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| author | Gabe Black <gblack@eecs.umich.edu> | 2008-06-12 00:48:46 -0400 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2008-06-12 00:48:46 -0400 |
| commit | dfc2d44ea346f9e64059f0738c87519adf3fe4d7 (patch) | |
| tree | 194a8d3f294a4a5cfe341eced7b97e3aed9d65ed /src | |
| parent | f58f99935a139380d34166cdd20e84d1366e3f6e (diff) | |
| download | gem5-dfc2d44ea346f9e64059f0738c87519adf3fe4d7.tar.xz | |
X86: Flesh out 3dnow instruction decoding a bit and grab the byte immediate.
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/x86/isa/decoder/two_byte_opcodes.isa | 6 | ||||
| -rw-r--r-- | src/arch/x86/predecoder_tables.cc | 4 |
2 files changed, 5 insertions, 5 deletions
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index e2d968c17..5ada6fd4f 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -181,9 +181,9 @@ 0x2: Inst::UD2(); 0x3: Inst::UD2(); 0x4: Inst::UD2(); - 0x5: threednow(); - 0x6: threednow(); - 0x7: threednow(); + 0x5: prefetch(); + 0x6: FailUnimpl::femms(); + 0x7: FailUnimpl::threednow(); } 0x02: decode LEGACY_DECODEVAL { // no prefix diff --git a/src/arch/x86/predecoder_tables.cc b/src/arch/x86/predecoder_tables.cc index a8c719054..f8aff39f1 100644 --- a/src/arch/x86/predecoder_tables.cc +++ b/src/arch/x86/predecoder_tables.cc @@ -1,5 +1,5 @@ /* - * Copyright (c) 2007 The Hewlett-Packard Development Company + * Copyright (c) 2007-2008 The Hewlett-Packard Development Company * All rights reserved. * * Redistribution and use of this software in source and binary forms, @@ -201,7 +201,7 @@ namespace X86ISA //For two byte instructions { //LSB // MSB 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F -/* 0 */ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , +/* 0 */ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , BY , /* 0 */ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , /* 2 */ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , /* 3 */ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , |