Mercurial > hg > truffle
diff src/share/vm/adlc/forms.cpp @ 624:337400e7a5dd
6797305: Add LoadUB and LoadUI opcode class
Summary: Add a LoadUB (unsigned byte) and LoadUI (unsigned int) opcode class so we have these load optimizations in the first place and do not need to handle them in the matcher.
Reviewed-by: never, kvn
| author | twisti |
|---|---|
| date | Mon, 09 Mar 2009 03:17:11 -0700 |
| parents | dbbe28fc66b5 |
| children | 7bb995fbd3c0 |
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--- a/src/share/vm/adlc/forms.cpp Fri Mar 06 21:36:50 2009 -0800 +++ b/src/share/vm/adlc/forms.cpp Mon Mar 09 03:17:11 2009 -0700 @@ -70,6 +70,7 @@ else return (_iter <_cur-1 ? _names[++_iter] : NULL); } const char *NameList::current() { return (_iter < _cur ? _names[_iter] : NULL); } +const char *NameList::peek(int skip) { return (_iter + skip < _cur ? _names[_iter + skip] : NULL); } // Return 'true' if current entry is signal bool NameList::current_is_signal() { @@ -248,11 +249,13 @@ // True if 'opType', an ideal name, loads or stores. Form::DataType Form::is_load_from_memory(const char *opType) const { if( strcmp(opType,"LoadB")==0 ) return Form::idealB; + if( strcmp(opType,"LoadUB")==0 ) return Form::idealB; if( strcmp(opType,"LoadUS")==0 ) return Form::idealC; if( strcmp(opType,"LoadD")==0 ) return Form::idealD; if( strcmp(opType,"LoadD_unaligned")==0 ) return Form::idealD; if( strcmp(opType,"LoadF")==0 ) return Form::idealF; if( strcmp(opType,"LoadI")==0 ) return Form::idealI; + if( strcmp(opType,"LoadUI2L")==0 ) return Form::idealI; if( strcmp(opType,"LoadKlass")==0 ) return Form::idealP; if( strcmp(opType,"LoadNKlass")==0 ) return Form::idealN; if( strcmp(opType,"LoadL")==0 ) return Form::idealL;