[LLVMbugs] [Bug 10465] New: Assertion `Inst.getOperand(0).isReg() && Inst.getOperand(ImmOp).isImm() && ((Inst.getNumOperands() == 3 && Inst.getOperand(1).isReg() && Inst.getOperand(0).getReg() == Inst.getOperand(1).getReg()) || Inst.getNumOperands() == 2) && "Unexpected instruction!

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=10465

           Summary: Assertion `Inst.getOperand(0).isReg() &&
                    Inst.getOperand(ImmOp).isImm() &&
                    ((Inst.getNumOperands() == 3 &&
                    Inst.getOperand(1).isReg() &&
                    Inst.getOperand(0).getReg() ==
                    Inst.getOperand(1).getReg()) || Inst.getNumOperands()
                    == 2) && "Unexpected instruction!
           Product: libraries
           Version: trunk
          Platform: PC
        OS/Version: Windows NT
            Status: NEW
          Severity: normal
          Priority: P
         Component: Backend: X86
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: nadav.rotem at intel.com
                CC: llvmbugs at cs.uiuc.edu


llc: X86MCInstLower.cpp:236: void SimplifyShortImmForm(llvm::MCInst&, unsigned
int): Assertion `Inst.getOperand(0).isReg() && Inst.getOperand(ImmOp).isImm()
&& ((Inst.getNumOperands() == 3 && Inst.getOperand(1).isReg() &&
Inst.getOperand(0).getReg() == Inst.getOperand(1).getReg()) ||
Inst.getNumOperands() == 2) && "Unexpected instruction!"' failed.
0  llc             0x000000000153ff42
1  llc             0x00000000015404d0
2  libpthread.so.0 0x00002aaaaabd4d60
3  libc.so.6       0x00002aaaab274f45 gsignal + 53
4  libc.so.6       0x00002aaaab276340 abort + 272
5  libc.so.6       0x00002aaaab26e486 __assert_fail + 246
6  llc             0x0000000000e2c06e
7  llc             0x0000000000e2e756
8  llc             0x0000000000e2f0e8
9  llc             0x00000000010a2e1e llvm::AsmPrinter::EmitFunctionBody() +
1186
10 llc             0x0000000000e2a03f
11 llc             0x000000000114490d
llvm::MachineFunctionPass::runOnFunction(llvm::Function&) + 85
12 llc             0x000000000147a237
llvm::FPPassManager::runOnFunction(llvm::Function&) + 371
13 llc             0x000000000147a42f
llvm::FPPassManager::runOnModule(llvm::Module&) + 81
14 llc             0x0000000001479ee3
llvm::MPPassManager::runOnModule(llvm::Module&) + 381
15 llc             0x000000000147b698 llvm::PassManagerImpl::run(llvm::Module&)
+ 116
16 llc             0x000000000147b6fb llvm::PassManager::run(llvm::Module&) +
33
17 llc             0x0000000000ab6424 main + 2410
18 libc.so.6       0x00002aaaab262304 __libc_start_main + 244
19 llc             0x0000000000ab4b69
Stack dump:
0.    Program arguments: llc fail_5410.ll 
1.    Running pass 'Function Pass Manager' on module 'fail_5410.ll'.
2.    Running pass 'X86 AT&T-Style Assembly Printer' on function
'@autogen_5410_1000'
; ModuleID = 'bugpoint-reduced-simplified.bc'
target triple = "x86_64-unknown-linux-gnu"

define void @autogen_5410_1000(i8*) {
BB:
  %A4 = alloca <16 x i32>
  %E = extractelement <4 x i1> undef, i32 3
  br label %CF

CF:                                               ; preds = %CF81, %CF, %BB
  store i1 %E, i1* undef
  br i1 undef, label %CF, label %CF81

CF81:                                             ; preds = %CF
  br i1 undef, label %CF, label %CF79

CF79:                                             ; preds = %CF85, %CF79, %CF81
  %L17 = load i8* %0
  br i1 undef, label %CF79, label %CF83

CF83:                                             ; preds = %CF83, %CF79
  br i1 undef, label %CF83, label %CF84

CF84:                                             ; preds = %CF84, %CF83
  %B28 = frem <1 x float> zeroinitializer, undef
  %S30 = select i1 %E, i32 62519, i32 undef
  %L32 = load i1* undef
  br i1 %L32, label %CF84, label %CF85

CF85:                                             ; preds = %CF84
  %S39 = icmp ugt i1 undef, %E
  br i1 %S39, label %CF79, label %CF82

CF82:                                             ; preds = %CF82, %CF85
  br i1 undef, label %CF82, label %CF86

CF86:                                             ; preds = %CF86, %CF82
  %E49 = extractelement <1 x float> %B28, i32 0
  br i1 undef, label %CF86, label %CF87

CF87:                                             ; preds = %CF87, %CF86
  br i1 undef, label %CF87, label %CF88

CF88:                                             ; preds = %CF88, %CF87
  br i1 undef, label %CF88, label %CF89

CF89:                                             ; preds = %CF89, %CF88
  %S63 = icmp eq i32 315983, %S30
  br i1 %S63, label %CF89, label %CF90

CF90:                                             ; preds = %CF90, %CF89
  br i1 undef, label %CF90, label %CF91

CF91:                                             ; preds = %CF91, %CF90
  br i1 undef, label %CF91, label %CF92

CF92:                                             ; preds = %CF91
  store i8 0, i8* %0
  store i1 %E, i1* undef
  store i8 %L17, i8* %0
  ret void
}

-- 
Configure bugmail: http://llvm.org/bugs/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are on the CC list for the bug.