* offsets are absolute from start of bytecode.
*/
-enum filter_register {
- REG_R0 = 0,
- REG_R1 = 1,
- REG_ERROR,
-};
-
-enum field_ref_type {
- FIELD_REF_UNKNOWN = 0,
- FIELD_REF_STRING,
- FIELD_REF_SEQUENCE,
- FIELD_REF_S64,
- FIELD_REF_DOUBLE,
-};
-
struct field_ref {
/* Initially, symbol offset. After link, field offset. */
uint16_t offset;
- uint8_t type; /* enum field_ref_type */
} __attribute__((packed));
struct literal_numeric {
FILTER_OP_BIN_AND,
FILTER_OP_BIN_OR,
FILTER_OP_BIN_XOR,
+
+ /* binary comparators */
FILTER_OP_EQ,
FILTER_OP_NE,
FILTER_OP_GT,
FILTER_OP_GE,
FILTER_OP_LE,
+ /* string binary comparator */
+ FILTER_OP_EQ_STRING,
+ FILTER_OP_NE_STRING,
+ FILTER_OP_GT_STRING,
+ FILTER_OP_LT_STRING,
+ FILTER_OP_GE_STRING,
+ FILTER_OP_LE_STRING,
+
+ /* s64 binary comparator */
+ FILTER_OP_EQ_S64,
+ FILTER_OP_NE_S64,
+ FILTER_OP_GT_S64,
+ FILTER_OP_LT_S64,
+ FILTER_OP_GE_S64,
+ FILTER_OP_LE_S64,
+
+ /* double binary comparator */
+ FILTER_OP_EQ_DOUBLE,
+ FILTER_OP_NE_DOUBLE,
+ FILTER_OP_GT_DOUBLE,
+ FILTER_OP_LT_DOUBLE,
+ FILTER_OP_GE_DOUBLE,
+ FILTER_OP_LE_DOUBLE,
+
+ /* Mixed S64-double binary comparators */
+ FILTER_OP_EQ_DOUBLE_S64,
+ FILTER_OP_NE_DOUBLE_S64,
+ FILTER_OP_GT_DOUBLE_S64,
+ FILTER_OP_LT_DOUBLE_S64,
+ FILTER_OP_GE_DOUBLE_S64,
+ FILTER_OP_LE_DOUBLE_S64,
+
+ FILTER_OP_EQ_S64_DOUBLE,
+ FILTER_OP_NE_S64_DOUBLE,
+ FILTER_OP_GT_S64_DOUBLE,
+ FILTER_OP_LT_S64_DOUBLE,
+ FILTER_OP_GE_S64_DOUBLE,
+ FILTER_OP_LE_S64_DOUBLE,
+
/* unary */
FILTER_OP_UNARY_PLUS,
FILTER_OP_UNARY_MINUS,
FILTER_OP_UNARY_NOT,
+ FILTER_OP_UNARY_PLUS_S64,
+ FILTER_OP_UNARY_MINUS_S64,
+ FILTER_OP_UNARY_NOT_S64,
+ FILTER_OP_UNARY_PLUS_DOUBLE,
+ FILTER_OP_UNARY_MINUS_DOUBLE,
+ FILTER_OP_UNARY_NOT_DOUBLE,
/* logical */
FILTER_OP_AND,
/* load */
FILTER_OP_LOAD_FIELD_REF,
+ FILTER_OP_LOAD_FIELD_REF_STRING,
+ FILTER_OP_LOAD_FIELD_REF_SEQUENCE,
+ FILTER_OP_LOAD_FIELD_REF_S64,
+ FILTER_OP_LOAD_FIELD_REF_DOUBLE,
+
FILTER_OP_LOAD_STRING,
FILTER_OP_LOAD_S64,
FILTER_OP_LOAD_DOUBLE,
+ /* cast */
+ FILTER_OP_CAST_TO_S64,
+ FILTER_OP_CAST_DOUBLE_TO_S64,
+ FILTER_OP_CAST_NOP,
+
NR_FILTER_OPS,
};
struct load_op {
filter_opcode_t op;
- uint8_t reg; /* enum filter_register */
char data[0];
/* data to load. Size known by enum filter_opcode and null-term char. */
} __attribute__((packed));
struct unary_op {
filter_opcode_t op;
- uint8_t reg; /* enum filter_register */
} __attribute__((packed));
/* skip_offset is absolute from start of bytecode */
uint16_t skip_offset; /* bytecode insn, if skip second test */
} __attribute__((packed));
+struct cast_op {
+ filter_opcode_t op;
+} __attribute__((packed));
+
struct return_op {
filter_opcode_t op;
} __attribute__((packed));