Mercurial > hg > graal-compiler
diff src/share/vm/opto/type.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 | 98cb887364d3 |
children | 7bb995fbd3c0 |
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--- a/src/share/vm/opto/type.cpp Fri Mar 06 21:36:50 2009 -0800 +++ b/src/share/vm/opto/type.cpp Mon Mar 09 03:17:11 2009 -0700 @@ -1,5 +1,5 @@ /* - * Copyright 1997-2008 Sun Microsystems, Inc. All Rights Reserved. + * Copyright 1997-2009 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -226,6 +226,7 @@ TypeInt::CC_LE = TypeInt::make(-1, 0, WidenMin); TypeInt::CC_GE = TypeInt::make( 0, 1, WidenMin); // == TypeInt::BOOL TypeInt::BYTE = TypeInt::make(-128,127, WidenMin); // Bytes + TypeInt::UBYTE = TypeInt::make(0, 255, WidenMin); // Unsigned Bytes TypeInt::CHAR = TypeInt::make(0,65535, WidenMin); // Java chars TypeInt::SHORT = TypeInt::make(-32768,32767, WidenMin); // Java shorts TypeInt::POS = TypeInt::make(0,max_jint, WidenMin); // Non-neg values @@ -1022,6 +1023,7 @@ const TypeInt *TypeInt::CC_LE; // [-1,0] const TypeInt *TypeInt::CC_GE; // [0,1] == BOOL (!) const TypeInt *TypeInt::BYTE; // Bytes, -128 to 127 +const TypeInt *TypeInt::UBYTE; // Unsigned Bytes, 0 to 255 const TypeInt *TypeInt::CHAR; // Java chars, 0-65535 const TypeInt *TypeInt::SHORT; // Java shorts, -32768-32767 const TypeInt *TypeInt::POS; // Positive 32-bit integers or zero