From e20c8a4b05b7b4529ac03a0bc203c584ccc52cc5 Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Mon, 17 Aug 2009 18:32:08 -0700
Subject: X86: Implement the pack instructions.

---
 .../data_reordering/pack_with_saturation.py        | 47 ++++++++++++++++++++--
 1 file changed, 44 insertions(+), 3 deletions(-)

(limited to 'src/arch/x86/isa/insts/simd64/integer')

diff --git a/src/arch/x86/isa/insts/simd64/integer/data_reordering/pack_with_saturation.py b/src/arch/x86/isa/insts/simd64/integer/data_reordering/pack_with_saturation.py
index 859d2bc7e..4235d7f26 100644
--- a/src/arch/x86/isa/insts/simd64/integer/data_reordering/pack_with_saturation.py
+++ b/src/arch/x86/isa/insts/simd64/integer/data_reordering/pack_with_saturation.py
@@ -54,7 +54,48 @@
 # Authors: Gabe Black
 
 microcode = '''
-# PACKSSDW
-# PACKSSWB
-# PACKUSWB
+def macroop PACKSSDW_MMX_MMX {
+    pack mmx, mmx, mmxm, ext=1, srcSize=4, destSize=2
+};
+
+def macroop PACKSSDW_MMX_M {
+    ldfp ufp1, seg, sib, disp, dataSize=8
+    pack mmx, mmx, ufp1, ext=1, srcSize=4, destSize=2
+};
+
+def macroop PACKSSDW_MMX_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp, dataSize=8
+    pack mmx, mmx, ufp1, ext=1, srcSize=4, destSize=2
+};
+
+def macroop PACKSSWB_MMX_MMX {
+    pack mmx, mmx, mmxm, ext=1, srcSize=2, destSize=1
+};
+
+def macroop PACKSSWB_MMX_M {
+    ldfp ufp1, seg, sib, disp, dataSize=8
+    pack mmx, mmx, ufp1, ext=1, srcSize=2, destSize=1
+};
+
+def macroop PACKSSWB_MMX_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp, dataSize=8
+    pack mmx, mmx, ufp1, ext=1, srcSize=2, destSize=1
+};
+
+def macroop PACKUSWB_MMX_MMX {
+    pack mmx, mmx, mmxm, ext=0, srcSize=2, destSize=1
+};
+
+def macroop PACKUSWB_MMX_M {
+    ldfp ufp1, seg, sib, disp, dataSize=8
+    pack mmx, mmx, ufp1, ext=0, srcSize=2, destSize=1
+};
+
+def macroop PACKUSWB_MMX_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp, dataSize=8
+    pack mmx, mmx, ufp1, ext=0, srcSize=2, destSize=1
+};
 '''
-- 
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