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| author | Mark Dickinson <dickinsm@gmail.com> | 2009-03-20 15:51:55 (GMT) |
|---|---|---|
| committer | Mark Dickinson <dickinsm@gmail.com> | 2009-03-20 15:51:55 (GMT) |
| commit | efc82f7e8eff19d8e844a3dc268a88de7fbcb173 (patch) | |
| tree | 58198f2e7610ba6d33865884487de006de30af85 /PC | |
| parent | c8e81ef508f0f1dc4e5c31bd0bec2766867fead5 (diff) | |
| download | cpython-efc82f7e8eff19d8e844a3dc268a88de7fbcb173.zip cpython-efc82f7e8eff19d8e844a3dc268a88de7fbcb173.tar.gz cpython-efc82f7e8eff19d8e844a3dc268a88de7fbcb173.tar.bz2 | |
Issue #4258: Use 30-bit digits for Python longs, on 64-bit platforms.
Backport of r70459.
Diffstat (limited to 'PC')
| -rw-r--r-- | PC/pyconfig.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/PC/pyconfig.h b/PC/pyconfig.h index 3719586..77f80a8 100644 --- a/PC/pyconfig.h +++ b/PC/pyconfig.h @@ -400,6 +400,42 @@ Py_NO_ENABLE_SHARED to find out. Also support MS_NO_COREDLL for b/w compat */ #endif +/* define signed and unsigned exact-width 32-bit and 64-bit types, used in the + implementation of Python long integers. */ +#ifndef PY_UINT32_T +#if SIZEOF_INT == 4 +#define HAVE_UINT32_T 1 +#define PY_UINT32_T unsigned int +#elif SIZEOF_LONG == 4 +#define HAVE_UINT32_T 1 +#define PY_UINT32_T unsigned long +#endif +#endif + +#ifndef PY_UINT64_T +#if SIZEOF_LONG_LONG == 8 +#define HAVE_UINT64_T 1 +#define PY_UINT64_T unsigned PY_LONG_LONG +#endif +#endif + +#ifndef PY_INT32_T +#if SIZEOF_INT == 4 +#define HAVE_INT32_T 1 +#define PY_INT32_T int +#elif SIZEOF_LONG == 4 +#define HAVE_INT32_T 1 +#define PY_INT32_T long +#endif +#endif + +#ifndef PY_INT64_T +#if SIZEOF_LONG_LONG == 8 +#define HAVE_INT64_T 1 +#define PY_INT64_T PY_LONG_LONG +#endif +#endif + /* Fairly standard from here! */ /* Define to 1 if you have the `copysign' function. */ |