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MIR Serialization: Serialize the frame index machine operands.

Browse Source 
Reviewers: Duncan P. N. Exon Smith


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242487 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alex Lorenz
2015-07-16 23:37:45 +00:00
parent 1dd3d83c5e
commit ed2032f17a
10 changed files with 307 additions and 20 deletions
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23
lib/CodeGen/MIRParser/MIRParser.cpp
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@@ -109,7 +109,9 @@ public:
DenseMap<unsigned, unsigned> &VirtualRegisterSlots);
bool initializeFrameInfo(const Function &F, MachineFrameInfo &MFI,
const yaml::MachineFunction &YamlMF);
const yaml::MachineFunction &YamlMF,
DenseMap<unsigned, int> &StackObjectSlots,
DenseMap<unsigned, int> &FixedStackObjectSlots);
bool initializeJumpTableInfo(MachineFunction &MF,
const yaml::MachineJumpTable &YamlJTI,
@@ -268,7 +270,8 @@ bool MIRParserImpl::initializeMachineFunction(MachineFunction &MF) {
if (initializeRegisterInfo(MF, MF.getRegInfo(), YamlMF,
PFS.VirtualRegisterSlots))
return true;
if (initializeFrameInfo(*MF.getFunction(), *MF.getFrameInfo(), YamlMF))
if (initializeFrameInfo(*MF.getFunction(), *MF.getFrameInfo(), YamlMF,
PFS.StackObjectSlots, PFS.FixedStackObjectSlots))
return true;
const auto &F = *MF.getFunction();
@@ -375,9 +378,11 @@ bool MIRParserImpl::initializeRegisterInfo(
return false;
}
bool MIRParserImpl::initializeFrameInfo(const Function &F,
MachineFrameInfo &MFI,
const yaml::MachineFunction &YamlMF) {
bool MIRParserImpl::initializeFrameInfo(
const Function &F, MachineFrameInfo &MFI,
const yaml::MachineFunction &YamlMF,
DenseMap<unsigned, int> &StackObjectSlots,
DenseMap<unsigned, int> &FixedStackObjectSlots) {
const yaml::MachineFrameInfo &YamlMFI = YamlMF.FrameInfo;
MFI.setFrameAddressIsTaken(YamlMFI.IsFrameAddressTaken);
MFI.setReturnAddressIsTaken(YamlMFI.IsReturnAddressTaken);
@@ -403,8 +408,8 @@ bool MIRParserImpl::initializeFrameInfo(const Function &F,
else
ObjectIdx = MFI.CreateFixedSpillStackObject(Object.Size, Object.Offset);
MFI.setObjectAlignment(ObjectIdx, Object.Alignment);
// TODO: Store the mapping between fixed object IDs and object indices to
// parse fixed stack object references correctly.
// TODO: Report an error when objects are redefined.
FixedStackObjectSlots.insert(std::make_pair(Object.ID, ObjectIdx));
}
// Initialize the ordinary frame objects.
@@ -428,8 +433,8 @@ bool MIRParserImpl::initializeFrameInfo(const Function &F,
Object.Size, Object.Alignment,
Object.Type == yaml::MachineStackObject::SpillSlot, Alloca);
MFI.setObjectOffset(ObjectIdx, Object.Offset);
// TODO: Store the mapping between object IDs and object indices to parse
// stack object references correctly.
// TODO: Report an error when objects are redefined.
StackObjectSlots.insert(std::make_pair(Object.ID, ObjectIdx));
}
return false;
}