diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sysdeps/m68k/fpu/s_modf.c | 9 |
2 files changed, 11 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog index 12c320021b..e883ffb7dd 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +Sun Feb 14 01:49:29 1999 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> + + * sysdeps/m68k/fpu/s_modf.c: Optimized by using __m81_test instead + of separare explicit comparisons. + 1999-02-11 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * sysdeps/wordsize-64/inttypes.h: Always define ldiv_t if not yet diff --git a/sysdeps/m68k/fpu/s_modf.c b/sysdeps/m68k/fpu/s_modf.c index 6c2449aa56..52ee64caad 100644 --- a/sysdeps/m68k/fpu/s_modf.c +++ b/sysdeps/m68k/fpu/s_modf.c @@ -33,15 +33,18 @@ float_type s(__modf) (float_type x, float_type *iptr) { float_type x_int, result; + unsigned long x_cond; + __asm ("fintrz%.x %1, %0" : "=f" (x_int) : "f" (x)); *iptr = x_int; - if (m81(__isinf) (x)) + x_cond = __m81_test (x); + if (x_cond & __M81_COND_INF) { result = 0; - if (x < 0) + if (x_cond & __M81_COND_NEG) result = -result; } - else if (x == 0) + else if (x_cond & __M81_COND_ZERO) result = x; else result = x - x_int; |