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| author | Gabe Black <gblack@eecs.umich.edu> | 2007-07-30 13:26:14 -0700 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2007-07-30 13:26:14 -0700 |
| commit | 0d31a41304c56b68d3544a520a1c0f1e8d779bfe (patch) | |
| tree | e24eb31cbba3b5a4cbf9b3c6adb4a559dd7dc23e /src/arch/x86/insts | |
| parent | 31a862b8f1ed35c1fe80b0529ee5bafdc20e3665 (diff) | |
| download | gem5-0d31a41304c56b68d3544a520a1c0f1e8d779bfe.tar.xz | |
X86: Make register names in disassembly reflect high bytes.
--HG--
extra : convert_revision : e2891581e5504de0a2c8e5932fd22425cafd4fc7
Diffstat (limited to 'src/arch/x86/insts')
| -rw-r--r-- | src/arch/x86/insts/static_inst.cc | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/arch/x86/insts/static_inst.cc b/src/arch/x86/insts/static_inst.cc index 9b2f81e49..948a74bc1 100644 --- a/src/arch/x86/insts/static_inst.cc +++ b/src/arch/x86/insts/static_inst.cc @@ -117,15 +117,27 @@ namespace X86ISA { assert(size == 1 || size == 2 || size == 4 || size == 8); static const char * abcdFormats[9] = - {"", "%sl", "%sx", "", "e%sx", "", "", "", "r%sx"}; + {"", "%s", "%sx", "", "e%sx", "", "", "", "r%sx"}; static const char * piFormats[9] = - {"", "%sl", "%s", "", "e%s", "", "", "", "r%s"}; + {"", "%s", "%s", "", "e%s", "", "", "", "r%s"}; static const char * longFormats[9] = {"", "r%sb", "r%sw", "", "r%sd", "", "", "", "r%s"}; static const char * microFormats[9] = {"", "t%db", "t%dw", "", "t%dd", "", "", "", "t%d"}; if (reg < FP_Base_DepTag) { + char * suffix = ""; + bool fold = reg & (1 << 6); + reg &= ~(1 << 6); + + if(fold) + { + suffix = "h"; + reg -= 4; + } + else if(reg < 8 && size == 1) + suffix = "l"; + switch (reg) { case INTREG_RAX: ccprintf(os, abcdFormats[size], "a"); @@ -178,6 +190,7 @@ namespace X86ISA default: ccprintf(os, microFormats[size], reg - NUM_INTREGS); } + ccprintf(os, suffix); } else if (reg < Ctrl_Base_DepTag) { ccprintf(os, "%%f%d", reg - FP_Base_DepTag); } else { |