Mercurial > cpython-lru_cache-weakref
view Python/pyfpe.c @ 5829:f1127d6fcd74 legacy-trunk
Huge speedup by inlining some common integer operations:
int+int, int-int, int <compareop> int, and list[int].
(Unfortunately, int*int is way too much code to inline.)
Also corrected a NULL that should have been a zero.
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Thu, 17 Jul 1997 23:12:42 +0000 |
| parents | 74c12704a0bd |
| children | a00073f2e087 |
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#include "config.h" #include "pyfpe.h" /* * The signal handler for SIGFPE is actually declared in an external * module fpectl, or as preferred by the user. These variable * definitions are required in order to compile Python without * getting missing externals, but to actually handle SIGFPE requires * defining a handler and enabling generation of SIGFPE. */ #ifdef WANT_SIGFPE_HANDLER jmp_buf PyFPE_jbuf; int PyFPE_counter = 0; double PyFPE_dummy(){return(1.0);} #endif
