[llvm] r362451 - foo

[Aaron Ballman via llvm-commits]

On Tue, Jun 4, 2019, 10:10 AM Simon Pilgrim via llvm-commits <
llvm-commits at lists.llvm.org> wrote:

> AFAICT it was reverted at rL362453
>

Ah, thanks, even better!

On 04/06/2019 09:05, Aaron Ballman via llvm-commits wrote:
>
> Did you intend to commit this? (It looks reasonable, but the commit
> message gave me pause).
>
> ~Aaron
>
> On Tue, Jun 4, 2019, 12:08 AM Craig Topper via llvm-commits <
> llvm-commits at lists.llvm.org> wrote:
>
>> Author: ctopper
>> Date: Mon Jun  3 15:11:30 2019
>> New Revision: 362451
>>
>> URL: http://llvm.org/viewvc/llvm-project?rev=362451&view=rev
>> Log:
>> foo
>>
>> Modified:
>>     llvm/trunk/test/CodeGen/X86/bmi.ll
>>
>> Modified: llvm/trunk/test/CodeGen/X86/bmi.ll
>> URL:
>> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/bmi.ll?rev=362451&r1=362450&r2=362451&view=diff
>>
>> ==============================================================================
>> --- llvm/trunk/test/CodeGen/X86/bmi.ll (original)
>> +++ llvm/trunk/test/CodeGen/X86/bmi.ll Mon Jun  3 15:11:30 2019
>> @@ -1149,3 +1149,77 @@ define i64 @blsr64_branch(i64 %x) {
>>  }
>>
>>  declare void @bar()
>> +
>> +define void @pr42118_i32(i32 %x) {
>> +; X86-LABEL: pr42118_i32:
>> +; X86:       # %bb.0:
>> +; X86-NEXT:    blsrl {{[0-9]+}}(%esp), %eax
>> +; X86-NEXT:    jne .LBB48_1
>> +; X86-NEXT:  # %bb.2:
>> +; X86-NEXT:    jmp bar # TAILCALL
>> +; X86-NEXT:  .LBB48_1:
>> +; X86-NEXT:    retl
>> +;
>> +; X64-LABEL: pr42118_i32:
>> +; X64:       # %bb.0:
>> +; X64-NEXT:    blsrl %edi, %eax
>> +; X64-NEXT:    jne .LBB48_1
>> +; X64-NEXT:  # %bb.2:
>> +; X64-NEXT:    jmp bar # TAILCALL
>> +; X64-NEXT:  .LBB48_1:
>> +; X64-NEXT:    retq
>> +  %tmp = sub i32 0, %x
>> +  %tmp1 = and i32 %tmp, %x
>> +  %cmp = icmp eq i32 %tmp1, %x
>> +  br i1 %cmp, label %1, label %2
>> +
>> +  tail call void @bar()
>> +  br label %2
>> +
>> +  ret void
>> +}
>> +
>> +define void @pr42118_i64(i64 %x) {
>> +; X86-LABEL: pr42118_i64:
>> +; X86:       # %bb.0:
>> +; X86-NEXT:    pushl %esi
>> +; X86-NEXT:    .cfi_def_cfa_offset 8
>> +; X86-NEXT:    .cfi_offset %esi, -8
>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
>> +; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
>> +; X86-NEXT:    movl %eax, %edx
>> +; X86-NEXT:    addl $-1, %edx
>> +; X86-NEXT:    movl %ecx, %esi
>> +; X86-NEXT:    adcl $-1, %esi
>> +; X86-NEXT:    andl %eax, %edx
>> +; X86-NEXT:    andl %ecx, %esi
>> +; X86-NEXT:    orl %edx, %esi
>> +; X86-NEXT:    jne .LBB49_1
>> +; X86-NEXT:  # %bb.2:
>> +; X86-NEXT:    popl %esi
>> +; X86-NEXT:    .cfi_def_cfa_offset 4
>> +; X86-NEXT:    jmp bar # TAILCALL
>> +; X86-NEXT:  .LBB49_1:
>> +; X86-NEXT:    .cfi_def_cfa_offset 8
>> +; X86-NEXT:    popl %esi
>> +; X86-NEXT:    .cfi_def_cfa_offset 4
>> +; X86-NEXT:    retl
>> +;
>> +; X64-LABEL: pr42118_i64:
>> +; X64:       # %bb.0:
>> +; X64-NEXT:    blsrq %rdi, %rax
>> +; X64-NEXT:    jne .LBB49_1
>> +; X64-NEXT:  # %bb.2:
>> +; X64-NEXT:    jmp bar # TAILCALL
>> +; X64-NEXT:  .LBB49_1:
>> +; X64-NEXT:    retq
>> +  %tmp = sub i64 0, %x
>> +  %tmp1 = and i64 %tmp, %x
>> +  %cmp = icmp eq i64 %tmp1, %x
>> +  br i1 %cmp, label %1, label %2
>> +
>> +  tail call void @bar()
>> +  br label %2
>> +
>> +  ret void
>> +}
>>
>>
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