mirror of
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4543cd32ae
While JMPZNZ can avoid execution of a separate JMP opcode in some cases, it also prevents smart branch optimization, so creating JMPZNZ may actually have a negative effect. It also adds additional complexity for optimizations. Drop JMPZNZ in favor of JMPZ+JMP or JMPNZ+JMP. Closes GH-7857.
292 lines
12 KiB
C
292 lines
12 KiB
C
/*
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+----------------------------------------------------------------------+
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| Zend Engine |
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+----------------------------------------------------------------------+
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| Copyright (c) Zend Technologies Ltd. (http://www.zend.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 2.00 of the Zend license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.zend.com/license/2_00.txt. |
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| If you did not receive a copy of the Zend license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@zend.com so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Andi Gutmans <andi@php.net> |
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| Zeev Suraski <zeev@php.net> |
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| Dmitry Stogov <dmitry@php.net> |
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+----------------------------------------------------------------------+
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*/
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#ifndef ZEND_VM_OPCODES_H
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#define ZEND_VM_OPCODES_H
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#define ZEND_VM_SPEC 1
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#define ZEND_VM_LINES 0
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#define ZEND_VM_KIND_CALL 1
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#define ZEND_VM_KIND_SWITCH 2
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#define ZEND_VM_KIND_GOTO 3
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#define ZEND_VM_KIND_HYBRID 4
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/* HYBRID requires support for computed GOTO and global register variables*/
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#if (defined(__GNUC__) && defined(HAVE_GCC_GLOBAL_REGS))
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# define ZEND_VM_KIND ZEND_VM_KIND_HYBRID
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#else
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# define ZEND_VM_KIND ZEND_VM_KIND_CALL
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#endif
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#if (ZEND_VM_KIND == ZEND_VM_KIND_HYBRID) && !defined(__SANITIZE_ADDRESS__)
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# if ((defined(i386) && !defined(__PIC__)) || defined(__x86_64__) || defined(_M_X64))
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# define ZEND_VM_HYBRID_JIT_RED_ZONE_SIZE 16
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# endif
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#endif
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#define ZEND_VM_OP_SPEC 0x00000001
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#define ZEND_VM_OP_CONST 0x00000002
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#define ZEND_VM_OP_TMPVAR 0x00000004
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#define ZEND_VM_OP_TMPVARCV 0x00000008
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#define ZEND_VM_OP_MASK 0x000000f0
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#define ZEND_VM_OP_NUM 0x00000010
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#define ZEND_VM_OP_JMP_ADDR 0x00000020
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#define ZEND_VM_OP_TRY_CATCH 0x00000030
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#define ZEND_VM_OP_THIS 0x00000050
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#define ZEND_VM_OP_NEXT 0x00000060
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#define ZEND_VM_OP_CLASS_FETCH 0x00000070
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#define ZEND_VM_OP_CONSTRUCTOR 0x00000080
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#define ZEND_VM_OP_CONST_FETCH 0x00000090
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#define ZEND_VM_OP_CACHE_SLOT 0x000000a0
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#define ZEND_VM_EXT_VAR_FETCH 0x00010000
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#define ZEND_VM_EXT_ISSET 0x00020000
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#define ZEND_VM_EXT_CACHE_SLOT 0x00040000
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#define ZEND_VM_EXT_ARRAY_INIT 0x00080000
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#define ZEND_VM_EXT_REF 0x00100000
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#define ZEND_VM_EXT_FETCH_REF 0x00200000
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#define ZEND_VM_EXT_DIM_WRITE 0x00400000
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#define ZEND_VM_EXT_MASK 0x0f000000
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#define ZEND_VM_EXT_NUM 0x01000000
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#define ZEND_VM_EXT_LAST_CATCH 0x02000000
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#define ZEND_VM_EXT_JMP_ADDR 0x03000000
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#define ZEND_VM_EXT_OP 0x04000000
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#define ZEND_VM_EXT_TYPE 0x07000000
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#define ZEND_VM_EXT_EVAL 0x08000000
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#define ZEND_VM_EXT_TYPE_MASK 0x09000000
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#define ZEND_VM_EXT_SRC 0x0b000000
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#define ZEND_VM_NO_CONST_CONST 0x40000000
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#define ZEND_VM_COMMUTATIVE 0x80000000
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#define ZEND_VM_OP1_FLAGS(flags) (flags & 0xff)
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#define ZEND_VM_OP2_FLAGS(flags) ((flags >> 8) & 0xff)
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BEGIN_EXTERN_C()
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ZEND_API const char* ZEND_FASTCALL zend_get_opcode_name(zend_uchar opcode);
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ZEND_API uint32_t ZEND_FASTCALL zend_get_opcode_flags(zend_uchar opcode);
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ZEND_API zend_uchar zend_get_opcode_id(const char *name, size_t length);
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END_EXTERN_C()
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#define ZEND_NOP 0
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#define ZEND_ADD 1
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#define ZEND_SUB 2
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#define ZEND_MUL 3
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#define ZEND_DIV 4
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#define ZEND_MOD 5
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#define ZEND_SL 6
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#define ZEND_SR 7
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#define ZEND_CONCAT 8
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#define ZEND_BW_OR 9
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#define ZEND_BW_AND 10
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#define ZEND_BW_XOR 11
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#define ZEND_POW 12
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#define ZEND_BW_NOT 13
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#define ZEND_BOOL_NOT 14
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#define ZEND_BOOL_XOR 15
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#define ZEND_IS_IDENTICAL 16
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#define ZEND_IS_NOT_IDENTICAL 17
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#define ZEND_IS_EQUAL 18
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#define ZEND_IS_NOT_EQUAL 19
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#define ZEND_IS_SMALLER 20
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#define ZEND_IS_SMALLER_OR_EQUAL 21
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#define ZEND_ASSIGN 22
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#define ZEND_ASSIGN_DIM 23
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#define ZEND_ASSIGN_OBJ 24
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#define ZEND_ASSIGN_STATIC_PROP 25
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#define ZEND_ASSIGN_OP 26
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#define ZEND_ASSIGN_DIM_OP 27
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#define ZEND_ASSIGN_OBJ_OP 28
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#define ZEND_ASSIGN_STATIC_PROP_OP 29
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#define ZEND_ASSIGN_REF 30
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#define ZEND_QM_ASSIGN 31
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#define ZEND_ASSIGN_OBJ_REF 32
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#define ZEND_ASSIGN_STATIC_PROP_REF 33
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#define ZEND_PRE_INC 34
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#define ZEND_PRE_DEC 35
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#define ZEND_POST_INC 36
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#define ZEND_POST_DEC 37
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#define ZEND_PRE_INC_STATIC_PROP 38
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#define ZEND_PRE_DEC_STATIC_PROP 39
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#define ZEND_POST_INC_STATIC_PROP 40
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#define ZEND_POST_DEC_STATIC_PROP 41
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#define ZEND_JMP 42
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#define ZEND_JMPZ 43
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#define ZEND_JMPNZ 44
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#define ZEND_JMPZ_EX 46
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#define ZEND_JMPNZ_EX 47
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#define ZEND_CASE 48
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#define ZEND_CHECK_VAR 49
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#define ZEND_SEND_VAR_NO_REF_EX 50
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#define ZEND_CAST 51
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#define ZEND_BOOL 52
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#define ZEND_FAST_CONCAT 53
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#define ZEND_ROPE_INIT 54
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#define ZEND_ROPE_ADD 55
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#define ZEND_ROPE_END 56
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#define ZEND_BEGIN_SILENCE 57
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#define ZEND_END_SILENCE 58
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#define ZEND_INIT_FCALL_BY_NAME 59
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#define ZEND_DO_FCALL 60
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#define ZEND_INIT_FCALL 61
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#define ZEND_RETURN 62
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#define ZEND_RECV 63
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#define ZEND_RECV_INIT 64
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#define ZEND_SEND_VAL 65
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#define ZEND_SEND_VAR_EX 66
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#define ZEND_SEND_REF 67
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#define ZEND_NEW 68
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#define ZEND_INIT_NS_FCALL_BY_NAME 69
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#define ZEND_FREE 70
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#define ZEND_INIT_ARRAY 71
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#define ZEND_ADD_ARRAY_ELEMENT 72
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#define ZEND_INCLUDE_OR_EVAL 73
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#define ZEND_UNSET_VAR 74
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#define ZEND_UNSET_DIM 75
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#define ZEND_UNSET_OBJ 76
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#define ZEND_FE_RESET_R 77
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#define ZEND_FE_FETCH_R 78
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#define ZEND_EXIT 79
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#define ZEND_FETCH_R 80
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#define ZEND_FETCH_DIM_R 81
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#define ZEND_FETCH_OBJ_R 82
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#define ZEND_FETCH_W 83
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#define ZEND_FETCH_DIM_W 84
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#define ZEND_FETCH_OBJ_W 85
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#define ZEND_FETCH_RW 86
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#define ZEND_FETCH_DIM_RW 87
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#define ZEND_FETCH_OBJ_RW 88
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#define ZEND_FETCH_IS 89
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#define ZEND_FETCH_DIM_IS 90
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#define ZEND_FETCH_OBJ_IS 91
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#define ZEND_FETCH_FUNC_ARG 92
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#define ZEND_FETCH_DIM_FUNC_ARG 93
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#define ZEND_FETCH_OBJ_FUNC_ARG 94
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#define ZEND_FETCH_UNSET 95
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#define ZEND_FETCH_DIM_UNSET 96
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#define ZEND_FETCH_OBJ_UNSET 97
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#define ZEND_FETCH_LIST_R 98
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#define ZEND_FETCH_CONSTANT 99
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#define ZEND_CHECK_FUNC_ARG 100
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#define ZEND_EXT_STMT 101
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#define ZEND_EXT_FCALL_BEGIN 102
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#define ZEND_EXT_FCALL_END 103
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#define ZEND_EXT_NOP 104
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#define ZEND_TICKS 105
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#define ZEND_SEND_VAR_NO_REF 106
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#define ZEND_CATCH 107
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#define ZEND_THROW 108
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#define ZEND_FETCH_CLASS 109
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#define ZEND_CLONE 110
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#define ZEND_RETURN_BY_REF 111
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#define ZEND_INIT_METHOD_CALL 112
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#define ZEND_INIT_STATIC_METHOD_CALL 113
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#define ZEND_ISSET_ISEMPTY_VAR 114
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#define ZEND_ISSET_ISEMPTY_DIM_OBJ 115
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#define ZEND_SEND_VAL_EX 116
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#define ZEND_SEND_VAR 117
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#define ZEND_INIT_USER_CALL 118
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#define ZEND_SEND_ARRAY 119
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#define ZEND_SEND_USER 120
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#define ZEND_STRLEN 121
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#define ZEND_DEFINED 122
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#define ZEND_TYPE_CHECK 123
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#define ZEND_VERIFY_RETURN_TYPE 124
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#define ZEND_FE_RESET_RW 125
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#define ZEND_FE_FETCH_RW 126
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#define ZEND_FE_FREE 127
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#define ZEND_INIT_DYNAMIC_CALL 128
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#define ZEND_DO_ICALL 129
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#define ZEND_DO_UCALL 130
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#define ZEND_DO_FCALL_BY_NAME 131
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#define ZEND_PRE_INC_OBJ 132
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#define ZEND_PRE_DEC_OBJ 133
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#define ZEND_POST_INC_OBJ 134
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#define ZEND_POST_DEC_OBJ 135
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#define ZEND_ECHO 136
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#define ZEND_OP_DATA 137
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#define ZEND_INSTANCEOF 138
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#define ZEND_GENERATOR_CREATE 139
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#define ZEND_MAKE_REF 140
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#define ZEND_DECLARE_FUNCTION 141
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#define ZEND_DECLARE_LAMBDA_FUNCTION 142
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#define ZEND_DECLARE_CONST 143
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#define ZEND_DECLARE_CLASS 144
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#define ZEND_DECLARE_CLASS_DELAYED 145
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#define ZEND_DECLARE_ANON_CLASS 146
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#define ZEND_ADD_ARRAY_UNPACK 147
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#define ZEND_ISSET_ISEMPTY_PROP_OBJ 148
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#define ZEND_HANDLE_EXCEPTION 149
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#define ZEND_USER_OPCODE 150
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#define ZEND_ASSERT_CHECK 151
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#define ZEND_JMP_SET 152
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#define ZEND_UNSET_CV 153
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#define ZEND_ISSET_ISEMPTY_CV 154
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#define ZEND_FETCH_LIST_W 155
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#define ZEND_SEPARATE 156
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#define ZEND_FETCH_CLASS_NAME 157
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#define ZEND_CALL_TRAMPOLINE 158
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#define ZEND_DISCARD_EXCEPTION 159
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#define ZEND_YIELD 160
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#define ZEND_GENERATOR_RETURN 161
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#define ZEND_FAST_CALL 162
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#define ZEND_FAST_RET 163
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#define ZEND_RECV_VARIADIC 164
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#define ZEND_SEND_UNPACK 165
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#define ZEND_YIELD_FROM 166
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#define ZEND_COPY_TMP 167
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#define ZEND_BIND_GLOBAL 168
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#define ZEND_COALESCE 169
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#define ZEND_SPACESHIP 170
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#define ZEND_FUNC_NUM_ARGS 171
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#define ZEND_FUNC_GET_ARGS 172
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#define ZEND_FETCH_STATIC_PROP_R 173
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#define ZEND_FETCH_STATIC_PROP_W 174
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#define ZEND_FETCH_STATIC_PROP_RW 175
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#define ZEND_FETCH_STATIC_PROP_IS 176
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#define ZEND_FETCH_STATIC_PROP_FUNC_ARG 177
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#define ZEND_FETCH_STATIC_PROP_UNSET 178
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#define ZEND_UNSET_STATIC_PROP 179
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#define ZEND_ISSET_ISEMPTY_STATIC_PROP 180
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#define ZEND_FETCH_CLASS_CONSTANT 181
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#define ZEND_BIND_LEXICAL 182
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#define ZEND_BIND_STATIC 183
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#define ZEND_FETCH_THIS 184
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#define ZEND_SEND_FUNC_ARG 185
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#define ZEND_ISSET_ISEMPTY_THIS 186
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#define ZEND_SWITCH_LONG 187
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#define ZEND_SWITCH_STRING 188
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#define ZEND_IN_ARRAY 189
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#define ZEND_COUNT 190
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#define ZEND_GET_CLASS 191
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#define ZEND_GET_CALLED_CLASS 192
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#define ZEND_GET_TYPE 193
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#define ZEND_ARRAY_KEY_EXISTS 194
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#define ZEND_MATCH 195
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#define ZEND_CASE_STRICT 196
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#define ZEND_MATCH_ERROR 197
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#define ZEND_JMP_NULL 198
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#define ZEND_CHECK_UNDEF_ARGS 199
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#define ZEND_FETCH_GLOBALS 200
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#define ZEND_VERIFY_NEVER_TYPE 201
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#define ZEND_CALLABLE_CONVERT 202
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#define ZEND_VM_LAST_OPCODE 202
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#endif
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