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-rw-r--r--src/arch/x86/isa/decoder/two_byte_opcodes.isa2
-rw-r--r--src/arch/x86/isa/insts/simd64/integer/data_reordering/unpack_and_interleave.py17
2 files changed, 16 insertions, 3 deletions
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
index 9efb96803..c78021b3c 100644
--- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
@@ -551,7 +551,7 @@
0x0C: decode LEGACY_DECODEVAL {
// no prefix
0x0: decode OPCODE_OP_BOTTOM3 {
- 0x0: punpcklbw_Pq_Qd();
+ 0x0: Inst::PUNPCKLBW(Pq,Qd);
0x1: punpcklwd_Pq_Qd();
0x2: punpckldq_Pq_Qd();
0x3: packsswb_Pq_Qq();
diff --git a/src/arch/x86/isa/insts/simd64/integer/data_reordering/unpack_and_interleave.py b/src/arch/x86/isa/insts/simd64/integer/data_reordering/unpack_and_interleave.py
index 1f4c617dd..8f3c35749 100644
--- a/src/arch/x86/isa/insts/simd64/integer/data_reordering/unpack_and_interleave.py
+++ b/src/arch/x86/isa/insts/simd64/integer/data_reordering/unpack_and_interleave.py
@@ -54,10 +54,23 @@
# Authors: Gabe Black
microcode = '''
+def macroop PUNPCKLBW_MMX_MMX {
+ unpack mmx, mmx, mmxm, sel=0, size=1
+};
+
+def macroop PUNPCKLBW_MMX_M {
+ ldfp ufp1, seg, sib, disp, dataSize=8
+ unpack mmx, mmx, ufp1, sel=0, size=1
+};
+
+def macroop PUNPCKLBW_MMX_P {
+ rdip t7
+ ldfp ufp1, seg, riprel, disp, dataSize=8
+ unpack mmx, mmx, ufp1, sel=0, size=1
+};
+'''
# PUNPCKHBW
# PUNPCKHWD
# PUNPCKHDQ
-# PUNPCKLBW
# PUNPCKLWD
# PUNPCKLDQ
-'''