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| author | David S. Miller <davem@davemloft.net> | 2012-03-14 16:21:40 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-03-14 16:21:40 -0700 |
| commit | 7bd951ff59e0443ca1bdd5b0ea58f6f4f641ac73 (patch) | |
| tree | ff25a68a9fa2c41a54bc59d7291d48e3eef991b6 /ChangeLog | |
| parent | bd951ccbe8597225d0f219425cf8e75d639185cd (diff) | |
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Small optimization to sparc 64-bit copysign.
* sysdeps/sparc/sparc64/fpu/s_copysign.S (__copysign): Use fzeros/fnegs
to load 0x80000000 into a float register instead of using the stack.
* sysdeps/sparc/sparc64/fpu/s_copysignf.S (__copysignf): Likewise.
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -1,3 +1,9 @@ +2012-03-14 David S. Miller <davem@davemloft.net> + + * sysdeps/sparc/sparc64/fpu/s_copysign.S (__copysign): Use fzeros/fnegs + to load 0x80000000 into a float register instead of using the stack. + * sysdeps/sparc/sparc64/fpu/s_copysignf.S (__copysignf): Likewise. + 2012-03-14 Joseph Myers <joseph@codesourcery.com> * sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add |