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| author | Fredrik Lundh <fredrik@pythonware.com> | 2006-05-26 11:29:39 (GMT) |
|---|---|---|
| committer | Fredrik Lundh <fredrik@pythonware.com> | 2006-05-26 11:29:39 (GMT) |
| commit | b8b3c8e276b7f0d2004bc5c7b7ca6d652c0b9327 (patch) | |
| tree | 7030c2730f3f9d641d2d93c4f0061bf88b8a705b /Include | |
| parent | a172c32c05b304c7a346408b2e557cd05f9b8393 (diff) | |
| download | cpython-b8b3c8e276b7f0d2004bc5c7b7ca6d652c0b9327.zip cpython-b8b3c8e276b7f0d2004bc5c7b7ca6d652c0b9327.tar.gz cpython-b8b3c8e276b7f0d2004bc5c7b7ca6d652c0b9327.tar.bz2 | |
needforspeed: added Py_LOCAL macro, based on the LOCAL macro used
for SRE and others. applied Py_LOCAL to relevant portion of ceval,
which gives a 1-2% speedup on my machine. ymmv.
Diffstat (limited to 'Include')
| -rw-r--r-- | Include/pyport.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/Include/pyport.h b/Include/pyport.h index fe79f6d..7d51d0a 100644 --- a/Include/pyport.h +++ b/Include/pyport.h @@ -137,6 +137,23 @@ typedef Py_intptr_t Py_ssize_t; # endif #endif +/* PY_LOCAL can be used instead of static to get the fastest possible calling + * convention for functions that are local to a given module. It also enables + * inlining, where suitable. */ + +#undef USE_INLINE /* XXX - set via configure? */ + +#if defined(_MSC_VER) + /* ignore warnings if the compiler decides not to inline a function */ +#pragma warning(disable: 4710) +/* fastest possible local call under MSVC */ +#define Py_LOCAL(type) static __inline type __fastcall +#elif defined(USE_INLINE) +#define Py_LOCAL(type) static inline type +#else +#define Py_LOCAL(type) static type +#endif + #include <stdlib.h> #include <math.h> /* Moved here from the math section, before extern "C" */ |