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| author | Avi Kivity <avi@qumranet.com> | 2007-11-27 19:14:21 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-01-30 17:53:16 +0200 |
| commit | 111de5d60c589bca02b49dce076ca588618e0d1c (patch) | |
| tree | 834d68c45a5bffa628d3060371e39e83ce4c1ac7 /drivers/kvm | |
| parent | b9fa9d6bc6ac617170c4cf21ca764eb187618c0d (diff) | |
| download | linux-3.10-111de5d60c589bca02b49dce076ca588618e0d1c.tar.gz linux-3.10-111de5d60c589bca02b49dce076ca588618e0d1c.tar.bz2 linux-3.10-111de5d60c589bca02b49dce076ca588618e0d1c.zip | |
KVM: x86 emulator: unify two switches
The rep prefix cleanup left two switch () statements next to each other.
Unify them.
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm')
| -rw-r--r-- | drivers/kvm/x86_emulate.c | 50 |
1 files changed, 23 insertions, 27 deletions
diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c index 53377f0b202..499d1ad42bc 100644 --- a/drivers/kvm/x86_emulate.c +++ b/drivers/kvm/x86_emulate.c @@ -1541,31 +1541,6 @@ special_insn: case 0x9d: /* popf */ c->dst.ptr = (unsigned long *) &ctxt->eflags; goto pop_instruction; - case 0xc3: /* ret */ - c->dst.ptr = &c->eip; - goto pop_instruction; - case 0xf4: /* hlt */ - ctxt->vcpu->halt_request = 1; - goto done; - case 0xf5: /* cmc */ - /* complement carry flag from eflags reg */ - ctxt->eflags ^= EFLG_CF; - c->dst.type = OP_NONE; /* Disable writeback. */ - break; - case 0xf8: /* clc */ - ctxt->eflags &= ~EFLG_CF; - c->dst.type = OP_NONE; /* Disable writeback. */ - break; - case 0xfa: /* cli */ - ctxt->eflags &= ~X86_EFLAGS_IF; - c->dst.type = OP_NONE; /* Disable writeback. */ - break; - case 0xfb: /* sti */ - ctxt->eflags |= X86_EFLAGS_IF; - c->dst.type = OP_NONE; /* Disable writeback. */ - break; - } - switch (c->b) { case 0xa4 ... 0xa5: /* movs */ c->dst.type = OP_MEM; c->dst.bytes = (c->d & ByteOp) ? 1 : c->op_bytes; @@ -1652,6 +1627,9 @@ special_insn: case 0xae ... 0xaf: /* scas */ DPRINTF("Urk! I don't handle SCAS.\n"); goto cannot_emulate; + case 0xc3: /* ret */ + c->dst.ptr = &c->eip; + goto pop_instruction; case 0xe8: /* call (near) */ { long int rel; switch (c->op_bytes) { @@ -1676,8 +1654,26 @@ special_insn: JMP_REL(c->src.val); c->dst.type = OP_NONE; /* Disable writeback. */ break; - - + case 0xf4: /* hlt */ + ctxt->vcpu->halt_request = 1; + goto done; + case 0xf5: /* cmc */ + /* complement carry flag from eflags reg */ + ctxt->eflags ^= EFLG_CF; + c->dst.type = OP_NONE; /* Disable writeback. */ + break; + case 0xf8: /* clc */ + ctxt->eflags &= ~EFLG_CF; + c->dst.type = OP_NONE; /* Disable writeback. */ + break; + case 0xfa: /* cli */ + ctxt->eflags &= ~X86_EFLAGS_IF; + c->dst.type = OP_NONE; /* Disable writeback. */ + break; + case 0xfb: /* sti */ + ctxt->eflags |= X86_EFLAGS_IF; + c->dst.type = OP_NONE; /* Disable writeback. */ + break; } goto writeback; |