From 123ea3b22962a3ff50fba1d8077c7cb3af28529c Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Mon, 17 Aug 2009 20:25:14 -0700
Subject: X86: Implement the instructions that compare fp values and write a
 mask as a result.

---
 .../compare/compare_and_write_mask.py              | 73 ++++++++++++++++++++--
 1 file changed, 69 insertions(+), 4 deletions(-)

(limited to 'src/arch/x86/isa/insts/simd128')

diff --git a/src/arch/x86/isa/insts/simd128/floating_point/compare/compare_and_write_mask.py b/src/arch/x86/isa/insts/simd128/floating_point/compare/compare_and_write_mask.py
index 705f64093..09c34600b 100644
--- a/src/arch/x86/isa/insts/simd128/floating_point/compare/compare_and_write_mask.py
+++ b/src/arch/x86/isa/insts/simd128/floating_point/compare/compare_and_write_mask.py
@@ -54,8 +54,73 @@
 # Authors: Gabe Black
 
 microcode = '''
-# CMPPS
-# CMPPD
-# CMPSS
-# CMPSD
+def macroop CMPPS_XMM_XMM_I {
+    mcmpf2r xmml, xmml, xmmlm, size=4, ext="IMMEDIATE & mask(3)"
+    mcmpf2r xmmh, xmmh, xmmhm, size=4, ext="IMMEDIATE & mask(3)"
+};
+
+def macroop CMPPS_XMM_M_I {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    mcmpf2r xmml, xmml, ufp1, size=4, ext="IMMEDIATE & mask(3)"
+    mcmpf2r xmmh, xmmh, ufp2, size=4, ext="IMMEDIATE & mask(3)"
+};
+
+def macroop CMPPS_XMM_P_I {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    mcmpf2r xmml, xmml, ufp1, size=4, ext="IMMEDIATE & mask(3)"
+    mcmpf2r xmmh, xmmh, ufp2, size=4, ext="IMMEDIATE & mask(3)"
+};
+
+def macroop CMPPD_XMM_XMM_I {
+    mcmpf2r xmml, xmml, xmmlm, size=8, ext="IMMEDIATE & mask(3)"
+    mcmpf2r xmmh, xmmh, xmmhm, size=8, ext="IMMEDIATE & mask(3)"
+};
+
+def macroop CMPPD_XMM_M_I {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    mcmpf2r xmml, xmml, ufp1, size=8, ext="IMMEDIATE & mask(3)"
+    mcmpf2r xmmh, xmmh, ufp2, size=8, ext="IMMEDIATE & mask(3)"
+};
+
+def macroop CMPPD_XMM_P_I {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    mcmpf2r xmml, xmml, ufp1, size=8, ext="IMMEDIATE & mask(3)"
+    mcmpf2r xmmh, xmmh, ufp2, size=8, ext="IMMEDIATE & mask(3)"
+};
+
+def macroop CMPSS_XMM_XMM_I {
+    mcmpf2r xmml, xmml, xmmlm, size=4, ext="IMMEDIATE | 0x8"
+};
+
+def macroop CMPSS_XMM_M_I {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    mcmpf2r xmml, xmml, ufp1, size=4, ext="IMMEDIATE | 0x8"
+};
+
+def macroop CMPSS_XMM_P_I {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    mcmpf2r xmml, xmml, ufp1, size=4, ext="IMMEDIATE | 0x8"
+};
+
+def macroop CMPSD_XMM_XMM_I {
+    mcmpf2r xmml, xmml, xmmlm, size=8, ext="IMMEDIATE | 0x8"
+};
+
+def macroop CMPSD_XMM_M_I {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    mcmpf2r xmml, xmml, ufp1, size=8, ext="IMMEDIATE | 0x8"
+};
+
+def macroop CMPSD_XMM_P_I {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    mcmpf2r xmml, xmml, ufp1, size=8, ext="IMMEDIATE | 0x8"
+};
 '''
-- 
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