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Commit 535eabcf authored by Nitin A Kamble's avatar Nitin A Kamble Committed by Avi Kivity
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KVM: x86 emulator: popf 



Implement emulation of instruction:
    popf
    opcode:  0x9d

Signed-off-by: default avatarNitin A Kamble <nitin.a.kamble@intel.com>
Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
parent 12fa272e

drivers/kvm/x86_emulate.c

+4 −1
Original line number Diff line number Diff line
@@ -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;