From: Gabe Black <gblack@eecs.umich.edu>
Date: Tue, 18 Aug 2009 03:22:56 +0000 (-0700)
Subject: X86: Implement the mask move instructions.
X-Git-Tag: Calvin_Submission~58
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d9970f139acfb2a3d19854d082cc30000bf09d35;p=gem5.git

X86: Implement the mask move instructions.
---

diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
index 7e0f19fb1..91e2f2b2f 100644
--- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
@@ -1067,7 +1067,7 @@
                         0x4: PMULUDQ(Pq,Qq);
                         0x5: PMADDWD(Pq,Qq);
                         0x6: PSADBW(Pq,Qq);
-                        0x7: WarnUnimpl::maskmovq_Pq_PRq();
+                        0x7: MASKMOVQ(Pq,PRq);
                         default: UD2();
                     }
                     // operand size (0x66)
@@ -1078,7 +1078,7 @@
                         0x4: PMULUDQ(Vo,Wo);
                         0x5: PMADDWD(Vo,Wo);
                         0x6: PSADBW(Vo,Wo);
-                        0x7: WarnUnimpl::maskmovdqu_Vo_VRo();
+                        0x7: MASKMOVDQU(Vo,VRo);
                         default: UD2();
                     }
                     // repne (0xF2)
diff --git a/src/arch/x86/isa/insts/simd128/integer/data_transfer/move_non_temporal.py b/src/arch/x86/isa/insts/simd128/integer/data_transfer/move_non_temporal.py
index 413dddb84..c8df3b403 100644
--- a/src/arch/x86/isa/insts/simd128/integer/data_transfer/move_non_temporal.py
+++ b/src/arch/x86/isa/insts/simd128/integer/data_transfer/move_non_temporal.py
@@ -55,5 +55,13 @@
 
 microcode = '''
 # MOVNTDQ
-# MASKMOVDQU
+
+def macroop MASKMOVDQU_XMM_XMM {
+    ldfp ufp1, ds, [1, t0, rdi], dataSize=8
+    ldfp ufp2, ds, [1, t0, rdi], 8, dataSize=8
+    maskmov ufp1, xmml, xmmlm, size=1
+    maskmov ufp2, xmmh, xmmhm, size=1
+    stfp ufp1, ds, [1, t0, rdi], dataSize=8
+    stfp ufp2, ds, [1, t0, rdi], 8, dataSize=8
+};
 '''
diff --git a/src/arch/x86/isa/insts/simd64/integer/data_transfer/move_non_temporal.py b/src/arch/x86/isa/insts/simd64/integer/data_transfer/move_non_temporal.py
index edd55d35a..f43d75e68 100644
--- a/src/arch/x86/isa/insts/simd64/integer/data_transfer/move_non_temporal.py
+++ b/src/arch/x86/isa/insts/simd64/integer/data_transfer/move_non_temporal.py
@@ -55,5 +55,10 @@
 
 microcode = '''
 # MOVNTQ
-# MASKMOVQ
+
+def macroop MASKMOVQ_MMX_MMX {
+    ldfp ufp1, ds, [1, t0, rdi], dataSize=8
+    maskmov ufp1, mmx, mmxm, size=1
+    stfp ufp1, ds, [1, t0, rdi], dataSize=8
+};
 '''