[Xen-changelog] [xen-unstable] x86_emulate: Fix after decode changes. Valid opcode decode values must

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1224008388 -3600
# Node ID 9b227eb0926393d535473c470fed70d7b39c4509
# Parent  a72eebf02915de8b3cdf8e8b8cdaebf38f1a20e9
x86_emulate: Fix after decode changes. Valid opcode decode values must
be non-zero.

Signed-off-by: Keir Fraser <keir.fraser@xxxxxxxxxx>
---
 xen/arch/x86/x86_emulate/x86_emulate.c |   15 ++++++++-------
 1 files changed, 8 insertions(+), 7 deletions(-)

diff -r a72eebf02915 -r 9b227eb09263 xen/arch/x86/x86_emulate/x86_emulate.c
--- a/xen/arch/x86/x86_emulate/x86_emulate.c    Tue Oct 14 11:49:08 2008 +0100
+++ b/xen/arch/x86/x86_emulate/x86_emulate.c    Tue Oct 14 19:19:48 2008 +0100
@@ -31,13 +31,14 @@
 #define DstMem      (3<<1) /* Memory operand. */
 #define DstMask     (3<<1)
 /* Source operand type. */
-#define SrcNone     (0<<3) /* No source operand. */
-#define SrcImplicit (0<<3) /* Source operand is implicit in the opcode. */
-#define SrcReg      (1<<3) /* Register operand. */
-#define SrcMem      (2<<3) /* Memory operand. */
-#define SrcMem16    (3<<3) /* Memory operand (16-bit). */
-#define SrcImm      (4<<3) /* Immediate operand. */
-#define SrcImmByte  (5<<3) /* 8-bit sign-extended immediate operand. */
+#define SrcInvalid  (0<<3) /* Unimplemented opcode. */
+#define SrcNone     (1<<3) /* No source operand. */
+#define SrcImplicit (1<<3) /* Source operand is implicit in the opcode. */
+#define SrcReg      (2<<3) /* Register operand. */
+#define SrcMem      (3<<3) /* Memory operand. */
+#define SrcMem16    (4<<3) /* Memory operand (16-bit). */
+#define SrcImm      (5<<3) /* Immediate operand. */
+#define SrcImmByte  (6<<3) /* 8-bit sign-extended immediate operand. */
 #define SrcMask     (7<<3)
 /* Generic ModRM decode. */
 #define ModRM       (1<<6)

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