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Revert "Revert "Add Constant Hoisting Pass" (r200034)"

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This reverts commit r200058 and adds the using directive for
ARMTargetTransformInfo to silence two g++ overload warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200062 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Juergen Ributzka
2014-01-25 02:02:55 +00:00
parent 1d1670227b
commit 943ce55f39
21 changed files with 723 additions and 41 deletions
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22
lib/Analysis/TargetTransformInfo.cpp
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@@ -158,6 +158,16 @@ unsigned TargetTransformInfo::getIntImmCost(const APInt &Imm, Type *Ty) const {
return PrevTTI->getIntImmCost(Imm, Ty);
}
unsigned TargetTransformInfo::getIntImmCost(unsigned Opcode, const APInt &Imm,
Type *Ty) const {
return PrevTTI->getIntImmCost(Opcode, Imm, Ty);
}
unsigned TargetTransformInfo::getIntImmCost(Intrinsic::ID IID, const APInt &Imm,
Type *Ty) const {
return PrevTTI->getIntImmCost(IID, Imm, Ty);
}
unsigned TargetTransformInfo::getNumberOfRegisters(bool Vector) const {
return PrevTTI->getNumberOfRegisters(Vector);
}
@@ -541,7 +551,17 @@ struct NoTTI LLVM_FINAL : ImmutablePass, TargetTransformInfo {
}
unsigned getIntImmCost(const APInt &Imm, Type *Ty) const LLVM_OVERRIDE {
return 1;
return TCC_Basic;
}
unsigned getIntImmCost(unsigned Opcode, const APInt &Imm,
Type *Ty) const LLVM_OVERRIDE {
return TCC_Free;
}
unsigned getIntImmCost(Intrinsic::ID IID, const APInt &Imm,
Type *Ty) const LLVM_OVERRIDE {
return TCC_Free;
}
unsigned getNumberOfRegisters(bool Vector) const LLVM_OVERRIDE {