changeset 819107c2c851 in /z/repo/m5
details: http://repo.m5sim.org/m5?cmd=changeset;node=819107c2c851
description:
X86: Implement the instructions that compare fp values and write masks
as the result.
diffstat:
3 files changed, 220 insertions(+), 24 deletions(-)
src/arch/x86/isa/decoder/two_byte_opcodes.isa | 24
-
src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_mask.py | 125
+++++++++-
src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_mask.py | 95
+++++++
diffs (291 lines):
diff -r c246dc2ec640 -r 819107c2c851
src/arch/x86/isa/decoder/two_byte_opcodes.isa
--- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa Mon Aug 17 20:04:02
2009 -0700
+++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa Mon Aug 17 20:04:02
2009 -0700
@@ -549,9 +549,9 @@
0x1: Inst::PUNPCKLWD(Pq,Qd);
0x2: Inst::PUNPCKLDQ(Pq,Qd);
0x3: Inst::PACKSSWB(Pq,Qq);
- 0x4: pcmpgtb_Pq_Qq();
- 0x5: pcmpgtw_Pq_Qq();
- 0x6: pcmpgtd_Pq_Qq();
+ 0x4: Inst::PCMPGTB(Pq,Qq);
+ 0x5: Inst::PCMPGTW(Pq,Qq);
+ 0x6: Inst::PCMPGTD(Pq,Qq);
0x7: Inst::PACKUSWB(Pq,Qq);
}
// operand size (0x66)
@@ -560,9 +560,9 @@
0x1: Inst::PUNPCKLWD(Vo,Wq);
0x2: Inst::PUNPCKLDQ(Vo,Wq);
0x3: Inst::PACKSSWB(Vo,Wo);
- 0x4: pcmpgtb_Vo_Wo();
- 0x5: pcmpgtw_Vo_Wo();
- 0x6: pcmpgtd_Vo_Wo();
+ 0x4: Inst::PCMPGTB(Vo,Wo);
+ 0x5: Inst::PCMPGTW(Vo,Wo);
+ 0x6: Inst::PCMPGTD(Vo,Wo);
0x7: Inst::PACKUSWB(Vo,Wo);
}
default: Inst::UD2();
@@ -652,9 +652,9 @@
}
default: Inst::UD2();
}
- 0x4: pcmpeqb_Pq_Qq();
- 0x5: pcmpeqw_Pq_Qq();
- 0x6: pcmpeqd_Pq_Qq();
+ 0x4: Inst::PCMPEQB(Pq,Qq);
+ 0x5: Inst::PCMPEQW(Pq,Qq);
+ 0x6: Inst::PCMPEQD(Pq,Qq);
0x7: emms();
}
// repe (0xF3)
@@ -717,9 +717,9 @@
}
default: Inst::UD2();
}
- 0x4: pcmpeqb_Vo_Wo();
- 0x5: pcmpeqw_Vo_Wo();
- 0x6: pcmpeqd_Vo_Wo();
+ 0x4: Inst::PCMPEQB(Vo,Wo);
+ 0x5: Inst::PCMPEQW(Vo,Wo);
+ 0x6: Inst::PCMPEQD(Vo,Wo);
default: Inst::UD2();
}
// repne (0xF2)
diff -r c246dc2ec640 -r 819107c2c851
src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_mask.py
--- a/src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_mask.py
Mon Aug 17 20:04:02 2009 -0700
+++ b/src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_mask.py
Mon Aug 17 20:04:02 2009 -0700
@@ -54,10 +54,123 @@
# Authors: Gabe Black
microcode = '''
-# PCMPEQB
-# PCMPEQW
-# PCMPEQD
-# PCMPGTB
-# PCMPGTW
-# PCMPGTD
+def macroop PCMPEQB_XMM_XMM {
+ mcmpi2r xmml, xmml, xmmlm, size=1, ext=0
+ mcmpi2r xmmh, xmmh, xmmhm, size=1, ext=0
+};
+
+def macroop PCMPEQB_XMM_M {
+ ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=1, ext=0
+ mcmpi2r xmmh, xmmh, ufp2, size=1, ext=0
+};
+
+def macroop PCMPEQB_XMM_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=1, ext=0
+ mcmpi2r xmmh, xmmh, ufp2, size=1, ext=0
+};
+
+def macroop PCMPEQW_XMM_XMM {
+ mcmpi2r xmml, xmml, xmmlm, size=2, ext=0
+ mcmpi2r xmmh, xmmh, xmmhm, size=2, ext=0
+};
+
+def macroop PCMPEQW_XMM_M {
+ ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=2, ext=0
+ mcmpi2r xmmh, xmmh, ufp2, size=2, ext=0
+};
+
+def macroop PCMPEQW_XMM_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=2, ext=0
+ mcmpi2r xmmh, xmmh, ufp2, size=2, ext=0
+};
+
+def macroop PCMPEQD_XMM_XMM {
+ mcmpi2r xmml, xmml, xmmlm, size=4, ext=0
+ mcmpi2r xmmh, xmmh, xmmhm, size=4, ext=0
+};
+
+def macroop PCMPEQD_XMM_M {
+ ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=4, ext=0
+ mcmpi2r xmmh, xmmh, ufp2, size=4, ext=0
+};
+
+def macroop PCMPEQD_XMM_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=4, ext=0
+ mcmpi2r xmmh, xmmh, ufp2, size=4, ext=0
+};
+
+def macroop PCMPGTB_XMM_XMM {
+ mcmpi2r xmml, xmml, xmmlm, size=1, ext=2
+ mcmpi2r xmmh, xmmh, xmmhm, size=1, ext=2
+};
+
+def macroop PCMPGTB_XMM_M {
+ ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=1, ext=2
+ mcmpi2r xmmh, xmmh, ufp2, size=1, ext=2
+};
+
+def macroop PCMPGTB_XMM_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=1, ext=2
+ mcmpi2r xmmh, xmmh, ufp2, size=1, ext=2
+};
+
+def macroop PCMPGTW_XMM_XMM {
+ mcmpi2r xmml, xmml, xmmlm, size=2, ext=2
+ mcmpi2r xmmh, xmmh, xmmhm, size=2, ext=2
+};
+
+def macroop PCMPGTW_XMM_M {
+ ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=2, ext=2
+ mcmpi2r xmmh, xmmh, ufp2, size=2, ext=2
+};
+
+def macroop PCMPGTW_XMM_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=2, ext=2
+ mcmpi2r xmmh, xmmh, ufp2, size=2, ext=2
+};
+
+def macroop PCMPGTD_XMM_XMM {
+ mcmpi2r xmml, xmml, xmmlm, size=4, ext=2
+ mcmpi2r xmmh, xmmh, xmmhm, size=4, ext=2
+};
+
+def macroop PCMPGTD_XMM_M {
+ ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=4, ext=2
+ mcmpi2r xmmh, xmmh, ufp2, size=4, ext=2
+};
+
+def macroop PCMPGTD_XMM_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+ ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+ mcmpi2r xmml, xmml, ufp1, size=4, ext=2
+ mcmpi2r xmmh, xmmh, ufp2, size=4, ext=2
+};
'''
diff -r c246dc2ec640 -r 819107c2c851
src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_mask.py
--- a/src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_mask.py
Mon Aug 17 20:04:02 2009 -0700
+++ b/src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_mask.py
Mon Aug 17 20:04:02 2009 -0700
@@ -54,10 +54,93 @@
# Authors: Gabe Black
microcode = '''
-# PCMPEQB
-# PCMPEQW
-# PCMPEQD
-# PCMPGTB
-# PCMPGTW
-# PCMPGTD
+def macroop PCMPEQB_MMX_MMX {
+ mcmpi2r mmx, mmx, mmxm, size=1, ext=0
+};
+
+def macroop PCMPEQB_MMX_M {
+ ldfp ufp1, seg, sib, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=1, ext=0
+};
+
+def macroop PCMPEQB_MMX_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=1, ext=0
+};
+
+def macroop PCMPEQW_MMX_MMX {
+ mcmpi2r mmx, mmx, mmxm, size=2, ext=0
+};
+
+def macroop PCMPEQW_MMX_M {
+ ldfp ufp1, seg, sib, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=2, ext=0
+};
+
+def macroop PCMPEQW_MMX_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=2, ext=0
+};
+
+def macroop PCMPEQD_MMX_MMX {
+ mcmpi2r mmx, mmx, mmxm, size=4, ext=0
+};
+
+def macroop PCMPEQD_MMX_M {
+ ldfp ufp1, seg, sib, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=4, ext=0
+};
+
+def macroop PCMPEQD_MMX_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=4, ext=0
+};
+
+def macroop PCMPGTB_MMX_MMX {
+ mcmpi2r mmx, mmx, mmxm, size=1, ext=2
+};
+
+def macroop PCMPGTB_MMX_M {
+ ldfp ufp1, seg, sib, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=1, ext=2
+};
+
+def macroop PCMPGTB_MMX_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=1, ext=2
+};
+
+def macroop PCMPGTW_MMX_MMX {
+ mcmpi2r mmx, mmx, mmxm, size=2, ext=2
+};
+
+def macroop PCMPGTW_MMX_M {
+ ldfp ufp1, seg, sib, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=2, ext=2
+};
+
+def macroop PCMPGTW_MMX_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=2, ext=2
+};
+
+def macroop PCMPGTD_MMX_MMX {
+ mcmpi2r mmx, mmx, mmxm, size=4, ext=2
+};
+
+def macroop PCMPGTD_MMX_M {
+ ldfp ufp1, seg, sib, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=4, ext=2
+};
+
+def macroop PCMPGTD_MMX_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, disp, dataSize=8
+ mcmpi2r mmx, mmx, ufp1, size=4, ext=2
+};
'''
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