diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-07-13 19:25:18 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-07-13 19:25:18 +0000 |
| commit | ca089b24d48ef6fa8da2d0bb8c25bb802c4a95c0 (patch) | |
| tree | 3a28a772df9b17aef34f49e3c727965ad28c0c93 /lib/Target/ARM/AsmParser/ARMAsmParser.cpp | |
| parent | 9df3605dea17e84f8183581f6103bd0c79e2a606 (diff) | |
Notes
Diffstat (limited to 'lib/Target/ARM/AsmParser/ARMAsmParser.cpp')
| -rw-r--r-- | lib/Target/ARM/AsmParser/ARMAsmParser.cpp | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp index 891b5c60e1fd..1129826f21f6 100644 --- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp +++ b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp @@ -5249,6 +5249,7 @@ bool ARMAsmParser::parseOperand(OperandVector &Operands, StringRef Mnemonic) { // Fall though for the Identifier case that is not a register or a // special name. + LLVM_FALLTHROUGH; } case AsmToken::LParen: // parenthesized expressions like (_strcmp-4) case AsmToken::Integer: // things like 1f and 2b as a branch targets @@ -8992,6 +8993,8 @@ unsigned ARMAsmParser::MatchInstruction(OperandVector &Operands, MCInst &Inst, return PlainMatchResult; } +std::string ARMMnemonicSpellCheck(StringRef S, uint64_t FBS); + static const char *getSubtargetFeatureName(uint64_t Val); bool ARMAsmParser::MatchAndEmitInstruction(SMLoc IDLoc, unsigned &Opcode, OperandVector &Operands, @@ -9085,9 +9088,13 @@ bool ARMAsmParser::MatchAndEmitInstruction(SMLoc IDLoc, unsigned &Opcode, return Error(ErrorLoc, "invalid operand for instruction"); } - case Match_MnemonicFail: - return Error(IDLoc, "invalid instruction", + case Match_MnemonicFail: { + uint64_t FBS = ComputeAvailableFeatures(getSTI().getFeatureBits()); + std::string Suggestion = ARMMnemonicSpellCheck( + ((ARMOperand &)*Operands[0]).getToken(), FBS); + return Error(IDLoc, "invalid instruction" + Suggestion, ((ARMOperand &)*Operands[0]).getLocRange()); + } case Match_RequiresNotITBlock: return Error(IDLoc, "flag setting instruction only valid outside IT block"); case Match_RequiresITBlock: |