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authorMichael Matz <matz@suse.de>2016-08-08 20:28:21 +0200
committerMichael Matz <matz@suse.de>2016-12-15 17:47:10 +0100
commit9e0af6d2b513ed7ee2f6221bbdf85a8e54e00fc1 (patch)
tree8d44c365b52cf27257fe43948369b7d59602abb9 /x86_64-asm.h
parentca8c1cd643b12cd652bb73804e1645b75292357a (diff)
downloadtinycc-9e0af6d2b513ed7ee2f6221bbdf85a8e54e00fc1.tar.gz
tinycc-9e0af6d2b513ed7ee2f6221bbdf85a8e54e00fc1.tar.bz2
x86-64-asm: Implement cmpxchg16b
Diffstat (limited to 'x86_64-asm.h')
-rw-r--r--x86_64-asm.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/x86_64-asm.h b/x86_64-asm.h
index 4db3268..675e7df 100644
--- a/x86_64-asm.h
+++ b/x86_64-asm.h
@@ -394,6 +394,9 @@ ALT(DEF_ASM_OP2(cmpxchgb, 0x0fb0, 0, OPC_MODRM | OPC_BWLX, OPT_REG, OPT_REG | OP
/* pentium */
DEF_ASM_OP1(cmpxchg8b, 0x0fc7, 1, OPC_MODRM, OPT_EA )
+ /* AMD 64 */
+ DEF_ASM_OP1(cmpxchg16b, 0x480fc7, 1, OPC_MODRM, OPT_EA )
+
/* pentium pro */
ALT(DEF_ASM_OP2(cmovo, 0x0f40, 0, OPC_MODRM | OPC_TEST | OPC_WLX, OPT_REGW | OPT_EA, OPT_REGW))