AuroraMiddleware/glibc
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7 Commits

Author SHA1 Message Date
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] 
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