X86: Implement the pack instructions.
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1273277d3b
commit
e20c8a4b05
3 changed files with 112 additions and 12 deletions
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@ -554,22 +554,22 @@
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0x0: Inst::PUNPCKLBW(Pq,Qd);
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0x1: Inst::PUNPCKLWD(Pq,Qd);
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0x2: Inst::PUNPCKLDQ(Pq,Qd);
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0x3: packsswb_Pq_Qq();
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0x3: Inst::PACKSSWB(Pq,Qq);
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0x4: pcmpgtb_Pq_Qq();
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0x5: pcmpgtw_Pq_Qq();
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0x6: pcmpgtd_Pq_Qq();
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0x7: packuswb_Pq_Qq();
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0x7: Inst::PACKUSWB(Pq,Qq);
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}
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// operand size (0x66)
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0x1: decode OPCODE_OP_BOTTOM3 {
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0x0: Inst::PUNPCKLBW(Vo,Wq);
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0x1: Inst::PUNPCKLWD(Vo,Wq);
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0x2: Inst::PUNPCKLDQ(Vo,Wq);
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0x3: packsswb_Vo_Wo();
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0x3: Inst::PACKSSWB(Vo,Wo);
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0x4: pcmpgtb_Vo_Wo();
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0x5: pcmpgtw_Vo_Wo();
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0x6: pcmpgtd_Vo_Wo();
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0x7: packuswb_Vo_Wo();
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0x7: Inst::PACKUSWB(Vo,Wo);
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}
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default: Inst::UD2();
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}
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@ -579,7 +579,7 @@
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0x0: Inst::PUNPCKHBW(Pq,Qq);
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0x1: Inst::PUNPCKHWD(Pq,Qq);
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0x2: Inst::PUNPCKHDQ(Pq,Qq);
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0x3: packssdw_Pq_Qq();
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0x3: Inst::PACKSSDW(Pq,Qq);
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0x6: Inst::MOVD(Pq,Edp);
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0x7: Inst::MOVQ(Pq,Qq);
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default: Inst::UD2();
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@ -594,7 +594,7 @@
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0x0: Inst::PUNPCKHBW(Vo,Wo);
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0x1: Inst::PUNPCKHWD(Vo,Wo);
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0x2: Inst::PUNPCKHDQ(Vo,Wo);
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0x3: packssdw_Vo_Wo();
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0x3: Inst::PACKSSDW(Vo,Wo);
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0x4: Inst::PUNPCKLQDQ(Vo,Wq);
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0x5: Inst::PUNPCKHQDQ(Vo,Wq);
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0x6: movd_Vo_Ed();
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@ -54,7 +54,66 @@
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# Authors: Gabe Black
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microcode = '''
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# PACKSSDW
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# PACKSSWB
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# PACKUSWB
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def macroop PACKSSDW_XMM_XMM {
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pack ufp1, xmml, xmmh, ext=1, srcSize=4, destSize=2
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pack xmmh, xmmlm, xmmhm, ext=1, srcSize=4, destSize=2
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movfp xmml, ufp1, dataSize=8
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};
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def macroop PACKSSDW_XMM_M {
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ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
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ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
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pack xmml, xmml, xmmh, ext=1, srcSize=4, destSize=2
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pack xmmh, ufp1, ufp2, ext=1, srcSize=4, destSize=2
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};
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def macroop PACKSSDW_XMM_P {
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rdip t7
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ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
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ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
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pack xmml, xmml, xmmh, ext=1, srcSize=4, destSize=2
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pack xmmh, ufp1, ufp2, ext=1, srcSize=4, destSize=2
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};
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def macroop PACKSSWB_XMM_XMM {
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pack ufp1, xmml, xmmh, ext=1, srcSize=2, destSize=1
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pack xmmh, xmmlm, xmmhm, ext=1, srcSize=2, destSize=1
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movfp xmml, ufp1, dataSize=8
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};
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def macroop PACKSSWB_XMM_M {
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ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
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ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
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pack xmml, xmml, xmmh, ext=1, srcSize=2, destSize=1
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pack xmmh, ufp1, ufp2, ext=1, srcSize=2, destSize=1
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};
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def macroop PACKSSWB_XMM_P {
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rdip t7
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ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
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ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
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pack xmml, xmml, xmmh, ext=1, srcSize=2, destSize=1
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pack xmmh, ufp1, ufp2, ext=1, srcSize=2, destSize=1
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};
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def macroop PACKUSWB_XMM_XMM {
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pack ufp1, xmml, xmmh, ext=0, srcSize=2, destSize=1
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pack xmmh, xmmlm, xmmhm, ext=0, srcSize=2, destSize=1
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movfp xmml, ufp1, dataSize=8
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};
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def macroop PACKUSWB_XMM_M {
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ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
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ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
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pack xmml, xmml, xmmh, ext=0, srcSize=2, destSize=1
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pack xmmh, ufp1, ufp2, ext=0, srcSize=2, destSize=1
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};
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def macroop PACKUSWB_XMM_P {
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rdip t7
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ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
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ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
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pack xmml, xmml, xmmh, ext=0, srcSize=2, destSize=1
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pack xmmh, ufp1, ufp2, ext=0, srcSize=2, destSize=1
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};
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'''
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@ -54,7 +54,48 @@
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# Authors: Gabe Black
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microcode = '''
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# PACKSSDW
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# PACKSSWB
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# PACKUSWB
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def macroop PACKSSDW_MMX_MMX {
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pack mmx, mmx, mmxm, ext=1, srcSize=4, destSize=2
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};
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def macroop PACKSSDW_MMX_M {
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ldfp ufp1, seg, sib, disp, dataSize=8
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pack mmx, mmx, ufp1, ext=1, srcSize=4, destSize=2
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};
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def macroop PACKSSDW_MMX_P {
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rdip t7
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ldfp ufp1, seg, riprel, disp, dataSize=8
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pack mmx, mmx, ufp1, ext=1, srcSize=4, destSize=2
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};
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def macroop PACKSSWB_MMX_MMX {
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pack mmx, mmx, mmxm, ext=1, srcSize=2, destSize=1
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};
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def macroop PACKSSWB_MMX_M {
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ldfp ufp1, seg, sib, disp, dataSize=8
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pack mmx, mmx, ufp1, ext=1, srcSize=2, destSize=1
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};
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def macroop PACKSSWB_MMX_P {
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rdip t7
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ldfp ufp1, seg, riprel, disp, dataSize=8
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pack mmx, mmx, ufp1, ext=1, srcSize=2, destSize=1
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};
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def macroop PACKUSWB_MMX_MMX {
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pack mmx, mmx, mmxm, ext=0, srcSize=2, destSize=1
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};
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def macroop PACKUSWB_MMX_M {
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ldfp ufp1, seg, sib, disp, dataSize=8
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pack mmx, mmx, ufp1, ext=0, srcSize=2, destSize=1
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};
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def macroop PACKUSWB_MMX_P {
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rdip t7
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ldfp ufp1, seg, riprel, disp, dataSize=8
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pack mmx, mmx, ufp1, ext=0, srcSize=2, destSize=1
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};
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'''
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