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re PR tree-optimization/68892 (Excessive dead loads produced by BB vectorization)
authorRichard Biener <rguenther@suse.de>
Wed, 16 Dec 2015 09:21:04 +0000 (09:21 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Wed, 16 Dec 2015 09:21:04 +0000 (09:21 +0000)
commit8155f4d8cfd834e7cf1151a41fe0773477504f48
treef07259795a95fb33927fe7bbf78d27801c03abe6tree | snapshot
parent8ec0963c81b2023596d1c9913571c2c462f06796commit | diff
re PR tree-optimization/68892 (Excessive dead loads produced by BB vectorization)

2015-12-16  Richard Biener  <rguenther@suse.de>

PR tree-optimization/68892
* tree-vect-slp.c (vect_analyze_slp_cost_1): Properly compute
cost for permuted loads.

* gcc.dg/vect/bb-slp-pr68892.c: New testcase.

From-SVN: r231674
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/vect/bb-slp-pr68892.c [new file with mode: 0644] blob
gcc/tree-vect-slp.c diff | blob | history
Domain: System / Toolchain;