mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-21 18:29:45 +00:00
Use frame index, if available for byval argument while lowering dbg_declare. Otherwise let getRegForValue() find register for this argument.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113843 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
parent
6f9eea87f7
commit
6fe75aaaeb
@ -467,24 +467,28 @@ bool FastISel::SelectCall(const User *I) {
|
|||||||
return true;
|
return true;
|
||||||
|
|
||||||
const Value *Address = DI->getAddress();
|
const Value *Address = DI->getAddress();
|
||||||
if (!Address)
|
if (!Address || isa<UndefValue>(Address) || isa<AllocaInst>(Address))
|
||||||
return true;
|
return true;
|
||||||
if (isa<UndefValue>(Address))
|
|
||||||
return true;
|
unsigned Reg = 0;
|
||||||
const AllocaInst *AI = dyn_cast<AllocaInst>(Address);
|
unsigned Offset = 0;
|
||||||
// Don't handle byval struct arguments or VLAs, for example.
|
if (const Argument *Arg = dyn_cast<Argument>(Address)) {
|
||||||
if (!AI) {
|
if (Arg->hasByValAttr()) {
|
||||||
// Building the map above is target independent. Generating DBG_VALUE
|
// Byval arguments' frame index is recorded during argument lowering.
|
||||||
// inline is target dependent; do this now.
|
// Use this info directly.
|
||||||
DenseMap<const Value *, unsigned>::iterator It =
|
Offset = FuncInfo.getByValArgumentFrameIndex(Arg);
|
||||||
FuncInfo.ValueMap.find(Address);
|
if (Offset)
|
||||||
if (0 && It != FuncInfo.ValueMap.end()) {
|
Reg = TRI.getFrameRegister(*FuncInfo.MF);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if (!Reg)
|
||||||
|
Reg = getRegForValue(Address);
|
||||||
|
|
||||||
|
if (Reg)
|
||||||
BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DL,
|
BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DL,
|
||||||
TII.get(TargetOpcode::DBG_VALUE))
|
TII.get(TargetOpcode::DBG_VALUE))
|
||||||
.addReg(It->second, RegState::Debug).addImm(0).addMetadata(DI->getVariable());
|
.addReg(Reg, RegState::Debug).addImm(Offset)
|
||||||
} else
|
.addMetadata(DI->getVariable());
|
||||||
(void)TargetSelectInstruction(cast<Instruction>(I));
|
|
||||||
}
|
|
||||||
return true;
|
return true;
|
||||||
}
|
}
|
||||||
case Intrinsic::dbg_value: {
|
case Intrinsic::dbg_value: {
|
||||||
|
Loading…
Reference in New Issue
Block a user