Changeset 47305 in vbox

Timestamp:

Jul 22, 2013 2:23:33 PM (11 years ago)

Author:

vboxsync

Message:

x86.h/mac: opcode prefixes.

Location:

trunk/include/iprt

Files:

• x86.h (modified) (1 diff)
• x86.mac (modified) (1 diff)

trunk/include/iprt/x86.h

@@ -3215 +3215 @@
 
 
+/** @name X86_OP_XXX - Prefixes
+ * @{ */
+#define X86_OP_PRF_CS           UINT8_C(0x2e)
+#define X86_OP_PRF_SS           UINT8_C(0x36)
+#define X86_OP_PRF_DS           UINT8_C(0x3e)
+#define X86_OP_PRF_ES           UINT8_C(0x26)
+#define X86_OP_PRF_FS           UINT8_C(0x64)
+#define X86_OP_PRF_GS           UINT8_C(0x65)
+#define X86_OP_PRF_SIZE_OP      UINT8_C(0x66)
+#define X86_OP_PRF_SIZE_ADDR    UINT8_C(0x67)
+#define X86_OP_PRF_LOCK         UINT8_C(0xf0)
+#define X86_OP_PRF_REPZ         UINT8_C(0xf2)
+#define X86_OP_PRF_REPNZ        UINT8_C(0xf3)
+#define X86_OP_REX_B            UINT8_C(0x41)
+#define X86_OP_REX_X            UINT8_C(0x42)
+#define X86_OP_REX_R            UINT8_C(0x44)
+#define X86_OP_REX_W            UINT8_C(0x48)
+/** @} */
+
+
 /** @} */
 

trunk/include/iprt/x86.mac

@@ -717 +717 @@
 %define X86_SREG_GS             5
 %define X86_SREG_COUNT          6
+%define X86_OP_PRF_CS           0x2e
+%define X86_OP_PRF_SS           0x36
+%define X86_OP_PRF_DS           0x3e
+%define X86_OP_PRF_ES           0x26
+%define X86_OP_PRF_FS           0x64
+%define X86_OP_PRF_GS           0x65
+%define X86_OP_PRF_SIZE_OP      0x66
+%define X86_OP_PRF_SIZE_ADDR    0x67
+%define X86_OP_PRF_LOCK         0xf0
+%define X86_OP_PRF_REPZ         0xf2
+%define X86_OP_PRF_REPNZ        0xf3
+%define X86_OP_REX_B            0x41
+%define X86_OP_REX_X            0x42
+%define X86_OP_REX_R            0x44
+%define X86_OP_REX_W            0x48
 %endif
 %include "iprt/x86extra.mac"