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* [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame
@ 2014-02-14 9:29 ebotcazou at gcc dot gnu.org
2014-02-14 9:39 ` [Bug target/60193] " ktietz at gcc dot gnu.org
` (10 more replies)
0 siblings, 11 replies; 12+ messages in thread
From: ebotcazou at gcc dot gnu.org @ 2014-02-14 9:29 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
Bug ID: 60193
Summary: [4.7.4/4.8/4.9 regression] ICE on big nested frame
Product: gcc
Version: 4.7.4
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: ebotcazou at gcc dot gnu.org
CC: ktietz at gcc dot gnu.org
Depends on: 56807
Target: x86_64-*-mingw
The fix for PR target/56807 has introduced ICEs on big nested frames:
eric@polaris:~/gnat/bugs/N213-061> cat t.c
void foo (int i)
{
void nested (void)
{
char arr[1U << 31];
arr[i] = 0;
}
nested ();
}
eric@polaris:~/gnat/bugs/N213-061> ~/gnat/gnat7_47/x86_64-pc-mingw32/gcc/cc1
-quiet t.c
t.c: In function 'nested':
t.c:7:3: internal compiler error: in change_address_1, at emit-rtl.c:2001
Please submit a full bug report,
with preprocessed source if appropriate.
Contact <http://gcc.gnu.org/bugs.html> for instructions.
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7.4/4.8/4.9 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
2014-02-14 9:39 ` [Bug target/60193] " ktietz at gcc dot gnu.org
@ 2014-02-14 9:39 ` rguenth at gcc dot gnu.org
2014-02-14 9:51 ` ktietz at gcc dot gnu.org
` (8 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-02-14 9:39 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7.4/4.8/4.9 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
@ 2014-02-14 9:39 ` ktietz at gcc dot gnu.org
2014-02-14 9:39 ` rguenth at gcc dot gnu.org
` (9 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: ktietz at gcc dot gnu.org @ 2014-02-14 9:39 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
Kai Tietz <ktietz at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |WAITING
Last reconfirmed| |2014-02-14
Ever confirmed|0 |1
--- Comment #1 from Kai Tietz <ktietz at gcc dot gnu.org> ---
Hmm, I can't reproduce this with recent 4.9 gcc. There is no ICE.
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7.4/4.8/4.9 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
2014-02-14 9:39 ` [Bug target/60193] " ktietz at gcc dot gnu.org
2014-02-14 9:39 ` rguenth at gcc dot gnu.org
@ 2014-02-14 9:51 ` ktietz at gcc dot gnu.org
2014-02-14 10:00 ` ebotcazou at gcc dot gnu.org
` (7 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: ktietz at gcc dot gnu.org @ 2014-02-14 9:51 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
--- Comment #2 from Kai Tietz <ktietz at gcc dot gnu.org> ---
I built recent 4.8 cross-compiler and tested. Again no ICE for this testcase
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7.4/4.8/4.9 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
` (2 preceding siblings ...)
2014-02-14 9:51 ` ktietz at gcc dot gnu.org
@ 2014-02-14 10:00 ` ebotcazou at gcc dot gnu.org
2014-02-14 11:03 ` ktietz at gcc dot gnu.org
` (6 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: ebotcazou at gcc dot gnu.org @ 2014-02-14 10:00 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
--- Comment #3 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Sorry, minor pilot error, try with:
void foo (int i)
{
void nested (void)
{
char arr[(1U << 31) + 4];
arr[i] = 0;
}
nested ();
}
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7.4/4.8/4.9 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
` (3 preceding siblings ...)
2014-02-14 10:00 ` ebotcazou at gcc dot gnu.org
@ 2014-02-14 11:03 ` ktietz at gcc dot gnu.org
2014-02-14 11:52 ` ktietz at gcc dot gnu.org
` (5 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: ktietz at gcc dot gnu.org @ 2014-02-14 11:03 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
--- Comment #5 from Kai Tietz <ktietz at gcc dot gnu.org> ---
Ok found issue. Problem is that x86_64 instructions have a maximum-offset of
2^31. Legitimate instruction doesn't detect here that constant is unsigned, so
it fails. Nevertheless issue would happen always too for (1U << 32) even for
x86_64 abi.
Solution might be here to use the eax-register for addressing instead of
constant.
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7.4/4.8/4.9 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
` (4 preceding siblings ...)
2014-02-14 11:03 ` ktietz at gcc dot gnu.org
@ 2014-02-14 11:52 ` ktietz at gcc dot gnu.org
2014-02-18 12:49 ` ktietz at gcc dot gnu.org
` (4 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: ktietz at gcc dot gnu.org @ 2014-02-14 11:52 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
--- Comment #6 from Kai Tietz <ktietz at gcc dot gnu.org> ---
Patch posted to ML at http://gcc.gnu.org/ml/gcc-patches/2014-02/msg00900.html
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7.4/4.8/4.9 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
` (5 preceding siblings ...)
2014-02-14 11:52 ` ktietz at gcc dot gnu.org
@ 2014-02-18 12:49 ` ktietz at gcc dot gnu.org
2014-02-18 12:53 ` [Bug target/60193] [4.7/4.8 " jakub at gcc dot gnu.org
` (3 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: ktietz at gcc dot gnu.org @ 2014-02-18 12:49 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
--- Comment #7 from Kai Tietz <ktietz at gcc dot gnu.org> ---
Author: ktietz
Date: Tue Feb 18 12:49:15 2014
New Revision: 207844
URL: http://gcc.gnu.org/viewcvs?rev=207844&root=gcc&view=rev
Log:
2014-02-18 Kai Tietz <ktietz@redhat.com>
PR target/60193
* config/i386/i386.c (ix86_expand_prologue): Use
rax register as displacement for restoring %r10, %rax.
Additional fix wrong offset for restoring both-registers.
2014-02-18 Kai Tietz <ktietz@redhat.com>
PR target/60193
* gcc.target/i386/nest-1.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.target/i386/nest-1.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
trunk/gcc/testsuite/ChangeLog
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7/4.8 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
` (6 preceding siblings ...)
2014-02-18 12:49 ` ktietz at gcc dot gnu.org
@ 2014-02-18 12:53 ` jakub at gcc dot gnu.org
2014-02-18 12:58 ` ktietz at gcc dot gnu.org
` (2 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: jakub at gcc dot gnu.org @ 2014-02-18 12:53 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jakub at gcc dot gnu.org
Summary|[4.7.4/4.8/4.9 regression] |[4.7/4.8 regression] ICE on
|ICE on big nested frame |big nested frame
--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Fixed on the trunk then.
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7/4.8 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
` (7 preceding siblings ...)
2014-02-18 12:53 ` [Bug target/60193] [4.7/4.8 " jakub at gcc dot gnu.org
@ 2014-02-18 12:58 ` ktietz at gcc dot gnu.org
2014-02-18 13:47 ` ktietz at gcc dot gnu.org
2014-02-18 13:49 ` ktietz at gcc dot gnu.org
10 siblings, 0 replies; 12+ messages in thread
From: ktietz at gcc dot gnu.org @ 2014-02-18 12:58 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
--- Comment #9 from Kai Tietz <ktietz at gcc dot gnu.org> ---
Author: ktietz
Date: Tue Feb 18 12:57:32 2014
New Revision: 207845
URL: http://gcc.gnu.org/viewcvs?rev=207845&root=gcc&view=rev
Log:
2014-02-18 Kai Tietz <ktietz@redhat.com>
Backport from mainline
PR target/60193
* config/i386/i386.c (ix86_expand_prologue): Use
rax register as displacement for restoring %r10, %rax.
Additional fix wrong offset for restoring both-registers.
2014-02-18 Kai Tietz <ktietz@redhat.com>
PR target/60193
* gcc.target/i386/nest-1.c: New testcase.
Added:
branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/nest-1.c
Modified:
branches/gcc-4_8-branch/gcc/ChangeLog
branches/gcc-4_8-branch/gcc/config/i386/i386.c
branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7/4.8 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
` (8 preceding siblings ...)
2014-02-18 12:58 ` ktietz at gcc dot gnu.org
@ 2014-02-18 13:47 ` ktietz at gcc dot gnu.org
2014-02-18 13:49 ` ktietz at gcc dot gnu.org
10 siblings, 0 replies; 12+ messages in thread
From: ktietz at gcc dot gnu.org @ 2014-02-18 13:47 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
--- Comment #10 from Kai Tietz <ktietz at gcc dot gnu.org> ---
Author: ktietz
Date: Tue Feb 18 13:46:38 2014
New Revision: 207846
URL: http://gcc.gnu.org/viewcvs?rev=207846&root=gcc&view=rev
Log:
2014-02-18 Kai Tietz <ktietz@redhat.com>
Backport from mainline
PR target/60193
* config/i386/i386.c (ix86_expand_prologue): Use
rax register as displacement for restoring %r10, %rax.
Additional fix wrong offset for restoring both-registers.
2014-02-18 Kai Tietz <ktietz@redhat.com>
PR target/60193
* gcc.target/i386/nest-1.c: New testcase.
Added:
branches/gcc-4_7-branch/gcc/testsuite/gcc.target/i386/nest-1.c
Modified:
branches/gcc-4_7-branch/gcc/ChangeLog
branches/gcc-4_7-branch/gcc/config/i386/i386.c
branches/gcc-4_7-branch/gcc/testsuite/ChangeLog
^ permalink raw reply [flat|nested] 12+ messages in thread
* [Bug target/60193] [4.7/4.8 regression] ICE on big nested frame
2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
` (9 preceding siblings ...)
2014-02-18 13:47 ` ktietz at gcc dot gnu.org
@ 2014-02-18 13:49 ` ktietz at gcc dot gnu.org
10 siblings, 0 replies; 12+ messages in thread
From: ktietz at gcc dot gnu.org @ 2014-02-18 13:49 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60193
Kai Tietz <ktietz at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #11 from Kai Tietz <ktietz at gcc dot gnu.org> ---
Fixed on all open branches. Close bug
^ permalink raw reply [flat|nested] 12+ messages in thread
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2014-02-14 9:29 [Bug target/60193] New: [4.7.4/4.8/4.9 regression] ICE on big nested frame ebotcazou at gcc dot gnu.org
2014-02-14 9:39 ` [Bug target/60193] " ktietz at gcc dot gnu.org
2014-02-14 9:39 ` rguenth at gcc dot gnu.org
2014-02-14 9:51 ` ktietz at gcc dot gnu.org
2014-02-14 10:00 ` ebotcazou at gcc dot gnu.org
2014-02-14 11:03 ` ktietz at gcc dot gnu.org
2014-02-14 11:52 ` ktietz at gcc dot gnu.org
2014-02-18 12:49 ` ktietz at gcc dot gnu.org
2014-02-18 12:53 ` [Bug target/60193] [4.7/4.8 " jakub at gcc dot gnu.org
2014-02-18 12:58 ` ktietz at gcc dot gnu.org
2014-02-18 13:47 ` ktietz at gcc dot gnu.org
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