forked from luck/tmp_suning_uos_patched
KVM: x86 emulator: Use opcode::execute for 0F 01 opcode
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
parent
68152d8812
commit
5ef39c71d8
@ -2625,18 +2625,13 @@ static int em_lgdt(struct x86_emulate_ctxt *ctxt)
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return X86EMUL_CONTINUE;
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return X86EMUL_CONTINUE;
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}
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}
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static int em_svm(struct x86_emulate_ctxt *ctxt)
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static int em_vmmcall(struct x86_emulate_ctxt *ctxt)
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{
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{
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struct decode_cache *c = &ctxt->decode;
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struct decode_cache *c = &ctxt->decode;
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int rc;
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int rc;
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switch (c->modrm_rm) {
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rc = ctxt->ops->fix_hypercall(ctxt);
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case 1:
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rc = ctxt->ops->fix_hypercall(ctxt);
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break;
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default:
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return X86EMUL_UNHANDLEABLE;
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}
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/* Disable writeback. */
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/* Disable writeback. */
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c->dst.type = OP_NONE;
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c->dst.type = OP_NONE;
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return rc;
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return rc;
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@ -2909,7 +2904,7 @@ static struct opcode group7_rm1[] = {
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static struct opcode group7_rm3[] = {
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static struct opcode group7_rm3[] = {
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DIP(SrcNone | ModRM | Prot | Priv, vmrun, check_svme_pa),
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DIP(SrcNone | ModRM | Prot | Priv, vmrun, check_svme_pa),
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DI(SrcNone | ModRM | Prot | VendorSpecific, vmmcall),
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II(SrcNone | ModRM | Prot | VendorSpecific, em_vmmcall, vmmcall),
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DIP(SrcNone | ModRM | Prot | Priv, vmload, check_svme_pa),
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DIP(SrcNone | ModRM | Prot | Priv, vmload, check_svme_pa),
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DIP(SrcNone | ModRM | Prot | Priv, vmsave, check_svme_pa),
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DIP(SrcNone | ModRM | Prot | Priv, vmsave, check_svme_pa),
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DIP(SrcNone | ModRM | Prot | Priv, stgi, check_svme),
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DIP(SrcNone | ModRM | Prot | Priv, stgi, check_svme),
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@ -2961,15 +2956,17 @@ static struct opcode group6[] = {
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static struct group_dual group7 = { {
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static struct group_dual group7 = { {
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DI(ModRM | Mov | DstMem | Priv, sgdt),
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DI(ModRM | Mov | DstMem | Priv, sgdt),
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DI(ModRM | Mov | DstMem | Priv, sidt),
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DI(ModRM | Mov | DstMem | Priv, sidt),
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DI(ModRM | SrcMem | Priv, lgdt), DI(ModRM | SrcMem | Priv, lidt),
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II(ModRM | SrcMem | Priv, em_lgdt, lgdt),
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DI(SrcNone | ModRM | DstMem | Mov, smsw), N,
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II(ModRM | SrcMem | Priv, em_lidt, lidt),
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DI(SrcMem16 | ModRM | Mov | Priv, lmsw),
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II(SrcNone | ModRM | DstMem | Mov, em_smsw, smsw), N,
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DI(SrcMem | ModRM | ByteOp | Priv | NoAccess, invlpg),
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II(SrcMem16 | ModRM | Mov | Priv, em_lmsw, lmsw),
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II(SrcMem | ModRM | ByteOp | Priv | NoAccess, em_invlpg, invlpg),
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}, {
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}, {
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D(SrcNone | ModRM | Priv | VendorSpecific), EXT(0, group7_rm1),
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I(SrcNone | ModRM | Priv | VendorSpecific, em_vmcall),
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EXT(0, group7_rm1),
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N, EXT(0, group7_rm3),
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N, EXT(0, group7_rm3),
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DI(SrcNone | ModRM | DstMem | Mov, smsw), N,
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II(SrcNone | ModRM | DstMem | Mov, em_smsw, smsw), N,
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DI(SrcMem16 | ModRM | Mov | Priv, lmsw), EXT(0, group7_rm7),
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II(SrcMem16 | ModRM | Mov | Priv, em_lmsw, lmsw), EXT(0, group7_rm7),
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} };
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} };
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static struct opcode group8[] = {
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static struct opcode group8[] = {
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@ -4107,33 +4104,6 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt)
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twobyte_insn:
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twobyte_insn:
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switch (c->b) {
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switch (c->b) {
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case 0x01: /* lgdt, lidt, lmsw */
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switch (c->modrm_reg) {
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case 0: /* vmcall */
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rc = em_vmcall(ctxt);
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break;
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case 2: /* lgdt */
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rc = em_lgdt(ctxt);
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break;
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case 3: /* lidt/vmmcall */
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if (c->modrm_mod == 3)
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return em_svm(ctxt);
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else
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return em_lidt(ctxt);
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break;
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case 4: /* smsw */
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rc = em_smsw(ctxt);
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break;
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case 6: /* lmsw */
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rc = em_lmsw(ctxt);
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break;
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case 7: /* invlpg*/
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rc = em_invlpg(ctxt);
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break;
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default:
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goto cannot_emulate;
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}
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break;
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case 0x05: /* syscall */
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case 0x05: /* syscall */
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rc = emulate_syscall(ctxt, ops);
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rc = emulate_syscall(ctxt, ops);
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break;
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break;
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