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* sysdeps/powerpc/fpu_control.h (_FPU_GETCW): Use type-correct code.
	(_FPU_SETCW): Likewise.
	Patch by Franz Sirl <Franz.Sirl-kernel@lauterbach.com>.
This commit is contained in:
Ulrich Drepper 2000-08-17 20:31:43 +00:00
parent 0f6b172f72
commit 319b400bb5
2 changed files with 12 additions and 8 deletions
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ChangeLog
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@ -1,5 +1,9 @@
2000-08-17 Ulrich Drepper <drepper@redhat.com>
* sysdeps/powerpc/fpu_control.h (_FPU_GETCW): Use type-correct code.
(_FPU_SETCW): Likewise.
Patch by Franz Sirl <Franz.Sirl-kernel@lauterbach.com>.
* stdio-common/printf_fp.c: Fix chars_needed computation.
Patch by Greg McGary <greg@mcgary.org>.

16
sysdeps/powerpc/fpu_control.h
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@ -50,15 +50,15 @@ typedef unsigned int fpu_control_t __attribute__ ((__mode__ (__SI__)));
/* Macros for accessing the hardware control word. */
#define _FPU_GETCW(cw) ( { \
fpu_control_t tmp[2] __attribute__ ((__aligned__(8))); \
__asm__ ("mffs 0; stfd 0,%0" : "=m" (*tmp) : : "fr0"); \
(cw)=tmp[1]; \
tmp[1]; } )
union { double d; fpu_control_t cw[2]; } tmp __attribute__ ((__aligned__(8))); \
__asm__ ("mffs 0; stfd 0,%0" : "=m" (tmp.d) : : "fr0"); \
(cw)=tmp.cw[1]; \
tmp.cw[1]; } )
#define _FPU_SETCW(cw) { \
fpu_control_t tmp[2] __attribute__ ((__aligned__(8))); \
tmp[0] = 0xFFF80000; /* More-or-less arbitrary; this is a QNaN. */ \
tmp[1] = cw; \
__asm__ ("lfd 0,%0; mtfsf 255,0" : : "m" (*tmp) : "fr0"); \
union { double d; fpu_control_t cw[2]; } tmp __attribute__ ((__aligned__(8))); \
tmp.cw[0] = 0xFFF80000; /* More-or-less arbitrary; this is a QNaN. */ \
tmp.cw[1] = cw; \
__asm__ ("lfd 0,%0; mtfsf 255,0" : : "m" (tmp.d) : "fr0"); \
}
/* Default control word set at startup. */