diff options
Diffstat (limited to 'llvm/utils')
| -rw-r--r-- | llvm/utils/TableGen/AsmMatcherEmitter.cpp | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/llvm/utils/TableGen/AsmMatcherEmitter.cpp b/llvm/utils/TableGen/AsmMatcherEmitter.cpp index 073513a2fe9..d279e8c3ae9 100644 --- a/llvm/utils/TableGen/AsmMatcherEmitter.cpp +++ b/llvm/utils/TableGen/AsmMatcherEmitter.cpp @@ -2824,16 +2824,26 @@ static void emitCustomOperandParsing(raw_ostream &OS, CodeGenTarget &Target, static void emitMnemonicSpellChecker(raw_ostream &OS, CodeGenTarget &Target, unsigned VariantCount) { OS << "static std::string " << Target.getName() - << "MnemonicSpellCheck(StringRef S, uint64_t FBS) {\n"; + << "MnemonicSpellCheck(StringRef S, uint64_t FBS, unsigned VariantID) {\n"; if (!VariantCount) OS << " return \"\";"; else { OS << " const unsigned MaxEditDist = 2;\n"; OS << " std::vector<StringRef> Candidates;\n"; - OS << " StringRef Prev = \"\";\n"; - OS << " auto End = std::end(MatchTable0);\n"; - OS << "\n"; - OS << " for (auto I = std::begin(MatchTable0); I < End; I++) {\n"; + OS << " StringRef Prev = \"\";\n\n"; + + OS << " // Find the appropriate table for this asm variant.\n"; + OS << " const MatchEntry *Start, *End;\n"; + OS << " switch (VariantID) {\n"; + OS << " default: llvm_unreachable(\"invalid variant!\");\n"; + for (unsigned VC = 0; VC != VariantCount; ++VC) { + Record *AsmVariant = Target.getAsmParserVariant(VC); + int AsmVariantNo = AsmVariant->getValueAsInt("Variant"); + OS << " case " << AsmVariantNo << ": Start = std::begin(MatchTable" << VC + << "); End = std::end(MatchTable" << VC << "); break;\n"; + } + OS << " }\n\n"; + OS << " for (auto I = Start; I < End; I++) {\n"; OS << " // Ignore unsupported instructions.\n"; OS << " if ((FBS & I->RequiredFeatures) != I->RequiredFeatures)\n"; OS << " continue;\n"; |
