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| author | Jim Grosbach <grosbach@apple.com> | 2012-06-26 22:58:01 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2012-06-26 22:58:01 +0000 |
| commit | 8ccdbd19c89e9abc7d55e6b439e8f05561771053 (patch) | |
| tree | 022cc22cdb52d420b40d21cb2a6a9d878f86d6cf /llvm/utils/TableGen | |
| parent | e02a1f8cf2b7f13764242a4ea35e4a85ffc675e9 (diff) | |
| download | bcm5719-llvm-8ccdbd19c89e9abc7d55e6b439e8f05561771053.tar.gz bcm5719-llvm-8ccdbd19c89e9abc7d55e6b439e8f05561771053.zip | |
TableGen: AsmMatcher diagnostics preference detail.
Don't override a custom diagnostic w/ a generic InvalidOperand, all else
being equal.
llvm-svn: 159238
Diffstat (limited to 'llvm/utils/TableGen')
| -rw-r--r-- | llvm/utils/TableGen/AsmMatcherEmitter.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/utils/TableGen/AsmMatcherEmitter.cpp b/llvm/utils/TableGen/AsmMatcherEmitter.cpp index fb8d7048143..f5e094e486a 100644 --- a/llvm/utils/TableGen/AsmMatcherEmitter.cpp +++ b/llvm/utils/TableGen/AsmMatcherEmitter.cpp @@ -2663,7 +2663,9 @@ void AsmMatcherEmitter::run(raw_ostream &OS) { OS << " if (!HadMatchOtherThanPredicate &&\n"; OS << " (it == MnemonicRange.first || ErrorInfo <= i+1)) {\n"; OS << " ErrorInfo = i+1;\n"; - OS << " RetCode = Diag;\n"; + OS << " // InvalidOperand is the default. Prefer specificity.\n"; + OS << " if (Diag != Match_InvalidOperand)\n"; + OS << " RetCode = Diag;\n"; OS << " }\n"; OS << " // Otherwise, just reject this instance of the mnemonic.\n"; OS << " OperandsValid = false;\n"; |
