Include/opcode.h

   1 #ifndef Py_OPCODE_H
   2 #define Py_OPCODE_H
   3 #ifdef __cplusplus
   4 extern "C" {
   5 #endif
   6
   7 /***********************************************************
   8 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
   9 The Netherlands.
  10
  11                         All Rights Reserved
  12
  13 Permission to use, copy, modify, and distribute this software and its
  14 documentation for any purpose and without fee is hereby granted,
  15 provided that the above copyright notice appear in all copies and that
  16 both that copyright notice and this permission notice appear in
  17 supporting documentation, and that the names of Stichting Mathematisch
  18 Centrum or CWI or Corporation for National Research Initiatives or
  19 CNRI not be used in advertising or publicity pertaining to
  20 distribution of the software without specific, written prior
  21 permission.
  22
  23 While CWI is the initial source for this software, a modified version
  24 is made available by the Corporation for National Research Initiatives
  25 (CNRI) at the Internet address ftp://ftp.python.org.
  26
  27 STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
  28 REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
  29 MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
  30 CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
  31 DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
  32 PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  33 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  34 PERFORMANCE OF THIS SOFTWARE.
  35
  36 ******************************************************************/
  37
  38 /* Instruction opcodes for compiled code */
  39
  40 #define STOP_CODE       0
  41 #define POP_TOP         1
  42 #define ROT_TWO         2
  43 #define ROT_THREE       3
  44 #define DUP_TOP         4
  45
  46 #define UNARY_POSITIVE  10
  47 #define UNARY_NEGATIVE  11
  48 #define UNARY_NOT       12
  49 #define UNARY_CONVERT   13
  50
  51 #define UNARY_INVERT    15
  52
  53 #define BINARY_POWER    19
  54
  55 #define BINARY_MULTIPLY 20
  56 #define BINARY_DIVIDE   21
  57 #define BINARY_MODULO   22
  58 #define BINARY_ADD      23
  59 #define BINARY_SUBTRACT 24
  60 #define BINARY_SUBSCR   25
  61
  62 #define SLICE           30
  63 /* Also uses 31-33 */
  64
  65 #define STORE_SLICE     40
  66 /* Also uses 41-43 */
  67
  68 #define DELETE_SLICE    50
  69 /* Also uses 51-53 */
  70
  71 #define STORE_SUBSCR    60
  72 #define DELETE_SUBSCR   61
  73
  74 #define BINARY_LSHIFT   62
  75 #define BINARY_RSHIFT   63
  76 #define BINARY_AND      64
  77 #define BINARY_XOR      65
  78 #define BINARY_OR       66
  79
  80
  81 #define PRINT_EXPR      70
  82 #define PRINT_ITEM      71
  83 #define PRINT_NEWLINE   72
  84
  85 #define BREAK_LOOP      80
  86
  87 #define LOAD_LOCALS     82
  88 #define RETURN_VALUE    83
  89
  90 #define EXEC_STMT       85
  91
  92 #define POP_BLOCK       87
  93 #define END_FINALLY     88
  94 #define BUILD_CLASS     89
  95
  96 #define HAVE_ARGUMENT   90      /* Opcodes from here have an argument: */
  97
  98 #define STORE_NAME      90      /* Index in name list */
  99 #define DELETE_NAME     91      /* "" */
 100 #define UNPACK_TUPLE    92      /* Number of tuple items */
 101 #define UNPACK_LIST     93      /* Number of list items */
 102 #define STORE_ATTR      95      /* Index in name list */
 103 #define DELETE_ATTR     96      /* "" */
 104 #define STORE_GLOBAL    97      /* "" */
 105 #define DELETE_GLOBAL   98      /* "" */
 106
 107 #define LOAD_CONST      100     /* Index in const list */
 108 #define LOAD_NAME       101     /* Index in name list */
 109 #define BUILD_TUPLE     102     /* Number of tuple items */
 110 #define BUILD_LIST      103     /* Number of list items */
 111 #define BUILD_MAP       104     /* Always zero for now */
 112 #define LOAD_ATTR       105     /* Index in name list */
 113 #define COMPARE_OP      106     /* Comparison operator */
 114 #define IMPORT_NAME     107     /* Index in name list */
 115 #define IMPORT_FROM     108     /* Index in name list */
 116
 117 #define JUMP_FORWARD    110     /* Number of bytes to skip */
 118 #define JUMP_IF_FALSE   111     /* "" */
 119 #define JUMP_IF_TRUE    112     /* "" */
 120 #define JUMP_ABSOLUTE   113     /* Target byte offset from beginning of code */
 121 #define FOR_LOOP        114     /* Number of bytes to skip */
 122
 123 #define LOAD_GLOBAL     116     /* Index in name list */
 124
 125 #define SETUP_LOOP      120     /* Target address (absolute) */
 126 #define SETUP_EXCEPT    121     /* "" */
 127 #define SETUP_FINALLY   122     /* "" */
 128
 129 #define LOAD_FAST       124     /* Local variable number */
 130 #define STORE_FAST      125     /* Local variable number */
 131 #define DELETE_FAST     126     /* Local variable number */
 132
 133 #define SET_LINENO      127     /* Current line number */
 134
 135 /* It used to be the case that opcodes should fit in 7 bits.  This is
 136    no longer the case -- 8 bits is fine (the instruction stream is now
 137    a sequence of unsigned characters).  We gladly use the new space
 138    for new opcodes. */
 139
 140 #define RAISE_VARARGS   130     /* Number of raise arguments (1, 2 or 3) */
 141 #define CALL_FUNCTION   131     /* #args + (#kwargs<<8) */
 142 #define MAKE_FUNCTION   132     /* #defaults */
 143 #define BUILD_SLICE     133     /* Number of items */
 144
 145 /* Comparison operator codes (argument to COMPARE_OP) */
 146 enum cmp_op {LT, LE, EQ, NE, GT, GE, IN, NOT_IN, IS, IS_NOT, EXC_MATCH, BAD};
 147
 148 #define HAS_ARG(op) ((op) >= HAVE_ARGUMENT)
 149
 150 #ifdef __cplusplus
 151 }
 152 #endif
 153 #endif /* !Py_OPCODE_H */