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| author | Adrian Lees <adrian@aemulor.com> | 2006-02-09 00:43:32 +0000 |
|---|---|---|
| committer | Adrian Lees <adrian@aemulor.com> | 2006-02-09 00:43:32 +0000 |
| commit | 647f7d110c141fcc20d0867fcfea3ad9b9598c59 (patch) | |
| tree | c72cc401861fecf642c4b17ccc7f2874b352f082 /riscos | |
| parent | 2a1c97bef57111ef85eb086ba77d2ac8b5e2893d (diff) | |
| download | netsurf-647f7d110c141fcc20d0867fcfea3ad9b9598c59.tar.gz netsurf-647f7d110c141fcc20d0867fcfea3ad9b9598c59.tar.bz2 | |
[project @ 2006-02-09 00:43:32 by adrianl]
Disable trapping of FP underflows (raised erroneously by FPEv4.09-4.11)
svn path=/import/netsurf/; revision=2066
Diffstat (limited to 'riscos')
| -rw-r--r-- | riscos/gui.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/riscos/gui.c b/riscos/gui.c index 8deca0dc2..d659eaf36 100644 --- a/riscos/gui.c +++ b/riscos/gui.c @@ -266,9 +266,12 @@ void gui_init(int argc, char** argv) char *nsdir_temp; /* re-enable all FPU exceptions/traps except inexact operations, - * which we're not interested in - UnixLib disables all FP - * exceptions by default */ - _FPU_SETCW(_FPU_IEEE & ~_FPU_MASK_PM); + * which we're not interested in, and underflow which is incorrectly + * raised when converting an exact value of 0 from double-precision + * to single-precision on FPEmulator v4.09-4.11 (MVFD F0,#0:MVFS F0,F0) + * - UnixLib disables all FP exceptions by default */ + + _FPU_SETCW(_FPU_IEEE & ~(_FPU_MASK_PM | _FPU_MASK_UM)); xhourglass_start(1); |