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Add two new instructions to the llvm IR, vicmp and vfcmp. see updated LangRef

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for details.  CodeGen support coming in a follow up patch


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50985 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman
2008-05-12 19:01:56 +00:00
parent 7c2e4f2fc5
commit ac80ade158
18 changed files with 2032 additions and 1538 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
lib/Bitcode/Reader/BitcodeReader.cpp
View File

@ -818,8 +818,12 @@ bool BitcodeReader::ParseConstants() {
if (OpTy->isFloatingPoint())
V = ConstantExpr::getFCmp(Record[3], Op0, Op1);
else
else if (OpTy->isInteger())
V = ConstantExpr::getICmp(Record[3], Op0, Op1);
else if (OpTy->isFPOrFPVector())
V = ConstantExpr::getVFCmp(Record[3], Op0, Op1);
else
V = ConstantExpr::getVICmp(Record[3], Op0, Op1);
break;
}
case bitc::CST_CODE_INLINEASM: {
@ -1355,10 +1359,14 @@ bool BitcodeReader::ParseFunctionBody(Function *F) {
OpNum+1 != Record.size())
return Error("Invalid CMP record");
if (LHS->getType()->isFPOrFPVector())
I = new FCmpInst((FCmpInst::Predicate)Record[OpNum], LHS, RHS);
else
if (LHS->getType()->isInteger())
I = new ICmpInst((ICmpInst::Predicate)Record[OpNum], LHS, RHS);
else if (LHS->getType()->isFloatingPoint())
I = new FCmpInst((FCmpInst::Predicate)Record[OpNum], LHS, RHS);
else if (LHS->getType()->isFPOrFPVector())
I = new VFCmpInst((FCmpInst::Predicate)Record[OpNum], LHS, RHS);
else
I = new VICmpInst((ICmpInst::Predicate)Record[OpNum], LHS, RHS);
break;
}
case bitc::FUNC_CODE_INST_GETRESULT: { // GETRESULT: [ty, val, n]

4
lib/Bitcode/Writer/BitcodeWriter.cpp
View File

@ -635,6 +635,8 @@ static void WriteConstants(unsigned FirstVal, unsigned LastVal,
break;
case Instruction::ICmp:
case Instruction::FCmp:
case Instruction::VICmp:
case Instruction::VFCmp:
Code = bitc::CST_CODE_CE_CMP;
Record.push_back(VE.getTypeID(C->getOperand(0)->getType()));
Record.push_back(VE.getValueID(C->getOperand(0)));
@ -740,6 +742,8 @@ static void WriteInstruction(const Instruction &I, unsigned InstID,
break;
case Instruction::ICmp:
case Instruction::FCmp:
case Instruction::VICmp:
case Instruction::VFCmp:
Code = bitc::FUNC_CODE_INST_CMP;
PushValueAndType(I.getOperand(0), InstID, Vals, VE);
Vals.push_back(VE.getValueID(I.getOperand(1)));