Intrinsic::isnan has gone away, support for it commented out.

Intrinsic::isunordered has arrived, and we just use the standard lowering
pass for it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14290 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman 2004-06-21 17:58:36 +00:00
parent 422791fa0b
commit a2916ce49a
2 changed files with 14 additions and 6 deletions

View File

@ -1309,7 +1309,7 @@ void ISel::visitCallInst(CallInst &CI) {
static Value *dyncastIsNan(Value *V) {
if (CallInst *CI = dyn_cast<CallInst>(V))
if (Function *F = CI->getCalledFunction())
if (F->getIntrinsicID() == Intrinsic::isnan)
if (F->getIntrinsicID() == Intrinsic::isunordered)
return CI->getOperand(1);
return 0;
}
@ -1346,7 +1346,8 @@ void ISel::LowerUnknownIntrinsicFunctionCalls(Function &F) {
case Intrinsic::vaend:
case Intrinsic::returnaddress:
case Intrinsic::frameaddress:
case Intrinsic::isnan:
// FIXME: should lower this ourselves
// case Intrinsic::isunordered:
// We directly implement these intrinsics
break;
case Intrinsic::readio: {
@ -1414,6 +1415,8 @@ void ISel::visitIntrinsicCall(Intrinsic::ID ID, CallInst &CI) {
}
return;
#if 0
// This may be useful for supporting isunordered
case Intrinsic::isnan:
// If this is only used by 'isunordered' style comparisons, don't emit it.
if (isOnlyUsedByUnorderedComparisons(&CI)) return;
@ -1424,7 +1427,8 @@ void ISel::visitIntrinsicCall(Intrinsic::ID ID, CallInst &CI) {
TmpReg3 = getReg(CI);
BuildMI(BB, PPC32::RLWINM, 4, TmpReg3).addReg(TmpReg2).addImm(4).addImm(31).addImm(31);
return;
#endif
default: assert(0 && "Error: unknown intrinsics should have been lowered!");
}
}

View File

@ -1309,7 +1309,7 @@ void ISel::visitCallInst(CallInst &CI) {
static Value *dyncastIsNan(Value *V) {
if (CallInst *CI = dyn_cast<CallInst>(V))
if (Function *F = CI->getCalledFunction())
if (F->getIntrinsicID() == Intrinsic::isnan)
if (F->getIntrinsicID() == Intrinsic::isunordered)
return CI->getOperand(1);
return 0;
}
@ -1346,7 +1346,8 @@ void ISel::LowerUnknownIntrinsicFunctionCalls(Function &F) {
case Intrinsic::vaend:
case Intrinsic::returnaddress:
case Intrinsic::frameaddress:
case Intrinsic::isnan:
// FIXME: should lower this ourselves
// case Intrinsic::isunordered:
// We directly implement these intrinsics
break;
case Intrinsic::readio: {
@ -1414,6 +1415,8 @@ void ISel::visitIntrinsicCall(Intrinsic::ID ID, CallInst &CI) {
}
return;
#if 0
// This may be useful for supporting isunordered
case Intrinsic::isnan:
// If this is only used by 'isunordered' style comparisons, don't emit it.
if (isOnlyUsedByUnorderedComparisons(&CI)) return;
@ -1424,7 +1427,8 @@ void ISel::visitIntrinsicCall(Intrinsic::ID ID, CallInst &CI) {
TmpReg3 = getReg(CI);
BuildMI(BB, PPC32::RLWINM, 4, TmpReg3).addReg(TmpReg2).addImm(4).addImm(31).addImm(31);
return;
#endif
default: assert(0 && "Error: unknown intrinsics should have been lowered!");
}
}