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| author | Revital Eres <eres@il.ibm.com> | 2007-09-04 12:11:11 +0000 |
|---|---|---|
| committer | Revital Eres <revitale@gcc.gnu.org> | 2007-09-04 12:11:11 +0000 |
| commit | a1a826110720eda37c73f829daa4ee243ee953f5 (patch) | |
| tree | 67cecf461cc930540853bd8eb0d4f19b3b21b0ce /gcc/common.opt | |
| parent | cea79118fa00faf811626e67209ca666468bc76f (diff) | |
| download | gcc-a1a826110720eda37c73f829daa4ee243ee953f5.zip gcc-a1a826110720eda37c73f829daa4ee243ee953f5.tar.gz gcc-a1a826110720eda37c73f829daa4ee243ee953f5.tar.bz2 | |
Add new fp flags: -fassociative-math and -freciprocal-math
Co-Authored-By: R. Clint Whaley <whaley@cs.utsa.edu>
Co-Authored-By: Richard Guenther <rguenther@suse.de>
From-SVN: r128075
Diffstat (limited to 'gcc/common.opt')
| -rw-r--r-- | gcc/common.opt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/common.opt b/gcc/common.opt index d9894a9..27b2b63 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -1125,6 +1125,15 @@ funsafe-loop-optimizations Common Report Var(flag_unsafe_loop_optimizations) Optimization Allow loop optimizations to assume that the loops behave in normal way +fassociative-math +Common Report Var(flag_associative_math) +Allow optimization for floating-point arithmetic which may change the +result of the operation due to rounding. + +freciprocal-math +Common Report Var(flag_reciprocal_math) +Same as -fassociative-math for expressions which include division. + ; Nonzero means that unsafe floating-point math optimizations are allowed ; for the sake of speed. IEEE compliance is not guaranteed, and operations ; are allowed to assume that their arguments and results are "normal" |