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KVM: x86 emulator: add Src2Imm decoding
author
Avi Kivity
<avi@redhat.com>
Wed, 18 Aug 2010 16:25:28 +0000
(19:25 +0300)
committer
Avi Kivity
<avi@redhat.com>
Sun, 24 Oct 2010 08:51:15 +0000
(10:51 +0200)
Needed for 3-operand IMUL.
Signed-off-by: Avi Kivity <avi@redhat.com>
arch/x86/kvm/emulate.c
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diff --git
a/arch/x86/kvm/emulate.c
b/arch/x86/kvm/emulate.c
index 95543a6beb5386aa3d3b8b7c487724a089881733..f456d7e11b3e39e030c242fc25cb681e22c1dc95 100644
(file)
--- a/
arch/x86/kvm/emulate.c
+++ b/
arch/x86/kvm/emulate.c
@@
-95,6
+95,7
@@
#define Src2CL (1<<29)
#define Src2ImmByte (2<<29)
#define Src2One (3<<29)
+#define Src2Imm (4<<29)
#define Src2Mask (7<<29)
#define X2(x...) x, x
@@
-2844,6
+2845,9
@@
done_prefixes:
c->src2.bytes = 1;
c->src2.val = 1;
break;
+ case Src2Imm:
+ rc = decode_imm(ctxt, &c->src2, imm_size(c), true);
+ break;
}
if (rc != X86EMUL_CONTINUE)