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| author | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 18:23:04 -0700 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 18:23:04 -0700 |
| commit | f9346d25c8e2148a2eea06d8ce7126cc2b487527 (patch) | |
| tree | 9f47b94565b89081c6752d2f94542d5af99625f8 /src/arch/x86 | |
| parent | 69f0bf743c9ae62a6e3a39fde8724eecc01568de (diff) | |
| download | gem5-f9346d25c8e2148a2eea06d8ce7126cc2b487527.tar.xz | |
X86: Implement PXOR.
Diffstat (limited to 'src/arch/x86')
3 files changed, 37 insertions, 4 deletions
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index 5bfe69dc5..8c49f02f5 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -1050,7 +1050,7 @@ 0x4: paddsb_Pq_Qq(); 0x5: paddsw_Pq_Qq(); 0x6: pmaxsw_Pq_Qq(); - 0x7: pxor_Pq_Qq(); + 0x7: Inst::PXOR(Pq,Qq); } // operand size (0x66) 0x1: decode OPCODE_OP_BOTTOM3 { @@ -1061,7 +1061,7 @@ 0x4: paddsb_Vo_Wo(); 0x5: paddsw_Vo_Wo(); 0x6: pmaxsw_Vo_Wo(); - 0x7: pxor_Vo_Wo(); + 0x7: Inst::PXOR(Vo,Wo); } default: Inst::UD2(); } diff --git a/src/arch/x86/isa/insts/simd128/integer/logical/exclusive_or.py b/src/arch/x86/isa/insts/simd128/integer/logical/exclusive_or.py index 336796e23..e72deae0d 100644 --- a/src/arch/x86/isa/insts/simd128/integer/logical/exclusive_or.py +++ b/src/arch/x86/isa/insts/simd128/integer/logical/exclusive_or.py @@ -54,5 +54,25 @@ # Authors: Gabe Black microcode = ''' -# PXOR +def macroop PXOR_XMM_XMM { + mxor xmml, xmml, xmmlm + mxor xmmh, xmmh, xmmhm +}; + +def macroop PXOR_XMM_M { + lea t1, seg, sib, disp, dataSize=asz + ldfp ufp1, seg, [1, t0, t1], dataSize=8 + ldfp ufp2, seg, [1, t0, t1], 8, dataSize=8 + mxor xmml, xmml, ufp1 + mxor xmmh, xmmh, ufp2 +}; + +def macroop PXOR_XMM_P { + rdip t7 + lea t1, seg, riprel, disp, dataSize=asz + ldfp ufp1, seg, [1, t0, t1], dataSize=8 + ldfp ufp2, seg, [1, t0, t1], 8, dataSize=8 + mxor xmml, xmml, ufp1 + mxor xmmh, xmmh, ufp2 +}; ''' diff --git a/src/arch/x86/isa/insts/simd64/integer/logical/exclusive_or.py b/src/arch/x86/isa/insts/simd64/integer/logical/exclusive_or.py index 336796e23..3e70093e0 100644 --- a/src/arch/x86/isa/insts/simd64/integer/logical/exclusive_or.py +++ b/src/arch/x86/isa/insts/simd64/integer/logical/exclusive_or.py @@ -54,5 +54,18 @@ # Authors: Gabe Black microcode = ''' -# PXOR +def macroop PXOR_MMX_MMX { + mxor mmx, mmx, mmxm +}; + +def macroop PXOR_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + mxor mmx, mmx, ufp1 +}; + +def macroop PXOR_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + mxor mmx, mmx, ufp1 +}; ''' |