[Bug tree-optimization/109491] [13 Regression] Segfault in tree-ssa-sccvn.cc:expressions_equal_p()

2023-04-12 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109491 --- Comment #5 from pthaugen at gcc dot gnu.org --- (In reply to Peter Bergner from comment #4) > > Can you git bisect this to find the offending commit? Yes, I was going to start that.

[Bug tree-optimization/109491] [13 Regression] Segfault in tree-ssa-sccvn.cc:expressions_equal_p()

2023-04-12 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109491 --- Comment #1 from pthaugen at gcc dot gnu.org --- Note this only happens on a BE system, compiles fine on LE.

[Bug tree-optimization/109491] New: Segfault in tree-ssa-sccvn.cc:expressions_equal_p()

2023-04-12 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109491 Bug ID: 109491 Summary: Segfault in tree-ssa-sccvn.cc:expressions_equal_p() Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug testsuite/99685] gcc.target/powerpc/divkc3-1.c and mulkc3-1.c fail for 32 bits

2022-10-17 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99685 pthaugen at gcc dot gnu.org changed: What|Removed |Added Status|RESOLVED|CLOSED --- Comment #7 from

[Bug testsuite/99685] gcc.target/powerpc/divkc3-1.c and mulkc3-1.c fail for 32 bits

2022-05-17 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99685 pthaugen at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED

[Bug target/105485] New: ICE: Segmentation fault in pcrel-opt.md:get_insn_name()

2022-05-04 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105485 Bug ID: 105485 Summary: ICE: Segmentation fault in pcrel-opt.md:get_insn_name() Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal

[Bug testsuite/100407] New test cases attr-retain-*.c fail after their introduction in r11-7284

2022-02-24 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100407 pthaugen at gcc dot gnu.org changed: What|Removed |Added CC||pthaugen at gcc dot

[Bug rtl-optimization/68212] Loop unroller breaks basic block frequencies

2022-02-02 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68212 --- Comment #9 from pthaugen at gcc dot gnu.org --- The problem can be seen in the loop2_unroll dump: pthaugen@pike:~/temp/pr68212$ grep "Invalid sum of" simple.c.272r.loop2_unroll ;; Invalid sum of incoming counts 285685646 (estimated

[Bug rtl-optimization/68212] Loop unroller breaks basic block frequencies

2022-02-02 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68212 pthaugen at gcc dot gnu.org changed: What|Removed |Added CC||guojiufu at gcc dot

[Bug target/65010] ppc backend generates unnecessary signed extension

2022-01-20 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65010 pthaugen at gcc dot gnu.org changed: What|Removed |Added CC||pthaugen at gcc dot gnu.org

[Bug rtl-optimization/98782] [11/12 Regression] Bad interaction between IPA frequences and IRA resulting in spills due to changes in BB frequencies

2022-01-04 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98782 --- Comment #34 from pthaugen at gcc dot gnu.org --- (In reply to pthaugen from comment #33) > > I tried the patch on a Power9 system. Execution time went from 371 seconds > to 291. Which I should have included is in line, or even slightly

[Bug rtl-optimization/98782] [11/12 Regression] Bad interaction between IPA frequences and IRA resulting in spills due to changes in BB frequencies

2022-01-04 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98782 --- Comment #33 from pthaugen at gcc dot gnu.org --- (In reply to rsand...@gcc.gnu.org from comment #32) > Created attachment 52102 [details] > Alternative patch > > This patch is a squash of several ira tweaks that together recover the >

[Bug ipa/103734] IPA-CP opportunity for imagick in SPECCPU 2017

2021-12-17 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103734 pthaugen at gcc dot gnu.org changed: What|Removed |Added CC||pthaugen at gcc dot

[Bug target/103743] PPC: Inefficient equality compare for large 64-bit constants having only 16-bit relevant bits in high part

2021-12-16 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103743 --- Comment #2 from pthaugen at gcc dot gnu.org --- (In reply to Peter Bergner from comment #1) > Pat, does the patch from Alan you're working to get committed help with this > test case? No, it just loads the constant slightly different:

[Bug rtl-optimization/98782] [11/12 Regression] Bad interaction between IPA frequences and IRA resulting in spills due to changes in BB frequencies

2021-12-09 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98782 --- Comment #21 from pthaugen at gcc dot gnu.org --- (In reply to Jan Hubicka from comment #20) > With g:r12-5872-gf157c5362b4844f7676cae2aba81a4cf75bd68d5 we should no > longer need -fno-inline-functions-called-once Yes, I see that now with an

[Bug rtl-optimization/98782] [11/12 Regression] Bad interaction between IPA frequences and IRA resulting in spills due to changes in BB frequencies

2021-12-09 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98782 --- Comment #19 from pthaugen at gcc dot gnu.org --- I tried -fno-inline-functions-called-once and the patches on a Power9 system. Following are the run times and spill counts (grep -c Spilling exchange2.fppized.f90.298r.ira). Interesting that

[Bug target/102783] [powerpc] FPSCR manipulations cannot be relied upon

2021-10-15 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102783 pthaugen at gcc dot gnu.org changed: What|Removed |Added CC||pthaugen at gcc dot

[Bug ipa/96825] [11 Regression] Commit r11-2645 degrades CPU2017 548.exchange2_r by 35%

2021-04-09 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96825 --- Comment #6 from pthaugen at gcc dot gnu.org --- (In reply to Richard Biener from comment #4) > I believe there have been improvements recently - can you re-assess the > magnitude of the problem? The corresponding ARM PR got re-targeted to

[Bug target/99133] Power10 xxspltiw, xxspltidp, xxsplti32dx instructions need to be marked as prefixed

2021-03-31 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99133 pthaugen at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug target/99133] Power10 xxspltiw, xxspltidp, xxsplti32dx instructions need to be marked as prefixed

2021-02-18 Thread pthaugen at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99133 pthaugen at gcc dot gnu.org changed: What|Removed |Added CC||pthaugen at gcc dot gnu.org