[Bug tree-optimization/59643] Predictive commoning unnecessarily punts on scimark2 SOR
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59643 Steven Bosscher changed: What|Removed |Added Target Milestone|--- |4.9.0
[Bug tree-optimization/59643] Predictive commoning unnecessarily punts on scimark2 SOR
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59643 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|--- |FIXED --- Comment #3 from Jakub Jelinek --- Fixed.
[Bug tree-optimization/59643] Predictive commoning unnecessarily punts on scimark2 SOR
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59643 --- Comment #2 from Jakub Jelinek --- Author: jakub Date: Tue Jan 7 07:49:10 2014 New Revision: 206384 URL: http://gcc.gnu.org/viewcvs?rev=206384&root=gcc&view=rev Log: PR tree-optimization/59643 * tree-predcom.c (split_data_refs_to_components): If one dr is read and one write, determine_offset fails and the write isn't in the bad component, just put the read into the bad component. * gcc.dg/pr59643.c: New test. * gcc.c-torture/execute/pr59643.c: New test. Added: trunk/gcc/testsuite/gcc.c-torture/execute/pr59643.c trunk/gcc/testsuite/gcc.dg/pr59643.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-predcom.c
[Bug tree-optimization/59643] Predictive commoning unnecessarily punts on scimark2 SOR
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59643 --- Comment #1 from Jakub Jelinek --- Created attachment 31543 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31543&action=edit gcc49-pr59643.patch Completely untested patch.