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File Content: `pycore_opcode_utils.h`

#ifndef Py_INTERNAL_OPCODE_UTILS_H
#define Py_INTERNAL_OPCODE_UTILS_H
#ifdef __cplusplus
extern "C" {
#endif

#ifndef Py_BUILD_CORE
#  error "this header requires Py_BUILD_CORE define"
#endif

#include "pycore_opcode.h"        // _PyOpcode_Jump


#define MAX_REAL_OPCODE 254

#define IS_WITHIN_OPCODE_RANGE(opcode) \
        (((opcode) >= 0 && (opcode) <= MAX_REAL_OPCODE) || \
         IS_PSEUDO_OPCODE(opcode))

#define IS_JUMP_OPCODE(opcode) \
         is_bit_set_in_table(_PyOpcode_Jump, opcode)

#define IS_BLOCK_PUSH_OPCODE(opcode) \
        ((opcode) == SETUP_FINALLY || \
         (opcode) == SETUP_WITH || \
         (opcode) == SETUP_CLEANUP)

#define HAS_TARGET(opcode) \
        (IS_JUMP_OPCODE(opcode) || IS_BLOCK_PUSH_OPCODE(opcode))

/* opcodes that must be last in the basicblock */
#define IS_TERMINATOR_OPCODE(opcode) \
        (IS_JUMP_OPCODE(opcode) || IS_SCOPE_EXIT_OPCODE(opcode))

/* opcodes which are not emitted in codegen stage, only by the assembler */
#define IS_ASSEMBLER_OPCODE(opcode) \
        ((opcode) == JUMP_FORWARD || \
         (opcode) == JUMP_BACKWARD || \
         (opcode) == JUMP_BACKWARD_NO_INTERRUPT)

#define IS_BACKWARDS_JUMP_OPCODE(opcode) \
        ((opcode) == JUMP_BACKWARD || \
         (opcode) == JUMP_BACKWARD_NO_INTERRUPT)

#define IS_UNCONDITIONAL_JUMP_OPCODE(opcode) \
        ((opcode) == JUMP || \
         (opcode) == JUMP_NO_INTERRUPT || \
         (opcode) == JUMP_FORWARD || \
         (opcode) == JUMP_BACKWARD || \
         (opcode) == JUMP_BACKWARD_NO_INTERRUPT)

#define IS_SCOPE_EXIT_OPCODE(opcode) \
        ((opcode) == RETURN_VALUE || \
         (opcode) == RETURN_CONST || \
         (opcode) == RAISE_VARARGS || \
         (opcode) == RERAISE)

#define IS_SUPERINSTRUCTION_OPCODE(opcode) \
        ((opcode) == LOAD_FAST__LOAD_FAST || \
         (opcode) == LOAD_FAST__LOAD_CONST || \
         (opcode) == LOAD_CONST__LOAD_FAST || \
         (opcode) == STORE_FAST__LOAD_FAST || \
         (opcode) == STORE_FAST__STORE_FAST)


#define LOG_BITS_PER_INT 5
#define MASK_LOW_LOG_BITS 31

static inline int
is_bit_set_in_table(const uint32_t *table, int bitindex) {
    /* Is the relevant bit set in the relevant word? */
    /* 512 bits fit into 9 32-bits words.
     * Word is indexed by (bitindex>>ln(size of int in bits)).
     * Bit within word is the low bits of bitindex.
     */
    if (bitindex >= 0 && bitindex < 512) {
        uint32_t word = table[bitindex >> LOG_BITS_PER_INT];
        return (word >> (bitindex & MASK_LOW_LOG_BITS)) & 1;
    }
    else {
        return 0;
    }
}

#undef LOG_BITS_PER_INT
#undef MASK_LOW_LOG_BITS


#ifdef __cplusplus
}
#endif
#endif /* !Py_INTERNAL_OPCODE_UTILS_H */

Name	Size	Permission
pycore_abstract.h	611 bytes	0644
pycore_asdl.h	3035 bytes	0644
pycore_ast.h	31288 bytes	0644
pycore_ast_state.h	6749 bytes	0644
pycore_atexit.h	1149 bytes	0644
pycore_atomic.h	16979 bytes	0644
pycore_atomic_funcs.h	2438 bytes	0644
pycore_bitutils.h	6062 bytes	0644
pycore_blocks_output_buffer.h	8688 bytes	0644
pycore_bytes_methods.h	3384 bytes	0644
pycore_bytesobject.h	1339 bytes	0644
pycore_call.h	3920 bytes	0644
pycore_ceval.h	5265 bytes	0644
pycore_ceval_state.h	2744 bytes	0644
pycore_code.h	15835 bytes	0644
pycore_compile.h	3453 bytes	0644
pycore_condvar.h	2909 bytes	0644
pycore_context.h	1301 bytes	0644
pycore_descrobject.h	499 bytes	0644
pycore_dict.h	6384 bytes	0644
pycore_dict_state.h	1095 bytes	0644
pycore_dtoa.h	1615 bytes	0644
pycore_emscripten_signal.h	562 bytes	0644
pycore_exceptions.h	842 bytes	0644
pycore_faulthandler.h	2220 bytes	0644
pycore_fileutils.h	7910 bytes	0644
pycore_fileutils_windows.h	2724 bytes	0644
pycore_floatobject.h	1578 bytes	0644
pycore_flowgraph.h	4630 bytes	0644
pycore_format.h	480 bytes	0644
pycore_frame.h	9255 bytes	0644
pycore_function.h	611 bytes	0644
pycore_gc.h	7658 bytes	0644
pycore_genobject.h	1186 bytes	0644
pycore_getopt.h	490 bytes	0644
pycore_gil.h	1565 bytes	0644
pycore_global_objects.h	3035 bytes	0644
pycore_global_objects_fini_generated.h	115361 bytes	0644
pycore_global_strings.h	25438 bytes	0644
pycore_hamt.h	3742 bytes	0644
pycore_hashtable.h	4286 bytes	0644
pycore_import.h	6358 bytes	0644
pycore_initconfig.h	5706 bytes	0644
pycore_instruments.h	2998 bytes	0644
pycore_interp.h	9086 bytes	0644
pycore_intrinsics.h	1397 bytes	0644
pycore_list.h	1980 bytes	0644
pycore_long.h	7805 bytes	0644
pycore_memoryobject.h	383 bytes	0644
pycore_moduleobject.h	1192 bytes	0644
pycore_namespace.h	392 bytes	0644
pycore_object.h	14917 bytes	0644
pycore_object_state.h	1016 bytes	0644
pycore_obmalloc.h	27284 bytes	0644
pycore_obmalloc_init.h	2085 bytes	0644
pycore_opcode.h	20081 bytes	0644
pycore_opcode_utils.h	2686 bytes	0644
pycore_parser.h	1358 bytes	0644
pycore_pathconfig.h	606 bytes	0644
pycore_pyarena.h	2733 bytes	0644
pycore_pyerrors.h	3110 bytes	0644
pycore_pyhash.h	709 bytes	0644
pycore_pylifecycle.h	3365 bytes	0644
pycore_pymath.h	8600 bytes	0644
pycore_pymem.h	3040 bytes	0644
pycore_pymem_init.h	2654 bytes	0644
pycore_pystate.h	4982 bytes	0644
pycore_pythread.h	2075 bytes	0644
pycore_range.h	346 bytes	0644
pycore_runtime.h	8429 bytes	0644
pycore_runtime_init.h	5912 bytes	0644
pycore_runtime_init_generated.h	45751 bytes	0644
pycore_signal.h	2611 bytes	0644
pycore_sliceobject.h	414 bytes	0644
pycore_strhex.h	937 bytes	0644
pycore_structseq.h	923 bytes	0644
pycore_symtable.h	7035 bytes	0644
pycore_sysmodule.h	999 bytes	0644
pycore_time.h	388 bytes	0644
pycore_token.h	3050 bytes	0644
pycore_traceback.h	3501 bytes	0644
pycore_tracemalloc.h	3075 bytes	0644
pycore_tuple.h	2197 bytes	0644
pycore_typeobject.h	4731 bytes	0644
pycore_typevarobject.h	763 bytes	0644
pycore_ucnhash.h	898 bytes	0644
pycore_unicodeobject.h	2657 bytes	0644
pycore_unicodeobject_generated.h	125516 bytes	0644
pycore_unionobject.h	682 bytes	0644
pycore_warnings.h	740 bytes	0644

File Content: pycore_opcode_utils.h

File Content: `pycore_opcode_utils.h`