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| author | Ira Rosen <irar@il.ibm.com> | 2008-03-20 07:05:53 +0000 |
|---|---|---|
| committer | Ira Rosen <irar@gcc.gnu.org> | 2008-03-20 07:05:53 +0000 |
| commit | 4e35969216150fe4be161d99ccf5c5cf749376d4 (patch) | |
| tree | 1094ab6339bfb32b1dd4507a79f34520a2e4203b /gcc | |
| parent | 41129be233d34e1d304067113110fe2bdbf77322 (diff) | |
| download | gcc-4e35969216150fe4be161d99ccf5c5cf749376d4.zip gcc-4e35969216150fe4be161d99ccf5c5cf749376d4.tar.gz gcc-4e35969216150fe4be161d99ccf5c5cf749376d4.tar.bz2 | |
invoke.texi (-O3): Add -ftree-vectorize to the list of optimizations turned on under -O3.
* doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
optimizations turned on under -O3.
(ftree-vectorize): Add that the flag is turned on with -O3.
From-SVN: r133364
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/doc/invoke.texi | 7 |
2 files changed, 10 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c298a20..23c5b15 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2008-03-20 Ira Rosen <irar@il.ibm.com> + + * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of + optimizations turned on under -O3. + (ftree-vectorize): Add that the flag is turned on with -O3. + 2008-03-20 Ben Elliston <bje@au.ibm.com> * regmove.c (try_auto_increment): Fix spelling error in comment. diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 8b3d49a..fc5e8dd 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -5164,8 +5164,8 @@ invoking @option{-O2} on programs that use computed gotos. @opindex O3 Optimize yet more. @option{-O3} turns on all optimizations specified by @option{-O2} and also turns on the @option{-finline-functions}, -@option{-funswitch-loops}, @option{-fpredictive-commoning} and -@option{-fgcse-after-reload} options. +@option{-funswitch-loops}, @option{-fpredictive-commoning}, +@option{-fgcse-after-reload} and @option{-ftree-vectorize} options. @item -O0 @opindex O0 @@ -5949,7 +5949,8 @@ enabled by default at @option{-O} and higher. @item -ftree-vectorize @opindex ftree-vectorize -Perform loop vectorization on trees. +Perform loop vectorization on trees. This flag is enabled by default at +@option{-O3}. @item -ftree-vect-loop-version @opindex ftree-vect-loop-version |