mirror of
https://github.com/php/php-src.git
synced 2024-09-22 18:37:25 +00:00
131 lines
6.9 KiB
C
131 lines
6.9 KiB
C
/*
|
|
+----------------------------------------------------------------------+
|
|
| Zend OPcache |
|
|
+----------------------------------------------------------------------+
|
|
| Copyright (c) The PHP Group |
|
|
+----------------------------------------------------------------------+
|
|
| This source file is subject to version 3.01 of the PHP license, |
|
|
| that is bundled with this package in the file LICENSE, and is |
|
|
| available through the world-wide-web at the following url: |
|
|
| https://www.php.net/license/3_01.txt |
|
|
| If you did not receive a copy of the PHP license and are unable to |
|
|
| obtain it through the world-wide-web, please send a note to |
|
|
| license@php.net so we can mail you a copy immediately. |
|
|
+----------------------------------------------------------------------+
|
|
| Authors: Andi Gutmans <andi@php.net> |
|
|
| Zeev Suraski <zeev@php.net> |
|
|
| Stanislav Malyshev <stas@zend.com> |
|
|
| Dmitry Stogov <dmitry@php.net> |
|
|
+----------------------------------------------------------------------+
|
|
*/
|
|
|
|
#ifndef ZEND_OPTIMIZER_INTERNAL_H
|
|
#define ZEND_OPTIMIZER_INTERNAL_H
|
|
|
|
#include "zend_ssa.h"
|
|
#include "zend_func_info.h"
|
|
|
|
#define ZEND_OP1_LITERAL(opline) (op_array)->literals[(opline)->op1.constant]
|
|
#define ZEND_OP1_JMP_ADDR(opline) OP_JMP_ADDR(opline, (opline)->op1)
|
|
#define ZEND_OP2_LITERAL(opline) (op_array)->literals[(opline)->op2.constant]
|
|
#define ZEND_OP2_JMP_ADDR(opline) OP_JMP_ADDR(opline, (opline)->op2)
|
|
|
|
#define VAR_NUM(v) EX_VAR_TO_NUM(v)
|
|
#define NUM_VAR(v) EX_NUM_TO_VAR(v)
|
|
|
|
#define INV_COND(op) ((op) == ZEND_JMPZ ? ZEND_JMPNZ : ZEND_JMPZ)
|
|
#define INV_EX_COND(op) ((op) == ZEND_JMPZ_EX ? ZEND_JMPNZ : ZEND_JMPZ)
|
|
#define INV_COND_EX(op) ((op) == ZEND_JMPZ ? ZEND_JMPNZ_EX : ZEND_JMPZ_EX)
|
|
#define INV_EX_COND_EX(op) ((op) == ZEND_JMPZ_EX ? ZEND_JMPNZ_EX : ZEND_JMPZ_EX)
|
|
|
|
#define RESULT_UNUSED(op) (op->result_type == IS_UNUSED)
|
|
#define SAME_VAR(op1, op2) (op1 ## _type == op2 ## _type && op1.var == op2.var)
|
|
|
|
typedef struct _zend_optimizer_ctx {
|
|
zend_arena *arena;
|
|
zend_script *script;
|
|
HashTable *constants;
|
|
zend_long optimization_level;
|
|
zend_long debug_level;
|
|
} zend_optimizer_ctx;
|
|
|
|
#define LITERAL_LONG(op, val) do { \
|
|
zval _c; \
|
|
ZVAL_LONG(&_c, val); \
|
|
op.constant = zend_optimizer_add_literal(op_array, &_c); \
|
|
} while (0)
|
|
|
|
#define LITERAL_BOOL(op, val) do { \
|
|
zval _c; \
|
|
ZVAL_BOOL(&_c, val); \
|
|
op.constant = zend_optimizer_add_literal(op_array, &_c); \
|
|
} while (0)
|
|
|
|
#define literal_dtor(zv) do { \
|
|
zval_ptr_dtor_nogc(zv); \
|
|
ZVAL_NULL(zv); \
|
|
} while (0)
|
|
|
|
#define COPY_NODE(target, src) do { \
|
|
target ## _type = src ## _type; \
|
|
target = src; \
|
|
} while (0)
|
|
|
|
static inline bool zend_optimizer_is_loop_var_free(const zend_op *opline) {
|
|
return (opline->opcode == ZEND_FE_FREE && opline->extended_value != ZEND_FREE_ON_RETURN)
|
|
|| (opline->opcode == ZEND_FREE && opline->extended_value == ZEND_FREE_SWITCH);
|
|
}
|
|
|
|
void zend_optimizer_convert_to_free_op1(zend_op_array *op_array, zend_op *opline);
|
|
int zend_optimizer_add_literal(zend_op_array *op_array, zval *zv);
|
|
bool zend_optimizer_get_persistent_constant(zend_string *name, zval *result, int copy);
|
|
void zend_optimizer_collect_constant(zend_optimizer_ctx *ctx, zval *name, zval* value);
|
|
bool zend_optimizer_get_collected_constant(HashTable *constants, zval *name, zval* value);
|
|
zend_result zend_optimizer_eval_binary_op(zval *result, zend_uchar opcode, zval *op1, zval *op2);
|
|
zend_result zend_optimizer_eval_unary_op(zval *result, zend_uchar opcode, zval *op1);
|
|
zend_result zend_optimizer_eval_cast(zval *result, uint32_t type, zval *op1);
|
|
zend_result zend_optimizer_eval_strlen(zval *result, zval *op1);
|
|
zend_result zend_optimizer_eval_special_func_call(
|
|
zval *result, zend_string *name, zend_string *arg);
|
|
bool zend_optimizer_update_op1_const(zend_op_array *op_array,
|
|
zend_op *opline,
|
|
zval *val);
|
|
bool zend_optimizer_update_op2_const(zend_op_array *op_array,
|
|
zend_op *opline,
|
|
zval *val);
|
|
bool zend_optimizer_replace_by_const(zend_op_array *op_array,
|
|
zend_op *opline,
|
|
zend_uchar type,
|
|
uint32_t var,
|
|
zval *val);
|
|
zend_op *zend_optimizer_get_loop_var_def(const zend_op_array *op_array, zend_op *free_opline);
|
|
zend_class_entry *zend_optimizer_get_class_entry(
|
|
const zend_script *script, const zend_op_array *op_array, zend_string *lcname);
|
|
zend_class_entry *zend_optimizer_get_class_entry_from_op1(
|
|
const zend_script *script, const zend_op_array *op_array, const zend_op *opline);
|
|
|
|
void zend_optimizer_pass1(zend_op_array *op_array, zend_optimizer_ctx *ctx);
|
|
void zend_optimizer_pass3(zend_op_array *op_array, zend_optimizer_ctx *ctx);
|
|
void zend_optimize_func_calls(zend_op_array *op_array, zend_optimizer_ctx *ctx);
|
|
void zend_optimize_cfg(zend_op_array *op_array, zend_optimizer_ctx *ctx);
|
|
void zend_optimize_dfa(zend_op_array *op_array, zend_optimizer_ctx *ctx);
|
|
zend_result zend_dfa_analyze_op_array(zend_op_array *op_array, zend_optimizer_ctx *ctx, zend_ssa *ssa);
|
|
void zend_dfa_optimize_op_array(zend_op_array *op_array, zend_optimizer_ctx *ctx, zend_ssa *ssa, zend_call_info **call_map);
|
|
void zend_optimize_temporary_variables(zend_op_array *op_array, zend_optimizer_ctx *ctx);
|
|
void zend_optimizer_nop_removal(zend_op_array *op_array, zend_optimizer_ctx *ctx);
|
|
void zend_optimizer_compact_literals(zend_op_array *op_array, zend_optimizer_ctx *ctx);
|
|
void zend_optimizer_compact_vars(zend_op_array *op_array);
|
|
zend_function *zend_optimizer_get_called_func(
|
|
zend_script *script, zend_op_array *op_array, zend_op *opline, bool *is_prototype);
|
|
uint32_t zend_optimizer_classify_function(zend_string *name, uint32_t num_args);
|
|
void zend_optimizer_migrate_jump(zend_op_array *op_array, zend_op *new_opline, zend_op *opline);
|
|
void zend_optimizer_shift_jump(zend_op_array *op_array, zend_op *opline, uint32_t *shiftlist);
|
|
int sccp_optimize_op_array(zend_optimizer_ctx *ctx, zend_op_array *op_array, zend_ssa *ssa, zend_call_info **call_map);
|
|
int dce_optimize_op_array(zend_op_array *op_array, zend_ssa *ssa, bool reorder_dtor_effects);
|
|
zend_result zend_ssa_escape_analysis(const zend_script *script, zend_op_array *op_array, zend_ssa *ssa);
|
|
|
|
typedef void (*zend_op_array_func_t)(zend_op_array *, void *context);
|
|
void zend_foreach_op_array(zend_script *script, zend_op_array_func_t func, void *context);
|
|
|
|
#endif
|