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| author | Szabolcs Nagy <nsz@port70.net> | 2013-08-18 15:34:07 +0000 |
|---|---|---|
| committer | Szabolcs Nagy <nsz@port70.net> | 2013-08-18 16:27:21 +0000 |
| commit | d8764bf84022397ff9d22310f78fcd78d801e2bf (patch) | |
| tree | 289574d06451582fd67b5cde646cd6bfd368fa66 /src/thread/microblaze/__set_thread_area.s | |
| parent | baba2630c9cf778b41e218dfa980fcfdbec808e6 (diff) | |
| download | musl-d8764bf84022397ff9d22310f78fcd78d801e2bf.tar.gz | |
optimize x86 feclearexcept: only use save/restore x87 fenv if needed
the x87 exception summary (ES) and stack fault (SF) flags may be
spuriously cleared by feclearexcept using the fnclex instruction,
but these flags are not observable through libc hence maintaining
their state is not critical.
Diffstat (limited to 'src/thread/microblaze/__set_thread_area.s')
0 files changed, 0 insertions, 0 deletions