[llvm] r304209 - This patch closes PR28513: an optimization of multiplication by different constants.

Andrew V. Tischenko via llvm-commits llvm-commits at lists.llvm.org
Fri Jun 2 03:30:49 PDT 2017


Dmitry,

Many tnx for your help. It seems I found the reason of the issue. I'll 
try to fix it asap.

Andrew


On 01.06.2017 22:08, Dimitry Andric wrote:
> Hi Vedant,
>
> I uploaded a tarball (106kB) here: http://www.andric.com/freebsd/clang/smult_curve25519.tar.xz
>
> Interestingly the r304208 and r304209 .ll files only differ in their version strings:
>
> --- r304208/smult_curve25519_ref.ll     2017-06-01 20:54:45.000000000 +0200
> +++ r304209/smult_curve25519_ref.ll     2017-06-01 20:54:55.000000000 +0200
> @@ -1804,7 +1804,7 @@ attributes #3 = { nounwind }
>
>   !0 = !DIGlobalVariableExpression(var: !1)
>   !1 = distinct !DIGlobalVariable(name: "minusp", scope: !2, file: !6, line: 46, type: !7, isLocal: true, isDefinition: true)
> -!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 5.0.0 (trunk 304208)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)
> +!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 5.0.0 (trunk 304209)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)
>   !3 = !DIFile(filename: "smult_curve25519_ref.c", directory: "/home/dim/src/head/secure/lib/libssh")
>   !4 = !{}
>   !5 = !{!0}
> @@ -1818,7 +1818,7 @@ attributes #3 = { nounwind }
>   !13 = !{i32 2, !"Debug Info Version", i32 3}
>   !14 = !{i32 1, !"wchar_size", i32 4}
>   !15 = !{i32 7, !"PIC Level", i32 1}
> -!16 = !{!"clang version 5.0.0 (trunk 304208)"}
> +!16 = !{!"clang version 5.0.0 (trunk 304209)"}
>   !17 = distinct !DISubprogram(name: "Fssh_crypto_scalarmult_curve25519", scope: !6, file: !6, line: 247, type: !18, isLocal: false, isDefinition: true, scopeLine: 250, flags: DIFlagPrototyped, isOptimized: true, unit: !2, variables: !25)
>   !18 = !DISubroutineType(types: !19)
>   !19 = !{!20, !21, !23, !23}
>
> The big differences are actually in the two .s output files.
>
> Command line used to compile:
>
> clang -fpic -O2 -std=gnu99 -fstack-protector-strong -S smult_curve25519_ref.i
>
> -Dimitry
>
>
>> On 1 Jun 2017, at 19:08, Vedant Kumar <vsk at apple.com> wrote:
>>
>> Hi Dimitry,
>>
>> Thanks for the feedback! Andrew and I have been working on isolating the issue and coming up with a smaller reproducer off-list (setting up a stage2 build, looking at asm diffs). I also discovered that, with r304209, we hit an ASan failure when running tblgen (log attached) [1].
>>
>> We don't have an LLVM IR based reproducer. Is there any chance you can share pre-patch/post-patch LLVM IR for smult_curve25519_ref.c?
>>
>> thanks,
>> vedant
>>
>> [1] ASan failure while running tblgen:
>>
>> <r304209-asan-failure.log>
>>
>>> On Jun 1, 2017, at 10:04 AM, Dimitry Andric <dimitry at andric.com> wrote:
>>>
>>> I also encountered many strange things when compiling parts of FreeBSD with this change!
>>>
>>> For example, ssh's smult_curve25519_ref.c gets miscompiled somehow, and then ssh signature checking fails.  Another example, subversion's SQLite support gets completely broken.  Probably there were more miscompilations lurking around.
>>>
>>> I'm not sure if it is easy to come up with simple test case.  But please make sure this commit gets more thought before reapplying it again. :)
>>>
>>> -Dimitry
>>>
>>>> On 30 May 2017, at 21:26, Vedant Kumar via llvm-commits <llvm-commits at lists.llvm.org> wrote:
>>>>
>>>> I've reverted this change for the moment to unblock our bots (r304231). Please let me know if you need any help reproducing the issue.
>>>>
>>>> thanks,
>>>> vedant
>>>>
>>>>> On May 30, 2017, at 12:22 PM, Vedant Kumar <vsk at apple.com> wrote:
>>>>>
>>>>> Hi Andrew,
>>>>>
>>>>> I think this change is responsible for a tablgen failure in stage2 builds:
>>>>>
>>>>> http://green.lab.llvm.org/green/job/clang-stage2-configure-Rthinlto_build/2171/
>>>>>
>>>>> I reproduced the failure locally (without ThinLTO), reverted your commit, rebuilt the stage1 clang, rebuilt the stage2 llvm-tblgen tool, and found that the crash disappears when your commit is reverted.
>>>>>
>>>>> Could you take a look?
>>>>>
>>>>> FAILED: lib/Target/ARM/ARMGenRegisterBank.inc.tmp
>>>>> cd /Volumes/Builds/pz-master-stage2-RA/lib/Target/ARM && /Volumes/Builds/pz-master-stage2-RA/bin/llvm-tblgen -gen-register-bank -I /Users/vk/llvm/lib/Target/ARM -I /Users/vk/llvm/include -I /Users/vk/llvm/lib/Target /Users/vk/llvm/lib/Target/ARM/ARM.td -o /Volumes
>>>>> /Builds/pz-master-stage2-RA/lib/Target/ARM/ARMGenRegisterBank.inc.tmp
>>>>> 0  llvm-tblgen              0x0000000106fc9568 llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 40
>>>>> 1  llvm-tblgen              0x0000000106fc9be6 SignalHandler(int) + 422
>>>>> 2  libsystem_platform.dylib 0x00000001076a7fba _sigtramp + 26
>>>>> 3  libsystem_platform.dylib 0x00007fff58deb468 _sigtramp + 1366570184
>>>>> 4  llvm-tblgen              0x0000000106e89cc7 llvm::CodeGenRegBank::getCompositeSubRegIndex(llvm::CodeGenSubRegIndex*, llvm::CodeGenSubRegIndex*) + 615
>>>>> 5  llvm-tblgen              0x0000000106e88be6 llvm::CodeGenRegister::computeSubRegs(llvm::CodeGenRegBank&) + 2182
>>>>> 6  llvm-tblgen              0x0000000106e8e9f0 llvm::CodeGenRegBank::CodeGenRegBank(llvm::RecordKeeper&) + 2192
>>>>> 7  llvm-tblgen              0x0000000106f384a1 llvm::EmitRegisterBank(llvm::RecordKeeper&, llvm::raw_ostream&) + 65
>>>>> 8  llvm-tblgen              0x0000000106f72c64 (anonymous namespace)::LLVMTableGenMain(llvm::raw_ostream&, llvm::RecordKeeper&) + 1172
>>>>> 9  llvm-tblgen              0x0000000106fcb15f llvm::TableGenMain(char*, bool (*)(llvm::raw_ostream&, llvm::RecordKeeper&)) + 3599
>>>>> 10 llvm-tblgen              0x0000000106f727a6 main + 134
>>>>> 11 libdyld.dylib            0x000000010733c6a5 start + 1
>>>>> Stack dump:
>>>>> 0.      Program arguments: /Volumes/Builds/pz-master-stage2-RA/bin/llvm-tblgen -gen-register-bank -I /Users/vk/llvm/lib/Target/ARM -I /Users/vk/llvm/include -I /Users/vk/llvm/lib/Target /Users/vk/llvm/lib/Target/ARM/ARM.td -o /Volumes/Builds/pz-master-stage2-RA/lib/Target/ARM/ARMGenRegisterBank.inc.tmp
>>>>> /bin/sh: line 1: 41986 Segmentation fault: 11  /Volumes/Builds/pz-master-stage2-RA/bin/llvm-tblgen -gen-register-bank -I /Users/vk/llvm/lib/Target/ARM -I /Users/vk/llvm/include -I /Users/vk/llvm/lib/Target /Users/vk/llvm/lib/Target/ARM/ARM.td -o /Volumes/Builds/pz
>>>>> -master-stage2-RA/lib/Target/ARM/ARMGenRegisterBank.inc.tmp
>>>>>
>>>>> thanks,
>>>>> vedant
>>>>>
>>>>>> On May 30, 2017, at 6:00 AM, Andrew V. Tischenko via llvm-commits <llvm-commits at lists.llvm.org> wrote:
>>>>>>
>>>>>> Author: avt77
>>>>>> Date: Tue May 30 08:00:44 2017
>>>>>> New Revision: 304209
>>>>>>
>>>>>> URL: http://llvm.org/viewvc/llvm-project?rev=304209&view=rev
>>>>>> Log:
>>>>>> This patch closes PR28513: an optimization of multiplication by different constants.
>>>>>> It's implemented on DAG combiner level.
>>>>>>
>>>>>> Modified:
>>>>>>   llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
>>>>>>   llvm/trunk/test/CodeGen/X86/mul-constant-i16.ll
>>>>>>   llvm/trunk/test/CodeGen/X86/mul-constant-i32.ll
>>>>>>   llvm/trunk/test/CodeGen/X86/mul-constant-i64.ll
>>>>>>
>>>>>> Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
>>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=304209&r1=304208&r2=304209&view=diff
>>>>>> ==============================================================================
>>>>>> --- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
>>>>>> +++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Tue May 30 08:00:44 2017
>>>>>> @@ -80,6 +80,12 @@ static cl::opt<int> ExperimentalPrefLoop
>>>>>>             " of the loop header PC will be 0)."),
>>>>>>    cl::Hidden);
>>>>>>
>>>>>> +static cl::opt<bool> MulConstantOptimization(
>>>>>> +    "mul-constant-optimization", cl::init(true),
>>>>>> +    cl::desc("Replace 'mul x, Const' with more effective instructions like "
>>>>>> +             "SHIFT, LEA, etc."),
>>>>>> +    cl::Hidden);
>>>>>> +
>>>>>> /// Call this when the user attempts to do something unsupported, like
>>>>>> /// returning a double without SSE2 enabled on x86_64. This is not fatal, unlike
>>>>>> /// report_fatal_error, so calling code should attempt to recover without
>>>>>> @@ -30928,6 +30934,75 @@ static SDValue reduceVMULWidth(SDNode *N
>>>>>> }
>>>>>> }
>>>>>>
>>>>>> +static SDValue combineMulSpecial(uint64_t MulAmt, SDNode *N, SelectionDAG &DAG,
>>>>>> +                                 EVT VT, SDLoc DL) {
>>>>>> +
>>>>>> +  auto combineMulShlAddOrSub = [&](int Mult, int Shift, bool isAdd) {
>>>>>> +    SDValue Result = DAG.getNode(X86ISD::MUL_IMM, DL, VT, N->getOperand(0),
>>>>>> +                                 DAG.getConstant(Mult, DL, VT));
>>>>>> +    Result = DAG.getNode(ISD::SHL, DL, VT, Result,
>>>>>> +                         DAG.getConstant(Shift, DL, MVT::i8));
>>>>>> +    Result = DAG.getNode(isAdd ? ISD::ADD : ISD::SUB, DL, VT, N->getOperand(0),
>>>>>> +                         Result);
>>>>>> +    return Result;
>>>>>> +  };
>>>>>> +
>>>>>> +  auto combineMulMulAddOrSub = [&](bool isAdd) {
>>>>>> +    SDValue Result = DAG.getNode(X86ISD::MUL_IMM, DL, VT, N->getOperand(0),
>>>>>> +                                 DAG.getConstant(9, DL, VT));
>>>>>> +    Result = DAG.getNode(ISD::MUL, DL, VT, Result, DAG.getConstant(3, DL, VT));
>>>>>> +    Result = DAG.getNode(isAdd ? ISD::ADD : ISD::SUB, DL, VT, N->getOperand(0),
>>>>>> +                         Result);
>>>>>> +    return Result;
>>>>>> +  };
>>>>>> +
>>>>>> +  switch (MulAmt) {
>>>>>> +  default:
>>>>>> +    break;
>>>>>> +  case 11:
>>>>>> +    // mul x, 11 => add ((shl (mul x, 5), 1), x)
>>>>>> +    return combineMulShlAddOrSub(5, 1, /*isAdd*/ true);
>>>>>> +  case 21:
>>>>>> +    // mul x, 21 => add ((shl (mul x, 5), 2), x)
>>>>>> +    return combineMulShlAddOrSub(5, 2, /*isAdd*/ true);
>>>>>> +  case 22:
>>>>>> +    // mul x, 22 => add (add ((shl (mul x, 5), 2), x), x)
>>>>>> +    return DAG.getNode(ISD::ADD, DL, VT, N->getOperand(0),
>>>>>> +                       combineMulShlAddOrSub(5, 2, /*isAdd*/ true));
>>>>>> +  case 19:
>>>>>> +    // mul x, 19 => sub ((shl (mul x, 5), 2), x)
>>>>>> +    return combineMulShlAddOrSub(5, 2, /*isAdd*/ false);
>>>>>> +  case 13:
>>>>>> +    // mul x, 13 => add ((shl (mul x, 3), 2), x)
>>>>>> +    return combineMulShlAddOrSub(3, 2, /*isAdd*/ true);
>>>>>> +  case 23:
>>>>>> +    // mul x, 13 => sub ((shl (mul x, 3), 3), x)
>>>>>> +    return combineMulShlAddOrSub(3, 3, /*isAdd*/ false);
>>>>>> +  case 14:
>>>>>> +    // mul x, 14 => add (add ((shl (mul x, 3), 2), x), x)
>>>>>> +    return DAG.getNode(ISD::ADD, DL, VT, N->getOperand(0),
>>>>>> +                       combineMulShlAddOrSub(3, 2, /*isAdd*/ true));
>>>>>> +  case 26:
>>>>>> +    // mul x, 26 => sub ((mul (mul x, 9), 3), x)
>>>>>> +    return combineMulMulAddOrSub(/*isAdd*/ false);
>>>>>> +  case 28:
>>>>>> +    // mul x, 28 => add ((mul (mul x, 9), 3), x)
>>>>>> +    return combineMulMulAddOrSub(/*isAdd*/ true);
>>>>>> +  case 29:
>>>>>> +    // mul x, 29 => add (add ((mul (mul x, 9), 3), x), x)
>>>>>> +    return DAG.getNode(ISD::ADD, DL, VT, N->getOperand(0),
>>>>>> +                       combineMulMulAddOrSub(/*isAdd*/ true));
>>>>>> +  case 30:
>>>>>> +    // mul x, 30 => sub (sub ((shl x, 5), x), x)
>>>>>> +    return DAG.getNode(
>>>>>> +        ISD::SUB, DL, VT, N->getOperand(0),
>>>>>> +        DAG.getNode(ISD::SUB, DL, VT, N->getOperand(0),
>>>>>> +                    DAG.getNode(ISD::SHL, DL, VT, N->getOperand(0),
>>>>>> +                                DAG.getConstant(5, DL, MVT::i8))));
>>>>>> +  }
>>>>>> +  return SDValue();
>>>>>> +}
>>>>>> +
>>>>>> /// Optimize a single multiply with constant into two operations in order to
>>>>>> /// implement it with two cheaper instructions, e.g. LEA + SHL, LEA + LEA.
>>>>>> static SDValue combineMul(SDNode *N, SelectionDAG &DAG,
>>>>>> @@ -30937,6 +31012,8 @@ static SDValue combineMul(SDNode *N, Sel
>>>>>> if (DCI.isBeforeLegalize() && VT.isVector())
>>>>>>    return reduceVMULWidth(N, DAG, Subtarget);
>>>>>>
>>>>>> +  if (!MulConstantOptimization)
>>>>>> +    return SDValue();
>>>>>> // An imul is usually smaller than the alternative sequence.
>>>>>> if (DAG.getMachineFunction().getFunction()->optForMinSize())
>>>>>>    return SDValue();
>>>>>> @@ -30992,7 +31069,8 @@ static SDValue combineMul(SDNode *N, Sel
>>>>>>    else
>>>>>>      NewMul = DAG.getNode(X86ISD::MUL_IMM, DL, VT, NewMul,
>>>>>>                           DAG.getConstant(MulAmt2, DL, VT));
>>>>>> -  }
>>>>>> +  } else if (!Subtarget.slowLEA())
>>>>>> +    NewMul = combineMulSpecial(MulAmt, N, DAG, VT, DL);
>>>>>>
>>>>>> if (!NewMul) {
>>>>>>    assert(MulAmt != 0 &&
>>>>>>
>>>>>> Modified: llvm/trunk/test/CodeGen/X86/mul-constant-i16.ll
>>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/mul-constant-i16.ll?rev=304209&r1=304208&r2=304209&view=diff
>>>>>> ==============================================================================
>>>>>> --- llvm/trunk/test/CodeGen/X86/mul-constant-i16.ll (original)
>>>>>> +++ llvm/trunk/test/CodeGen/X86/mul-constant-i16.ll Tue May 30 08:00:44 2017
>>>>>> @@ -188,13 +188,16 @@ define i16 @test_mul_by_11(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_11:
>>>>>> ; X86:       # BB#0:
>>>>>> ; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $11, %eax, %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,4), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,2), %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_11:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $11, %edi, %eax
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,4), %eax
>>>>>> +; X64-NEXT:    leal (%rdi,%rax,2), %eax
>>>>>> ; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 11
>>>>>> @@ -225,13 +228,16 @@ define i16 @test_mul_by_13(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_13:
>>>>>> ; X86:       # BB#0:
>>>>>> ; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $13, %eax, %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,4), %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_13:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $13, %edi, %eax
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,2), %eax
>>>>>> +; X64-NEXT:    leal (%rdi,%rax,4), %eax
>>>>>> ; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 13
>>>>>> @@ -241,14 +247,19 @@ define i16 @test_mul_by_13(i16 %x) {
>>>>>> define i16 @test_mul_by_14(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_14:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $14, %eax, %eax
>>>>>> +; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,2), %eax
>>>>>> +; X86-NEXT:    leal (%ecx,%eax,4), %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_14:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $14, %edi, %eax
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,2), %eax
>>>>>> +; X64-NEXT:    leal (%rdi,%rax,4), %eax
>>>>>> +; X64-NEXT:    addl %edi, %eax
>>>>>> ; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 14
>>>>>> @@ -338,14 +349,19 @@ define i16 @test_mul_by_19(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_19:
>>>>>> ; X86:       # BB#0:
>>>>>> ; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $19, %eax, %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,4), %ecx
>>>>>> +; X86-NEXT:    shll $2, %ecx
>>>>>> +; X86-NEXT:    subl %ecx, %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_19:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $19, %edi, %eax
>>>>>> -; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,4), %eax
>>>>>> +; X64-NEXT:    shll $2, %eax
>>>>>> +; X64-NEXT:    subl %eax, %edi
>>>>>> +; X64-NEXT:    movl %edi, %eax
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 19
>>>>>> ret i16 %mul
>>>>>> @@ -375,13 +391,16 @@ define i16 @test_mul_by_21(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_21:
>>>>>> ; X86:       # BB#0:
>>>>>> ; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $21, %eax, %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,4), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,4), %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_21:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $21, %edi, %eax
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,4), %eax
>>>>>> +; X64-NEXT:    leal (%rdi,%rax,4), %eax
>>>>>> ; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 21
>>>>>> @@ -391,14 +410,19 @@ define i16 @test_mul_by_21(i16 %x) {
>>>>>> define i16 @test_mul_by_22(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_22:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $22, %eax, %eax
>>>>>> +; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,4), %eax
>>>>>> +; X86-NEXT:    leal (%ecx,%eax,4), %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_22:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $22, %edi, %eax
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,4), %eax
>>>>>> +; X64-NEXT:    leal (%rdi,%rax,4), %eax
>>>>>> +; X64-NEXT:    addl %edi, %eax
>>>>>> ; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 22
>>>>>> @@ -409,14 +433,19 @@ define i16 @test_mul_by_23(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_23:
>>>>>> ; X86:       # BB#0:
>>>>>> ; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $23, %eax, %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %ecx
>>>>>> +; X86-NEXT:    shll $3, %ecx
>>>>>> +; X86-NEXT:    subl %ecx, %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_23:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $23, %edi, %eax
>>>>>> -; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,2), %eax
>>>>>> +; X64-NEXT:    shll $3, %eax
>>>>>> +; X64-NEXT:    subl %eax, %edi
>>>>>> +; X64-NEXT:    movl %edi, %eax
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 23
>>>>>> ret i16 %mul
>>>>>> @@ -466,14 +495,19 @@ define i16 @test_mul_by_26(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_26:
>>>>>> ; X86:       # BB#0:
>>>>>> ; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $26, %eax, %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,8), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,2), %ecx
>>>>>> +; X86-NEXT:    subl %ecx, %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_26:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $26, %edi, %eax
>>>>>> -; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,8), %eax
>>>>>> +; X64-NEXT:    leal (%rax,%rax,2), %eax
>>>>>> +; X64-NEXT:    subl %eax, %edi
>>>>>> +; X64-NEXT:    movl %edi, %eax
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 26
>>>>>> ret i16 %mul
>>>>>> @@ -502,14 +536,19 @@ define i16 @test_mul_by_27(i16 %x) {
>>>>>> define i16 @test_mul_by_28(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_28:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $28, %eax, %eax
>>>>>> +; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,8), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_28:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $28, %edi, %eax
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,8), %eax
>>>>>> +; X64-NEXT:    leal (%rax,%rax,2), %eax
>>>>>> +; X64-NEXT:    addl %edi, %eax
>>>>>> ; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 28
>>>>>> @@ -519,14 +558,21 @@ define i16 @test_mul_by_28(i16 %x) {
>>>>>> define i16 @test_mul_by_29(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_29:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $29, %eax, %eax
>>>>>> +; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,8), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_29:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $29, %edi, %eax
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal (%rdi,%rdi,8), %eax
>>>>>> +; X64-NEXT:    leal (%rax,%rax,2), %eax
>>>>>> +; X64-NEXT:    addl %edi, %eax
>>>>>> +; X64-NEXT:    addl %edi, %eax
>>>>>> ; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 29
>>>>>> @@ -537,14 +583,22 @@ define i16 @test_mul_by_30(i16 %x) {
>>>>>> ; X86-LABEL: test_mul_by_30:
>>>>>> ; X86:       # BB#0:
>>>>>> ; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    imull $30, %eax, %eax
>>>>>> +; X86-NEXT:    movl %eax, %ecx
>>>>>> +; X86-NEXT:    shll $5, %ecx
>>>>>> +; X86-NEXT:    movl %eax, %edx
>>>>>> +; X86-NEXT:    subl %ecx, %edx
>>>>>> +; X86-NEXT:    subl %edx, %eax
>>>>>> ; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> ; X64-LABEL: test_mul_by_30:
>>>>>> ; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $30, %edi, %eax
>>>>>> -; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> +; X64-NEXT:    movl %edi, %eax
>>>>>> +; X64-NEXT:    shll $5, %eax
>>>>>> +; X64-NEXT:    movl %edi, %ecx
>>>>>> +; X64-NEXT:    subl %eax, %ecx
>>>>>> +; X64-NEXT:    subl %ecx, %edi
>>>>>> +; X64-NEXT:    movl %edi, %eax
>>>>>> ; X64-NEXT:    retq
>>>>>> %mul = mul nsw i16 %x, 30
>>>>>> ret i16 %mul
>>>>>> @@ -587,3 +641,30 @@ define i16 @test_mul_by_32(i16 %x) {
>>>>>> %mul = mul nsw i16 %x, 32
>>>>>> ret i16 %mul
>>>>>> }
>>>>>> +
>>>>>> +; (x*9+42)*(x*5+2)
>>>>>> +define i16 @test_mul_spec(i16 %x) nounwind {
>>>>>> +; X86-LABEL: test_mul_spec:
>>>>>> +; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal 42(%eax,%eax,8), %ecx
>>>>>> +; X86-NEXT:    leal 2(%eax,%eax,4), %eax
>>>>>> +; X86-NEXT:    imull %ecx, %eax
>>>>>> +; X86-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> +; X86-NEXT:    retl
>>>>>> +;
>>>>>> +; X64-LABEL: test_mul_spec:
>>>>>> +; X64:       # BB#0:
>>>>>> +; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-NEXT:    leal 42(%rdi,%rdi,8), %ecx
>>>>>> +; X64-NEXT:    leal 2(%rdi,%rdi,4), %eax
>>>>>> +; X64-NEXT:    imull %ecx, %eax
>>>>>> +; X64-NEXT:    # kill: %AX<def> %AX<kill> %EAX<kill>
>>>>>> +; X64-NEXT:    retq
>>>>>> +  %mul = mul nsw i16 %x, 9
>>>>>> +  %add = add nsw i16 %mul, 42
>>>>>> +  %mul2 = mul nsw i16 %x, 5
>>>>>> +  %add2 = add nsw i16 %mul2, 2
>>>>>> +  %mul3 = mul nsw i16 %add, %add2
>>>>>> +  ret i16 %mul3
>>>>>> +}
>>>>>>
>>>>>> Modified: llvm/trunk/test/CodeGen/X86/mul-constant-i32.ll
>>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/mul-constant-i32.ll?rev=304209&r1=304208&r2=304209&view=diff
>>>>>> ==============================================================================
>>>>>> --- llvm/trunk/test/CodeGen/X86/mul-constant-i32.ll (original)
>>>>>> +++ llvm/trunk/test/CodeGen/X86/mul-constant-i32.ll Tue May 30 08:00:44 2017
>>>>>> @@ -1,6 +1,12 @@
>>>>>> ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
>>>>>> ; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s --check-prefix=X86
>>>>>> -; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s --check-prefix=X64
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -print-schedule=true -mcpu=haswell| FileCheck %s --check-prefix=X64-HSW
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -print-schedule=true -mcpu=btver2| FileCheck %s --check-prefix=X64-JAG
>>>>>> +; RUN: llc < %s -mtriple=i686-unknown -mul-constant-optimization=false | FileCheck %s --check-prefix=X86-NOOPT
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -mul-constant-optimization=false -print-schedule=true -mcpu=haswell| FileCheck %s --check-prefix=HSW-NOOPT
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -mul-constant-optimization=false -print-schedule=true -mcpu=btver2| FileCheck %s --check-prefix=JAG-NOOPT
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -print-schedule=true -mcpu=slm| FileCheck %s --check-prefix=X64-SLM
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -mul-constant-optimization=false -print-schedule=true -mcpu=slm| FileCheck %s --check-prefix=SLM-NOOPT
>>>>>>
>>>>>> define i32 @test_mul_by_1(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_1:
>>>>>> @@ -8,10 +14,40 @@ define i32 @test_mul_by_1(i32 %x) {
>>>>>> ; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_1:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    movl %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_1:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_1:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_1:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_1:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_1:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_1:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    movl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_1:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    movl %edi, %eax # sched: [1:0.50]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 1
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -23,11 +59,47 @@ define i32 @test_mul_by_2(i32 %x) {
>>>>>> ; X86-NEXT:    addl %eax, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_2:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_2:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_2:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_2:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    addl %eax, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_2:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; HSW-NOOPT-NEXT:    leal (%rdi,%rdi), %eax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_2:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; JAG-NOOPT-NEXT:    leal (%rdi,%rdi), %eax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_2:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_2:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; SLM-NOOPT-NEXT:    leal (%rdi,%rdi), %eax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 2
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -38,11 +110,46 @@ define i32 @test_mul_by_3(i32 %x) {
>>>>>> ; X86-NEXT:    imull $3, {{[0-9]+}}(%esp), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_3:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,2), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_3:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_3:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_3:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $3, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_3:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; HSW-NOOPT-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_3:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; JAG-NOOPT-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_3:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_3:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; SLM-NOOPT-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 3
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -54,11 +161,47 @@ define i32 @test_mul_by_4(i32 %x) {
>>>>>> ; X86-NEXT:    shll $2, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_4:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (,%rdi,4), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_4:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_4:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_4:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    shll $2, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_4:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; HSW-NOOPT-NEXT:    leal (,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_4:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; JAG-NOOPT-NEXT:    leal (,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_4:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_4:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; SLM-NOOPT-NEXT:    leal (,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 4
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -69,11 +212,46 @@ define i32 @test_mul_by_5(i32 %x) {
>>>>>> ; X86-NEXT:    imull $5, {{[0-9]+}}(%esp), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_5:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,4), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_5:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_5:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_5:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $5, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_5:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; HSW-NOOPT-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_5:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; JAG-NOOPT-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_5:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_5:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; SLM-NOOPT-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 5
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -86,12 +264,46 @@ define i32 @test_mul_by_6(i32 %x) {
>>>>>> ; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_6:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    addl %edi, %edi
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,2), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_6:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    addl %edi, %edi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_6:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    addl %edi, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_6:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $6, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_6:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $6, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_6:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $6, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_6:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    addl %edi, %edi # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_6:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $6, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 6
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -104,12 +316,46 @@ define i32 @test_mul_by_7(i32 %x) {
>>>>>> ; X86-NEXT:    subl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_7:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (,%rdi,8), %eax
>>>>>> -; X64-NEXT:    subl %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_7:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_7:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_7:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $7, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_7:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $7, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_7:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $7, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_7:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (,%rdi,8), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    subl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_7:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $7, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 7
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -121,11 +367,47 @@ define i32 @test_mul_by_8(i32 %x) {
>>>>>> ; X86-NEXT:    shll $3, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_8:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (,%rdi,8), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_8:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_8:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_8:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    shll $3, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_8:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; HSW-NOOPT-NEXT:    leal (,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_8:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; JAG-NOOPT-NEXT:    leal (,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_8:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (,%rdi,8), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_8:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; SLM-NOOPT-NEXT:    leal (,%rdi,8), %eax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 8
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -136,11 +418,46 @@ define i32 @test_mul_by_9(i32 %x) {
>>>>>> ; X86-NEXT:    imull $9, {{[0-9]+}}(%esp), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_9:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,8), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_9:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_9:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_9:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $9, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_9:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; HSW-NOOPT-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_9:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; JAG-NOOPT-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_9:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_9:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; SLM-NOOPT-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 9
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -153,12 +470,46 @@ define i32 @test_mul_by_10(i32 %x) {
>>>>>> ; X86-NEXT:    leal (%eax,%eax,4), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_10:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    addl %edi, %edi
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,4), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_10:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    addl %edi, %edi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_10:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    addl %edi, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_10:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $10, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_10:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $10, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_10:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $10, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_10:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    addl %edi, %edi # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_10:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $10, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 10
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -166,13 +517,49 @@ define i32 @test_mul_by_10(i32 %x) {
>>>>>> define i32 @test_mul_by_11(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_11:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $11, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,4), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,2), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_11:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $11, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_11:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_11:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_11:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $11, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_11:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $11, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_11:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $11, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_11:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $11, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_11:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $11, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 11
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -185,12 +572,46 @@ define i32 @test_mul_by_12(i32 %x) {
>>>>>> ; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_12:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    shll $2, %edi
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,2), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_12:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    shll $2, %edi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_12:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    shll $2, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_12:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $12, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_12:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $12, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_12:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $12, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_12:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    shll $2, %edi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_12:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $12, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 12
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -198,13 +619,49 @@ define i32 @test_mul_by_12(i32 %x) {
>>>>>> define i32 @test_mul_by_13(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_13:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $13, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,4), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_13:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $13, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_13:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_13:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_13:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $13, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_13:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $13, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_13:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $13, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_13:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $13, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_13:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $13, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 13
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -212,13 +669,52 @@ define i32 @test_mul_by_13(i32 %x) {
>>>>>> define i32 @test_mul_by_14(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_14:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $14, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,2), %eax
>>>>>> +; X86-NEXT:    leal (%ecx,%eax,4), %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_14:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $14, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_14:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_14:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_14:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $14, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_14:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $14, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_14:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $14, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_14:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $14, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_14:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $14, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 14
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -231,12 +727,46 @@ define i32 @test_mul_by_15(i32 %x) {
>>>>>> ; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_15:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,4), %eax
>>>>>> -; X64-NEXT:    leal (%rax,%rax,2), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_15:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_15:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_15:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $15, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_15:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $15, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_15:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $15, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_15:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_15:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $15, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 15
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -248,11 +778,47 @@ define i32 @test_mul_by_16(i32 %x) {
>>>>>> ; X86-NEXT:    shll $4, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_16:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    shll $4, %edi
>>>>>> -; X64-NEXT:    movl %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_16:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    shll $4, %edi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_16:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    shll $4, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_16:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    shll $4, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_16:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    shll $4, %edi # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_16:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    shll $4, %edi # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_16:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    shll $4, %edi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    movl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_16:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    shll $4, %edi # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    movl %edi, %eax # sched: [1:0.50]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 16
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -266,13 +832,49 @@ define i32 @test_mul_by_17(i32 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_17:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    movl %edi, %eax
>>>>>> -; X64-NEXT:    shll $4, %eax
>>>>>> -; X64-NEXT:    leal (%rax,%rdi), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_17:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    shll $4, %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rax,%rdi), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_17:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    shll $4, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rax,%rdi), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_17:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $17, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_17:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $17, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_17:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $17, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_17:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    movl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    shll $4, %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leal (%rax,%rdi), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_17:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $17, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 17
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -285,12 +887,46 @@ define i32 @test_mul_by_18(i32 %x) {
>>>>>> ; X86-NEXT:    leal (%eax,%eax,8), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_18:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    addl %edi, %edi
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,8), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_18:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    addl %edi, %edi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_18:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    addl %edi, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_18:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $18, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_18:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $18, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_18:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $18, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_18:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    addl %edi, %edi # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_18:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $18, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 18
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -298,13 +934,54 @@ define i32 @test_mul_by_18(i32 %x) {
>>>>>> define i32 @test_mul_by_19(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_19:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $19, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,4), %ecx
>>>>>> +; X86-NEXT:    shll $2, %ecx
>>>>>> +; X86-NEXT:    subl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_19:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $19, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_19:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    shll $2, %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subl %eax, %edi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_19:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    shll $2, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subl %eax, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_19:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $19, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_19:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $19, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_19:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $19, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_19:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $19, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_19:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $19, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 19
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -317,12 +994,46 @@ define i32 @test_mul_by_20(i32 %x) {
>>>>>> ; X86-NEXT:    leal (%eax,%eax,4), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_20:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    shll $2, %edi
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,4), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_20:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    shll $2, %edi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_20:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    shll $2, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_20:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $20, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_20:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $20, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_20:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $20, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_20:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    shll $2, %edi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_20:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $20, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 20
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -330,13 +1041,49 @@ define i32 @test_mul_by_20(i32 %x) {
>>>>>> define i32 @test_mul_by_21(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_21:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $21, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,4), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,4), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_21:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $21, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_21:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_21:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_21:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $21, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_21:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $21, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_21:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $21, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_21:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $21, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_21:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $21, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 21
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -344,13 +1091,52 @@ define i32 @test_mul_by_21(i32 %x) {
>>>>>> define i32 @test_mul_by_22(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_22:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $22, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,4), %eax
>>>>>> +; X86-NEXT:    leal (%ecx,%eax,4), %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_22:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $22, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_22:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_22:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_22:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $22, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_22:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $22, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_22:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $22, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_22:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $22, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_22:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $22, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 22
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -358,13 +1144,54 @@ define i32 @test_mul_by_22(i32 %x) {
>>>>>> define i32 @test_mul_by_23(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_23:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $23, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %ecx
>>>>>> +; X86-NEXT:    shll $3, %ecx
>>>>>> +; X86-NEXT:    subl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_23:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $23, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_23:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    shll $3, %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subl %eax, %edi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_23:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    shll $3, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subl %eax, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_23:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $23, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_23:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $23, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_23:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $23, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_23:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $23, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_23:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $23, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 23
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -377,12 +1204,46 @@ define i32 @test_mul_by_24(i32 %x) {
>>>>>> ; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_24:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    shll $3, %edi
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,2), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_24:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    shll $3, %edi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_24:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    shll $3, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_24:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $24, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_24:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $24, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_24:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $24, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_24:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    shll $3, %edi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,2), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_24:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $24, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 24
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -395,12 +1256,46 @@ define i32 @test_mul_by_25(i32 %x) {
>>>>>> ; X86-NEXT:    leal (%eax,%eax,4), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_25:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,4), %eax
>>>>>> -; X64-NEXT:    leal (%rax,%rax,4), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_25:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rax,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_25:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rax,%rax,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_25:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $25, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_25:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $25, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_25:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $25, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_25:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leal (%rax,%rax,4), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_25:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $25, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 25
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -408,13 +1303,54 @@ define i32 @test_mul_by_25(i32 %x) {
>>>>>> define i32 @test_mul_by_26(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_26:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $26, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,8), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,2), %ecx
>>>>>> +; X86-NEXT:    subl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_26:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $26, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_26:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subl %eax, %edi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_26:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subl %eax, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_26:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $26, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_26:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $26, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_26:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $26, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_26:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $26, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_26:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $26, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 26
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -427,12 +1363,46 @@ define i32 @test_mul_by_27(i32 %x) {
>>>>>> ; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_27:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> -; X64-NEXT:    leal (%rdi,%rdi,8), %eax
>>>>>> -; X64-NEXT:    leal (%rax,%rax,2), %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_27:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_27:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_27:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $27, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_27:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $27, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_27:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $27, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_27:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_27:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $27, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 27
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -440,13 +1410,52 @@ define i32 @test_mul_by_27(i32 %x) {
>>>>>> define i32 @test_mul_by_28(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_28:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $28, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,8), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_28:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $28, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_28:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_28:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_28:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $28, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_28:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $28, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_28:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $28, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_28:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $28, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_28:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $28, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 28
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -454,13 +1463,55 @@ define i32 @test_mul_by_28(i32 %x) {
>>>>>> define i32 @test_mul_by_29(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_29:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $29, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,8), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> +; X86-NEXT:    addl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_29:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $29, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_29:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    addl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_29:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal (%rdi,%rdi,8), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal (%rax,%rax,2), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_29:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $29, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_29:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $29, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_29:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $29, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_29:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $29, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_29:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $29, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 29
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -468,13 +1519,58 @@ define i32 @test_mul_by_29(i32 %x) {
>>>>>> define i32 @test_mul_by_30(i32 %x) {
>>>>>> ; X86-LABEL: test_mul_by_30:
>>>>>> ; X86:       # BB#0:
>>>>>> -; X86-NEXT:    imull $30, {{[0-9]+}}(%esp), %eax
>>>>>> -; X86-NEXT:    retl
>>>>>> -;
>>>>>> -; X64-LABEL: test_mul_by_30:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imull $30, %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    movl %eax, %ecx
>>>>>> +; X86-NEXT:    shll $5, %ecx
>>>>>> +; X86-NEXT:    movl %eax, %edx
>>>>>> +; X86-NEXT:    subl %ecx, %edx
>>>>>> +; X86-NEXT:    subl %edx, %eax
>>>>>> +; X86-NEXT:    retl
>>>>>> +;
>>>>>> +; X64-HSW-LABEL: test_mul_by_30:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    shll $5, %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    movl %edi, %ecx # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    subl %eax, %ecx # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    subl %ecx, %edi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_30:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    movl %edi, %ecx # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    shll $5, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subl %eax, %ecx # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subl %ecx, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_30:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $30, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_30:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $30, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_30:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $30, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_30:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imull $30, %edi, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_30:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $30, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 30
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -488,12 +1584,46 @@ define i32 @test_mul_by_31(i32 %x) {
>>>>>> ; X86-NEXT:    subl %ecx, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_31:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    movl %edi, %eax
>>>>>> -; X64-NEXT:    shll $5, %eax
>>>>>> -; X64-NEXT:    subl %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_31:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    shll $5, %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_31:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    shll $5, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_31:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    imull $31, {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_31:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imull $31, %edi, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_31:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imull $31, %edi, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_31:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    movl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    shll $5, %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    subl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_31:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imull $31, %edi, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 31
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> @@ -505,11 +1635,124 @@ define i32 @test_mul_by_32(i32 %x) {
>>>>>> ; X86-NEXT:    shll $5, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_32:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    shll $5, %edi
>>>>>> -; X64-NEXT:    movl %edi, %eax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_32:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    shll $5, %edi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_32:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    shll $5, %edi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_32:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    shll $5, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_32:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    shll $5, %edi # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    movl %edi, %eax # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_32:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    shll $5, %edi # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    movl %edi, %eax # sched: [1:0.17]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_32:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    shll $5, %edi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    movl %edi, %eax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_32:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    shll $5, %edi # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    movl %edi, %eax # sched: [1:0.50]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i32 %x, 32
>>>>>> ret i32 %mul
>>>>>> }
>>>>>> +
>>>>>> +; (x*9+42)*(x*5+2)
>>>>>> +define i32 @test_mul_spec(i32 %x) nounwind {
>>>>>> +; X86-LABEL: test_mul_spec:
>>>>>> +; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal 42(%eax,%eax,8), %ecx
>>>>>> +; X86-NEXT:    leal 2(%eax,%eax,4), %eax
>>>>>> +; X86-NEXT:    imull %ecx, %eax
>>>>>> +; X86-NEXT:    retl
>>>>>> +;
>>>>>> +; X64-HSW-LABEL: test_mul_spec:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,8), %ecx # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addl $42, %ecx # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addl $2, %eax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    imull %ecx, %eax # sched: [4:1.00]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_spec:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-JAG-NEXT:    leal 42(%rdi,%rdi,8), %ecx # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leal 2(%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    imull %ecx, %eax # sched: [3:1.00]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_spec:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    leal 42(%eax,%eax,8), %ecx
>>>>>> +; X86-NOOPT-NEXT:    leal 2(%eax,%eax,4), %eax
>>>>>> +; X86-NOOPT-NEXT:    imull %ecx, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_spec:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; HSW-NOOPT-NEXT:    leal (%rdi,%rdi,8), %ecx # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    addl $42, %ecx # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    leal (%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    addl $2, %eax # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    imull %ecx, %eax # sched: [4:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_spec:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; JAG-NOOPT-NEXT:    leal 42(%rdi,%rdi,8), %ecx # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    leal 2(%rdi,%rdi,4), %eax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    imull %ecx, %eax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_spec:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; X64-SLM-NEXT:    leal 42(%rdi,%rdi,8), %ecx # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leal 2(%rdi,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    imull %ecx, %eax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_spec:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    # kill: %EDI<def> %EDI<kill> %RDI<def>
>>>>>> +; SLM-NOOPT-NEXT:    leal 42(%rdi,%rdi,8), %ecx # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    leal 2(%rdi,%rdi,4), %eax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    imull %ecx, %eax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +  %mul = mul nsw i32 %x, 9
>>>>>> +  %add = add nsw i32 %mul, 42
>>>>>> +  %mul2 = mul nsw i32 %x, 5
>>>>>> +  %add2 = add nsw i32 %mul2, 2
>>>>>> +  %mul3 = mul nsw i32 %add, %add2
>>>>>> +  ret i32 %mul3
>>>>>> +}
>>>>>>
>>>>>> Modified: llvm/trunk/test/CodeGen/X86/mul-constant-i64.ll
>>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/mul-constant-i64.ll?rev=304209&r1=304208&r2=304209&view=diff
>>>>>> ==============================================================================
>>>>>> --- llvm/trunk/test/CodeGen/X86/mul-constant-i64.ll (original)
>>>>>> +++ llvm/trunk/test/CodeGen/X86/mul-constant-i64.ll Tue May 30 08:00:44 2017
>>>>>> @@ -1,18 +1,55 @@
>>>>>> ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
>>>>>> ; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s --check-prefix=X86
>>>>>> -; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s --check-prefix=X64
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -print-schedule=true -mcpu=haswell| FileCheck %s --check-prefix=X64-HSW
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -print-schedule=true -mcpu=btver2| FileCheck %s --check-prefix=X64-JAG
>>>>>> +; RUN: llc < %s -mtriple=i686-unknown -mul-constant-optimization=false | FileCheck %s --check-prefix=X86-NOOPT
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -mul-constant-optimization=false -print-schedule=true -mcpu=haswell| FileCheck %s --check-prefix=HSW-NOOPT
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -mul-constant-optimization=false -print-schedule=true -mcpu=btver2| FileCheck %s --check-prefix=JAG-NOOPT
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -print-schedule=true -mcpu=slm| FileCheck %s --check-prefix=X64-SLM
>>>>>> +; RUN: llc < %s -mtriple=x86_64-unknown -mul-constant-optimization=false -print-schedule=true -mcpu=slm| FileCheck %s --check-prefix=SLM-NOOPT
>>>>>>
>>>>>> -define i64 @test_mul_by_1(i64 %x) {
>>>>>> +define i64 @test_mul_by_1(i64 %x) nounwind {
>>>>>> ; X86-LABEL: test_mul_by_1:
>>>>>> ; X86:       # BB#0:
>>>>>> ; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> ; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_1:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    movq %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_1:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_1:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_1:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_1:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_1:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_1:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    movq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_1:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    movq %rdi, %rax # sched: [1:0.50]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 1
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -26,10 +63,43 @@ define i64 @test_mul_by_2(i64 %x) {
>>>>>> ; X86-NEXT:    addl %eax, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_2:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_2:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_2:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_2:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %edx
>>>>>> +; X86-NOOPT-NEXT:    shldl $1, %eax, %edx
>>>>>> +; X86-NOOPT-NEXT:    addl %eax, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_2:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    leaq (%rdi,%rdi), %rax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_2:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    leaq (%rdi,%rdi), %rax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_2:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_2:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    leaq (%rdi,%rdi), %rax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 2
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -43,10 +113,43 @@ define i64 @test_mul_by_3(i64 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_3:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,2), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_3:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_3:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_3:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $3, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $3, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_3:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_3:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_3:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_3:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 3
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -60,10 +163,43 @@ define i64 @test_mul_by_4(i64 %x) {
>>>>>> ; X86-NEXT:    shll $2, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_4:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (,%rdi,4), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_4:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_4:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_4:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %edx
>>>>>> +; X86-NOOPT-NEXT:    shldl $2, %eax, %edx
>>>>>> +; X86-NOOPT-NEXT:    shll $2, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_4:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    leaq (,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_4:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    leaq (,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_4:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_4:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    leaq (,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 4
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -77,10 +213,43 @@ define i64 @test_mul_by_5(i64 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_5:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,4), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_5:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_5:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_5:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $5, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $5, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_5:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_5:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_5:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_5:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 5
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -95,11 +264,46 @@ define i64 @test_mul_by_6(i64 %x) {
>>>>>> ; X86-NEXT:    leal (%edx,%ecx,2), %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_6:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    addq %rdi, %rdi
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,2), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_6:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    addq %rdi, %rdi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_6:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    addq %rdi, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_6:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $6, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $6, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_6:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $6, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_6:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $6, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_6:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    addq %rdi, %rdi # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_6:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $6, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 6
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -115,11 +319,46 @@ define i64 @test_mul_by_7(i64 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_7:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (,%rdi,8), %rax
>>>>>> -; X64-NEXT:    subq %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_7:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_7:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_7:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $7, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $7, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_7:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $7, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_7:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $7, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_7:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (,%rdi,8), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    subq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_7:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $7, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 7
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -133,10 +372,43 @@ define i64 @test_mul_by_8(i64 %x) {
>>>>>> ; X86-NEXT:    shll $3, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_8:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (,%rdi,8), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_8:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_8:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_8:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %edx
>>>>>> +; X86-NOOPT-NEXT:    shldl $3, %eax, %edx
>>>>>> +; X86-NOOPT-NEXT:    shll $3, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_8:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    leaq (,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_8:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    leaq (,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_8:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (,%rdi,8), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_8:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    leaq (,%rdi,8), %rax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 8
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -150,10 +422,43 @@ define i64 @test_mul_by_9(i64 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_9:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,8), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_9:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_9:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_9:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $9, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $9, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_9:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_9:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_9:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_9:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 9
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -168,11 +473,46 @@ define i64 @test_mul_by_10(i64 %x) {
>>>>>> ; X86-NEXT:    leal (%edx,%ecx,2), %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_10:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    addq %rdi, %rdi
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,4), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_10:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    addq %rdi, %rdi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_10:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    addq %rdi, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_10:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $10, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $10, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_10:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $10, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_10:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $10, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_10:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    addq %rdi, %rdi # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_10:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $10, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 10
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -180,16 +520,53 @@ define i64 @test_mul_by_10(i64 %x) {
>>>>>> define i64 @test_mul_by_11(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_11:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,4), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,2), %ecx
>>>>>> ; X86-NEXT:    movl $11, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $11, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_11:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $11, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_11:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_11:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_11:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $11, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $11, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_11:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $11, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_11:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $11, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_11:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $11, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_11:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $11, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 11
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -204,11 +581,46 @@ define i64 @test_mul_by_12(i64 %x) {
>>>>>> ; X86-NEXT:    leal (%edx,%ecx,4), %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_12:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    shlq $2, %rdi
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,2), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_12:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    shlq $2, %rdi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_12:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    shlq $2, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_12:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $12, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $12, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_12:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $12, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_12:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $12, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_12:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    shlq $2, %rdi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_12:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $12, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 12
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -216,16 +628,53 @@ define i64 @test_mul_by_12(i64 %x) {
>>>>>> define i64 @test_mul_by_13(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_13:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,4), %ecx
>>>>>> ; X86-NEXT:    movl $13, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $13, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_13:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $13, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_13:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_13:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_13:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $13, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $13, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_13:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $13, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_13:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $13, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_13:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $13, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_13:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $13, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 13
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -233,16 +682,56 @@ define i64 @test_mul_by_13(i64 %x) {
>>>>>> define i64 @test_mul_by_14(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_14:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,4), %ecx
>>>>>> +; X86-NEXT:    addl %eax, %ecx
>>>>>> ; X86-NEXT:    movl $14, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $14, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_14:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $14, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_14:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_14:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_14:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $14, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $14, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_14:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $14, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_14:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $14, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_14:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $14, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_14:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $14, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 14
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -258,11 +747,46 @@ define i64 @test_mul_by_15(i64 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_15:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,4), %rax
>>>>>> -; X64-NEXT:    leaq (%rax,%rax,2), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_15:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_15:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_15:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $15, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $15, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_15:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $15, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_15:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $15, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_15:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_15:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $15, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 15
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -276,11 +800,49 @@ define i64 @test_mul_by_16(i64 %x) {
>>>>>> ; X86-NEXT:    shll $4, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_16:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    shlq $4, %rdi
>>>>>> -; X64-NEXT:    movq %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_16:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    shlq $4, %rdi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_16:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    shlq $4, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_16:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %edx
>>>>>> +; X86-NOOPT-NEXT:    shldl $4, %eax, %edx
>>>>>> +; X86-NOOPT-NEXT:    shll $4, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_16:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    shlq $4, %rdi # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_16:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    shlq $4, %rdi # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_16:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    shlq $4, %rdi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    movq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_16:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    shlq $4, %rdi # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    movq %rdi, %rax # sched: [1:0.50]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 16
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -297,12 +859,49 @@ define i64 @test_mul_by_17(i64 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_17:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    movq %rdi, %rax
>>>>>> -; X64-NEXT:    shlq $4, %rax
>>>>>> -; X64-NEXT:    leaq (%rax,%rdi), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_17:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    shlq $4, %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rax,%rdi), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_17:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    shlq $4, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rax,%rdi), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_17:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $17, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $17, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_17:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $17, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_17:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $17, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_17:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    movq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    shlq $4, %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    addq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_17:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $17, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 17
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -317,11 +916,46 @@ define i64 @test_mul_by_18(i64 %x) {
>>>>>> ; X86-NEXT:    leal (%edx,%ecx,2), %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_18:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    addq %rdi, %rdi
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,8), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_18:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    addq %rdi, %rdi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_18:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    addq %rdi, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_18:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $18, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $18, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_18:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $18, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_18:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $18, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_18:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    addq %rdi, %rdi # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_18:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $18, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 18
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -329,16 +963,58 @@ define i64 @test_mul_by_18(i64 %x) {
>>>>>> define i64 @test_mul_by_19(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_19:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,4), %eax
>>>>>> +; X86-NEXT:    shll $2, %eax
>>>>>> +; X86-NEXT:    subl %eax, %ecx
>>>>>> ; X86-NEXT:    movl $19, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $19, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_19:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $19, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_19:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    shlq $2, %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subq %rax, %rdi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_19:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    shlq $2, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subq %rax, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_19:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $19, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $19, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_19:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $19, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_19:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $19, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_19:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $19, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_19:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $19, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 19
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -353,11 +1029,46 @@ define i64 @test_mul_by_20(i64 %x) {
>>>>>> ; X86-NEXT:    leal (%edx,%ecx,4), %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_20:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    shlq $2, %rdi
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,4), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_20:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    shlq $2, %rdi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_20:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    shlq $2, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_20:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $20, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $20, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_20:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $20, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_20:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $20, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_20:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    shlq $2, %rdi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_20:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $20, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 20
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -365,16 +1076,53 @@ define i64 @test_mul_by_20(i64 %x) {
>>>>>> define i64 @test_mul_by_21(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_21:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,4), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,4), %ecx
>>>>>> ; X86-NEXT:    movl $21, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $21, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_21:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $21, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_21:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_21:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_21:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $21, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $21, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_21:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $21, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_21:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $21, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_21:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $21, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_21:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $21, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 21
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -382,16 +1130,56 @@ define i64 @test_mul_by_21(i64 %x) {
>>>>>> define i64 @test_mul_by_22(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_22:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,4), %ecx
>>>>>> +; X86-NEXT:    leal (%eax,%ecx,4), %ecx
>>>>>> +; X86-NEXT:    addl %eax, %ecx
>>>>>> ; X86-NEXT:    movl $22, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $22, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_22:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $22, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_22:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_22:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_22:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $22, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $22, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_22:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $22, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_22:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $22, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_22:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $22, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_22:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $22, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 22
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -399,16 +1187,58 @@ define i64 @test_mul_by_22(i64 %x) {
>>>>>> define i64 @test_mul_by_23(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_23:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,2), %eax
>>>>>> +; X86-NEXT:    shll $3, %eax
>>>>>> +; X86-NEXT:    subl %eax, %ecx
>>>>>> ; X86-NEXT:    movl $23, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $23, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_23:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $23, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_23:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    shlq $3, %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subq %rax, %rdi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_23:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    shlq $3, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subq %rax, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_23:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $23, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $23, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_23:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $23, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_23:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $23, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_23:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $23, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_23:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $23, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 23
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -423,11 +1253,46 @@ define i64 @test_mul_by_24(i64 %x) {
>>>>>> ; X86-NEXT:    leal (%edx,%ecx,8), %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_24:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    shlq $3, %rdi
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,2), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_24:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    shlq $3, %rdi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_24:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    shlq $3, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_24:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $24, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $24, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_24:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $24, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_24:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $24, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_24:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    shlq $3, %rdi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,2), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_24:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $24, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 24
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -443,11 +1308,46 @@ define i64 @test_mul_by_25(i64 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_25:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,4), %rax
>>>>>> -; X64-NEXT:    leaq (%rax,%rax,4), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_25:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rax,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_25:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rax,%rax,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_25:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $25, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $25, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_25:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $25, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_25:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $25, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_25:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leaq (%rax,%rax,4), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_25:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $25, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 25
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -455,16 +1355,58 @@ define i64 @test_mul_by_25(i64 %x) {
>>>>>> define i64 @test_mul_by_26(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_26:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,8), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,2), %eax
>>>>>> +; X86-NEXT:    subl %eax, %ecx
>>>>>> ; X86-NEXT:    movl $26, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $26, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_26:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $26, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_26:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subq %rax, %rdi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_26:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subq %rax, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_26:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $26, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $26, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_26:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $26, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_26:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $26, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_26:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $26, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_26:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $26, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 26
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -480,11 +1422,46 @@ define i64 @test_mul_by_27(i64 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_27:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    leaq (%rdi,%rdi,8), %rax
>>>>>> -; X64-NEXT:    leaq (%rax,%rax,2), %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_27:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_27:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_27:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $27, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $27, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_27:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $27, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_27:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $27, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_27:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_27:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $27, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 27
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -492,16 +1469,56 @@ define i64 @test_mul_by_27(i64 %x) {
>>>>>> define i64 @test_mul_by_28(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_28:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,8), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,2), %ecx
>>>>>> +; X86-NEXT:    addl %eax, %ecx
>>>>>> ; X86-NEXT:    movl $28, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $28, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_28:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $28, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_28:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_28:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_28:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $28, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $28, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_28:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $28, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_28:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $28, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_28:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $28, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_28:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $28, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 28
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -509,16 +1526,59 @@ define i64 @test_mul_by_28(i64 %x) {
>>>>>> define i64 @test_mul_by_29(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_29:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NEXT:    leal (%eax,%eax,8), %ecx
>>>>>> +; X86-NEXT:    leal (%ecx,%ecx,2), %ecx
>>>>>> +; X86-NEXT:    addl %eax, %ecx
>>>>>> +; X86-NEXT:    addl %eax, %ecx
>>>>>> ; X86-NEXT:    movl $29, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $29, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_29:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $29, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_29:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    addq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_29:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq (%rdi,%rdi,8), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq (%rax,%rax,2), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    addq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_29:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $29, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $29, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_29:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $29, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_29:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $29, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_29:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $29, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_29:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $29, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 29
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -526,16 +1586,60 @@ define i64 @test_mul_by_29(i64 %x) {
>>>>>> define i64 @test_mul_by_30(i64 %x) {
>>>>>> ; X86-LABEL: test_mul_by_30:
>>>>>> ; X86:       # BB#0:
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    shll $5, %ecx
>>>>>> ; X86-NEXT:    movl $30, %eax
>>>>>> ; X86-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> -; X86-NEXT:    imull $30, {{[0-9]+}}(%esp), %ecx
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_30:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    imulq $30, %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_30:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    shlq $5, %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rcx # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    subq %rax, %rcx # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    subq %rcx, %rdi # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_30:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rcx # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    shlq $5, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subq %rax, %rcx # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subq %rcx, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_30:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $30, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $30, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_30:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $30, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_30:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $30, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_30:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    imulq $30, %rdi, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_30:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $30, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 30
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -552,12 +1656,49 @@ define i64 @test_mul_by_31(i64 %x) {
>>>>>> ; X86-NEXT:    addl %ecx, %edx
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_31:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    movq %rdi, %rax
>>>>>> -; X64-NEXT:    shlq $5, %rax
>>>>>> -; X64-NEXT:    subq %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_31:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    shlq $5, %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    subq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_31:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    shlq $5, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    subq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_31:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl $31, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull {{[0-9]+}}(%esp)
>>>>>> +; X86-NOOPT-NEXT:    imull $31, {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_31:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    imulq $31, %rdi, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_31:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    imulq $31, %rdi, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_31:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    movq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    shlq $5, %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    subq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_31:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    imulq $31, %rdi, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 31
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> @@ -571,11 +1712,168 @@ define i64 @test_mul_by_32(i64 %x) {
>>>>>> ; X86-NEXT:    shll $5, %eax
>>>>>> ; X86-NEXT:    retl
>>>>>> ;
>>>>>> -; X64-LABEL: test_mul_by_32:
>>>>>> -; X64:       # BB#0:
>>>>>> -; X64-NEXT:    shlq $5, %rdi
>>>>>> -; X64-NEXT:    movq %rdi, %rax
>>>>>> -; X64-NEXT:    retq
>>>>>> +; X64-HSW-LABEL: test_mul_by_32:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    shlq $5, %rdi # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_by_32:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    shlq $5, %rdi # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_by_32:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %eax
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %edx
>>>>>> +; X86-NOOPT-NEXT:    shldl $5, %eax, %edx
>>>>>> +; X86-NOOPT-NEXT:    shll $5, %eax
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_by_32:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    shlq $5, %rdi # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    movq %rdi, %rax # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_by_32:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    shlq $5, %rdi # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    movq %rdi, %rax # sched: [1:0.17]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_by_32:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    shlq $5, %rdi # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    movq %rdi, %rax # sched: [1:0.50]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_by_32:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    shlq $5, %rdi # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    movq %rdi, %rax # sched: [1:0.50]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> %mul = mul nsw i64 %x, 32
>>>>>> ret i64 %mul
>>>>>> }
>>>>>> +
>>>>>> +; (x*9+42)*(x*5+2)
>>>>>> +define i64 @test_mul_spec(i64 %x) nounwind {
>>>>>> +; X86-LABEL: test_mul_spec:
>>>>>> +; X86:       # BB#0:
>>>>>> +; X86-NEXT:    pushl %ebx
>>>>>> +; X86-NEXT:    pushl %edi
>>>>>> +; X86-NEXT:    pushl %esi
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %edi
>>>>>> +; X86-NEXT:    movl $9, %edx
>>>>>> +; X86-NEXT:    movl %ecx, %eax
>>>>>> +; X86-NEXT:    mull %edx
>>>>>> +; X86-NEXT:    movl %eax, %esi
>>>>>> +; X86-NEXT:    leal (%edi,%edi,8), %ebx
>>>>>> +; X86-NEXT:    addl $42, %esi
>>>>>> +; X86-NEXT:    adcl %edx, %ebx
>>>>>> +; X86-NEXT:    movl $5, %edx
>>>>>> +; X86-NEXT:    movl %ecx, %eax
>>>>>> +; X86-NEXT:    mull %edx
>>>>>> +; X86-NEXT:    movl %eax, %ecx
>>>>>> +; X86-NEXT:    leal (%edi,%edi,4), %edi
>>>>>> +; X86-NEXT:    addl $2, %ecx
>>>>>> +; X86-NEXT:    adcl %edx, %edi
>>>>>> +; X86-NEXT:    movl %esi, %eax
>>>>>> +; X86-NEXT:    mull %ecx
>>>>>> +; X86-NEXT:    imull %esi, %edi
>>>>>> +; X86-NEXT:    addl %edi, %edx
>>>>>> +; X86-NEXT:    imull %ebx, %ecx
>>>>>> +; X86-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NEXT:    popl %esi
>>>>>> +; X86-NEXT:    popl %edi
>>>>>> +; X86-NEXT:    popl %ebx
>>>>>> +; X86-NEXT:    retl
>>>>>> +;
>>>>>> +; X64-HSW-LABEL: test_mul_spec:
>>>>>> +; X64-HSW:       # BB#0:
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,8), %rcx # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addq $42, %rcx # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-HSW-NEXT:    addq $2, %rax # sched: [1:0.25]
>>>>>> +; X64-HSW-NEXT:    imulq %rcx, %rax # sched: [3:1.00]
>>>>>> +; X64-HSW-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; X64-JAG-LABEL: test_mul_spec:
>>>>>> +; X64-JAG:       # BB#0:
>>>>>> +; X64-JAG-NEXT:    leaq 42(%rdi,%rdi,8), %rcx # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    leaq 2(%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; X64-JAG-NEXT:    imulq %rcx, %rax # sched: [3:1.00]
>>>>>> +; X64-JAG-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X86-NOOPT-LABEL: test_mul_spec:
>>>>>> +; X86-NOOPT:       # BB#0:
>>>>>> +; X86-NOOPT-NEXT:    pushl %ebx
>>>>>> +; X86-NOOPT-NEXT:    pushl %edi
>>>>>> +; X86-NOOPT-NEXT:    pushl %esi
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>>>>>> +; X86-NOOPT-NEXT:    movl {{[0-9]+}}(%esp), %edi
>>>>>> +; X86-NOOPT-NEXT:    movl $9, %edx
>>>>>> +; X86-NOOPT-NEXT:    movl %ecx, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull %edx
>>>>>> +; X86-NOOPT-NEXT:    movl %eax, %esi
>>>>>> +; X86-NOOPT-NEXT:    leal (%edi,%edi,8), %ebx
>>>>>> +; X86-NOOPT-NEXT:    addl $42, %esi
>>>>>> +; X86-NOOPT-NEXT:    adcl %edx, %ebx
>>>>>> +; X86-NOOPT-NEXT:    movl $5, %edx
>>>>>> +; X86-NOOPT-NEXT:    movl %ecx, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull %edx
>>>>>> +; X86-NOOPT-NEXT:    movl %eax, %ecx
>>>>>> +; X86-NOOPT-NEXT:    leal (%edi,%edi,4), %edi
>>>>>> +; X86-NOOPT-NEXT:    addl $2, %ecx
>>>>>> +; X86-NOOPT-NEXT:    adcl %edx, %edi
>>>>>> +; X86-NOOPT-NEXT:    movl %esi, %eax
>>>>>> +; X86-NOOPT-NEXT:    mull %ecx
>>>>>> +; X86-NOOPT-NEXT:    imull %esi, %edi
>>>>>> +; X86-NOOPT-NEXT:    addl %edi, %edx
>>>>>> +; X86-NOOPT-NEXT:    imull %ebx, %ecx
>>>>>> +; X86-NOOPT-NEXT:    addl %ecx, %edx
>>>>>> +; X86-NOOPT-NEXT:    popl %esi
>>>>>> +; X86-NOOPT-NEXT:    popl %edi
>>>>>> +; X86-NOOPT-NEXT:    popl %ebx
>>>>>> +; X86-NOOPT-NEXT:    retl
>>>>>> +;
>>>>>> +; HSW-NOOPT-LABEL: test_mul_spec:
>>>>>> +; HSW-NOOPT:       # BB#0:
>>>>>> +; HSW-NOOPT-NEXT:    leaq (%rdi,%rdi,8), %rcx # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    addq $42, %rcx # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    leaq (%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; HSW-NOOPT-NEXT:    addq $2, %rax # sched: [1:0.25]
>>>>>> +; HSW-NOOPT-NEXT:    imulq %rcx, %rax # sched: [3:1.00]
>>>>>> +; HSW-NOOPT-NEXT:    retq # sched: [1:1.00]
>>>>>> +;
>>>>>> +; JAG-NOOPT-LABEL: test_mul_spec:
>>>>>> +; JAG-NOOPT:       # BB#0:
>>>>>> +; JAG-NOOPT-NEXT:    leaq 42(%rdi,%rdi,8), %rcx # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    leaq 2(%rdi,%rdi,4), %rax # sched: [1:0.50]
>>>>>> +; JAG-NOOPT-NEXT:    imulq %rcx, %rax # sched: [3:1.00]
>>>>>> +; JAG-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; X64-SLM-LABEL: test_mul_spec:
>>>>>> +; X64-SLM:       # BB#0:
>>>>>> +; X64-SLM-NEXT:    leaq 42(%rdi,%rdi,8), %rcx # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    leaq 2(%rdi,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; X64-SLM-NEXT:    imulq %rcx, %rax # sched: [3:1.00]
>>>>>> +; X64-SLM-NEXT:    retq # sched: [4:1.00]
>>>>>> +;
>>>>>> +; SLM-NOOPT-LABEL: test_mul_spec:
>>>>>> +; SLM-NOOPT:       # BB#0:
>>>>>> +; SLM-NOOPT-NEXT:    leaq 42(%rdi,%rdi,8), %rcx # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    leaq 2(%rdi,%rdi,4), %rax # sched: [1:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    imulq %rcx, %rax # sched: [3:1.00]
>>>>>> +; SLM-NOOPT-NEXT:    retq # sched: [4:1.00]
>>>>>> +  %mul = mul nsw i64 %x, 9
>>>>>> +  %add = add nsw i64 %mul, 42
>>>>>> +  %mul2 = mul nsw i64 %x, 5
>>>>>> +  %add2 = add nsw i64 %mul2, 2
>>>>>> +  %mul3 = mul nsw i64 %add, %add2
>>>>>> +  ret i64 %mul3
>>>>>> +}
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> llvm-commits mailing list
>>>>>> llvm-commits at lists.llvm.org
>>>>>> http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-commits
>>>> _______________________________________________
>>>> llvm-commits mailing list
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