-/*===- X86DisassemblerDecoderCommon.h - Disassembler decoder -------*- C -*-==*
+/*===-- X86DisassemblerDecoderCommon.h - Disassembler decoder -----*- C -*-===*
*
* The LLVM Compiler Infrastructure
*
ENUM_ENTRY(ATTR_XD, 0x04) \
ENUM_ENTRY(ATTR_REXW, 0x08) \
ENUM_ENTRY(ATTR_OPSIZE, 0x10) \
- ENUM_ENTRY(ATTR_VEX, 0x20) \
- ENUM_ENTRY(ATTR_VEXL, 0x40)
+ ENUM_ENTRY(ATTR_ADSIZE, 0x20) \
+ ENUM_ENTRY(ATTR_VEX, 0x40) \
+ ENUM_ENTRY(ATTR_VEXL, 0x80)
#define ENUM_ENTRY(n, v) n = v,
enum attributeBits {
"64-bit mode but no more") \
ENUM_ENTRY(IC_OPSIZE, 3, "requires an OPSIZE prefix, so " \
"operands change width") \
+ ENUM_ENTRY(IC_ADSIZE, 3, "requires an ADSIZE prefix, so " \
+ "operands change width") \
ENUM_ENTRY(IC_XD, 2, "may say something about the opcode " \
"but not the operands") \
ENUM_ENTRY(IC_XS, 2, "may say something about the opcode " \
ENUM_ENTRY(IC_64BIT_REXW, 4, "requires a REX.W prefix, so operands "\
"change width; overrides IC_OPSIZE") \
ENUM_ENTRY(IC_64BIT_OPSIZE, 3, "Just as meaningful as IC_OPSIZE") \
+ ENUM_ENTRY(IC_64BIT_ADSIZE, 3, "Just as meaningful as IC_ADSIZE") \
ENUM_ENTRY(IC_64BIT_XD, 5, "XD instructions are SSE; REX.W is " \
"secondary") \
ENUM_ENTRY(IC_64BIT_XS, 5, "Just as meaningful as IC_64BIT_XD") \
ENUM_ENTRY(IC_VEX_L, 3, "requires VEX and the L prefix") \
ENUM_ENTRY(IC_VEX_L_XS, 4, "requires VEX and the L and XS prefix")\
ENUM_ENTRY(IC_VEX_L_XD, 4, "requires VEX and the L and XD prefix")\
- ENUM_ENTRY(IC_VEX_L_OPSIZE, 4, "requires VEX, L, and OpSize")
+ ENUM_ENTRY(IC_VEX_L_OPSIZE, 4, "requires VEX, L, and OpSize") \
+ ENUM_ENTRY(IC_VEX_L_W_OPSIZE, 5, "requires VEX, L, W and OpSize")
#define ENUM_ENTRY(n, r, d) n,
* MODRM_SPLITRM - If the ModR/M byte is between 0x00 and 0xbf, the opcode
* corresponds to one instruction; otherwise, it corresponds to
* a different instruction.
+ * MODRM_SPLITREG - ModR/M byte divided by 8 is used to select instruction. This
+ corresponds to instructions that use reg field as opcode
* MODRM_FULL - Potentially, each value of the ModR/M byte could correspond
* to a different instruction.
*/
#define MODRMTYPES \
ENUM_ENTRY(MODRM_ONEENTRY) \
ENUM_ENTRY(MODRM_SPLITRM) \
+ ENUM_ENTRY(MODRM_SPLITREG) \
ENUM_ENTRY(MODRM_FULL)
#define ENUM_ENTRY(n) n,
* operand.
*/
struct OperandSpecifier {
- OperandEncoding encoding;
- OperandType type;
+ uint8_t encoding;
+ uint8_t type;
};
/*
* its operands.
*/
struct InstructionSpecifier {
- ModifierType modifierType;
+ uint8_t modifierType;
uint8_t modifierBase;
struct OperandSpecifier operands[X86_MAX_OPERANDS];