Changeset 99319 in vbox for trunk/include/VBox

Timestamp:

Apr 6, 2023 7:28:23 PM (21 months ago)

Author:

vboxsync

Message:

Disassember: Continue work on the ARMv8 disassember, defining the instruction table layout and intermediate structures for decoding, bugref:10394

Location:

trunk/include/VBox

Files:

• dis-armv8.h (modified) (2 diffs)
• dis.h (modified) (1 diff)
• disopcode-armv8.h (modified) (1 diff)

trunk/include/VBox/dis-armv8.h

@@ -55 +55 @@
 typedef struct DISOPPARAMARMV8
 {
+    /** The register operand. */
+    union
+    {
+        /** General register index (DISGREG_XXX), applicable if DISUSE_REG_GEN32
+         * or DISUSE_REG_GEN64 is set in fUse. */
+        uint8_t     idxGenReg;
+    } Reg;
+    /** Scale factor. */
     uint8_t           uScale;
     /** Parameter size. */
@@ -67 +75 @@
 /** Pointer to opcode parameter. */
 typedef const DISOPPARAMARMV8 *PCDISOPPARAMARMV8;
-
-
-/** Parser callback.
- * @remark no DECLCALLBACK() here because it's considered to be internal and
- *         there is no point in enforcing CDECL. */
-typedef size_t FNDISPARSEARMV8(size_t offInstr, PCDISOPCODE pOp, PDISSTATE pDis, PDISOPPARAM pParam, uint8_t cBitStart, uint8_t cBits);
-/** Pointer to a disassembler parser function. */
-typedef FNDISPARSEARMV8 *PFNDISPARSEARMV8;
 
 

trunk/include/VBox/dis.h

@@ -552 +552 @@
 DISDECL(size_t) DISFormatGasEx( PCDISSTATE pDis, char *pszBuf, size_t cchBuf, uint32_t fFlags, PFNDISGETSYMBOL pfnGetSymbol, void *pvUser);
 
+DISDECL(size_t) DISFormatArmV8(  PCDISSTATE pDis, char *pszBuf, size_t cchBuf);
+DISDECL(size_t) DISFormatArmV8Ex(PCDISSTATE pDis, char *pszBuf, size_t cchBuf, uint32_t fFlags, PFNDISGETSYMBOL pfnGetSymbol, void *pvUser);
+
 /** @todo DISAnnotate(PCDISSTATE pDis, char *pszBuf, size_t cchBuf, register
  *        reader, memory reader); */

trunk/include/VBox/disopcode-armv8.h

@@ -520 +520 @@
 };
 
+
+/** @defgroup grp_dis_opparam Opcode parameters (DISOPCODE::fParam1,
+ *            DISOPCODE::fParam2, DISOPCODE::fParam3)
+ * @ingroup grp_dis
+ * @{
+ */
+
+enum OP_ARMV8_PARM
+{
+    OP_ARMV8_PARM_NONE,
+};
+
+
+/** Immediate (the instruction class gives the range of the immediate). */
+#define OP_ARMV8_PARM_Imm               1
+
 /** @} */