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author | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 18:41:27 -0700 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 18:41:27 -0700 |
commit | ae64377afe0373a56ad14a492cc758e8e4a8d9e8 (patch) | |
tree | 96fcea3e4ed75bdbb8b92f6f482626785425035e /src/arch/x86/isa/insts/simd128/integer | |
parent | 8e97cd9c8fdaa0a1c0093ef0f969798ab06161ee (diff) | |
download | gem5-ae64377afe0373a56ad14a492cc758e8e4a8d9e8.tar.xz |
X86: Implement the media instructions that convert integer values to floating point.
Diffstat (limited to 'src/arch/x86/isa/insts/simd128/integer')
3 files changed, 90 insertions, 10 deletions
diff --git a/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_gpr_integer_to_floating_point.py b/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_gpr_integer_to_floating_point.py index a900b374a..8d632a0ac 100644 --- a/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_gpr_integer_to_floating_point.py +++ b/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_gpr_integer_to_floating_point.py @@ -54,20 +54,35 @@ # Authors: Gabe Black microcode = ''' -# CVTSI2SS +def macroop CVTSI2SS_XMM_R { + mov2fp ufp1, regm, destSize=dsz, srcSize=dsz + cvti2f xmml, ufp1, srcSize=dsz, destSize=4, ext=1 +}; + +def macroop CVTSI2SS_XMM_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + cvti2f xmml, ufp1, srcSize=dsz, destSize=4, ext=1 +}; + +def macroop CVTSI2SS_XMM_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvti2f xmml, ufp1, srcSize=dsz, destSize=4, ext=1 +}; def macroop CVTSI2SD_XMM_R { - cvtf_i2d xmml, regm + mov2fp ufp1, regm, destSize=dsz, srcSize=dsz + cvti2f xmml, ufp1, srcSize=dsz, destSize=8, ext=1 }; def macroop CVTSI2SD_XMM_M { - ld t1, seg, sib, disp - cvtf_i2d xmml, t1 + ldfp ufp1, seg, sib, disp, dataSize=8 + cvti2f xmml, ufp1, srcSize=dsz, destSize=8, ext=1 }; def macroop CVTSI2SD_XMM_P { rdip t7 - ld t1, seg, riprel, disp - cvtf_i2d xmml, t1 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvti2f xmml, ufp1, srcSize=dsz, destSize=8, ext=1 }; ''' diff --git a/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_integer_to_floating_point.py b/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_integer_to_floating_point.py index 41e8549b5..21cfdcc68 100644 --- a/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_integer_to_floating_point.py +++ b/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_integer_to_floating_point.py @@ -54,6 +54,41 @@ # Authors: Gabe Black microcode = ''' -# CVTDQ2PS -# CVTDQ2PD +def macroop CVTDQ2PS_XMM_XMM { + cvti2f xmml, xmmlm, size=4, ext=0 + cvti2f xmmh, xmmhm, size=4, ext=0 +}; + +def macroop CVTDQ2PS_XMM_M { + ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8 + cvti2f xmml, ufp1, size=4, ext=0 + cvti2f xmmh, ufp2, size=4, ext=0 +}; + +def macroop CVTDQ2PS_XMM_P { + rdip t7 + ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8 + ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8 + cvti2f xmml, ufp1, size=4, ext=0 + cvti2f xmmh, ufp2, size=4, ext=0 +}; + +def macroop CVTDQ2PD_XMM_XMM { + cvti2f xmmh, xmmlm, srcSize=4, destSize=8, ext=2 + cvti2f xmml, xmmlm, srcSize=4, destSize=8, ext=0 +}; + +def macroop CVTDQ2PD_XMM_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + cvti2f xmml, ufp1, srcSize=4, destSize=8, ext=0 + cvti2f xmmh, ufp1, srcSize=4, destSize=8, ext=2 +}; + +def macroop CVTDQ2PD_XMM_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvti2f xmml, ufp1, srcSize=4, destSize=8, ext=0 + cvti2f xmmh, ufp1, srcSize=4, destSize=8, ext=2 +}; ''' diff --git a/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_mmx_integer_to_floating_point.py b/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_mmx_integer_to_floating_point.py index aeaea26cd..bc09d8b92 100644 --- a/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_mmx_integer_to_floating_point.py +++ b/src/arch/x86/isa/insts/simd128/integer/data_conversion/convert_mmx_integer_to_floating_point.py @@ -54,6 +54,36 @@ # Authors: Gabe Black microcode = ''' -# CVTPI2PS -# CVTPI2PD +def macroop CVTPI2PS_XMM_MMX { + cvti2f xmml, mmxm, size=4, ext=0 +}; + +def macroop CVTPI2PS_XMM_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + cvti2f xmml, ufp1, size=4, ext=0 +}; + +def macroop CVTPI2PS_XMM_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvti2f xmml, ufp1, size=4, ext=0 +}; + +def macroop CVTPI2PD_XMM_MMX { + cvti2f xmml, mmxm, srcSize=4, destSize=8, ext=0 + cvti2f xmmh, mmxm, srcSize=4, destSize=8, ext=2 +}; + +def macroop CVTPI2PD_XMM_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + cvti2f xmml, ufp1, srcSize=4, destSize=8, ext=0 + cvti2f xmmh, ufp1, srcSize=4, destSize=8, ext=2 +}; + +def macroop CVTPI2PD_XMM_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + cvti2f xmml, ufp1, srcSize=4, destSize=8, ext=0 + cvti2f xmmh, ufp1, srcSize=4, destSize=8, ext=2 +}; ''' |