[Bug tree-optimization/43001] Missed vectorization on ARM NEON

2010-02-08 Thread steven at gcc dot gnu dot org
--- Comment #5 from steven at gcc dot gnu dot org 2010-02-08 22:16 --- Right then, sorry for the noise :-) I hope someone will be kind enough to add those test cases to trunk, too... -- steven at gcc dot gnu dot org changed: What|Removed |Added --

[Bug tree-optimization/43001] Missed vectorization on ARM NEON

2010-02-08 Thread drow at gcc dot gnu dot org
--- Comment #4 from drow at gcc dot gnu dot org 2010-02-08 22:14 --- With -fmloat-abi=softfp, it looks to me like this is vectorized correctly on trunk. It's a little unintuitive because it becomes a left vector shift by "249" == -7. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=4

[Bug tree-optimization/43001] Missed vectorization on ARM NEON

2010-02-08 Thread joseph at codesourcery dot com
--- Comment #3 from joseph at codesourcery dot com 2010-02-08 20:40 --- Subject: Re: Missed vectorization on ARM NEON On Mon, 8 Feb 2010, pinskia at gcc dot gnu dot org wrote: > > Try adding -mfloat-abi=softfp to make the compiler actually consider using > > NEON (needed at least for

[Bug tree-optimization/43001] Missed vectorization on ARM NEON

2010-02-08 Thread pinskia at gcc dot gnu dot org
--- Comment #2 from pinskia at gcc dot gnu dot org 2010-02-08 20:32 --- > Try adding -mfloat-abi=softfp to make the compiler actually consider using > NEON (needed at least for arm-eabi, I don't know about arm-elf). I don't think that is needed any more since the addition of the hard fl

[Bug tree-optimization/43001] Missed vectorization on ARM NEON

2010-02-08 Thread jsm28 at gcc dot gnu dot org
--- Comment #1 from jsm28 at gcc dot gnu dot org 2010-02-08 20:31 --- Created an attachment (id=19822) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19822&action=view) Extra vectorization tests Try adding -mfloat-abi=softfp to make the compiler actually consider using NEON (needed