| import sys |
| from typing import Dict, Any |
| import sys |
| |
| from typing_extensions import Final |
| |
| PREFIX = 'CPyPy_' # type: Final # Python wrappers |
| NATIVE_PREFIX = 'CPyDef_' # type: Final # Native functions etc. |
| DUNDER_PREFIX = 'CPyDunder_' # type: Final # Wrappers for exposing dunder methods to the API |
| REG_PREFIX = 'cpy_r_' # type: Final # Registers |
| STATIC_PREFIX = 'CPyStatic_' # type: Final # Static variables (for literals etc.) |
| TYPE_PREFIX = 'CPyType_' # type: Final # Type object struct |
| MODULE_PREFIX = 'CPyModule_' # type: Final # Cached modules |
| ATTR_PREFIX = '_' # type: Final # Attributes |
| |
| ENV_ATTR_NAME = '__mypyc_env__' # type: Final |
| NEXT_LABEL_ATTR_NAME = '__mypyc_next_label__' # type: Final |
| TEMP_ATTR_NAME = '__mypyc_temp__' # type: Final |
| LAMBDA_NAME = '__mypyc_lambda__' # type: Final |
| PROPSET_PREFIX = '__mypyc_setter__' # type: Final |
| SELF_NAME = '__mypyc_self__' # type: Final |
| INT_PREFIX = '__tmp_literal_int_' # type: Final |
| |
| # Max short int we accept as a literal is based on 32-bit platforms, |
| # so that we can just always emit the same code. |
| |
| TOP_LEVEL_NAME = '__top_level__' # type: Final # Special function representing module top level |
| |
| # Maximal number of subclasses for a class to trigger fast path in isinstance() checks. |
| FAST_ISINSTANCE_MAX_SUBCLASSES = 2 # type: Final |
| |
| IS_32_BIT_PLATFORM = sys.maxsize < (1 << 31) # type: Final |
| |
| PLATFORM_SIZE = 4 if IS_32_BIT_PLATFORM else 8 |
| |
| # Python 3.5 on macOS uses a hybrid 32/64-bit build that requires some workarounds. |
| # The same generated C will be compiled in both 32 and 64 bit modes when building mypy |
| # wheels (for an unknown reason). |
| # |
| # Note that we use "in ['darwin']" because of https://github.com/mypyc/mypyc/issues/761. |
| IS_MIXED_32_64_BIT_BUILD = sys.platform in ['darwin'] and sys.version_info < (3, 6) # type: Final |
| |
| # Maximum value for a short tagged integer. |
| MAX_SHORT_INT = sys.maxsize >> 1 # type: Final |
| |
| # Maximum value for a short tagged integer represented as a C integer literal. |
| # |
| # Note: Assume that the compiled code uses the same bit width as mypyc, except for |
| # Python 3.5 on macOS. |
| MAX_LITERAL_SHORT_INT = (sys.maxsize >> 1 if not IS_MIXED_32_64_BIT_BUILD |
| else 2**30 - 1) # type: Final |
| |
| # We can use METH_FASTCALL faster wrapper functions on Python 3.7+. |
| USE_FASTCALL = sys.version_info >= (3, 7) # type: Final |
| |
| # We can use vectorcalls on Python 3.8+ (PEP 590). |
| USE_VECTORCALL = sys.version_info >= (3, 8) # type: Final |
| |
| # Runtime C library files |
| RUNTIME_C_FILES = [ |
| 'init.c', |
| 'getargs.c', |
| 'getargsfast.c', |
| 'int_ops.c', |
| 'list_ops.c', |
| 'dict_ops.c', |
| 'str_ops.c', |
| 'set_ops.c', |
| 'tuple_ops.c', |
| 'exc_ops.c', |
| 'misc_ops.c', |
| 'generic_ops.c', |
| ] # type: Final |
| |
| |
| def decorator_helper_name(func_name: str) -> str: |
| return '__mypyc_{}_decorator_helper__'.format(func_name) |
| |
| |
| def shared_lib_name(group_name: str) -> str: |
| """Given a group name, return the actual name of its extension module. |
| |
| (This just adds a suffix to the final component.) |
| """ |
| return '{}__mypyc'.format(group_name) |
| |
| |
| def short_name(name: str) -> str: |
| if name.startswith('builtins.'): |
| return name[9:] |
| return name |
| |
| |
| JsonDict = Dict[str, Any] |