From b9dce9db85b05367b8176b2a88cb9198dca811df Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Mon, 12 Mar 2007 23:29:01 +0000 Subject: More flexible TargetLowering LSR hooks for testing whether an immediate is a legal target address immediate or scale. llvm-svn: 35074 --- llvm/lib/Target/PowerPC/PPCISelLowering.cpp | 5 +++-- llvm/lib/Target/PowerPC/PPCISelLowering.h | 10 +++++++--- 2 files changed, 10 insertions(+), 5 deletions(-) (limited to 'llvm/lib/Target/PowerPC') diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp index b11b1f79b4e..5e6e8004c7d 100644 --- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp @@ -3152,8 +3152,9 @@ isOperandValidForConstraint(SDOperand Op, char Letter, SelectionDAG &DAG) { } /// isLegalAddressImmediate - Return true if the integer value can be used -/// as the offset of the target addressing mode. -bool PPCTargetLowering::isLegalAddressImmediate(int64_t V) const { +/// as the offset of the target addressing mode for load / store of the +/// given type. +bool PPCTargetLowering::isLegalAddressImmediate(int64_t V,const Type *Ty) const{ // PPC allows a sign-extended 16-bit immediate field. return (V > -(1 << 16) && V < (1 << 16)-1); } diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.h b/llvm/lib/Target/PowerPC/PPCISelLowering.h index 009ceb0d966..cc1f032493f 100644 --- a/llvm/lib/Target/PowerPC/PPCISelLowering.h +++ b/llvm/lib/Target/PowerPC/PPCISelLowering.h @@ -237,9 +237,13 @@ namespace llvm { SelectionDAG &DAG); /// isLegalAddressImmediate - Return true if the integer value can be used - /// as the offset of the target addressing mode. - virtual bool isLegalAddressImmediate(int64_t V) const; - virtual bool isLegalAddressImmediate(llvm::GlobalValue*) const; + /// as the offset of the target addressing mode for load / store of the + /// given type. + virtual bool isLegalAddressImmediate(int64_t V, const Type *Ty) const; + + /// isLegalAddressImmediate - Return true if the GlobalValue can be used as + /// the offset of the target addressing mode. + virtual bool isLegalAddressImmediate(GlobalValue *GV) const; SDOperand LowerFRAMEADDR(SDOperand Op, SelectionDAG &DAG); }; -- cgit v1.2.3