Adhemerval Zanella
18f2945ae9
PowerPC: Suppress unnecessary FPSCR write
...
This patch optimizes the FPSCR update on exception and rounding change
functions by just updating its value if new value if different from
current one. It also optimizes fedisableexcept and feenableexcept by
removing an unecessary FPSCR read.
2014-04-29 07:05:39 -05:00
Allan McRae
d4697bc93d
Update copyright notices with scripts/update-copyrights
2014-01-01 22:00:23 +10:00
Anton Blanchard
4a28b3ca4b
PowerPC floating point little-endian [8 of 15]
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http://sourceware.org/ml/libc-alpha/2013-07/msg00199.html
Corrects floating-point environment code for little-endian.
* sysdeps/powerpc/fpu/fenv_libc.h (fenv_union_t): Replace int
array with long long.
* sysdeps/powerpc/fpu/e_sqrt.c (__slow_ieee754_sqrt): Adjust.
* sysdeps/powerpc/fpu/e_sqrtf.c (__slow_ieee754_sqrtf): Adjust.
* sysdeps/powerpc/fpu/fclrexcpt.c (__feclearexcept): Adjust.
* sysdeps/powerpc/fpu/fedisblxcpt.c (fedisableexcept): Adjust.
* sysdeps/powerpc/fpu/feenablxcpt.c (feenableexcept): Adjust.
* sysdeps/powerpc/fpu/fegetexcept.c (__fegetexcept): Adjust.
* sysdeps/powerpc/fpu/feholdexcpt.c (feholdexcept): Adjust.
* sysdeps/powerpc/fpu/fesetenv.c (__fesetenv): Adjust.
* sysdeps/powerpc/fpu/feupdateenv.c (__feupdateenv): Adjust.
* sysdeps/powerpc/fpu/fgetexcptflg.c (__fegetexceptflag): Adjust.
* sysdeps/powerpc/fpu/fraiseexcpt.c (__feraiseexcept): Adjust.
* sysdeps/powerpc/fpu/fsetexcptflg.c (__fesetexceptflag): Adjust.
* sysdeps/powerpc/fpu/ftestexcept.c (fetestexcept): Adjust.
2013-10-04 10:34:26 +09:30
Joseph Myers
568035b787
Update copyright notices with scripts/update-copyrights.
2013-01-02 19:05:09 +00:00
Joseph Myers
5b5b04d628
Make fma use of Dekker and Knuth algorithms use round-to-nearest (bug 14796).
2012-11-03 19:48:53 +00:00
Paul Eggert
59ba27a63a
Replace FSF snail mail address with URLs.
2012-02-09 23:18:22 +00:00
Geoff Keating
5786183905
* sysdeps/powerpc/__longjmp.S: Don't restore FP registers.
...
* sysdeps/powerpc/fpu/__longjmp.S: Do restore FP registers.
* sysdeps/powerpc/setjmp.S: Don't save FP registers.
* sysdeps/powerpc/fpu/setjmp.S: Do save FP registers.
* sysdeps/powerpc/fclrexcpt.c: Move to...
* sysdeps/powerpc/fpu/fclrexcpt.c: ... here.
* sysdeps/powerpc/fpu_control.h: Move to...
* sysdeps/powerpc/fpu/fpu_control.h: ... here.
2001-12-05 Geoff Keating <geoffk@redhat.com>
* sysdeps/powerpc/__longjmp.S: Don't restore FP registers.
* sysdeps/powerpc/fpu/__longjmp.S: Do restore FP registers.
* sysdeps/powerpc/setjmp.S: Don't save FP registers.
* sysdeps/powerpc/fpu/setjmp.S: Do save FP registers.
* sysdeps/powerpc/fclrexcpt.c: Move to...
* sysdeps/powerpc/fpu/fclrexcpt.c: ... here.
* sysdeps/powerpc/fpu_control.h: Move to...
* sysdeps/powerpc/fpu/fpu_control.h: ... here.
2001-12-06 00:12:11 +00:00
