#ifndef LTTNG_COMMON_BYTECODE_H
#define LTTNG_COMMON_BYTECODE_H
-#include <stdint.h>
-
#include "common/macros.hpp"
#include "common/sessiond-comm/sessiond-comm.hpp"
+#include <stdint.h>
+
/*
* offsets are absolute from start of bytecode.
*/
} LTTNG_PACKED;
enum bytecode_op {
- BYTECODE_OP_UNKNOWN = 0,
+ BYTECODE_OP_UNKNOWN = 0,
- BYTECODE_OP_RETURN = 1,
+ BYTECODE_OP_RETURN = 1,
/* binary */
- BYTECODE_OP_MUL = 2,
- BYTECODE_OP_DIV = 3,
- BYTECODE_OP_MOD = 4,
- BYTECODE_OP_PLUS = 5,
- BYTECODE_OP_MINUS = 6,
- BYTECODE_OP_BIT_RSHIFT = 7,
- BYTECODE_OP_BIT_LSHIFT = 8,
- BYTECODE_OP_BIT_AND = 9,
- BYTECODE_OP_BIT_OR = 10,
- BYTECODE_OP_BIT_XOR = 11,
+ BYTECODE_OP_MUL = 2,
+ BYTECODE_OP_DIV = 3,
+ BYTECODE_OP_MOD = 4,
+ BYTECODE_OP_PLUS = 5,
+ BYTECODE_OP_MINUS = 6,
+ BYTECODE_OP_BIT_RSHIFT = 7,
+ BYTECODE_OP_BIT_LSHIFT = 8,
+ BYTECODE_OP_BIT_AND = 9,
+ BYTECODE_OP_BIT_OR = 10,
+ BYTECODE_OP_BIT_XOR = 11,
/* binary comparators */
- BYTECODE_OP_EQ = 12,
- BYTECODE_OP_NE = 13,
- BYTECODE_OP_GT = 14,
- BYTECODE_OP_LT = 15,
- BYTECODE_OP_GE = 16,
- BYTECODE_OP_LE = 17,
+ BYTECODE_OP_EQ = 12,
+ BYTECODE_OP_NE = 13,
+ BYTECODE_OP_GT = 14,
+ BYTECODE_OP_LT = 15,
+ BYTECODE_OP_GE = 16,
+ BYTECODE_OP_LE = 17,
/* string binary comparator: apply to */
- BYTECODE_OP_EQ_STRING = 18,
- BYTECODE_OP_NE_STRING = 19,
- BYTECODE_OP_GT_STRING = 20,
- BYTECODE_OP_LT_STRING = 21,
- BYTECODE_OP_GE_STRING = 22,
- BYTECODE_OP_LE_STRING = 23,
+ BYTECODE_OP_EQ_STRING = 18,
+ BYTECODE_OP_NE_STRING = 19,
+ BYTECODE_OP_GT_STRING = 20,
+ BYTECODE_OP_LT_STRING = 21,
+ BYTECODE_OP_GE_STRING = 22,
+ BYTECODE_OP_LE_STRING = 23,
/* s64 binary comparator */
- BYTECODE_OP_EQ_S64 = 24,
- BYTECODE_OP_NE_S64 = 25,
- BYTECODE_OP_GT_S64 = 26,
- BYTECODE_OP_LT_S64 = 27,
- BYTECODE_OP_GE_S64 = 28,
- BYTECODE_OP_LE_S64 = 29,
+ BYTECODE_OP_EQ_S64 = 24,
+ BYTECODE_OP_NE_S64 = 25,
+ BYTECODE_OP_GT_S64 = 26,
+ BYTECODE_OP_LT_S64 = 27,
+ BYTECODE_OP_GE_S64 = 28,
+ BYTECODE_OP_LE_S64 = 29,
/* double binary comparator */
- BYTECODE_OP_EQ_DOUBLE = 30,
- BYTECODE_OP_NE_DOUBLE = 31,
- BYTECODE_OP_GT_DOUBLE = 32,
- BYTECODE_OP_LT_DOUBLE = 33,
- BYTECODE_OP_GE_DOUBLE = 34,
- BYTECODE_OP_LE_DOUBLE = 35,
+ BYTECODE_OP_EQ_DOUBLE = 30,
+ BYTECODE_OP_NE_DOUBLE = 31,
+ BYTECODE_OP_GT_DOUBLE = 32,
+ BYTECODE_OP_LT_DOUBLE = 33,
+ BYTECODE_OP_GE_DOUBLE = 34,
+ BYTECODE_OP_LE_DOUBLE = 35,
/* Mixed S64-double binary comparators */
- BYTECODE_OP_EQ_DOUBLE_S64 = 36,
- BYTECODE_OP_NE_DOUBLE_S64 = 37,
- BYTECODE_OP_GT_DOUBLE_S64 = 38,
- BYTECODE_OP_LT_DOUBLE_S64 = 39,
- BYTECODE_OP_GE_DOUBLE_S64 = 40,
- BYTECODE_OP_LE_DOUBLE_S64 = 41,
-
- BYTECODE_OP_EQ_S64_DOUBLE = 42,
- BYTECODE_OP_NE_S64_DOUBLE = 43,
- BYTECODE_OP_GT_S64_DOUBLE = 44,
- BYTECODE_OP_LT_S64_DOUBLE = 45,
- BYTECODE_OP_GE_S64_DOUBLE = 46,
- BYTECODE_OP_LE_S64_DOUBLE = 47,
+ BYTECODE_OP_EQ_DOUBLE_S64 = 36,
+ BYTECODE_OP_NE_DOUBLE_S64 = 37,
+ BYTECODE_OP_GT_DOUBLE_S64 = 38,
+ BYTECODE_OP_LT_DOUBLE_S64 = 39,
+ BYTECODE_OP_GE_DOUBLE_S64 = 40,
+ BYTECODE_OP_LE_DOUBLE_S64 = 41,
+
+ BYTECODE_OP_EQ_S64_DOUBLE = 42,
+ BYTECODE_OP_NE_S64_DOUBLE = 43,
+ BYTECODE_OP_GT_S64_DOUBLE = 44,
+ BYTECODE_OP_LT_S64_DOUBLE = 45,
+ BYTECODE_OP_GE_S64_DOUBLE = 46,
+ BYTECODE_OP_LE_S64_DOUBLE = 47,
/* unary */
- BYTECODE_OP_UNARY_PLUS = 48,
- BYTECODE_OP_UNARY_MINUS = 49,
- BYTECODE_OP_UNARY_NOT = 50,
- BYTECODE_OP_UNARY_PLUS_S64 = 51,
- BYTECODE_OP_UNARY_MINUS_S64 = 52,
- BYTECODE_OP_UNARY_NOT_S64 = 53,
- BYTECODE_OP_UNARY_PLUS_DOUBLE = 54,
- BYTECODE_OP_UNARY_MINUS_DOUBLE = 55,
- BYTECODE_OP_UNARY_NOT_DOUBLE = 56,
+ BYTECODE_OP_UNARY_PLUS = 48,
+ BYTECODE_OP_UNARY_MINUS = 49,
+ BYTECODE_OP_UNARY_NOT = 50,
+ BYTECODE_OP_UNARY_PLUS_S64 = 51,
+ BYTECODE_OP_UNARY_MINUS_S64 = 52,
+ BYTECODE_OP_UNARY_NOT_S64 = 53,
+ BYTECODE_OP_UNARY_PLUS_DOUBLE = 54,
+ BYTECODE_OP_UNARY_MINUS_DOUBLE = 55,
+ BYTECODE_OP_UNARY_NOT_DOUBLE = 56,
/* logical */
- BYTECODE_OP_AND = 57,
- BYTECODE_OP_OR = 58,
+ BYTECODE_OP_AND = 57,
+ BYTECODE_OP_OR = 58,
/* load field ref */
- BYTECODE_OP_LOAD_FIELD_REF = 59,
- BYTECODE_OP_LOAD_FIELD_REF_STRING = 60,
- BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE = 61,
- BYTECODE_OP_LOAD_FIELD_REF_S64 = 62,
- BYTECODE_OP_LOAD_FIELD_REF_DOUBLE = 63,
+ BYTECODE_OP_LOAD_FIELD_REF = 59,
+ BYTECODE_OP_LOAD_FIELD_REF_STRING = 60,
+ BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE = 61,
+ BYTECODE_OP_LOAD_FIELD_REF_S64 = 62,
+ BYTECODE_OP_LOAD_FIELD_REF_DOUBLE = 63,
/* load immediate from operand */
- BYTECODE_OP_LOAD_STRING = 64,
- BYTECODE_OP_LOAD_S64 = 65,
- BYTECODE_OP_LOAD_DOUBLE = 66,
+ BYTECODE_OP_LOAD_STRING = 64,
+ BYTECODE_OP_LOAD_S64 = 65,
+ BYTECODE_OP_LOAD_DOUBLE = 66,
/* cast */
- BYTECODE_OP_CAST_TO_S64 = 67,
- BYTECODE_OP_CAST_DOUBLE_TO_S64 = 68,
- BYTECODE_OP_CAST_NOP = 69,
+ BYTECODE_OP_CAST_TO_S64 = 67,
+ BYTECODE_OP_CAST_DOUBLE_TO_S64 = 68,
+ BYTECODE_OP_CAST_NOP = 69,
/* get context ref */
- BYTECODE_OP_GET_CONTEXT_REF = 70,
- BYTECODE_OP_GET_CONTEXT_REF_STRING = 71,
- BYTECODE_OP_GET_CONTEXT_REF_S64 = 72,
- BYTECODE_OP_GET_CONTEXT_REF_DOUBLE = 73,
+ BYTECODE_OP_GET_CONTEXT_REF = 70,
+ BYTECODE_OP_GET_CONTEXT_REF_STRING = 71,
+ BYTECODE_OP_GET_CONTEXT_REF_S64 = 72,
+ BYTECODE_OP_GET_CONTEXT_REF_DOUBLE = 73,
/* load userspace field ref */
- BYTECODE_OP_LOAD_FIELD_REF_USER_STRING = 74,
- BYTECODE_OP_LOAD_FIELD_REF_USER_SEQUENCE = 75,
+ BYTECODE_OP_LOAD_FIELD_REF_USER_STRING = 74,
+ BYTECODE_OP_LOAD_FIELD_REF_USER_SEQUENCE = 75,
/*
* load immediate star globbing pattern (literal string)
* from immediate
*/
- BYTECODE_OP_LOAD_STAR_GLOB_STRING = 76,
+ BYTECODE_OP_LOAD_STAR_GLOB_STRING = 76,
/* globbing pattern binary operator: apply to */
- BYTECODE_OP_EQ_STAR_GLOB_STRING = 77,
- BYTECODE_OP_NE_STAR_GLOB_STRING = 78,
+ BYTECODE_OP_EQ_STAR_GLOB_STRING = 77,
+ BYTECODE_OP_NE_STAR_GLOB_STRING = 78,
/*
* Instructions for recursive traversal through composed types.
*/
- BYTECODE_OP_GET_CONTEXT_ROOT = 79,
- BYTECODE_OP_GET_APP_CONTEXT_ROOT = 80,
- BYTECODE_OP_GET_PAYLOAD_ROOT = 81,
-
- BYTECODE_OP_GET_SYMBOL = 82,
- BYTECODE_OP_GET_SYMBOL_FIELD = 83,
- BYTECODE_OP_GET_INDEX_U16 = 84,
- BYTECODE_OP_GET_INDEX_U64 = 85,
-
- BYTECODE_OP_LOAD_FIELD = 86,
- BYTECODE_OP_LOAD_FIELD_S8 = 87,
- BYTECODE_OP_LOAD_FIELD_S16 = 88,
- BYTECODE_OP_LOAD_FIELD_S32 = 89,
- BYTECODE_OP_LOAD_FIELD_S64 = 90,
- BYTECODE_OP_LOAD_FIELD_U8 = 91,
- BYTECODE_OP_LOAD_FIELD_U16 = 92,
- BYTECODE_OP_LOAD_FIELD_U32 = 93,
- BYTECODE_OP_LOAD_FIELD_U64 = 94,
- BYTECODE_OP_LOAD_FIELD_STRING = 95,
- BYTECODE_OP_LOAD_FIELD_SEQUENCE = 96,
- BYTECODE_OP_LOAD_FIELD_DOUBLE = 97,
-
- BYTECODE_OP_UNARY_BIT_NOT = 98,
-
- BYTECODE_OP_RETURN_S64 = 99,
+ BYTECODE_OP_GET_CONTEXT_ROOT = 79,
+ BYTECODE_OP_GET_APP_CONTEXT_ROOT = 80,
+ BYTECODE_OP_GET_PAYLOAD_ROOT = 81,
+
+ BYTECODE_OP_GET_SYMBOL = 82,
+ BYTECODE_OP_GET_SYMBOL_FIELD = 83,
+ BYTECODE_OP_GET_INDEX_U16 = 84,
+ BYTECODE_OP_GET_INDEX_U64 = 85,
+
+ BYTECODE_OP_LOAD_FIELD = 86,
+ BYTECODE_OP_LOAD_FIELD_S8 = 87,
+ BYTECODE_OP_LOAD_FIELD_S16 = 88,
+ BYTECODE_OP_LOAD_FIELD_S32 = 89,
+ BYTECODE_OP_LOAD_FIELD_S64 = 90,
+ BYTECODE_OP_LOAD_FIELD_U8 = 91,
+ BYTECODE_OP_LOAD_FIELD_U16 = 92,
+ BYTECODE_OP_LOAD_FIELD_U32 = 93,
+ BYTECODE_OP_LOAD_FIELD_U64 = 94,
+ BYTECODE_OP_LOAD_FIELD_STRING = 95,
+ BYTECODE_OP_LOAD_FIELD_SEQUENCE = 96,
+ BYTECODE_OP_LOAD_FIELD_DOUBLE = 97,
+
+ BYTECODE_OP_UNARY_BIT_NOT = 98,
+
+ BYTECODE_OP_RETURN_S64 = 99,
NR_BYTECODE_OPS,
};
/* skip_offset is absolute from start of bytecode */
struct logical_op {
bytecode_opcode_t op;
- uint16_t skip_offset; /* bytecode insn, if skip second test */
+ uint16_t skip_offset; /* bytecode insn, if skip second test */
} LTTNG_PACKED;
struct cast_op {
};
int bytecode_init(struct lttng_bytecode_alloc **fb);
-int bytecode_push(struct lttng_bytecode_alloc **fb,
- const void *data, uint32_t align, uint32_t len);
+int bytecode_push(struct lttng_bytecode_alloc **fb, const void *data, uint32_t align, uint32_t len);
int bytecode_push_logical(struct lttng_bytecode_alloc **fb,
- struct logical_op *data, uint32_t align, uint32_t len,
- uint16_t *skip_offset);
-struct lttng_bytecode *lttng_bytecode_copy(
- const struct lttng_bytecode *orig_f);
-
-int bytecode_push_get_payload_root(
- struct lttng_bytecode_alloc **bytecode);
-int bytecode_push_get_context_root(
- struct lttng_bytecode_alloc **bytecode);
-int bytecode_push_get_app_context_root(
- struct lttng_bytecode_alloc **bytecode);
-int bytecode_push_get_index_u64(
- struct lttng_bytecode_alloc **bytecode, uint64_t index);
-int bytecode_push_get_symbol(
- struct lttng_bytecode_alloc **bytecode,
- struct lttng_bytecode_alloc **bytecode_reloc,
- const char *symbol);
-
-static inline
-unsigned int bytecode_get_len(struct lttng_bytecode *bytecode)
+ struct logical_op *data,
+ uint32_t align,
+ uint32_t len,
+ uint16_t *skip_offset);
+struct lttng_bytecode *lttng_bytecode_copy(const struct lttng_bytecode *orig_f);
+
+int bytecode_push_get_payload_root(struct lttng_bytecode_alloc **bytecode);
+int bytecode_push_get_context_root(struct lttng_bytecode_alloc **bytecode);
+int bytecode_push_get_app_context_root(struct lttng_bytecode_alloc **bytecode);
+int bytecode_push_get_index_u64(struct lttng_bytecode_alloc **bytecode, uint64_t index);
+int bytecode_push_get_symbol(struct lttng_bytecode_alloc **bytecode,
+ struct lttng_bytecode_alloc **bytecode_reloc,
+ const char *symbol);
+
+static inline unsigned int bytecode_get_len(struct lttng_bytecode *bytecode)
{
return bytecode->len;
}
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