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* [Bug target/65489] New: [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass @ 2015-03-20 10:36 ktkachov at gcc dot gnu.org 2015-03-20 10:37 ` [Bug target/65489] " ktkachov at gcc dot gnu.org ` (5 more replies) 0 siblings, 6 replies; 7+ messages in thread From: ktkachov at gcc dot gnu.org @ 2015-03-20 10:36 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65489 Bug ID: 65489 Summary: [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass Product: gcc Version: 5.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: ktkachov at gcc dot gnu.org Target: arm* As reported at: https://gcc.gnu.org/ml/gcc-patches/2015-03/msg00949.html The testcase gcc.c-torture/execute/pr65427.c ICEs on arm at -Os with: 0x7e6f11 process_insert_insn $TOP/gcc/gcse.c:2174 0x7e8a80 insert_insn_end_basic_block $TOP/gcc/gcse.c:2196 0x7eab01 hoist_code $TOP/gcc/gcse.c:3492 0x7eab01 one_code_hoisting_pass $TOP/gcc/gcse.c:3722 0x7eab01 execute_rtl_hoist $TOP/gcc/gcse.c:4212 0x7eab01 execute $TOP/gcc/gcse.c:4293 The ICE is unrelated to that PR and is just exposed by the new testcase. I can reproduce it with on arm-none-eabi with -Os -mfloat-abi=hard -mcpu=cortex-a9 -mfpu=neon -mfloat-abi=softfp ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/65489] [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass 2015-03-20 10:36 [Bug target/65489] New: [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass ktkachov at gcc dot gnu.org @ 2015-03-20 10:37 ` ktkachov at gcc dot gnu.org 2015-03-31 13:10 ` [Bug target/65489] [5 " rguenth at gcc dot gnu.org ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: ktkachov at gcc dot gnu.org @ 2015-03-20 10:37 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65489 ktkachov at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2015-03-20 Known to work| |4.9.3 Assignee|unassigned at gcc dot gnu.org |ktkachov at gcc dot gnu.org Target Milestone|--- |5.0 Ever confirmed|0 |1 Known to fail| |5.0 --- Comment #1 from ktkachov at gcc dot gnu.org --- I'm working on a fix. I think the arm backend implementation of TARGET_LEGITIMATE_CONSTANT_P is at fault ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/65489] [5 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass 2015-03-20 10:36 [Bug target/65489] New: [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass ktkachov at gcc dot gnu.org 2015-03-20 10:37 ` [Bug target/65489] " ktkachov at gcc dot gnu.org @ 2015-03-31 13:10 ` rguenth at gcc dot gnu.org 2015-04-07 10:18 ` rguenth at gcc dot gnu.org ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2015-03-31 13:10 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65489 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Priority|P3 |P1 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/65489] [5 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass 2015-03-20 10:36 [Bug target/65489] New: [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass ktkachov at gcc dot gnu.org 2015-03-20 10:37 ` [Bug target/65489] " ktkachov at gcc dot gnu.org 2015-03-31 13:10 ` [Bug target/65489] [5 " rguenth at gcc dot gnu.org @ 2015-04-07 10:18 ` rguenth at gcc dot gnu.org 2015-04-07 10:20 ` rguenth at gcc dot gnu.org ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2015-04-07 10:18 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65489 --- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> --- Ping? If TARGET_LEGITIMATE_CONSTANT_P is at fault isn't this a latent issue also present on branches? ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/65489] [5 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass 2015-03-20 10:36 [Bug target/65489] New: [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass ktkachov at gcc dot gnu.org ` (2 preceding siblings ...) 2015-04-07 10:18 ` rguenth at gcc dot gnu.org @ 2015-04-07 10:20 ` rguenth at gcc dot gnu.org 2015-04-07 10:24 ` ktkachov at gcc dot gnu.org 2015-04-07 10:28 ` ktkachov at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2015-04-07 10:20 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65489 --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- A posted patch was approved but not yet checked in. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/65489] [5 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass 2015-03-20 10:36 [Bug target/65489] New: [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass ktkachov at gcc dot gnu.org ` (3 preceding siblings ...) 2015-04-07 10:20 ` rguenth at gcc dot gnu.org @ 2015-04-07 10:24 ` ktkachov at gcc dot gnu.org 2015-04-07 10:28 ` ktkachov at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: ktkachov at gcc dot gnu.org @ 2015-04-07 10:24 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65489 --- Comment #4 from ktkachov at gcc dot gnu.org --- Author: ktkachov Date: Tue Apr 7 10:24:19 2015 New Revision: 221892 URL: https://gcc.gnu.org/viewcvs?rev=221892&root=gcc&view=rev Log: [ARM] PR 65489: Accept VSTRUCT constants in arm_legitimate_constant_p PR target/65489 * config/arm/arm.c (arm_legitimate_constant_p_1): Remove restriction on constants for NEON VSTRUCT modes. Modified: trunk/gcc/ChangeLog trunk/gcc/config/arm/arm.c ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/65489] [5 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass 2015-03-20 10:36 [Bug target/65489] New: [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass ktkachov at gcc dot gnu.org ` (4 preceding siblings ...) 2015-04-07 10:24 ` ktkachov at gcc dot gnu.org @ 2015-04-07 10:28 ` ktkachov at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: ktkachov at gcc dot gnu.org @ 2015-04-07 10:28 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65489 ktkachov at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED --- Comment #5 from ktkachov at gcc dot gnu.org --- Fixed on trunk. I couldn't get any testcase to fail from this issue on the other branches, so I can't confirm that it's present there. If someone manages to reproduce it there, please reopen this or a new PR ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2015-04-07 10:28 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2015-03-20 10:36 [Bug target/65489] New: [5.0 Regression] Testcase for PR 65427 ICEs at -Os on arm-none-eabi in hoist pass ktkachov at gcc dot gnu.org 2015-03-20 10:37 ` [Bug target/65489] " ktkachov at gcc dot gnu.org 2015-03-31 13:10 ` [Bug target/65489] [5 " rguenth at gcc dot gnu.org 2015-04-07 10:18 ` rguenth at gcc dot gnu.org 2015-04-07 10:20 ` rguenth at gcc dot gnu.org 2015-04-07 10:24 ` ktkachov at gcc dot gnu.org 2015-04-07 10:28 ` ktkachov at gcc dot gnu.org
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