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Use the macros from machine/fsr.h; some minor cleanups.

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This commit is contained in:
Thomas Moestl 2002-09-14 18:07:03 +00:00
parent 8579151e4b
commit 6c788325fa
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=103324
1 changed files with 6 additions and 5 deletions
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11
lib/libc/sparc64/gen/fpsetmask.c
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@ -6,6 +6,7 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <machine/fsr.h>
#include <ieeefp.h>
fp_except_t
@ -15,13 +16,13 @@ fpsetmask(mask)
fp_except_t old;
fp_except_t new;
__asm__("st %%fsr,%0" : "=m" (*&old));
__asm__("st %%fsr,%0" : "=m" (old));
new = old;
new &= ~(0x1f << 23);
new |= ((mask & 0x1f) << 23);
new &= ~FSR_TEM_MASK;
new |= FSR_TEM(mask & FSR_EXC_MASK);
__asm__("ld %0,%%fsr" : : "m" (*&new));
__asm__("ld %0,%%fsr" : : "m" (new));
return (old >> 23) & 0x1f;
return (FSR_GET_TEM(old));
}