changeset 6e14c5d36a1a in /z/repo/m5
details: http://repo.m5sim.org/m5?cmd=changeset;node=6e14c5d36a1a
description:
X86: Implement the integer media min instructions.
diffstat:
3 files changed, 74 insertions(+), 8 deletions(-)
src/arch/x86/isa/decoder/two_byte_opcodes.isa
| 8 -
src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py
| 42 +++++++++-
src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py
| 32 +++++++
diffs (133 lines):
diff -r b0cef5e2dfdb -r 6e14c5d36a1a
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 20:04:03
2009 -0700
@@ -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);
diff -r b0cef5e2dfdb -r 6e14c5d36a1a
src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py
---
a/src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py
Mon Aug 17 20:04:02 2009 -0700
+++
b/src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py
Mon Aug 17 20:04:03 2009 -0700
@@ -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
'''
diff -r b0cef5e2dfdb -r 6e14c5d36a1a
src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py
---
a/src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py
Mon Aug 17 20:04:02 2009 -0700
+++
b/src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py
Mon Aug 17 20:04:03 2009 -0700
@@ -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
'''
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