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Consolidate conditionals in mp sin/cos functions

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Consolidate conditionals in multiple precision sin and cos functions
to prepare the code for addition of probe points.
This commit is contained in:
Siddhesh Poyarekar 2013-10-28 15:42:41 +05:30
parent 67beb54504
commit c79a12040c
2 changed files with 12 additions and 8 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2013-10-28 Siddhesh Poyarekar <siddhesh@redhat.com>
* sysdeps/ieee754/dbl-64/sincos32.c (__sin32): Consolidate
conditional check for return value.
(__cos32): Likewise.
2013-10-26 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc64/strcpy.S (strcpy): Add word load/store

14
sysdeps/ieee754/dbl-64/sincos32.c
View File

@ -147,10 +147,9 @@ __sin32 (double x, double res, double res1)
__dbl_mp (x, &c, p); /* c = x */
__sub (&b, &c, &a, p);
/* if a > 0 return min (res, res1), otherwise return max (res, res1). */
if (a.d[0] > 0)
return (res < res1) ? res : res1;
else
return (res > res1) ? res : res1;
if ((a.d[0] > 0 && res >= res1) || (a.d[0] <= 0 && res <= res1))
res = res1;
return res;
}
/* Receive double x and two double results of cos(x) and return result which is
@ -181,10 +180,9 @@ __cos32 (double x, double res, double res1)
__dbl_mp (x, &c, p); /* c = x */
__sub (&b, &c, &a, p);
/* if a > 0 return max (res, res1), otherwise return min (res, res1). */
if (a.d[0] > 0)
return (res > res1) ? res : res1;
else
return (res < res1) ? res : res1;
if ((a.d[0] > 0 && res <= res1) || (a.d[0] <= 0 && res >= res1))
res = res1;
return res;
}
/* Compute sin() of double-length number (X + DX) as Multi Precision number and