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| author | Jakub Jelinek <jakub@redhat.com> | 2011-08-04 15:40:16 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-08-04 15:40:16 -0400 |
| commit | 85188888f63b9fc7f40437baeed4c7d6e4f30e18 (patch) | |
| tree | 6a502d80c5cb17106625ad7e97e333b8f2fd4ce8 /sysdeps/ieee754/dbl-64 | |
| parent | b969a69b2e6f5d83fb7434a91e415d39cd1d3f07 (diff) | |
| download | glibc-85188888f63b9fc7f40437baeed4c7d6e4f30e18.tar.gz | |
Fix up __kernel_rem_pio2 for FLT_EVAL_METHOD != 0 architectures
Diffstat (limited to 'sysdeps/ieee754/dbl-64')
| -rw-r--r-- | sysdeps/ieee754/dbl-64/k_rem_pio2.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/sysdeps/ieee754/dbl-64/k_rem_pio2.c b/sysdeps/ieee754/dbl-64/k_rem_pio2.c index ccf1633bd4..911ff1fe35 100644 --- a/sysdeps/ieee754/dbl-64/k_rem_pio2.c +++ b/sysdeps/ieee754/dbl-64/k_rem_pio2.c @@ -300,14 +300,20 @@ recompute: break; case 3: /* painful */ for (i=jz;i>0;i--) { - fw = fq[i-1]+fq[i]; - fq[i] += fq[i-1]-fw; - fq[i-1] = fw; +#if __FLT_EVAL_METHOD__ != 0 + volatile +#endif + double fv = (double)(fq[i-1]+fq[i]); + fq[i] += fq[i-1]-fv; + fq[i-1] = fv; } for (i=jz;i>1;i--) { - fw = fq[i-1]+fq[i]; - fq[i] += fq[i-1]-fw; - fq[i-1] = fw; +#if __FLT_EVAL_METHOD__ != 0 + volatile +#endif + double fv = (double)(fq[i-1]+fq[i]); + fq[i] += fq[i-1]-fv; + fq[i-1] = fv; } for (fw=0.0,i=jz;i>=2;i--) fw += fq[i]; if(ih==0) { |