[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #33 from boger at gcc dot gnu.org --- Author: boger Date: Wed Oct 28 16:00:46 2015 New Revision: 229493 URL: https://gcc.gnu.org/viewcvs?rev=229493=gcc=rev Log: Backport of r229009 PR66870 PowerPC64 Enable gold linker with split

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #32 from Alan Modra --- Author: amodra Date: Mon Oct 19 23:50:30 2015 New Revision: 229009 URL: https://gcc.gnu.org/viewcvs?rev=229009=gcc=rev Log: PR66870 PowerPC64 Enable gold linker with split stack A

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #31 from boger at gcc dot gnu.org --- Author: boger Date: Thu Oct 8 19:21:45 2015 New Revision: 228623 URL: https://gcc.gnu.org/viewcvs?rev=228623=gcc=rev Log: Backport of rev 228311 PR target/66870 *

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #25 from boger at us dot ibm.com --- (In reply to Andreas Schwab from comment #24) > ../../gcc/go/gospec.c: In function 'void > lang_specific_driver(cl_decoded_option**, unsigned int*, int*)': > ../../gcc/go/gospec.c:161:7: error:

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #26 from Andreas Schwab --- Just try any target.

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 Ian Lance Taylor changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #30 from ian at gcc dot gnu.org --- Author: ian Date: Thu Oct 1 14:43:57 2015 New Revision: 228342 URL: https://gcc.gnu.org/viewcvs?rev=228342=gcc=rev Log: PR go/66870 * gospec.c (lang_specific_driver): Only look

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #27 from Ian Lance Taylor --- Any target that doesn't have a -m32 option. This does work on x86 targets, since they have a -m32 option in their config/CPU/CPU.opt file. Sorry for not catching this.

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #28 from boger at us dot ibm.com --- I could put back the #ifdef TARGET_CAN_SPLIT_STACK_64BIT around the OPT_m32 case if that is OK. Doesn't fail on the builds for ppc64le or ppc64 either.

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #24 from Andreas Schwab --- ../../gcc/go/gospec.c: In function 'void lang_specific_driver(cl_decoded_option**, unsigned int*, int*)': ../../gcc/go/gospec.c:161:7: error: 'OPT_m32' was not declared in this scope

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #23 from ian at gcc dot gnu.org --- Author: ian Date: Wed Sep 30 23:06:11 2015 New Revision: 228311 URL: https://gcc.gnu.org/viewcvs?rev=228311=gcc=rev Log: PR target/66870 * config/rs6000/sysv4.h

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #22 from Alan Modra amodra at gcc dot gnu.org --- Author: amodra Date: Thu Aug 13 05:25:02 2015 New Revision: 226848 URL: https://gcc.gnu.org/viewcvs?rev=226848root=gccview=rev Log: More split-stack fixes Backport rev 226443

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #21 from boger at us dot ibm.com --- Created attachment 36142 -- https://gcc.gnu.org/bugzilla/attachment.cgi?id=36142action=edit Configure gold with split stack based on binutils version This is an updated version of the previous

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #17 from boger at us dot ibm.com --- Created attachment 36132 -- https://gcc.gnu.org/bugzilla/attachment.cgi?id=36132action=edit Configure gold linker with split stack if available Attaching my patch to detect for split stack

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #18 from Ian Lance Taylor ian at airs dot com --- In the patch in comment #17, the code in gcc/configure.ac looks misplaced: shouldn't it be before the ;;, and not add another ;;? Can you explain why the test in libgo/configure.ac

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #19 from boger at us dot ibm.com --- (In reply to Ian Lance Taylor from comment #18) In the patch in comment #17, the code in gcc/configure.ac looks misplaced: shouldn't it be before the ;;, and not add another ;;? Can you

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #20 from boger at gcc dot gnu.org --- Author: boger Date: Wed Aug 5 18:07:16 2015 New Revision: 226643 URL: https://gcc.gnu.org/viewcvs?rev=226643root=gccview=rev Log: 2015-08-15 Lynn Boger labo...@linux.vnet.ibm.com PR

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #16 from Alan Modra amodra at gcc dot gnu.org --- Author: amodra Date: Fri Jul 31 14:05:42 2015 New Revision: 226443 URL: https://gcc.gnu.org/viewcvs?rev=226443root=gccview=rev Log: PR target/66870 *

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #15 from boger at us dot ibm.com --- I have submitted my patch to gcc-patches to check for the no_split_stack attribute after revising it based on Alan's comments.

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #14 from boger at us dot ibm.com --- I did bootstrap a build on ppc64 multilib, using Alan's latest and my patch and Andreas' patch on a system with glibc = 2.18. (Without Andreas' patch it won't bootstrap on the 32 bit build on this

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #13 from boger at us dot ibm.com --- Use of the gold linker on ppc64 (BE) with static linking results in these warnings: /usr/local/gold/bin/ld.gold: warning: /usr/lib/gcc/ppc64-redhat-linux/4.8.3/../../../../lib64/libc.a(malloc.o):

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #12 from Alan Modra amodra at gmail dot com --- Created attachment 36003 -- https://gcc.gnu.org/bugzilla/attachment.cgi?id=36003action=edit fix shrink-wrap issue The attached patch cures the shrink wrap problem. I haven't yet

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #11 from Alan Modra amodra at gmail dot com --- I can reproduce the fail. It is caused by shrink-wrapping.

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #10 from boger at us dot ibm.com --- Now that I am building on ppc64 with a new enough glibc, using my latest patches for rs6000.c and Andreas' patch, and forcing the gold linker to be used, I am hitting a testcase failure in the

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #8 from boger at us dot ibm.com --- Created attachment 35989 -- https://gcc.gnu.org/bugzilla/attachment.cgi?id=35989action=edit Clean up checks for flag_split_stack and attribute no_split_stack Made the change related to Alan's

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #9 from boger at us dot ibm.com --- (In reply to Andreas Schwab from comment #6) (past a few statements) Huh? @@ -158,10 +158,6 @@ go_langhook_init_options_struct (struct gcc_options *opts) @@ -295,6 +291,11 @@

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #1 from Ian Lance Taylor ian at airs dot com --- The various issues in this bug are in different parts of the code base. The bug is assigned to me, but, to be clear, I have no plans to work on anything in the PPC-specific code. For

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #2 from boger at us dot ibm.com --- (In reply to Ian Lance Taylor from comment #1) The various issues in this bug are in different parts of the code base. The bug is assigned to me, but, to be clear, I have no plans to work on

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #4 from Andreas Schwab sch...@linux-m68k.org --- past a few statements Huh??

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #5 from boger at us dot ibm.com --- (In reply to Andreas Schwab from comment #4) past a few statements Huh?? Here is your patch diff --git a/gcc/go/go-lang.c b/gcc/go/go-lang.c index ce4dd9b..d952e0f 100644 ---

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 Alan Modra amodra at gmail dot com changed: What|Removed |Added Status|UNCONFIRMED |NEW Last

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #6 from Andreas Schwab sch...@linux-m68k.org --- (past a few statements) Huh? @@ -158,10 +158,6 @@ go_langhook_init_options_struct (struct gcc_options *opts) @@ -295,6 +291,11 @@ go_langhook_post_options (const char **pfilename

[Bug go/66870] split stack issues on ppc64le and ppc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870 --- Comment #3 from Ian Lance Taylor ian at airs dot com --- In gcc.c there is STACK_SPLIT_SPEC which sets --wrap=pthread_create in the LINK_COMMAND_SPEC if -fsplit-stack is set. Is there a reason there are 2 different split stack dependent