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>.
/* 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. */