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* [Bug target/46084] New: gcc.dg/split-4.c failed with -mavx -m32
@ 2010-10-19 19:26 hjl.tools at gmail dot com
2010-10-19 22:42 ` [Bug target/46084] " hjl.tools at gmail dot com
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: hjl.tools at gmail dot com @ 2010-10-19 19:26 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46084
Summary: gcc.dg/split-4.c failed with -mavx -m32
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: hjl.tools@gmail.com
CC: iant@google.com
On Linux/ia32, gcc.dg/split-4.c failed with -mavx -m32:
[hjl@gnu-18 gcc]$ ./xgcc -B./
/export/gnu/import/git/gcc-avx/gcc/testsuite/gcc.dg/split-4.c -fsplit-stack
-m32 -mavx
[hjl@gnu-18 gcc]$ ./a.out
Segmentation fault
[hjl@gnu-18 gcc]$
You can download AVX emulator from
http://software.intel.com/en-us/avx/
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug target/46084] gcc.dg/split-4.c failed with -mavx -m32 2010-10-19 19:26 [Bug target/46084] New: gcc.dg/split-4.c failed with -mavx -m32 hjl.tools at gmail dot com @ 2010-10-19 22:42 ` hjl.tools at gmail dot com 2010-11-05 23:45 ` ian at gcc dot gnu.org 2010-11-05 23:49 ` ian at airs dot com 2 siblings, 0 replies; 4+ messages in thread From: hjl.tools at gmail dot com @ 2010-10-19 22:42 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46084 --- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2010-10-19 22:42:20 UTC --- This one fails without AVX instructions: [hjl@gnu-18 gcc]$ ./xgcc -B./ /export/gnu/import/git/gcc-avx/gcc/testsuite/gcc.dg/split-4.c -mavx -m32 -fsplit-stack -S [hjl@gnu-18 gcc]$ ./xgcc -B./ -m32 split-4.s [hjl@gnu-18 gcc]$ ./a.out Segmentation fault [hjl@gnu-18 gcc]$ ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/46084] gcc.dg/split-4.c failed with -mavx -m32 2010-10-19 19:26 [Bug target/46084] New: gcc.dg/split-4.c failed with -mavx -m32 hjl.tools at gmail dot com 2010-10-19 22:42 ` [Bug target/46084] " hjl.tools at gmail dot com @ 2010-11-05 23:45 ` ian at gcc dot gnu.org 2010-11-05 23:49 ` ian at airs dot com 2 siblings, 0 replies; 4+ messages in thread From: ian at gcc dot gnu.org @ 2010-11-05 23:45 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46084 --- Comment #2 from ian at gcc dot gnu.org <ian at gcc dot gnu.org> 2010-11-05 23:45:38 UTC --- Author: ian Date: Fri Nov 5 23:45:32 2010 New Revision: 166383 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166383 Log: gcc/: PR target/46084 * explow.c (allocate_dynamic_stack_space): If flag_split_stack, request enough additional space for alignment, and force alignment. testsuite/: * gcc.target/i386/pr46084.c: New test. Added: trunk/gcc/testsuite/gcc.target/i386/pr46084.c Modified: trunk/gcc/ChangeLog trunk/gcc/explow.c trunk/gcc/testsuite/ChangeLog ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/46084] gcc.dg/split-4.c failed with -mavx -m32 2010-10-19 19:26 [Bug target/46084] New: gcc.dg/split-4.c failed with -mavx -m32 hjl.tools at gmail dot com 2010-10-19 22:42 ` [Bug target/46084] " hjl.tools at gmail dot com 2010-11-05 23:45 ` ian at gcc dot gnu.org @ 2010-11-05 23:49 ` ian at airs dot com 2 siblings, 0 replies; 4+ messages in thread From: ian at airs dot com @ 2010-11-05 23:49 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46084 Ian Lance Taylor <ian at airs dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED CC| |ian at airs dot com Resolution| |FIXED --- Comment #3 from Ian Lance Taylor <ian at airs dot com> 2010-11-05 23:49:16 UTC --- Fixed. Thanks for reporting the bug. ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2010-11-05 23:49 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2010-10-19 19:26 [Bug target/46084] New: gcc.dg/split-4.c failed with -mavx -m32 hjl.tools at gmail dot com 2010-10-19 22:42 ` [Bug target/46084] " hjl.tools at gmail dot com 2010-11-05 23:45 ` ian at gcc dot gnu.org 2010-11-05 23:49 ` ian at airs dot com
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