Signed-off-by: Mohammed Gamal <m.gamal005@xxxxxxxxx>
---
arch/x86/kvm/emulate.c | 16 +++++++++++++++-
1 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 2eb807a..fc8a745 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -92,7 +92,7 @@ static u32 opcode_table[256] = {
/* 0x00 - 0x07 */
ByteOp | DstMem | SrcReg | ModRM, DstMem | SrcReg | ModRM,
ByteOp | DstReg | SrcMem | ModRM, DstReg | SrcMem | ModRM,
- ByteOp | DstAcc | SrcImm, DstAcc | SrcImm, 0, 0,
+ ByteOp | DstAcc | SrcImm, DstAcc | SrcImm, ImplicitOps | Stack, 0,
/* 0x08 - 0x0F */
ByteOp | DstMem | SrcReg | ModRM, DstMem | SrcReg | ModRM,
ByteOp | DstReg | SrcMem | ModRM, DstReg | SrcMem | ModRM,
@@ -1186,6 +1186,17 @@ static int emulate_pop(struct x86_emulate_ctxt *ctxt,
return rc;
}
+static void emulate_push_sreg(struct x86_emulate_ctxt *ctxt, int seg)
+{
+ struct decode_cache *c = &ctxt->decode;
+ struct kvm_segment segment;
+
+ kvm_x86_ops->get_segment(ctxt->vcpu, &segment, seg);
+
+ c->src.val = segment.selector;
+ emulate_push(ctxt);
+}
+
static inline int emulate_grp1a(struct x86_emulate_ctxt *ctxt,
struct x86_emulate_ops *ops)
{
@@ -1707,6 +1718,9 @@ special_insn:
add: /* add */
emulate_2op_SrcV("add", c->src, c->dst, ctxt->eflags);
break;
+ case 0x06: /* push es */
+ emulate_push_sreg(ctxt, VCPU_SREG_ES);
+ break;
case 0x08 ... 0x0d:
or: /* or */
emulate_2op_SrcV("or", c->src, c->dst, ctxt->eflags);
--
1.6.0.4
--
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