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| author | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 20:22:56 -0700 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 20:22:56 -0700 |
| commit | 4c23e631f26f4195212df94684b347fe3639d3fe (patch) | |
| tree | 4bf091ab09b148198efadb0da7dc8697db3c59cb /src/arch/x86 | |
| parent | c0e850c77a905f69d99353780357cc1e0fe54148 (diff) | |
| download | gem5-4c23e631f26f4195212df94684b347fe3639d3fe.tar.xz | |
X86: Implement the insert/extract instructions.
Diffstat (limited to 'src/arch/x86')
3 files changed, 44 insertions, 8 deletions
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index 023a440d1..adc14b2bd 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -908,8 +908,8 @@ 0x0: decode OPCODE_OP_BOTTOM3 { 0x2: WarnUnimpl::cmpccps_Vo_Wo_Ib(); 0x3: WarnUnimpl::movnti_Mdq_Gdq(); - 0x4: WarnUnimpl::pinsrw_Pq_Ew_Ib(); - 0x5: WarnUnimpl::pextrw_Gd_PRq_Ib(); + 0x4: PINSRW(Pq,Ew,Ib); + 0x5: PEXTRW(Gd,PRq,Ib); 0x6: WarnUnimpl::shufps_Vps_Wps_Ib(); } // repe (0xF3) @@ -920,8 +920,8 @@ // operand size (0x66) 0x1: decode OPCODE_OP_BOTTOM3 { 0x2: WarnUnimpl::cmpccpd_Vo_Wo_Ib(); - 0x4: WarnUnimpl::pinsrw_Vdw_Ew_Ib(); - 0x5: WarnUnimpl::pextrw_Gd_VRdq_Ib(); + 0x4: PINSRW(Vdw,Ew,Ib); + 0x5: PEXTRW(Gd,VRdq,Ib); 0x6: WarnUnimpl::shufpd_Vpd_Wpd_Ib(); default: UD2(); } diff --git a/src/arch/x86/isa/insts/simd128/integer/data_reordering/extract_and_insert.py b/src/arch/x86/isa/insts/simd128/integer/data_reordering/extract_and_insert.py index 80f7a3e71..f4f06ca67 100644 --- a/src/arch/x86/isa/insts/simd128/integer/data_reordering/extract_and_insert.py +++ b/src/arch/x86/isa/insts/simd128/integer/data_reordering/extract_and_insert.py @@ -54,6 +54,26 @@ # Authors: Gabe Black microcode = ''' -# PEXTRW -# PINSRW +def macroop PEXTRW_R_XMM_I { + mov2int reg, xmmlm, "IMMEDIATE & mask(3)", size=2, ext=1 + mov2int reg, xmmhm, "IMMEDIATE & mask(3)", size=2, ext=1 +}; + +def macroop PINSRW_XMM_R_I { + mov2fp xmml, regm, "IMMEDIATE & mask(3)", size=2, ext=1 + mov2fp xmmh, regm, "IMMEDIATE & mask(3)", size=2, ext=1 +}; + +def macroop PINSRW_XMM_M_I { + ld t1, seg, sib, disp, dataSize=2 + mov2fp xmml, t1, "IMMEDIATE & mask(3)", size=2, ext=1 + mov2fp xmmh, t1, "IMMEDIATE & mask(3)", size=2, ext=1 +}; + +def macroop PINSRW_XMM_P_I { + rdip t7 + ld t1, seg, riprel, disp, dataSize=2 + mov2fp xmml, t1, "IMMEDIATE & mask(3)", size=2, ext=1 + mov2fp xmmh, t1, "IMMEDIATE & mask(3)", size=2, ext=1 +}; ''' diff --git a/src/arch/x86/isa/insts/simd64/integer/data_reordering/extract_and_insert.py b/src/arch/x86/isa/insts/simd64/integer/data_reordering/extract_and_insert.py index 80f7a3e71..c9ebbcf14 100644 --- a/src/arch/x86/isa/insts/simd64/integer/data_reordering/extract_and_insert.py +++ b/src/arch/x86/isa/insts/simd64/integer/data_reordering/extract_and_insert.py @@ -54,6 +54,22 @@ # Authors: Gabe Black microcode = ''' -# PEXTRW -# PINSRW +def macroop PEXTRW_R_MMX_I { + mov2int reg, mmxm, "IMMEDIATE & mask(2)", size=2, ext=0 +}; + +def macroop PINSRW_MMX_R_I { + mov2fp mmx, regm, "IMMEDIATE & mask(2)", size=2, ext=0 +}; + +def macroop PINSRW_MMX_M_I { + ld t1, seg, sib, disp, dataSize=2 + mov2fp mmx, t1, "IMMEDIATE & mask(2)", size=2, ext=0 +}; + +def macroop PINSRW_MMX_P_I { + rdip t7 + ld t1, seg, riprel, disp, dataSize=2 + mov2fp mmx, t1, "IMMEDIATE & mask(2)", size=2, ext=0 +}; ''' |