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| author | Gabe Black <gblack@eecs.umich.edu> | 2007-12-01 23:01:31 -0800 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2007-12-01 23:01:31 -0800 |
| commit | 557bc8064752ac66c099542956af63670a666de5 (patch) | |
| tree | 41997693d55c22ab9ed923febbeaa3eb10e37158 /src/arch/x86/isa/decoder | |
| parent | 62c79ca63703ee2b2c5947016c0c5e10744c2479 (diff) | |
| download | gem5-557bc8064752ac66c099542956af63670a666de5.tar.xz | |
X86: Implement the LIDT instruction.
--HG--
extra : convert_revision : 380515e985318311632e00b13000585afb052e3b
Diffstat (limited to 'src/arch/x86/isa/decoder')
| -rw-r--r-- | src/arch/x86/isa/decoder/two_byte_opcodes.isa | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index ecd575a5d..717a8f26f 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -118,7 +118,15 @@ default: Inst::LGDT(M); } } - 0x3: lidt_Ms(); + 0x3: decode MODE_SUBMODE { + 0x0: Inst::LIDT(M); + default: decode OPSIZE { + // 16 bit operand sizes are special, but only + // in legacy and compatability modes. + 0x2: Inst::LIDT_16(M); + default: Inst::LIDT(M); + } + } 0x4: smsw_Mw(); 0x6: lmsw_Mw(); 0x7: invlpg_M(); |