diff options
| author | Gabe Black <gblack@eecs.umich.edu> | 2007-06-04 15:59:20 +0000 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2007-06-04 15:59:20 +0000 |
| commit | 41bc0fc5b27b97f6235e5cd3fe089ff43b588bef (patch) | |
| tree | 7c29765ea484fd0fde4a6d82b0f03aba3203c856 /src/arch/x86/isa/decoder | |
| parent | e47f1667b6f5f3b329c171a10d571696bd24b045 (diff) | |
| download | gem5-41bc0fc5b27b97f6235e5cd3fe089ff43b588bef.tar.xz | |
Reworking x86's microcode system. This is a work in progress, and X86 doesn't compile.
src/arch/x86/isa/decoder/one_byte_opcodes.isa:
src/arch/x86/isa/macroop.isa:
src/arch/x86/isa/main.isa:
src/arch/x86/isa/microasm.isa:
src/arch/x86/isa/microops/base.isa:
src/arch/x86/isa/microops/microops.isa:
src/arch/x86/isa/operands.isa:
src/arch/x86/isa/microops/regop.isa:
src/arch/x86/isa/microops/specop.isa:
Reworking x86's microcode system
--HG--
extra : convert_revision : cab66be59ed758b192226af17eddd5a86aa190f3
Diffstat (limited to 'src/arch/x86/isa/decoder')
| -rw-r--r-- | src/arch/x86/isa/decoder/one_byte_opcodes.isa | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/src/arch/x86/isa/decoder/one_byte_opcodes.isa b/src/arch/x86/isa/decoder/one_byte_opcodes.isa index 12f3c5f96..0ee9c53c6 100644 --- a/src/arch/x86/isa/decoder/one_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/one_byte_opcodes.isa @@ -61,12 +61,11 @@ 0x1: decode OPCODE_OP_TOP5 { format WarnUnimpl { 0x00: decode OPCODE_OP_BOTTOM3 { - 0x4: Inst::ADD(rAl,Ib); - 0x5: Inst::ADD(rAx,Iz); + 0x4: ADD(); + 0x5: ADD(); 0x6: push_ES(); 0x7: pop_ES(); - default: MultiInst::ADD(OPCODE_OP_BOTTOM3, - [Eb,Gb],[Ev,Gv],[Gb,Eb],[Gv,Ev]); + default: ADD(); } 0x01: decode OPCODE_OP_BOTTOM3 { 0x0: or_Eb_Gb(); @@ -123,13 +122,12 @@ 0x7: das(); } 0x06: decode OPCODE_OP_BOTTOM3 { - 0x4: Inst::XOR(rAl,Ib); - 0x5: Inst::XOR(rAx,Iz); + 0x4: Inst::XOR(ALIb); + 0x5: Inst::XOR(rAX,Iz); 0x6: M5InternalError::error( {{"Tried to execute the SS segment override prefix!"}}); 0x7: aaa(); - default: MultiInst::XOR(OPCODE_OP_BOTTOM3, - [Eb,Gb],[Ev,Gv],[Gb,Eb],[Gv,Ev]); + default: MultiInst::XOR(EbGb, EvGv, GbEb, GvEv); } 0x07: decode OPCODE_OP_BOTTOM3 { 0x0: cmp_Eb_Gb(); @@ -237,10 +235,10 @@ 0x7: xchg_Ev_Gv(); } 0x11: decode OPCODE_OP_BOTTOM3 { - 0x0: Inst::MOV(Eb, Gb); - 0x1: Inst::MOV(Ev, Gv); - 0x2: Inst::MOV(Gb, Eb); - 0x3: Inst::MOV(Gv, Ev); + 0x0: MOV(); + 0x1: MOV(); + 0x2: MOV(); + 0x3: MOV(); 0x4: mov_MwRv_Sw(); //What to do with this one? 0x5: lea_Gv_M(); 0x6: mov_Sw_MwRv(); |