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minor cleanups to debug code, no functionality change.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59989 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2008-11-24 22:40:05 +00:00
parent 8d0d603a0b
commit 4744d85c50
1 changed files with 33 additions and 24 deletions
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57
lib/Transforms/Scalar/CodeGenPrepare.cpp
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@ -485,40 +485,44 @@ static void EraseDeadInstructions(Value *V) {
} }
namespace { namespace {
/// ExtAddrMode - This is an extended version of TargetLowering::AddrMode
/// which holds actual Value*'s for register values.
struct ExtAddrMode : public TargetLowering::AddrMode {
Value *BaseReg;
Value *ScaledReg;
ExtAddrMode() : BaseReg(0), ScaledReg(0) {}
void print(OStream &OS) const;
void dump() const {
print(cerr);
cerr << '\n';
}
};
} // end anonymous namespace
/// ExtAddrMode - This is an extended version of TargetLowering::AddrMode which static OStream &operator<<(OStream &OS, const ExtAddrMode &AM) {
/// holds actual Value*'s for register values. AM.print(OS);
struct ExtAddrMode : public TargetLowering::AddrMode { return OS;
Value *BaseReg; }
Value *ScaledReg;
ExtAddrMode() : BaseReg(0), ScaledReg(0) {}
void dump() const;
};
static std::ostream &operator<<(std::ostream &OS, const ExtAddrMode &AM) {
void ExtAddrMode::print(OStream &OS) const {
bool NeedPlus = false; bool NeedPlus = false;
OS << "["; OS << "[";
if (AM.BaseGV) if (BaseGV)
OS << (NeedPlus ? " + " : "") OS << (NeedPlus ? " + " : "")
<< "GV:%" << AM.BaseGV->getName(), NeedPlus = true; << "GV:%" << BaseGV->getName(), NeedPlus = true;
if (AM.BaseOffs) if (BaseOffs)
OS << (NeedPlus ? " + " : "") << AM.BaseOffs, NeedPlus = true; OS << (NeedPlus ? " + " : "") << BaseOffs, NeedPlus = true;
if (AM.BaseReg) if (BaseReg)
OS << (NeedPlus ? " + " : "") OS << (NeedPlus ? " + " : "")
<< "Base:%" << AM.BaseReg->getName(), NeedPlus = true; << "Base:%" << BaseReg->getName(), NeedPlus = true;
if (AM.Scale) if (Scale)
OS << (NeedPlus ? " + " : "") OS << (NeedPlus ? " + " : "")
<< AM.Scale << "*%" << AM.ScaledReg->getName(), NeedPlus = true; << Scale << "*%" << ScaledReg->getName(), NeedPlus = true;
return OS << "]";
}
void ExtAddrMode::dump() const {
cerr << *this << "\n";
}
OS << ']';
} }
static bool TryMatchingScaledValue(Value *ScaleReg, int64_t Scale, static bool TryMatchingScaledValue(Value *ScaleReg, int64_t Scale,
@ -572,6 +576,11 @@ static bool FindMaximalLegalAddressingMode(Value *Addr, const Type *AccessTy,
if (Instruction *I = dyn_cast_or_null<Instruction>(AddrInst)) if (Instruction *I = dyn_cast_or_null<Instruction>(AddrInst))
AddrModeInsts.push_back(I); AddrModeInsts.push_back(I);
#if 0
if (AddrInst && !AddrInst->hasOneUse())
;
else
#endif
switch (Opcode) { switch (Opcode) {
case Instruction::PtrToInt: case Instruction::PtrToInt:
// PtrToInt is always a noop, as we know that the int type is pointer sized. // PtrToInt is always a noop, as we know that the int type is pointer sized.