[Bug rtl-optimization/78116] [7 regression] Performance drop after r241173 on avx512 target

2016-10-31 Thread ysrumyan at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78116 --- Comment #7 from Yuri Rumyantsev --- Compiler was configures with: Configured with: /configure --enable-languages=c,c++ --enable-clocale=gnu --enable-cloog-backend=isl --enable-shared --disable-libsanitizer --disable-bootstrap --disable-nls

[Bug rtl-optimization/78116] [7 regression] Performance drop after r241173 on avx512 target

2016-10-27 Thread ysrumyan at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78116 --- Comment #5 from Yuri Rumyantsev --- Yes, some virtual register are allocated on stack and we got more loads from stack to get their values.

[Bug target/78007] New: Important loop from 482.sphinx3 is not vectorized

2016-10-17 Thread ysrumyan at gmail dot com
: target Assignee: unassigned at gcc dot gnu.org Reporter: ysrumyan at gmail dot com Target Milestone: --- The issue is related to missing support for __builtin_bswap32: t1.c:9:3: note: function is not vectorizable. t1.c:9:3: note: not vectorized: relevant stmt not supported

[Bug target/78007] Important loop from 482.sphinx3 is not vectorized

2016-10-17 Thread ysrumyan at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78007 --- Comment #1 from Yuri Rumyantsev --- Created attachment 39821 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39821=edit test-case to reproduce It is sufficient to compiler it with -Ofast option on x86 platform.

[Bug target/78794] [7 Regression] We noticed ~9% regression in 32-bit mode for 462.libquntum on Avoton after r243202

2016-12-13 Thread ysrumyan at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78794 --- Comment #1 from Yuri Rumyantsev --- Created attachment 40322 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40322=edit test-case to reproduce Compile with -O2 -march=slm -m32 options to reproduce.

[Bug target/78794] New: [7 Regression] We noticed ~9% regression in 32-bit mode for 462.libquntum on Avoton after r243202

2016-12-13 Thread ysrumyan at gmail dot com
Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: ysrumyan at gmail dot com Target Milestone: --- STV phase does not recognize some patterns after this revision, regression can be reproduced

[Bug target/78794] [7 Regression] We noticed ~9% regression in 32-bit mode for 462.libquntum on Avoton after r243202

2016-12-13 Thread ysrumyan at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78794 --- Comment #9 from Yuri Rumyantsev --- Hi Uros, I checked thta with your patch performance is recovered on Avoton machine: before after 462.libquantum18.400020.9000 +13.58% Best regards. Yuri.

[Bug rtl-optimization/78634] New: [7 Regression] 30% performance drop after r242832.

2016-12-01 Thread ysrumyan at gmail dot com
: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: ysrumyan at gmail dot com Target Milestone: --- Created attachment 40215 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40215=edit test-case to reproduce We noticed a huge performance regression on

[Bug tree-optimization/78899] New: [7 Regression] Vestorized loop with optmized mask stores motion is completely deleted after r242520.

2016-12-22 Thread ysrumyan at gmail dot com
Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: ysrumyan at gmail dot com Target Milestone: --- Created attachment 40395 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40395=e

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