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Save argument list alloc state by recording it as the operands of Instruction

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#-1. Other minor changes to deal with AllocInfo.Instruction becoming an int.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12246 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2004-03-08 23:22:02 +00:00
parent 757ccd5149
commit 54a76b8808
1 changed files with 10 additions and 2 deletions
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12
lib/Target/SparcV9/RegAlloc/PhyRegAlloc.cpp
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@ -1125,7 +1125,7 @@ void PhyRegAlloc::allocateStackSpace4SpilledLRs() {
void PhyRegAlloc::saveStateForValue (std::vector<AllocInfo> &state, void PhyRegAlloc::saveStateForValue (std::vector<AllocInfo> &state,
const Value *V, unsigned Insn, int Opnd) { const Value *V, int Insn, int Opnd) {
LiveRangeMapType::const_iterator HMI = LRI->getLiveRangeMap ()->find (V); LiveRangeMapType::const_iterator HMI = LRI->getLiveRangeMap ()->find (V);
LiveRangeMapType::const_iterator HMIEnd = LRI->getLiveRangeMap ()->end (); LiveRangeMapType::const_iterator HMIEnd = LRI->getLiveRangeMap ()->end ();
AllocInfo::AllocStateTy AllocState = AllocInfo::NotAllocated; AllocInfo::AllocStateTy AllocState = AllocInfo::NotAllocated;
@ -1155,7 +1155,15 @@ void PhyRegAlloc::saveStateForValue (std::vector<AllocInfo> &state,
/// ///
void PhyRegAlloc::saveState () { void PhyRegAlloc::saveState () {
std::vector<AllocInfo> &state = FnAllocState[Fn]; std::vector<AllocInfo> &state = FnAllocState[Fn];
unsigned ArgNum = 0;
// Arguments encoded as instruction # -1
for (Function::const_aiterator i=Fn->abegin (), e=Fn->aend (); i != e; ++i) {
const Argument *Arg = &*i;
saveStateForValue (state, Arg, -1, ArgNum);
++ArgNum;
}
unsigned Insn = 0; unsigned Insn = 0;
// Instructions themselves encoded as operand # -1
for (const_inst_iterator II=inst_begin (Fn), IE=inst_end (Fn); II!=IE; ++II){ for (const_inst_iterator II=inst_begin (Fn), IE=inst_end (Fn); II!=IE; ++II){
saveStateForValue (state, (*II), Insn, -1); saveStateForValue (state, (*II), Insn, -1);
for (unsigned i = 0; i < (*II)->getNumOperands (); ++i) { for (unsigned i = 0; i < (*II)->getNumOperands (); ++i) {
@ -1176,7 +1184,7 @@ void PhyRegAlloc::saveState () {
/// ///
void PhyRegAlloc::verifySavedState () { void PhyRegAlloc::verifySavedState () {
std::vector<AllocInfo> &state = FnAllocState[Fn]; std::vector<AllocInfo> &state = FnAllocState[Fn];
unsigned Insn = 0; int Insn = 0;
for (const_inst_iterator II=inst_begin (Fn), IE=inst_end (Fn); II!=IE; ++II) { for (const_inst_iterator II=inst_begin (Fn), IE=inst_end (Fn); II!=IE; ++II) {
const Instruction *I = *II; const Instruction *I = *II;
MachineCodeForInstruction &Instrs = MachineCodeForInstruction::get (I); MachineCodeForInstruction &Instrs = MachineCodeForInstruction::get (I);