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-rw-r--r--arch/x86/lib/x86-opcode-map.txt13
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/x86/lib/x86-opcode-map.txt b/arch/x86/lib/x86-opcode-map.txt
index e7285d8379e..894497f7780 100644
--- a/arch/x86/lib/x86-opcode-map.txt
+++ b/arch/x86/lib/x86-opcode-map.txt
@@ -306,9 +306,10 @@ Referrer: 2-byte escape
0a:
0b: UD2 (1B)
0c:
-0d: NOP Ev
-0e:
-0f:
+0d: NOP Ev | GrpP
+0e: FEMMS
+# 3DNow! uses the last imm byte as opcode extension.
+0f: 3DNow! Pq,Qq,Ib
# 0x0f 0x10-0x1f
10: movups Vps,Wps | movss Vss,Wss (F3) | movupd Vpd,Wpd (66) | movsd Vsd,Wsd (F2)
11: movups Wps,Vps | movss Wss,Vss (F3) | movupd Wpd,Vpd (66) | movsd Wsd,Vsd (F2)
@@ -813,6 +814,12 @@ GrpTable: Grp16
3: prefetch T2
EndTable
+# AMD's Prefetch Group
+GrpTable: GrpP
+0: PREFETCH
+1: PREFETCHW
+EndTable
+
GrpTable: GrpPDLK
0: MONTMUL
1: XSHA1