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| author | Pete Cooper <peter_cooper@apple.com> | 2014-07-31 01:43:57 +0000 |
|---|---|---|
| committer | Pete Cooper <peter_cooper@apple.com> | 2014-07-31 01:43:57 +0000 |
| commit | 040c6a6708a63ab1473919d6224cf6f1c8180815 (patch) | |
| tree | c8b4899431be23580b07d2cf0f3c05e0611c7c04 /llvm/lib | |
| parent | 8a00302ba46e8b9ddbcbb04945b96fb151d43d7a (diff) | |
| download | bcm5719-llvm-040c6a6708a63ab1473919d6224cf6f1c8180815.tar.gz bcm5719-llvm-040c6a6708a63ab1473919d6224cf6f1c8180815.zip | |
Add a better error message when failing to assign one tablegen value to another
This is currently for assigning from one bit init to another. It can easily be extended to other types.
Test to follow soon in another patch.
llvm-svn: 214374
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/TableGen/TGParser.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/llvm/lib/TableGen/TGParser.cpp b/llvm/lib/TableGen/TGParser.cpp index 0550692ebce..54932487e8d 100644 --- a/llvm/lib/TableGen/TGParser.cpp +++ b/llvm/lib/TableGen/TGParser.cpp @@ -135,11 +135,18 @@ bool TGParser::SetValue(Record *CurRec, SMLoc Loc, Init *ValName, V = BitsInit::get(NewBits); } - if (RV->setValue(V)) + if (RV->setValue(V)) { + std::string InitType = ""; + if (BitsInit *BI = dyn_cast<BitsInit>(V)) { + InitType = (Twine("' of type bit initializer with length ") + + Twine(BI->getNumBits())).str(); + } return Error(Loc, "Value '" + ValName->getAsUnquotedString() + "' of type '" + RV->getType()->getAsString() + "' is incompatible with initializer '" + V->getAsString() + + InitType + "'"); + } return false; } |
