From 1606663aa983d69f964d26cd1522b37b772fe413 Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Mon, 17 Aug 2009 20:25:14 -0700 Subject: X86: Implement the media instructions that convert fp values to ints. --- src/arch/x86/isa/decoder/two_byte_opcodes.isa | 22 +++--- .../convert_floating_point_to_gpr_integer.py | 65 ++++++++++++++-- .../convert_floating_point_to_mmx_integer.py | 73 +++++++++++++++++- .../convert_floating_point_to_xmm_integer.py | 89 +++++++++++++++++++++- .../insts/simd64/floating_point/data_conversion.py | 5 +- 5 files changed, 225 insertions(+), 29 deletions(-) (limited to 'src/arch/x86') diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index 11fc92abc..c670390ad 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -377,16 +377,16 @@ 0x1: Inst::MOVAPS(Wq,Vq); 0x2: Inst::CVTPI2PS(Vq,Qq); 0x3: movntps_Mo_Vo(); - 0x4: cvttps2pi_Pq_Wq(); - 0x5: cvtpS2pi_Pq_Wq(); + 0x4: Inst::CVTTPS2PI(Pq,Wq); + 0x5: Inst::CVTPS2PI(Pq,Wq); 0x6: Inst::UCOMISS(Vd,Wd); 0x7: Inst::COMISS(Vd,Wd); } // repe (0xF3) 0x4: decode OPCODE_OP_BOTTOM3 { 0x2: Inst::CVTSI2SS(Vd,Ed); - 0x4: cvttss2si_Gd_Wd(); - 0x5: cvtss2si_Gd_Wd(); + 0x4: Inst::CVTTSS2SI(Gd,Wd); + 0x5: Inst::CVTSS2SI(Gd,Wd); default: Inst::UD2(); } // operand size (0x66) @@ -395,8 +395,8 @@ 0x1: Inst::MOVAPD(Wo,Vo); 0x2: Inst::CVTPI2PD(Vo,Qq); 0x3: movntpd_Mo_Vo(); - 0x4: cvttpd2pi_Pq_Wo(); - 0x5: cvtpd2pi_Pq_Wo(); + 0x4: Inst::CVTTPD2PI(Pq,Wo); + 0x5: Inst::CVTPD2PI(Pq,Wo); 0x6: Inst::UCOMISD(Vq,Wq); 0x7: Inst::COMISD(Vq,Wq); } @@ -406,7 +406,7 @@ 0x2: Inst::CVTSI2SD(Vdp,Edp); // The size of the W operand should be q, not dp 0x4: Inst::CVTTSD2SI(Gdp,Wdp); - 0x5: cvtsd2si_Gd_Wq(); + 0x5: Inst::CVTSD2SI(Gd,Wq); default: Inst::UD2(); } default: Inst::UD2(); @@ -511,7 +511,7 @@ 0x0: ADDSS(Vd,Wd); 0x1: MULSS(Vd,Wd); 0x2: CVTSS2SD(Vq,Wd); - 0x3: WarnUnimpl::cvttps2dq_Vo_Wo(); + 0x3: CVTTPS2DQ(Vo,Wo); 0x4: SUBSS(Vd,Wd); 0x5: MINSS(Vd,Wd); 0x6: DIVSS(Vd,Wd); @@ -522,7 +522,7 @@ 0x0: ADDPD(Vo,Wo); 0x1: MULPD(Vo,Wo); 0x2: CVTPD2PS(Vo,Wo); - 0x3: WarnUnimpl::cvtps2dq_Vo_Wo(); + 0x3: CVTPS2DQ(Vo,Wo); 0x4: SUBPD(Vo,Wo); 0x5: MINPD(Vo,Wo); 0x6: DIVPD(Vo,Wo); @@ -1023,12 +1023,12 @@ 0x3: PAVGW(Vo,Wo); 0x4: PMULHUW(Vo,Wo); 0x5: PMULHW(Vo,Wo); - 0x6: WarnUnimpl::cvttpd2dq_Vo_Wo(); + 0x6: CVTTPD2DQ(Vo,Wo); 0x7: WarnUnimpl::movntdq_Mo_Vo(); } // repne (0xF2) 0x8: decode OPCODE_OP_BOTTOM3 { - 0x6: WarnUnimpl::cvtpd2dq_Vo_Wo(); + 0x6: CVTPD2DQ(Vo,Wo); default: UD2(); } default: UD2(); diff --git a/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_gpr_integer.py b/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_gpr_integer.py index 413026d63..16abd96f4 100644 --- a/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_gpr_integer.py +++ b/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_gpr_integer.py @@ -54,22 +54,75 @@ # Authors: Gabe Black microcode = ''' -# CVTSS2SI -# CVTSD2SI -# CVTTSS2SI +def macroop CVTSS2SI_R_XMM { + cvtf2i ufp1, xmmlm, srcSize=4, destSize=dsz, ext=(1 | 4) + mov2int reg, ufp1, size=dsz +}; + +def macroop CVTSS2SI_R_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + cvtf2i ufp1, ufp1, srcSize=4, destSize=dsz, ext=(1 | 4) + mov2int reg, ufp1, size=dsz +}; + +def macroop CVTSS2SI_R_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvtf2i ufp1, ufp1, srcSize=4, destSize=dsz, ext=(1 | 4) + mov2int reg, ufp1, size=dsz +}; + +def macroop CVTSD2SI_R_XMM { + cvtf2i ufp1, xmmlm, srcSize=8, destSize=dsz, ext=(1 | 4) + mov2int reg, ufp1, size=dsz +}; + +def macroop CVTSD2SI_R_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + cvtf2i ufp1, ufp1, srcSize=8, destSize=dsz, ext=(1 | 4) + mov2int reg, ufp1, size=dsz +}; + +def macroop CVTSD2SI_R_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvtf2i ufp1, ufp1, srcSize=8, destSize=dsz, ext=(1 | 4) + mov2int reg, ufp1, size=dsz +}; + +def macroop CVTTSS2SI_R_XMM { + cvtf2i ufp1, xmmlm, srcSize=4, destSize=dsz, ext=1 + mov2int reg, ufp1, size=dsz +}; + +def macroop CVTTSS2SI_R_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + cvtf2i ufp1, ufp1, srcSize=4, destSize=dsz, ext=1 + mov2int reg, ufp1, size=dsz +}; + +def macroop CVTTSS2SI_R_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvtf2i ufp1, ufp1, srcSize=4, destSize=dsz, ext=1 + mov2int reg, ufp1, size=dsz +}; def macroop CVTTSD2SI_R_XMM { - cvtf_d2i reg, xmmlm + cvtf2i ufp1, xmmlm, srcSize=8, destSize=dsz, ext=1 + mov2int reg, ufp1, size=dsz }; def macroop CVTTSD2SI_R_M { ldfp ufp1, seg, sib, disp, dataSize=8 - cvtf_d2i reg, ufp1 + cvtf2i ufp1, ufp1, srcSize=8, destSize=dsz, ext=1 + mov2int reg, ufp1, size=dsz }; def macroop CVTTSD2SI_R_P { rdip t7 ldfp ufp1, seg, riprel, disp, dataSize=8 - cvtf_d2i reg, ufp1 + cvtf2i ufp1, ufp1, srcSize=8, destSize=dsz, ext=1 + mov2int reg, ufp1, size=dsz }; ''' diff --git a/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_mmx_integer.py b/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_mmx_integer.py index af579a46f..900e91c99 100644 --- a/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_mmx_integer.py +++ b/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_mmx_integer.py @@ -54,8 +54,73 @@ # Authors: Gabe Black microcode = ''' -# CVTPS2PI -# CVTPD2PI -# CVTTPS2PI -# CVTTPD2PI +def macroop CVTPS2PI_MMX_XMM { + cvtf2i mmx, xmmlm, size=4, ext=4 +}; + +def macroop CVTPS2PI_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + cvtf2i mmx, ufp1, size=4, ext=4 +}; + +def macroop CVTPS2PI_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvtf2i mmx, ufp1, size=4, ext=4 +}; + +def macroop CVTPD2PI_MMX_XMM { + cvtf2i mmx, xmmlm, srcSize=8, destSize=4, ext=4 + cvtf2i mmx, xmmhm, srcSize=8, destSize=4, ext=(4 | 2) +}; + +def macroop CVTPD2PI_MMX_M { + ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8 + cvtf2i mmx, ufp1, srcSize=8, destSize=4, ext=4 + cvtf2i mmx, ufp2, srcSize=8, destSize=4, ext=(4 | 2) +}; + +def macroop CVTPD2PI_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8 + cvtf2i mmx, ufp1, srcSize=8, destSize=4, ext=4 + cvtf2i mmx, ufp2, srcSize=8, destSize=4, ext=(4 | 2) +}; + +def macroop CVTTPS2PI_MMX_XMM { + cvtf2i mmx, xmmlm, size=4, ext=0 +}; + +def macroop CVTTPS2PI_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + cvtf2i mmx, ufp1, size=4, ext=0 +}; + +def macroop CVTTPS2PI_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvtf2i mmx, ufp1, size=4, ext=0 +}; + +def macroop CVTTPD2PI_MMX_XMM { + cvtf2i mmx, xmmlm, srcSize=8, destSize=4, ext=0 + cvtf2i mmx, xmmhm, srcSize=8, destSize=4, ext=2 +}; + +def macroop CVTTPD2PI_MMX_M { + ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8 + cvtf2i mmx, ufp1, srcSize=8, destSize=4, ext=0 + cvtf2i mmx, ufp2, srcSize=8, destSize=4, ext=2 +}; + +def macroop CVTTPD2PI_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8 + cvtf2i mmx, ufp1, srcSize=8, destSize=4, ext=0 + cvtf2i mmx, ufp2, srcSize=8, destSize=4, ext=2 +}; ''' diff --git a/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_xmm_integer.py b/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_xmm_integer.py index 683e2808d..041f891ef 100644 --- a/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_xmm_integer.py +++ b/src/arch/x86/isa/insts/simd128/floating_point/data_conversion/convert_floating_point_to_xmm_integer.py @@ -54,8 +54,89 @@ # Authors: Gabe Black microcode = ''' -# CVTPS2DQ -# CVTPD2DQ -# CVTTPS2DQ -# CVTTPD2DQ +def macroop CVTPS2DQ_XMM_XMM { + cvtf2i xmml, xmmlm, size=4, ext=4 + cvtf2i xmmh, xmmhm, size=4, ext=4 +}; + +def macroop CVTPS2DQ_XMM_M { + ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8 + cvtf2i xmml, ufp1, size=4, ext=4 + cvtf2i xmmh, ufp2, size=4, ext=4 +}; + +def macroop CVTPS2DQ_XMM_P { + rdip t7 + ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8 + cvtf2i xmml, ufp1, size=4, ext=4 + cvtf2i xmmh, ufp2, size=4, ext=4 +}; + +def macroop CVTPD2DQ_XMM_XMM { + cvtf2i xmml, xmmlm, srcSize=8, destSize=4, ext=4 + cvtf2i xmml, xmmhm, srcSize=8, destSize=4, ext=(4 | 2) + lfpimm xmmh, 0 +}; + +def macroop CVTPD2DQ_XMM_M { + ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8 + cvtf2i xmml, ufp1, srcSize=8, destSize=4, ext=4 + cvtf2i xmml, ufp2, srcSize=8, destSize=4, ext=(4 | 2) + lfpimm xmmh, 0 +}; + +def macroop CVTPD2DQ_XMM_P { + rdip t7 + ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8 + cvtf2i xmml, ufp1, srcSize=8, destSize=4, ext=4 + cvtf2i xmml, ufp2, srcSize=8, destSize=4, ext=(4 | 2) + lfpimm xmmh, 0 +}; + +def macroop CVTTPS2DQ_XMM_XMM { + cvtf2i xmml, xmmlm, size=4, ext=0 + cvtf2i xmmh, xmmhm, size=4, ext=0 +}; + +def macroop CVTTPS2DQ_XMM_M { + ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8 + cvtf2i xmml, ufp1, size=4, ext=0 + cvtf2i xmmh, ufp2, size=4, ext=0 +}; + +def macroop CVTTPS2DQ_XMM_P { + rdip t7 + ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8 + cvtf2i xmml, ufp1, size=4, ext=0 + cvtf2i xmmh, ufp2, size=4, ext=0 +}; + +def macroop CVTTPD2DQ_XMM_XMM { + cvtf2i xmml, xmmlm, srcSize=8, destSize=4, ext=0 + cvtf2i xmml, xmmhm, srcSize=8, destSize=4, ext=2 + lfpimm xmmh, 0 +}; + +def macroop CVTTPD2DQ_XMM_M { + ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8 + cvtf2i xmml, ufp1, srcSize=8, destSize=4, ext=0 + cvtf2i xmml, ufp2, srcSize=8, destSize=4, ext=2 + lfpimm xmmh, 0 +}; + +def macroop CVTTPD2DQ_XMM_P { + rdip t7 + ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8 + cvtf2i xmml, ufp1, srcSize=8, destSize=4, ext=0 + cvtf2i xmml, ufp2, srcSize=8, destSize=4, ext=2 + lfpimm xmmh, 0 +}; ''' diff --git a/src/arch/x86/isa/insts/simd64/floating_point/data_conversion.py b/src/arch/x86/isa/insts/simd64/floating_point/data_conversion.py index 6c942065d..1ade48152 100644 --- a/src/arch/x86/isa/insts/simd64/floating_point/data_conversion.py +++ b/src/arch/x86/isa/insts/simd64/floating_point/data_conversion.py @@ -54,10 +54,7 @@ # Authors: Gabe Black microcode = ''' -# CVTPS2PI -# CVTTPS2PI -# CVTPD2PI -# CVTTPD2PI +# CVTPS2PI, CVTTPS2PI, CVTPD2PI, and CVTTPD2PI are implemented in simd128 # PF2IW # PF2ID ''' -- cgit v1.2.3