CALL: E8
Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@xxxxxxxxxxxxx>
---
arch/x86/kvm/emulate.c | 18 ++++++++++--------
1 files changed, 10 insertions(+), 8 deletions(-)
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 7a9ce6d..6b7a03b 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2482,6 +2482,15 @@ static int em_das(struct x86_emulate_ctxt *ctxt)
return X86EMUL_CONTINUE;
}
+static int em_call(struct x86_emulate_ctxt *ctxt)
+{
+ long rel = ctxt->src.val;
+
+ ctxt->src.val = (unsigned long)ctxt->_eip;
+ jmp_rel(ctxt, rel);
+ return em_push(ctxt);
+}
+
static int em_call_far(struct x86_emulate_ctxt *ctxt)
{
u16 sel, old_cs;
@@ -3269,7 +3278,7 @@ static struct opcode opcode_table[256] = {
I2bvIP(SrcImmUByte | DstAcc, em_in, in, check_perm_in),
I2bvIP(SrcAcc | DstImmUByte, em_out, out, check_perm_out),
/* 0xE8 - 0xEF */
- D(SrcImm | Stack), D(SrcImm | ImplicitOps),
+ I(SrcImm | Stack, em_call), D(SrcImm | ImplicitOps),
I(SrcImmFAddr | No64, em_jmp_far), D(SrcImmByte | ImplicitOps),
I2bvIP(SrcDX | DstAcc, em_in, in, check_perm_in),
I2bvIP(SrcAcc | DstDX, em_out, out, check_perm_out),
@@ -3967,13 +3976,6 @@ special_insn:
ctxt->src.val = ctxt->regs[VCPU_REGS_RCX];
rc = em_grp2(ctxt);
break;
- case 0xe8: /* call (near) */ {
- long int rel = ctxt->src.val;
- ctxt->src.val = (unsigned long) ctxt->_eip;
- jmp_rel(ctxt, rel);
- rc = em_push(ctxt);
- break;
- }
case 0xe9: /* jmp rel */
case 0xeb: /* jmp rel short */
jmp_rel(ctxt, ctxt->src.val);
--
1.7.5.4
--
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