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[TableGen] Make the map in InfoByHwMode protected. NFCI 

Switch some for loops to just use the begin()/end() implementations
in the InfoByHwMode struct.

Add a method to insert into the map for the one case that was
modifying the map directly.
This commit is contained in:
Craig Topper 2021-02-11 21:02:50 -08:00
parent 9b123cde63
commit 56277e3e10
4 changed files with 10 additions and 5 deletions
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4
llvm/utils/TableGen/CodeEmitterGen.cpp
View File

@ -272,7 +272,7 @@ std::string CodeEmitterGen::getInstructionCase(Record *R,
EncodingInfoByHwMode EBM(DI->getDef(), HWM);
Case += " switch (HwMode) {\n";
Case += " default: llvm_unreachable(\"Unhandled HwMode\");\n";
for (auto &KV : EBM.Map) {
for (auto &KV : EBM) {
Case += " case " + itostr(KV.first) + ": {\n";
Case += getInstructionCaseForEncoding(R, KV.second, Target);
Case += " break;\n";
@ -409,7 +409,7 @@ void CodeEmitterGen::run(raw_ostream &o) {
if (const RecordVal *RV = R->getValue("EncodingInfos")) {
if (DefInit *DI = dyn_cast_or_null<DefInit>(RV->getValue())) {
EncodingInfoByHwMode EBM(DI->getDef(), HWM);
for (auto &KV : EBM.Map) {
for (auto &KV : EBM) {
BitsInit *BI = KV.second->getValueAsBitsInit("Inst");
BitWidth = std::max(BitWidth, BI->getNumBits());
HwModes.insert(KV.first);

2
llvm/utils/TableGen/CodeGenRegisters.cpp
View File

@ -796,7 +796,7 @@ CodeGenRegisterClass::CodeGenRegisterClass(CodeGenRegBank &RegBank, Record *R)
RI.RegSize = RI.SpillSize = Size ? Size
: VTs[0].getSimple().getSizeInBits();
RI.SpillAlignment = R->getValueAsInt("Alignment");
RSI.Map.insert({DefaultMode, RI});
RSI.insertRegSizeForMode(DefaultMode, RI);
}
CopyCost = R->getValueAsInt("CopyCost");

4
llvm/utils/TableGen/FixedLenDecoderEmitter.cpp
View File

@ -2418,7 +2418,7 @@ void FixedLenDecoderEmitter::run(raw_ostream &o) {
if (auto *DI = dyn_cast_or_null<DefInit>(RV->getValue())) {
const CodeGenHwModes &HWM = Target.getHwModes();
EncodingInfoByHwMode EBM(DI->getDef(), HWM);
for (auto &KV : EBM.Map)
for (auto &KV : EBM)
HwModeNames.insert(HWM.getMode(KV.first).Name);
}
}
@ -2436,7 +2436,7 @@ void FixedLenDecoderEmitter::run(raw_ostream &o) {
if (DefInit *DI = dyn_cast_or_null<DefInit>(RV->getValue())) {
const CodeGenHwModes &HWM = Target.getHwModes();
EncodingInfoByHwMode EBM(DI->getDef(), HWM);
for (auto &KV : EBM.Map) {
for (auto &KV : EBM) {
NumberedEncodings.emplace_back(KV.second, NumberedInstruction,
HWM.getMode(KV.first).Name);
HwModeNames.insert(HWM.getMode(KV.first).Name);

5
llvm/utils/TableGen/InfoByHwMode.h
View File

@ -114,6 +114,7 @@ struct InfoByHwMode {
Map.insert(std::make_pair(DefaultMode, I));
}
protected:
MapType Map;
};
@ -178,6 +179,10 @@ struct RegSizeInfoByHwMode : public InfoByHwMode<RegSizeInfo> {
bool hasStricterSpillThan(const RegSizeInfoByHwMode &I) const;
void writeToStream(raw_ostream &OS) const;
void insertRegSizeForMode(unsigned Mode, RegSizeInfo Info) {
Map.insert(std::make_pair(Mode, Info));
}
};
raw_ostream &operator<<(raw_ostream &OS, const ValueTypeByHwMode &T);