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X86: Implement the integer media min instructions.

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This commit is contained in:
Gabe Black 2009-08-17 20:04:03 -07:00
parent e2759fe69c
commit be6267e895
3 changed files with 74 additions and 8 deletions
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8
src/arch/x86/isa/decoder/two_byte_opcodes.isa
View file

@ -979,7 +979,7 @@
0x0: decode OPCODE_OP_BOTTOM3 {
0x0: psubusb_Pq_Qq();
0x1: psubusw_Pq_Qq();
0x2: pminub_Pq_Qq();
0x2: Inst::PMINUB(Pq,Qq);
0x3: Inst::PAND(Pq,Qq);
0x4: Inst::PADDUSB(Pq,Qq);
0x5: Inst::PADDUSW(Pq,Qq);
@ -990,7 +990,7 @@
0x1: decode OPCODE_OP_BOTTOM3 {
0x0: psubusb_Vo_Wo();
0x1: psubusw_Vo_Wo();
0x2: pminub_Vo_Wo();
0x2: Inst::PMINUB(Vo,Wo);
0x3: Inst::PAND(Vo,Wo);
0x4: Inst::PADDUSB(Vo,Wo);
0x5: Inst::PADDUSW(Vo,Wo);
@ -1039,7 +1039,7 @@
0x0: decode OPCODE_OP_BOTTOM3 {
0x0: psubsb_Pq_Qq();
0x1: psubsw_Pq_Qq();
0x2: pminsw_Pq_Qq();
0x2: Inst::PMINSW(Pq,Qq);
0x3: Inst::POR(Pq,Qq);
0x4: Inst::PADDSB(Pq,Qq);
0x5: Inst::PADDSW(Pq,Qq);
@ -1050,7 +1050,7 @@
0x1: decode OPCODE_OP_BOTTOM3 {
0x0: psubsb_Vo_Wo();
0x1: psubsw_Vo_Wo();
0x2: pminsw_Vo_Wo();
0x2: Inst::PMINSW(Vo,Wo);
0x3: Inst::POR(Vo,Wo);
0x4: Inst::PADDSB(Vo,Wo);
0x5: Inst::PADDSW(Vo,Wo);

42
src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py
View file

@ -54,8 +54,46 @@
# Authors: Gabe Black
microcode = '''
def macroop PMINUB_XMM_XMM {
mmini xmml, xmml, xmmlm, size=1, ext=0
mmini xmmh, xmmh, xmmhm, size=1, ext=0
};
def macroop PMINUB_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
mmini xmml, xmml, ufp1, size=1, ext=0
mmini xmmh, xmmh, ufp2, size=1, ext=0
};
def macroop PMINUB_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
mmini xmml, xmml, ufp1, size=1, ext=0
mmini xmmh, xmmh, ufp2, size=1, ext=0
};
def macroop PMINSW_XMM_XMM {
mmini xmml, xmml, xmmlm, size=2, ext=2
mmini xmmh, xmmh, xmmhm, size=2, ext=2
};
def macroop PMINSW_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
mmini xmml, xmml, ufp1, size=2, ext=2
mmini xmmh, xmmh, ufp2, size=2, ext=2
};
def macroop PMINSW_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
mmini xmml, xmml, ufp1, size=2, ext=2
mmini xmmh, xmmh, ufp2, size=2, ext=2
};
# PMAXUB
# PMINUB
# PMAXSW
# PMINSW
'''

32
src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py
View file

@ -54,8 +54,36 @@
# Authors: Gabe Black
microcode = '''
def macroop PMINUB_MMX_MMX {
mmini mmx, mmx, mmxm, size=1, ext=0
};
def macroop PMINUB_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
mmini mmx, mmx, ufp1, size=1, ext=0
};
def macroop PMINUB_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
mmini mmx, mmx, ufp1, size=1, ext=0
};
def macroop PMINSW_MMX_MMX {
mmini mmx, mmx, mmxm, size=2, ext=2
};
def macroop PMINSW_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
mmini mmx, mmx, ufp1, size=2, ext=2
};
def macroop PMINSW_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
mmini mmx, mmx, ufp1, size=2, ext=2
};
# PMAXUB
# PMINUB
# PMAXSW
# PMINSW
'''