KVM: x86 emulator: switch 'pop reg' instruction to emulate_pop()

Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 70242f5..702de98 100644 (file)
--- a/arch/x86/kvm/x86_emulate.c
+++ b/arch/x86/kvm/x86_emulate.c
@@ -1389,14 +1389,11 @@ special_insn:
                break;
        case 0x58 ... 0x5f: /* pop reg */
        pop_instruction:
-               if ((rc = ops->read_std(register_address(c, ss_base(ctxt),
-                       c->regs[VCPU_REGS_RSP]), c->dst.ptr,
-                       c->op_bytes, ctxt->vcpu)) != 0)
+               c->src.bytes = c->op_bytes;
+               rc = emulate_pop(ctxt, ops);
+               if (rc != 0)
                        goto done;
-
-               register_address_increment(c, &c->regs[VCPU_REGS_RSP],
-                                          c->op_bytes);
-               c->dst.type = OP_NONE;  /* Disable writeback. */
+               c->dst.val = c->src.val;
                break;
        case 0x63:              /* movsxd */
                if (ctxt->mode != X86EMUL_MODE_PROT64)