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KVM: x86 emulator: popf 

Implement emulation of instruction:
    popf
    opcode:  0x9d

Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Nitin A Kamble 2007-09-15 10:45:05 +03:00 committed by Avi Kivity
parent 12fa272e31
commit 535eabcf0e
1 changed files with 4 additions and 1 deletions
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5
drivers/kvm/x86_emulate.c
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@ -127,7 +127,7 @@ static u8 opcode_table[256] = {
ByteOp | DstReg | SrcMem | ModRM | Mov, DstReg | SrcMem | ModRM | Mov,
0, ModRM | DstReg, 0, DstMem | SrcNone | ModRM | Mov,
/* 0x90 - 0x9F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ImplicitOps, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ImplicitOps, ImplicitOps, 0, 0,
/* 0xA0 - 0xA7 */
ByteOp | DstReg | SrcMem | Mov, DstReg | SrcMem | Mov,
ByteOp | DstMem | SrcReg | Mov, DstMem | SrcReg | Mov,
@ -1293,6 +1293,9 @@ x86_emulate_memop(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
case 0x9c: /* pushf */
src.val = (unsigned long) _eflags;
goto push;
case 0x9d: /* popf */
dst.ptr = (unsigned long *) &_eflags;
goto pop_instruction;
case 0xc3: /* ret */
dst.ptr = &_eip;
goto pop_instruction;