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* [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
@ 2014-05-19 21:27 ubizjak at gmail dot com
2014-05-20 8:38 ` [Bug rtl-optimization/61239] " rguenth at gcc dot gnu.org
` (7 more replies)
0 siblings, 8 replies; 9+ messages in thread
From: ubizjak at gmail dot com @ 2014-05-19 21:27 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61239
Bug ID: 61239
Summary: [4.10 Regression]: ICE in decompose, at rtl.h when
compiling vshuf-v16hi.c using -mavx2
Product: gcc
Version: 4.10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: ubizjak at gmail dot com
As found in [1]:
FAIL: c-c++-common/torture/vshuf-v16hi.c -O0 (internal compiler error)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O0 (test for excess errors)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O1 (internal compiler error)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O1 (test for excess errors)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O2 (internal compiler error)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O2 (test for excess errors)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O3 -fomit-frame-pointer (internal
compiler error)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O3 -fomit-frame-pointer (test for
excess errors)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O3 -g (internal compiler error)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O3 -g (test for excess errors)
FAIL: c-c++-common/torture/vshuf-v16hi.c -Os (internal compiler error)
FAIL: c-c++-common/torture/vshuf-v16hi.c -Os (test for excess errors)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none (internal compiler error)
FAIL: c-c++-common/torture/vshuf-v16hi.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none (test for excess errors)
$ /ssd/uros/gcc-build/gcc/cc1 -O2 -mavx2 -quiet vshuf-v16hi.c
In file included from vshuf-v16hi.c:5:0:
vshuf-main.inc: In function ‘main’:
vshuf-main.inc:12:9: internal compiler error: in decompose, at rtl.h:1456
V r = __builtin_shuffle(tests[i].in, tests[i].mask);
^
0x72fe16 wi::int_traits<std::pair<rtx_def*, machine_mode> >::decompose(long*,
unsigned int, std::pair<rtx_def*, machine_mode> const&)
/home/uros/gcc-svn/trunk/gcc/rtl.h:1454
0x72fe16 wide_int_ref_storage<std::pair<rtx_def*, machine_mode> >
/home/uros/gcc-svn/trunk/gcc/wide-int.h:950
0x72fe16 generic_wide_int<std::pair<rtx_def*, machine_mode> >
/home/uros/gcc-svn/trunk/gcc/wide-int.h:727
0x72fe16 make_tree(tree_node*, rtx_def*)
/home/uros/gcc-svn/trunk/gcc/expmed.c:4970
0x72fa0b make_tree(tree_node*, rtx_def*)
/home/uros/gcc-svn/trunk/gcc/expmed.c:5001
0xc39055 force_const_mem(machine_mode, rtx_def*)
/home/uros/gcc-svn/trunk/gcc/varasm.c:3694
0x7430c2 emit_move_insn(rtx_def*, rtx_def*)
/home/uros/gcc-svn/trunk/gcc/expr.c:3587
0x725dbb force_reg
/home/uros/gcc-svn/trunk/gcc/explow.c:670
0xc8d717 ix86_expand_vec_perm(rtx_def**)
/home/uros/gcc-svn/trunk/gcc/config/i386/i386.c:21548
0xd65635 gen_vec_permv16hi(rtx_def*, rtx_def*, rtx_def*, rtx_def*)
/home/uros/gcc-svn/trunk/gcc/config/i386/sse.md:8934
[1] https://gcc.gnu.org/ml/gcc-testresults/2014-05/msg01644.html
>From gcc-bugs-return-451972-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Mon May 19 22:26:26 2014
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From: "rearnsha at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/61208] armhf: generated asm code produces "branch out of range" error in gas with -Os
Date: Mon, 19 May 2014 22:26:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?ida208
Richard Earnshaw <rearnsha at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2014-05-19
Known to work|4.9.0 |
Assignee|unassigned at gcc dot gnu.org |rearnsha at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #3 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
Confrimed. This is just latent on 4.9 and trunk.
The problem is the arm_cmpdi_unsigned pattern which fails to account for the
extra Thumb IT instruction.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/61239] [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
2014-05-19 21:27 [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2 ubizjak at gmail dot com
@ 2014-05-20 8:38 ` rguenth at gcc dot gnu.org
2014-05-26 14:27 ` ubizjak at gmail dot com
` (6 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-05-20 8:38 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61239
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.10.0
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/61239] [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
2014-05-19 21:27 [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2 ubizjak at gmail dot com
2014-05-20 8:38 ` [Bug rtl-optimization/61239] " rguenth at gcc dot gnu.org
@ 2014-05-26 14:27 ` ubizjak at gmail dot com
2014-06-02 8:52 ` ubizjak at gmail dot com
` (5 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: ubizjak at gmail dot com @ 2014-05-26 14:27 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61239
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |mikestump at comcast dot net,
| |rsandifo at gcc dot gnu.org,
| |zadeck at gcc dot gnu.org
--- Comment #1 from Uroš Bizjak <ubizjak at gmail dot com> ---
Looks like fallout from wide-int merge. Adding CCs.
>From gcc-bugs-return-452549-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Mon May 26 14:40:05 2014
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From: "izamyatin at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug lto/61256] [4.10 regression] Building spec2000/252.eon with LTO got a compfail after r210522
Date: Mon, 26 May 2014 14:40:00 -0000
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--- Comment #1 from Igor Zamyatin <izamyatin at gmail dot com> ---
Fixed by r210672
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/61239] [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
2014-05-19 21:27 [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2 ubizjak at gmail dot com
2014-05-20 8:38 ` [Bug rtl-optimization/61239] " rguenth at gcc dot gnu.org
2014-05-26 14:27 ` ubizjak at gmail dot com
@ 2014-06-02 8:52 ` ubizjak at gmail dot com
2014-06-02 9:22 ` [Bug target/61239] " ubizjak at gmail dot com
` (4 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: ubizjak at gmail dot com @ 2014-06-02 8:52 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61239
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jakub at gcc dot gnu.org
--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> ---
Some more digging:
(gdb) up
#10 0x0000000000ee741e in ix86_expand_vec_perm (operands=0x7fffffffaf30) at
../../gcc-svn/trunk/gcc/config/i386/i386.c:21548
21548 vt = force_reg (V32QImode, vt);
(gdb) p debug_rtx (vt)
(const_vector:V32QI [
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
(const_int 128 [0x80])
])
$11 = void
These don't look like valid QImode elements. Jakub?
>From gcc-bugs-return-452968-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Mon Jun 02 09:12:05 2014
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From: "christophe.lyon at st dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/61325] [4.10 regression] aarch64_be build fails
Date: Mon, 02 Jun 2014 09:12:00 -0000
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--- Comment #5 from christophe.lyon at st dot com ---
I confirm that the build is now fixed.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/61239] [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
2014-05-19 21:27 [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2 ubizjak at gmail dot com
` (2 preceding siblings ...)
2014-06-02 8:52 ` ubizjak at gmail dot com
@ 2014-06-02 9:22 ` ubizjak at gmail dot com
2014-06-02 13:23 ` uros at gcc dot gnu.org
` (3 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: ubizjak at gmail dot com @ 2014-06-02 9:22 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61239
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2014-06-02
Component|rtl-optimization |target
Ever confirmed|0 |1
--- Comment #3 from Uroš Bizjak <ubizjak at gmail dot com> ---
Patch in testing:
--cut here--
Index: i386.c
===================================================================
--- i386.c (revision 211125)
+++ i386.c (working copy)
@@ -21541,7 +21541,7 @@ ix86_expand_vec_perm (rtx operands[])
t1 = gen_reg_rtx (V32QImode);
t2 = gen_reg_rtx (V32QImode);
t3 = gen_reg_rtx (V32QImode);
- vt2 = GEN_INT (128);
+ vt2 = GEN_INT (-128);
for (i = 0; i < 32; i++)
vec[i] = vt2;
vt = gen_rtx_CONST_VECTOR (V32QImode, gen_rtvec_v (32, vec));
--cut here--
>From gcc-bugs-return-452973-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Mon Jun 02 09:25:42 2014
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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/61239] [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
Date: Mon, 02 Jun 2014 09:25:00 -0000
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--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
LGTM, thanks.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/61239] [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
2014-05-19 21:27 [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2 ubizjak at gmail dot com
` (3 preceding siblings ...)
2014-06-02 9:22 ` [Bug target/61239] " ubizjak at gmail dot com
@ 2014-06-02 13:23 ` uros at gcc dot gnu.org
2014-06-02 22:03 ` uros at gcc dot gnu.org
` (2 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: uros at gcc dot gnu.org @ 2014-06-02 13:23 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61239
--- Comment #5 from uros at gcc dot gnu.org ---
Author: uros
Date: Mon Jun 2 13:22:34 2014
New Revision: 211134
URL: http://gcc.gnu.org/viewcvs?rev=211134&root=gcc&view=rev
Log:
PR target/61239
* config/i386/i386.c (ix86_expand_vec_perm) [case V32QImode]: Use
GEN_INT (-128) instead of GEN_INT (128) to set MSB of QImode constant.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/61239] [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
2014-05-19 21:27 [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2 ubizjak at gmail dot com
` (4 preceding siblings ...)
2014-06-02 13:23 ` uros at gcc dot gnu.org
@ 2014-06-02 22:03 ` uros at gcc dot gnu.org
2014-06-02 22:06 ` uros at gcc dot gnu.org
2014-06-02 22:10 ` ubizjak at gmail dot com
7 siblings, 0 replies; 9+ messages in thread
From: uros at gcc dot gnu.org @ 2014-06-02 22:03 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61239
--- Comment #6 from uros at gcc dot gnu.org ---
Author: uros
Date: Mon Jun 2 22:02:58 2014
New Revision: 211149
URL: http://gcc.gnu.org/viewcvs?rev=211149&root=gcc&view=rev
Log:
Backport from mainline
2014-06-02 Uros Bizjak <ubizjak@gmail.com>
PR target/61239
* config/i386/i386.c (ix86_expand_vec_perm) [case V32QImode]: Use
GEN_INT (-128) instead of GEN_INT (128) to set MSB of QImode constant.
Modified:
branches/gcc-4_9-branch/gcc/ChangeLog
branches/gcc-4_9-branch/gcc/config/i386/i386.c
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/61239] [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
2014-05-19 21:27 [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2 ubizjak at gmail dot com
` (5 preceding siblings ...)
2014-06-02 22:03 ` uros at gcc dot gnu.org
@ 2014-06-02 22:06 ` uros at gcc dot gnu.org
2014-06-02 22:10 ` ubizjak at gmail dot com
7 siblings, 0 replies; 9+ messages in thread
From: uros at gcc dot gnu.org @ 2014-06-02 22:06 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61239
--- Comment #7 from uros at gcc dot gnu.org ---
Author: uros
Date: Mon Jun 2 22:05:48 2014
New Revision: 211150
URL: http://gcc.gnu.org/viewcvs?rev=211150&root=gcc&view=rev
Log:
Backport from mainline
2014-06-02 Uros Bizjak <ubizjak@gmail.com>
PR target/61239
* config/i386/i386.c (ix86_expand_vec_perm) [case V32QImode]: Use
GEN_INT (-128) instead of GEN_INT (128) to set MSB of QImode constant.
Modified:
branches/gcc-4_8-branch/gcc/ChangeLog
branches/gcc-4_8-branch/gcc/config/i386/i386.c
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/61239] [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2
2014-05-19 21:27 [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2 ubizjak at gmail dot com
` (6 preceding siblings ...)
2014-06-02 22:06 ` uros at gcc dot gnu.org
@ 2014-06-02 22:10 ` ubizjak at gmail dot com
7 siblings, 0 replies; 9+ messages in thread
From: ubizjak at gmail dot com @ 2014-06-02 22:10 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61239
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
Target Milestone|4.10.0 |4.8.4
--- Comment #8 from Uroš Bizjak <ubizjak at gmail dot com> ---
Fixed for 4.8.4+.
>From gcc-bugs-return-453031-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Mon Jun 02 22:11:35 2014
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From: "jason at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug debug/57519] DW_TAG_imported_declaration put in wrong class (base class instead of derived class)
Date: Mon, 02 Jun 2014 22:11:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?idW519
--- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Mon Jun 2 22:10:57 2014
New Revision: 211151
URL: http://gcc.gnu.org/viewcvs?rev!1151&root=gcc&view=rev
Log:
PR debug/57519
* class.c (handle_using_decl): Pass the correct scope to
cp_emit_debug_info_for_using.
Added:
trunk/gcc/testsuite/g++.dg/debug/dwarf2/imported-decl-2.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/class.c
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-- links below jump to the message on this page --
2014-05-19 21:27 [Bug rtl-optimization/61239] New: [4.10 Regression]: ICE in decompose, at rtl.h when compiling vshuf-v16hi.c using -mavx2 ubizjak at gmail dot com
2014-05-20 8:38 ` [Bug rtl-optimization/61239] " rguenth at gcc dot gnu.org
2014-05-26 14:27 ` ubizjak at gmail dot com
2014-06-02 8:52 ` ubizjak at gmail dot com
2014-06-02 9:22 ` [Bug target/61239] " ubizjak at gmail dot com
2014-06-02 13:23 ` uros at gcc dot gnu.org
2014-06-02 22:03 ` uros at gcc dot gnu.org
2014-06-02 22:06 ` uros at gcc dot gnu.org
2014-06-02 22:10 ` ubizjak at gmail dot com
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