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Don't use ConstantExpr::getShift anymore

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llvm-svn: 10791
This commit is contained in:
Chris Lattner 2004-01-12 19:08:43 +00:00
parent 52759f5c5e
commit 758109ce2e
3 changed files with 7 additions and 26 deletions
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2
lib/AsmParser/llvmAsmParser.y
View File

@ -1218,7 +1218,7 @@ ConstExpr: CAST '(' ConstVal TO Types ')' {
ThrowException("Shift count for shift constant must be unsigned byte!");
if (!$3->getType()->isInteger())
ThrowException("Shift constant expression requires integer operand!");
$$ = ConstantExpr::getShift($1, $3, $5);
$$ = ConstantExpr::get($1, $3, $5);
};

2
lib/Bytecode/Reader/ConstantReader.cpp
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@ -182,8 +182,6 @@ Constant *BytecodeParser::parseConstantValue(const unsigned char *&Buf,
} else if (Opcode == Instruction::GetElementPtr) { // GetElementPtr
std::vector<Constant*> IdxList(ArgVec.begin()+1, ArgVec.end());
return ConstantExpr::getGetElementPtr(ArgVec[0], IdxList);
} else if (Opcode == Instruction::Shl || Opcode == Instruction::Shr) {
return ConstantExpr::getShift(Opcode, ArgVec[0], ArgVec[1]);
} else { // All other 2-operand expressions
return ConstantExpr::get(Opcode, ArgVec[0], ArgVec[1]);
}

29
lib/Transforms/Scalar/SCCP.cpp
View File

@ -596,19 +596,11 @@ void SCCP::visitBinaryOperator(Instruction &I) {
Result.markOverdefined();
break; // Cannot fold this operation over the PHI nodes!
} else if (In1.isConstant() && In2.isConstant()) {
Constant *Val = 0;
if (isa<BinaryOperator>(I))
Val = ConstantExpr::get(I.getOpcode(), In1.getConstant(),
In2.getConstant());
else {
assert(isa<ShiftInst>(I) &&
"Can only handle binops and shifts here!");
Val = ConstantExpr::getShift(I.getOpcode(), In1.getConstant(),
In2.getConstant());
}
Constant *V = ConstantExpr::get(I.getOpcode(), In1.getConstant(),
In2.getConstant());
if (Result.isUndefined())
Result.markConstant(Val);
else if (Result.isConstant() && Result.getConstant() != Val) {
Result.markConstant(V);
else if (Result.isConstant() && Result.getConstant() != V) {
Result.markOverdefined();
break;
}
@ -652,17 +644,8 @@ void SCCP::visitBinaryOperator(Instruction &I) {
markOverdefined(IV, &I);
} else if (V1State.isConstant() && V2State.isConstant()) {
Constant *Result = 0;
if (isa<BinaryOperator>(I))
Result = ConstantExpr::get(I.getOpcode(), V1State.getConstant(),
V2State.getConstant());
else {
assert (isa<ShiftInst>(I) && "Can only handle binops and shifts here!");
Result = ConstantExpr::getShift(I.getOpcode(), V1State.getConstant(),
V2State.getConstant());
}
markConstant(IV, &I, Result); // This instruction constant folds!
markConstant(IV, &I, ConstantExpr::get(I.getOpcode(), V1State.getConstant(),
V2State.getConstant()));
}
}