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alpha: Define FP_TRAPPING_EXCEPTIONS

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This commit is contained in:
Richard Henderson 2012-06-15 14:26:58 -07:00
parent 7fd8e5a4e4
commit 5400a7d131
2 changed files with 6 additions and 1 deletions
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2
ChangeLog.alpha
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@ -1,5 +1,7 @@
2012-06-15 Richard Henderson <rth@twiddle.net>
* sysdeps/alpha/soft-fp/sfp-machine.h (FP_TRAPPING_EXCEPTIONS): New.
* sysdeps/alpha/fpu/s_rint.c (__rint): Handle inexact regardless
of -mieee-with-inexact.
* sysdeps/alpha/fpu/s_rintf.c (__rintf): Likewise.

5
sysdeps/alpha/soft-fp/sfp-machine.h
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@ -1,6 +1,6 @@
/* Machine-dependent software floating-point definitions.
Alpha userland IEEE 128-bit version.
Copyright (C) 2004 Free Software Foundation, Inc.
Copyright (C) 2004-2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson (rth@cygnus.com),
Jakub Jelinek (jj@ultra.linux.cz) and
@ -91,3 +91,6 @@ do { \
__ieee_set_fp_control (t | _fex); \
} \
} while (0)
#define FP_TRAPPING_EXCEPTIONS \
((__ieee_get_fp_control () & SWCR_ENABLE_MASK) << SWCR_ENABLE_SHIFT)