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authorWei Yongjun <yjwei@cn.fujitsu.com>2010-08-06 07:36:51 +0400
committerAvi Kivity <avi@redhat.com>2010-10-24 12:51:09 +0400
commit943858e27544cd10e6095093a40be911a31892b1 (patch)
tree4eb78bbe7d191d7149b56eee6bccc931d7d3f19f /arch/x86/kvm/emulate.c
parentc483c02ad35256206d6c45d7170fef1e33a43e9c (diff)
downloadlinux-943858e27544cd10e6095093a40be911a31892b1.tar.xz
KVM: x86 emulator: introduce DstImmUByte for dst operand decode
Introduce DstImmUByte for dst operand decode, which will be used for out instruction. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/emulate.c')
-rw-r--r--arch/x86/kvm/emulate.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 78541e8fd149..dc074a0c60ca 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -54,6 +54,7 @@
#define DstAcc (4<<1) /* Destination Accumulator */
#define DstDI (5<<1) /* Destination is in ES:(E)DI */
#define DstMem64 (6<<1) /* 64bit memory operand */
+#define DstImmUByte (7<<1) /* 8-bit unsigned immediate operand */
#define DstMask (7<<1)
/* Source operand type. */
#define SrcNone (0<<4) /* No source operand. */
@@ -2693,6 +2694,12 @@ done_prefixes:
decode_register_operand(&c->dst, c,
c->twobyte && (c->b == 0xb6 || c->b == 0xb7));
break;
+ case DstImmUByte:
+ c->dst.type = OP_IMM;
+ c->dst.addr.mem = c->eip;
+ c->dst.bytes = 1;
+ c->dst.val = insn_fetch(u8, 1, c->eip);
+ break;
case DstMem:
case DstMem64:
c->dst = memop;