diff options
Diffstat (limited to 'lib/Target/X86/X86ISelDAGToDAG.cpp')
-rw-r--r-- | lib/Target/X86/X86ISelDAGToDAG.cpp | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp index 4b698cec1a..7da43e97dc 100644 --- a/lib/Target/X86/X86ISelDAGToDAG.cpp +++ b/lib/Target/X86/X86ISelDAGToDAG.cpp @@ -134,8 +134,8 @@ namespace { bool OptForSize; public: - X86DAGToDAGISel(X86TargetMachine &tm, bool fast) - : SelectionDAGISel(tm, fast), + explicit X86DAGToDAGISel(X86TargetMachine &tm, unsigned OptLevel) + : SelectionDAGISel(tm, OptLevel), TM(tm), X86Lowering(*TM.getTargetLowering()), Subtarget(&TM.getSubtarget<X86Subtarget>()), OptForSize(false) {} @@ -306,7 +306,7 @@ static inline bool isNonImmUse(SDNode *Root, SDNode *Def, SDNode *ImmedUse) { bool X86DAGToDAGISel::IsLegalAndProfitableToFold(SDNode *N, SDNode *U, SDNode *Root) const { - if (Fast) return false; + if (OptLevel == 0) return false; if (U == Root) switch (U->getOpcode()) { @@ -512,7 +512,7 @@ static bool isCalleeLoad(SDValue Callee, SDValue &Chain) { /// PreprocessForRMW - Preprocess the DAG to make instruction selection better. -/// This is only run if not in -fast mode (aka -O0). +/// This is only run if not in -O0 mode. /// This allows the instruction selector to pick more read-modify-write /// instructions. This is a common case: /// @@ -714,10 +714,10 @@ void X86DAGToDAGISel::InstructionSelect() { OptForSize = F->hasFnAttr(Attribute::OptimizeForSize); DEBUG(BB->dump()); - if (!Fast) + if (OptLevel != 0) PreprocessForRMW(); - // FIXME: This should only happen when not -fast. + // FIXME: This should only happen when not compiled with -O0. PreprocessForFPConvert(); // Codegen the basic block. @@ -1744,6 +1744,6 @@ SelectInlineAsmMemoryOperand(const SDValue &Op, char ConstraintCode, /// createX86ISelDag - This pass converts a legalized DAG into a /// X86-specific DAG, ready for instruction scheduling. /// -FunctionPass *llvm::createX86ISelDag(X86TargetMachine &TM, bool Fast) { - return new X86DAGToDAGISel(TM, Fast); +FunctionPass *llvm::createX86ISelDag(X86TargetMachine &TM, unsigned OptLevel) { + return new X86DAGToDAGISel(TM, OptLevel); } |