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author | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 20:15:15 -0700 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 20:15:15 -0700 |
commit | 31d29ee3f8209a43e325cfe0373e9081a263ad36 (patch) | |
tree | 99bf8b0340ada77b00295bd244d7cc37724c6c2c /src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py | |
parent | a4437f8f14978e19cb529fadd77fc3563a0ce5c4 (diff) | |
download | gem5-31d29ee3f8209a43e325cfe0373e9081a263ad36.tar.xz |
X86: Implement the media integer subtract instructions.
Diffstat (limited to 'src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py')
-rw-r--r-- | src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py | 127 |
1 files changed, 119 insertions, 8 deletions
diff --git a/src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py b/src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py index 44781eb55..a60c0b1a8 100644 --- a/src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py +++ b/src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py @@ -54,12 +54,123 @@ # Authors: Gabe Black microcode = ''' -# PSUBB -# PSUBW -# PSUBD -# PSUBQ -# PSUBSB -# PSUBSW -# PSUBUSB -# PSUBUSW +def macroop PSUBB_MMX_MMX { + msubi mmx, mmx, mmxm, size=1, ext=0 +}; + +def macroop PSUBB_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=1, ext=0 +}; + +def macroop PSUBB_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=1, ext=0 +}; + +def macroop PSUBW_MMX_MMX { + msubi mmx, mmx, mmxm, size=2, ext=0 +}; + +def macroop PSUBW_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=2, ext=0 +}; + +def macroop PSUBW_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=2, ext=0 +}; + +def macroop PSUBD_MMX_MMX { + msubi mmx, mmx, mmxm, size=4, ext=0 +}; + +def macroop PSUBD_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=4, ext=0 +}; + +def macroop PSUBD_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=4, ext=0 +}; + +def macroop PSUBQ_MMX_MMX { + msubi mmx, mmx, mmxm, size=8, ext=0 +}; + +def macroop PSUBQ_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=8, ext=0 +}; + +def macroop PSUBQ_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=8, ext=0 +}; + +def macroop PSUBSB_MMX_MMX { + msubi mmx, mmx, mmxm, size=1, ext=4 +}; + +def macroop PSUBSB_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=1, ext=4 +}; + +def macroop PSUBSB_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=1, ext=4 +}; + +def macroop PSUBSW_MMX_MMX { + msubi mmx, mmx, mmxm, size=2, ext=4 +}; + +def macroop PSUBSW_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=2, ext=4 +}; + +def macroop PSUBSW_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=2, ext=4 +}; + +def macroop PSUBUSB_MMX_MMX { + msubi mmx, mmx, mmxm, size=1, ext=2 +}; + +def macroop PSUBUSB_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=1, ext=2 +}; + +def macroop PSUBUSB_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=1, ext=2 +}; + +def macroop PSUBUSW_MMX_MMX { + msubi mmx, mmx, mmxm, size=2, ext=2 +}; + +def macroop PSUBUSW_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=2, ext=2 +}; + +def macroop PSUBUSW_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + msubi mmx, mmx, ufp1, size=2, ext=2 +}; ''' |