[Bug c/42367] long vector operation causes gcc to copy arguments

2009-12-14 Thread Shvaiger_Felix at emc dot com
--- Comment #2 from Shvaiger_Felix at emc dot com 2009-12-14 16:55 --- vector_size designed as general solution. Section 5.42 (Using vector instructions through built-in functions) of gcc info says: "Specifying a combination that is not valid for the current architecture will cause GCC

[Bug c/42367] long vector operation causes gcc to copy arguments

2009-12-14 Thread rguenth at gcc dot gnu dot org
--- Comment #1 from rguenth at gcc dot gnu dot org 2009-12-14 16:25 --- Well, nobody tried to optimize non-HW sized vectors. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42367