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[WebAssembly] Remove check for FrameIndex operands in WebAssemblyPeephole

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This pass runs after FrameIndex elimination, so it should never see FI
operands. NFC

llvm-svn: 258860
This commit is contained in:
Derek Schuff 2016-01-26 21:08:27 +00:00
parent a30e120cbc
commit e5897f542b
1 changed files with 9 additions and 14 deletions
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23
lib/Target/WebAssembly/WebAssemblyPeephole.cpp
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@ -114,21 +114,16 @@ bool WebAssemblyPeephole::runOnMachineFunction(MachineFunction &MF) {
LibFunc::Func Func; LibFunc::Func Func;
if (LibInfo.getLibFunc(Name, Func)) { if (LibInfo.getLibFunc(Name, Func)) {
const auto &Op2 = MI.getOperand(2); const auto &Op2 = MI.getOperand(2);
if (Op2.isReg()) { if (!Op2.isReg())
MachineOperand &MO = MI.getOperand(0);
unsigned OldReg = MO.getReg();
unsigned NewReg = Op2.getReg();
if (MRI.getRegClass(NewReg) != MRI.getRegClass(OldReg))
report_fatal_error("Peephole: call to builtin function with "
"wrong signature, from/to mismatch");
Changed |= MaybeRewriteToDiscard(OldReg, NewReg, MO, MFI, MRI);
} else if (Op2.isFI()) {
break;
} else {
report_fatal_error("Peephole: call to builtin function with " report_fatal_error("Peephole: call to builtin function with "
"wrong signature, not consuming reg or " "wrong signature, not consuming reg");
"frame index"); MachineOperand &MO = MI.getOperand(0);
} unsigned OldReg = MO.getReg();
unsigned NewReg = Op2.getReg();
if (MRI.getRegClass(NewReg) != MRI.getRegClass(OldReg))
report_fatal_error("Peephole: call to builtin function with "
"wrong signature, from/to mismatch");
Changed |= MaybeRewriteToDiscard(OldReg, NewReg, MO, MFI, MRI);
} }
} }
} }