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* [Bug rtl-optimization/51856] New: [4.7 Regression] ICE in reload_cse_simplify_operands @ 2012-01-13 23:42 jakub at gcc dot gnu.org 2012-01-13 23:45 ` [Bug rtl-optimization/51856] " jakub at gcc dot gnu.org ` (5 more replies) 0 siblings, 6 replies; 7+ messages in thread From: jakub at gcc dot gnu.org @ 2012-01-13 23:42 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51856 Bug #: 51856 Summary: [4.7 Regression] ICE in reload_cse_simplify_operands Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization AssignedTo: unassigned@gcc.gnu.org ReportedBy: jakub@gcc.gnu.org Target: s390-linux struct B { int b1; long long b2, b3; int b4; }; struct C { char c1[40], c2, c3[96]; long long c4[5], c5; char c6[596]; }; void fn1 (long long), fn2 (char *, int), fn4 (void); int r, fn3 (int, const char *, int, char *, int, int); void foo (int t, int u, int v, int w, int x, int y, struct B *z) { char c[512], d[512], e; struct C g; long long f, h[255]; struct B j; __builtin_bzero (&j, sizeof j); if (y > w) fn4 (); __builtin_bzero (&g, sizeof g); g.c5 = h[0]; fn1 (z ? z->b3 : f); g.c2 = y; fn2 (d, 256); if (fn3 (r, "", e, c, 0, 16)) fn4 (); } ICEs with -O2 -m31 on the trunk with: rh773565.i: In function 'foo': rh773565.i:23:1: error: insn does not satisfy its constraints: (insn 51 136 120 8 (set (mem/s/c:QI (plus:SI (reg/f:SI 15 %r15) (const_int 1208 [0x4b8])) [0 g.c2+0 S1 A64]) (mem/c/i:QI (plus:SI (plus:SI (reg/f:SI 15 %r15) (reg:SI 1 %r1)) (const_int 3 [0x3])) [5 y+3 S1 A32])) rh773565.i:19 73 {*movqi} (nil)) rh773565.i:23:1: internal compiler error: in reload_cse_simplify_operands, at postreload.c:403 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug rtl-optimization/51856] [4.7 Regression] ICE in reload_cse_simplify_operands 2012-01-13 23:42 [Bug rtl-optimization/51856] New: [4.7 Regression] ICE in reload_cse_simplify_operands jakub at gcc dot gnu.org @ 2012-01-13 23:45 ` jakub at gcc dot gnu.org 2012-01-19 12:57 ` rguenth at gcc dot gnu.org ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: jakub at gcc dot gnu.org @ 2012-01-13 23:45 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51856 Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |krebbel at gcc dot gnu.org, | |uweigand at gcc dot gnu.org Target Milestone|--- |4.7.0 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug rtl-optimization/51856] [4.7 Regression] ICE in reload_cse_simplify_operands 2012-01-13 23:42 [Bug rtl-optimization/51856] New: [4.7 Regression] ICE in reload_cse_simplify_operands jakub at gcc dot gnu.org 2012-01-13 23:45 ` [Bug rtl-optimization/51856] " jakub at gcc dot gnu.org @ 2012-01-19 12:57 ` rguenth at gcc dot gnu.org 2012-01-19 13:07 ` jakub at gcc dot gnu.org ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu.org @ 2012-01-19 12:57 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51856 Richard Guenther <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Priority|P3 |P4 Status|UNCONFIRMED |NEW Last reconfirmed| |2012-01-19 Ever Confirmed|0 |1 --- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-19 12:54:30 UTC --- Confirmed with a cross from x86_64-linux. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug rtl-optimization/51856] [4.7 Regression] ICE in reload_cse_simplify_operands 2012-01-13 23:42 [Bug rtl-optimization/51856] New: [4.7 Regression] ICE in reload_cse_simplify_operands jakub at gcc dot gnu.org 2012-01-13 23:45 ` [Bug rtl-optimization/51856] " jakub at gcc dot gnu.org 2012-01-19 12:57 ` rguenth at gcc dot gnu.org @ 2012-01-19 13:07 ` jakub at gcc dot gnu.org 2012-01-19 14:59 ` krebbel at gcc dot gnu.org ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: jakub at gcc dot gnu.org @ 2012-01-19 13:07 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51856 --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-01-19 12:59:44 UTC --- Why P4? This is a secondary target, failure to build mysql. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug rtl-optimization/51856] [4.7 Regression] ICE in reload_cse_simplify_operands 2012-01-13 23:42 [Bug rtl-optimization/51856] New: [4.7 Regression] ICE in reload_cse_simplify_operands jakub at gcc dot gnu.org ` (2 preceding siblings ...) 2012-01-19 13:07 ` jakub at gcc dot gnu.org @ 2012-01-19 14:59 ` krebbel at gcc dot gnu.org 2012-01-20 17:22 ` krebbel at gcc dot gnu.org 2012-01-24 8:04 ` jakub at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: krebbel at gcc dot gnu.org @ 2012-01-19 14:59 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51856 --- Comment #3 from Andreas Krebbel <krebbel at gcc dot gnu.org> 2012-01-19 14:38:46 UTC --- Created attachment 26379 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26379 Fix I've introduced that bug with: http://gcc.gnu.org/ml/gcc-patches/2011-03/msg01527.html So it's fair to hit s390 first :( In find_reloads_subreg_address the -1 value is not properly propagated from find_reloads_address invocation so find_reloads wrongly assumes that the address has been fully reloaded into a register. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug rtl-optimization/51856] [4.7 Regression] ICE in reload_cse_simplify_operands 2012-01-13 23:42 [Bug rtl-optimization/51856] New: [4.7 Regression] ICE in reload_cse_simplify_operands jakub at gcc dot gnu.org ` (3 preceding siblings ...) 2012-01-19 14:59 ` krebbel at gcc dot gnu.org @ 2012-01-20 17:22 ` krebbel at gcc dot gnu.org 2012-01-24 8:04 ` jakub at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: krebbel at gcc dot gnu.org @ 2012-01-20 17:22 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51856 --- Comment #4 from Andreas Krebbel <krebbel at gcc dot gnu.org> 2012-01-20 16:29:11 UTC --- Author: krebbel Date: Fri Jan 20 16:29:01 2012 New Revision: 183341 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183341 Log: 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> PR rtl-optimization/51856 * reload.c (find_reloads_subreg_address): Set the address_reloaded flag to reloaded. 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> * gcc.c-torture/compile/pr51856.c: New testcase. Added: trunk/gcc/testsuite/gcc.c-torture/compile/pr51856.c Modified: trunk/gcc/ChangeLog trunk/gcc/reload.c trunk/gcc/testsuite/ChangeLog ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug rtl-optimization/51856] [4.7 Regression] ICE in reload_cse_simplify_operands 2012-01-13 23:42 [Bug rtl-optimization/51856] New: [4.7 Regression] ICE in reload_cse_simplify_operands jakub at gcc dot gnu.org ` (4 preceding siblings ...) 2012-01-20 17:22 ` krebbel at gcc dot gnu.org @ 2012-01-24 8:04 ` jakub at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: jakub at gcc dot gnu.org @ 2012-01-24 8:04 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51856 Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution| |FIXED --- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-01-24 07:44:36 UTC --- Fixed. ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2012-01-24 7:45 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2012-01-13 23:42 [Bug rtl-optimization/51856] New: [4.7 Regression] ICE in reload_cse_simplify_operands jakub at gcc dot gnu.org 2012-01-13 23:45 ` [Bug rtl-optimization/51856] " jakub at gcc dot gnu.org 2012-01-19 12:57 ` rguenth at gcc dot gnu.org 2012-01-19 13:07 ` jakub at gcc dot gnu.org 2012-01-19 14:59 ` krebbel at gcc dot gnu.org 2012-01-20 17:22 ` krebbel at gcc dot gnu.org 2012-01-24 8:04 ` jakub at gcc dot gnu.org
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