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Add support for vectors to int <-> float casts.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44204 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman
2007-11-17 03:58:34 +00:00
parent 247fdca789
commit b348d18caf
8 changed files with 141 additions and 39 deletions
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26
lib/VMCore/Constants.cpp
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@@ -1643,26 +1643,38 @@ Constant *ConstantExpr::getFPExtend(Constant *C, const Type *Ty) {
}
Constant *ConstantExpr::getUIToFP(Constant *C, const Type *Ty) {
assert(C->getType()->isInteger() && Ty->isFloatingPoint() &&
"This is an illegal i32 to floating point cast!");
bool fromVec = C->getType()->getTypeID() == Type::VectorTyID;
bool toVec = Ty->getTypeID() == Type::VectorTyID;
assert((fromVec == toVec) && "Cannot convert from scalar to/from vector");
assert(C->getType()->isIntOrIntVector() && Ty->isFPOrFPVector() &&
"This is an illegal uint to floating point cast!");
return getFoldedCast(Instruction::UIToFP, C, Ty);
}
Constant *ConstantExpr::getSIToFP(Constant *C, const Type *Ty) {
assert(C->getType()->isInteger() && Ty->isFloatingPoint() &&
bool fromVec = C->getType()->getTypeID() == Type::VectorTyID;
bool toVec = Ty->getTypeID() == Type::VectorTyID;
assert((fromVec == toVec) && "Cannot convert from scalar to/from vector");
assert(C->getType()->isIntOrIntVector() && Ty->isFPOrFPVector() &&
"This is an illegal sint to floating point cast!");
return getFoldedCast(Instruction::SIToFP, C, Ty);
}
Constant *ConstantExpr::getFPToUI(Constant *C, const Type *Ty) {
assert(C->getType()->isFloatingPoint() && Ty->isInteger() &&
"This is an illegal floating point to i32 cast!");
bool fromVec = C->getType()->getTypeID() == Type::VectorTyID;
bool toVec = Ty->getTypeID() == Type::VectorTyID;
assert((fromVec == toVec) && "Cannot convert from scalar to/from vector");
assert(C->getType()->isFPOrFPVector() && Ty->isIntOrIntVector() &&
"This is an illegal floating point to uint cast!");
return getFoldedCast(Instruction::FPToUI, C, Ty);
}
Constant *ConstantExpr::getFPToSI(Constant *C, const Type *Ty) {
assert(C->getType()->isFloatingPoint() && Ty->isInteger() &&
"This is an illegal floating point to i32 cast!");
bool fromVec = C->getType()->getTypeID() == Type::VectorTyID;
bool toVec = Ty->getTypeID() == Type::VectorTyID;
assert((fromVec == toVec) && "Cannot convert from scalar to/from vector");
assert(C->getType()->isFPOrFPVector() && Ty->isIntOrIntVector() &&
"This is an illegal floating point to sint cast!");
return getFoldedCast(Instruction::FPToSI, C, Ty);
}