Commit 20c29ff2 authored by Avi Kivity's avatar Avi Kivity
Browse files

KVM: x86 emulator: free up some flag bits near src, dst 



Op fields are going to grow by a bit, we need two free bits.

Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
parent 4dd6a57d

arch/x86/kvm/emulate.c

+4 −4
Original line number Diff line number Diff line
@@ -88,10 +88,6 @@ 
#define SrcImmU16   (0xe<<5)    /* Immediate operand, unsigned, 16 bits */

#define SrcDX       (0xf<<5)	/* Source is in DX register */

#define SrcMask     (0xf<<5)

/* Generic ModRM decode. */

#define ModRM       (1<<9)

/* Destination is only written; never read. */

#define Mov         (1<<10)

#define BitOp       (1<<11)

#define MemAbs      (1<<12)      /* Memory operand is absolute displacement */

#define String      (1<<13)     /* String instruction (rep capable) */
@@ -102,6 +98,10 @@ 
#define Prefix      (3<<15)     /* Instruction varies with 66/f2/f3 prefix */

#define RMExt       (4<<15)     /* Opcode extension in ModRM r/m if mod == 3 */

#define Sse         (1<<18)     /* SSE Vector instruction */

/* Generic ModRM decode. */

#define ModRM       (1<<19)

/* Destination is only written; never read. */

#define Mov         (1<<20)

/* Misc flags */

#define Prot        (1<<21) /* instruction generates #UD if not in prot-mode */

#define VendorSpecific (1<<22) /* Vendor specific instruction */