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| author | Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp> | 2011-04-23 18:51:07 +0900 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-05-22 08:39:43 -0400 |
| commit | b96a7fad020b42eb4a564f8a2fb41827a83c4375 (patch) | |
| tree | 381f8a65caa493256cace5cdb479dc5b9ab32aa5 /arch/x86 | |
| parent | c54fe504693204fa672b10a57c3d82a8c41e0b4e (diff) | |
| download | linux-stable-b96a7fad020b42eb4a564f8a2fb41827a83c4375.tar.gz linux-stable-b96a7fad020b42eb4a564f8a2fb41827a83c4375.tar.bz2 linux-stable-b96a7fad020b42eb4a564f8a2fb41827a83c4375.zip | |
KVM: x86 emulator: Use opcode::execute for PUSHA/POPA (60/61)
For this, emulate_pusha/popa() are converted to em_pusha/popa().
Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kvm/emulate.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 9f491bfb00fd..b7c6e43e4f2b 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -1473,7 +1473,7 @@ static int emulate_pop_sreg(struct x86_emulate_ctxt *ctxt, return rc; } -static int emulate_pusha(struct x86_emulate_ctxt *ctxt) +static int em_pusha(struct x86_emulate_ctxt *ctxt) { struct decode_cache *c = &ctxt->decode; unsigned long old_esp = c->regs[VCPU_REGS_RSP]; @@ -1494,8 +1494,7 @@ static int emulate_pusha(struct x86_emulate_ctxt *ctxt) return rc; } -static int emulate_popa(struct x86_emulate_ctxt *ctxt, - struct x86_emulate_ops *ops) +static int em_popa(struct x86_emulate_ctxt *ctxt) { struct decode_cache *c = &ctxt->decode; int rc = X86EMUL_CONTINUE; @@ -1508,7 +1507,7 @@ static int emulate_popa(struct x86_emulate_ctxt *ctxt, --reg; } - rc = emulate_pop(ctxt, ops, &c->regs[reg], c->op_bytes); + rc = emulate_pop(ctxt, ctxt->ops, &c->regs[reg], c->op_bytes); if (rc != X86EMUL_CONTINUE) break; --reg; @@ -3098,7 +3097,8 @@ static struct opcode opcode_table[256] = { /* 0x58 - 0x5F */ X8(I(DstReg | Stack, em_pop)), /* 0x60 - 0x67 */ - D(ImplicitOps | Stack | No64), D(ImplicitOps | Stack | No64), + I(ImplicitOps | Stack | No64, em_pusha), + I(ImplicitOps | Stack | No64, em_popa), N, D(DstReg | SrcMem32 | ModRM | Mov) /* movsxd (x86/64) */ , N, N, N, N, /* 0x68 - 0x6F */ @@ -3823,12 +3823,6 @@ special_insn: case 0x48 ... 0x4f: /* dec r16/r32 */ emulate_1op("dec", c->dst, ctxt->eflags); break; - case 0x60: /* pusha */ - rc = emulate_pusha(ctxt); - break; - case 0x61: /* popa */ - rc = emulate_popa(ctxt, ops); - break; case 0x63: /* movsxd */ if (ctxt->mode != X86EMUL_MODE_PROT64) goto cannot_emulate; |