diff options
| author | Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp> | 2011-11-22 15:18:35 +0900 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-12-27 11:17:26 +0200 |
| commit | d4ddafcdf2201326ec9717172767cfad0ede1472 (patch) | |
| tree | 8b4845a36d23f945657e2cb543a4ecf149a8b8ef /arch | |
| parent | ce7faab24fbfb0b5207636ee4795e924bcf97e8a (diff) | |
KVM: x86 emulator: Use opcode::execute for CALL
CALL: E8
Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | 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 7a9ce6dbd1c..6b7a03b18f8 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); |