diff options
| author | Nitin A Kamble <nitin.a.kamble@intel.com> | 2007-08-29 01:22:47 (GMT) |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2007-10-13 08:18:28 (GMT) |
| commit | fd2a76086527cbe074b08a8820253228cd919ece (patch) | |
| tree | 01af6402d5437b4f7686ce790b673da3f453d210 /drivers/kvm | |
| parent | f6eed39135c03d39ff4095b1ddd947672469dfee (diff) | |
| download | linux-fd2a76086527cbe074b08a8820253228cd919ece.tar.xz | |
KVM: x86 emulator: pushf
Implement emulation of instruction
pushf
opcode: 0x9c
Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm')
| -rw-r--r-- | drivers/kvm/x86_emulate.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c index 9f1772f..18c2b2c 100644 --- a/drivers/kvm/x86_emulate.c +++ b/drivers/kvm/x86_emulate.c @@ -123,7 +123,7 @@ static u8 opcode_table[256] = { ByteOp | DstReg | SrcMem | ModRM | Mov, DstReg | SrcMem | ModRM | Mov, 0, 0, 0, DstMem | SrcNone | ModRM | Mov, /* 0x90 - 0x9F */ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ImplicitOps, 0, 0, 0, /* 0xA0 - 0xA7 */ ByteOp | DstReg | SrcMem | Mov, DstReg | SrcMem | Mov, ByteOp | DstMem | SrcReg | Mov, DstMem | SrcReg | Mov, @@ -928,7 +928,8 @@ push: dst.bytes = op_bytes; dst.val = src.val; register_address_increment(_regs[VCPU_REGS_RSP], -op_bytes); - dst.ptr = register_address(ctxt->ss_base, _regs[VCPU_REGS_RSP]); + dst.ptr = (void *) register_address(ctxt->ss_base, + _regs[VCPU_REGS_RSP]); break; case 0x80 ... 0x83: /* Grp1 */ switch (modrm_reg) { @@ -1216,6 +1217,12 @@ special_insn: ) == 0) return -1; return 0; + + case 0x9c: /* pushf */ + src.val = (unsigned long) _eflags; + goto push; + break; + } if (rep_prefix) { if (_regs[VCPU_REGS_RCX] == 0) { |