From 31d29ee3f8209a43e325cfe0373e9081a263ad36 Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Mon, 17 Aug 2009 20:15:15 -0700
Subject: X86: Implement the media integer subtract instructions.

---
 .../simd128/integer/arithmetic/subtraction.py      | 167 ++++++++++++++++++++-
 1 file changed, 159 insertions(+), 8 deletions(-)

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

diff --git a/src/arch/x86/isa/insts/simd128/integer/arithmetic/subtraction.py b/src/arch/x86/isa/insts/simd128/integer/arithmetic/subtraction.py
index 44781eb55..fdfb08667 100644
--- a/src/arch/x86/isa/insts/simd128/integer/arithmetic/subtraction.py
+++ b/src/arch/x86/isa/insts/simd128/integer/arithmetic/subtraction.py
@@ -54,12 +54,163 @@
 # Authors: Gabe Black
 
 microcode = '''
-# PSUBB
-# PSUBW
-# PSUBD
-# PSUBQ
-# PSUBSB
-# PSUBSW
-# PSUBUSB
-# PSUBUSW
+def macroop PSUBB_XMM_XMM {
+    msubi xmml, xmml, xmmlm, size=1, ext=0
+    msubi xmmh, xmmh, xmmhm, size=1, ext=0
+};
+
+def macroop PSUBB_XMM_M {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=1, ext=0
+    msubi xmmh, xmmh, ufp2, size=1, ext=0
+};
+
+def macroop PSUBB_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=1, ext=0
+    msubi xmmh, xmmh, ufp2, size=1, ext=0
+};
+
+def macroop PSUBW_XMM_XMM {
+    msubi xmml, xmml, xmmlm, size=2, ext=0
+    msubi xmmh, xmmh, xmmhm, size=2, ext=0
+};
+
+def macroop PSUBW_XMM_M {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=2, ext=0
+    msubi xmmh, xmmh, ufp2, size=2, ext=0
+};
+
+def macroop PSUBW_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=2, ext=0
+    msubi xmmh, xmmh, ufp2, size=2, ext=0
+};
+
+def macroop PSUBD_XMM_XMM {
+    msubi xmml, xmml, xmmlm, size=4, ext=0
+    msubi xmmh, xmmh, xmmhm, size=4, ext=0
+};
+
+def macroop PSUBD_XMM_M {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=4, ext=0
+    msubi xmmh, xmmh, ufp2, size=4, ext=0
+};
+
+def macroop PSUBD_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=4, ext=0
+    msubi xmmh, xmmh, ufp2, size=4, ext=0
+};
+
+def macroop PSUBQ_XMM_XMM {
+    msubi xmml, xmml, xmmlm, size=8, ext=0
+    msubi xmmh, xmmh, xmmhm, size=8, ext=0
+};
+
+def macroop PSUBQ_XMM_M {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=8, ext=0
+    msubi xmmh, xmmh, ufp2, size=8, ext=0
+};
+
+def macroop PSUBQ_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=8, ext=0
+    msubi xmmh, xmmh, ufp2, size=8, ext=0
+};
+
+def macroop PSUBSB_XMM_XMM {
+    msubi xmml, xmml, xmmlm, size=1, ext=4
+    msubi xmmh, xmmh, xmmhm, size=1, ext=4
+};
+
+def macroop PSUBSB_XMM_M {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=1, ext=4
+    msubi xmmh, xmmh, ufp2, size=1, ext=4
+};
+
+def macroop PSUBSB_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=1, ext=4
+    msubi xmmh, xmmh, ufp2, size=1, ext=4
+};
+
+def macroop PSUBSW_XMM_XMM {
+    msubi xmml, xmml, xmmlm, size=2, ext=4
+    msubi xmmh, xmmh, xmmhm, size=2, ext=4
+};
+
+def macroop PSUBSW_XMM_M {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=2, ext=4
+    msubi xmmh, xmmh, ufp2, size=2, ext=4
+};
+
+def macroop PSUBSW_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=2, ext=4
+    msubi xmmh, xmmh, ufp2, size=2, ext=4
+};
+
+def macroop PSUBUSB_XMM_XMM {
+    msubi xmml, xmml, xmmlm, size=1, ext=2
+    msubi xmmh, xmmh, xmmhm, size=1, ext=2
+};
+
+def macroop PSUBUSB_XMM_M {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=1, ext=2
+    msubi xmmh, xmmh, ufp2, size=1, ext=2
+};
+
+def macroop PSUBUSB_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=1, ext=2
+    msubi xmmh, xmmh, ufp2, size=1, ext=2
+};
+
+def macroop PSUBUSW_XMM_XMM {
+    msubi xmml, xmml, xmmlm, size=2, ext=2
+    msubi xmmh, xmmh, xmmhm, size=2, ext=2
+};
+
+def macroop PSUBUSW_XMM_M {
+    ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=2, ext=2
+    msubi xmmh, xmmh, ufp2, size=2, ext=2
+};
+
+def macroop PSUBUSW_XMM_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
+    ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
+    msubi xmml, xmml, ufp1, size=2, ext=2
+    msubi xmmh, xmmh, ufp2, size=2, ext=2
+};
 '''
-- 
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