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* [Bug tree-optimization/30938] New: Bootstrap fails on x86_64 for -ftree-vectorize
@ 2007-02-23 19:52 ubizjak at gmail dot com
2007-02-23 20:16 ` [Bug tree-optimization/30938] " ubizjak at gmail dot com
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: ubizjak at gmail dot com @ 2007-02-23 19:52 UTC (permalink / raw)
To: gcc-bugs
-ftree-vectorize bootstrap segfaults on x86_64 in:
0x000000000098ecf9 in vect_is_simple_use (operand=0x2aaab01533c0,
loop_vinfo=0x156f0b0, def_stmt=0x7fff4264e488,
def=0x7fff4264e490, dt=0x7fff4264e488) at
../../gcc-svn/trunk/gcc/tree-vectorizer.c:1729
1729 switch (TREE_CODE (*def_stmt))
(gdb) bt
#0 0x000000000098ecf9 in vect_is_simple_use (operand=0x2aaab01533c0,
loop_vinfo=0x156f0b0, def_stmt=0x7fff4264e488,
def=0x7fff4264e490, dt=0x7fff4264e488) at
../../gcc-svn/trunk/gcc/tree-vectorizer.c:1729
#1 0x0000000000cf8b95 in vectorizable_call (stmt=0x2aaaaee70ed0, bsi=0x0,
vec_stmt=0x0)
at ../../gcc-svn/trunk/gcc/tree-vect-transform.c:1847
#2 0x0000000000ce602d in vect_analyze_operations (loop_vinfo=0x156f0b0) at
../../gcc-svn/trunk/gcc/tree-vect-analyze.c:376
#3 0x0000000000ced78d in vect_analyze_loop (loop=0x156f480) at
../../gcc-svn/trunk/gcc/tree-vect-analyze.c:2727
#4 0x0000000000990d90 in vectorize_loops () at
../../gcc-svn/trunk/gcc/tree-vectorizer.c:2217
#5 0x0000000000919053 in tree_vectorize () at
../../gcc-svn/trunk/gcc/tree-ssa-loop.c:183
This failure happens when compiling i386.c, in function classify_argument.
To reproduce this failure, run make with BOOT_CFLAGS="-O2 -ftree-vectorize".
--
Summary: Bootstrap fails on x86_64 for -ftree-vectorize
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Keywords: build
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: ubizjak at gmail dot com
GCC build triplet: x86_64-pc-linux-gnu
GCC host triplet: x86_64-pc-linux-gnu
GCC target triplet: x86_64-pc-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30938
^ permalink raw reply [flat|nested] 6+ messages in thread* [Bug tree-optimization/30938] Bootstrap fails on x86_64 for -ftree-vectorize 2007-02-23 19:52 [Bug tree-optimization/30938] New: Bootstrap fails on x86_64 for -ftree-vectorize ubizjak at gmail dot com @ 2007-02-23 20:16 ` ubizjak at gmail dot com 2007-02-25 18:29 ` ubizjak at gmail dot com ` (3 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: ubizjak at gmail dot com @ 2007-02-23 20:16 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from ubizjak at gmail dot com 2007-02-23 20:16 ------- This is the operand that is not liked by vect_is_simple_use(): (gdb) p debug_tree (operand) <ssa_name 0x2aaab01533c0 type <enumeral_type 0x2aaaaedc0b40 x86_64_reg_class sizes-gimplified unsigned type_0 SI size <integer_cst 0x2aaaadff1ab0 constant invariant 32> unit size <integer_cst 0x2aaaadff1720 constant invariant 4> align 32 symtab 0 alias set 16 canonical type 0x2aaaaedc0b40 precision 32 min <integer_cst 0x2aaaadff1ae0 0> max <integer_cst 0x2aaaadff1a80 4294967295> values <tree_list 0x2aaaaedc3150 purpose <identifier_node 0x2aaaaedbf780 X86_64_NO_CLASS> value <integer_cst 0x2aaaae00e540 constant invariant 0> chain <tree_list 0x2aaaaedc31b0 purpose <identifier_node 0x2aaaaedbf7e0 X86_64_INTEGER_CLASS> value <integer_cst 0x2aaaae00e570 constant invariant 1> chain <tree_list 0x2aaaaedc3210 purpose <identifier_node 0x2aaaaedbf840 X86_64_INTEGERSI_CLASS> value <integer_cst 0x2aaaae0250c0 constant invariant 2> chain <tree_list 0x2aaaaedc3270 purpose <identifier_node 0x2aaaaedbf8a0 X86_64_SSE_CLASS> value <integer_cst 0x2aaaae025120 constant invariant 3> chain <tree_list 0x2aaaaedc32d0 purpose <identifier_node 0x2aaaaedbf900 X86_64_SSESF_CLASS> value <integer_cst 0x2aaaae025180 4> chain <tree_list 0x2aaaaedc3330>>>>>> context <translation_unit_decl 0x2aaaaedd81a0 D.49546> pointer_to_this <pointer_type 0x2aaaaec5ab40> chain <type_decl 0x2aaaaed66d00 D.33440>> visited var <var_decl 0x2aaaaee64580 D.34839> def_stmt <gimple_modify_stmt 0x2aaaaee70e40> version 243> -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30938 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/30938] Bootstrap fails on x86_64 for -ftree-vectorize 2007-02-23 19:52 [Bug tree-optimization/30938] New: Bootstrap fails on x86_64 for -ftree-vectorize ubizjak at gmail dot com 2007-02-23 20:16 ` [Bug tree-optimization/30938] " ubizjak at gmail dot com @ 2007-02-25 18:29 ` ubizjak at gmail dot com 2007-02-25 21:57 ` ubizjak at gmail dot com ` (2 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: ubizjak at gmail dot com @ 2007-02-25 18:29 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from ubizjak at gmail dot com 2007-02-25 18:29 ------- Fixed by http://gcc.gnu.org/ml/gcc-patches/2007-02/msg01979.html. -- ubizjak at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |FIXED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30938 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/30938] Bootstrap fails on x86_64 for -ftree-vectorize 2007-02-23 19:52 [Bug tree-optimization/30938] New: Bootstrap fails on x86_64 for -ftree-vectorize ubizjak at gmail dot com 2007-02-23 20:16 ` [Bug tree-optimization/30938] " ubizjak at gmail dot com 2007-02-25 18:29 ` ubizjak at gmail dot com @ 2007-02-25 21:57 ` ubizjak at gmail dot com 2007-02-25 23:19 ` uros at gcc dot gnu dot org 2007-02-25 23:20 ` ubizjak at gmail dot com 4 siblings, 0 replies; 6+ messages in thread From: ubizjak at gmail dot com @ 2007-02-25 21:57 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from ubizjak at gmail dot com 2007-02-25 21:57 ------- Sorry, I was too quick. Please ignore comment #2, bootstrap with BOOT_CFLAGS="-Os -g -ftree-vectorize" still fails with the same error. -- ubizjak at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|RESOLVED |UNCONFIRMED Resolution|FIXED | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30938 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/30938] Bootstrap fails on x86_64 for -ftree-vectorize 2007-02-23 19:52 [Bug tree-optimization/30938] New: Bootstrap fails on x86_64 for -ftree-vectorize ubizjak at gmail dot com ` (2 preceding siblings ...) 2007-02-25 21:57 ` ubizjak at gmail dot com @ 2007-02-25 23:19 ` uros at gcc dot gnu dot org 2007-02-25 23:20 ` ubizjak at gmail dot com 4 siblings, 0 replies; 6+ messages in thread From: uros at gcc dot gnu dot org @ 2007-02-25 23:19 UTC (permalink / raw) To: gcc-bugs ------- Comment #4 from uros at gcc dot gnu dot org 2007-02-25 23:18 ------- Subject: Bug 30938 Author: uros Date: Sun Feb 25 23:18:45 2007 New Revision: 122323 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=122323 Log: PR tree-optimization/30938 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error: use &dt[nargs-1] instead of &dt[nargs] in the call to vect_is_simple_use(). Modified: trunk/gcc/ChangeLog trunk/gcc/tree-vect-transform.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30938 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/30938] Bootstrap fails on x86_64 for -ftree-vectorize 2007-02-23 19:52 [Bug tree-optimization/30938] New: Bootstrap fails on x86_64 for -ftree-vectorize ubizjak at gmail dot com ` (3 preceding siblings ...) 2007-02-25 23:19 ` uros at gcc dot gnu dot org @ 2007-02-25 23:20 ` ubizjak at gmail dot com 4 siblings, 0 replies; 6+ messages in thread From: ubizjak at gmail dot com @ 2007-02-25 23:20 UTC (permalink / raw) To: gcc-bugs ------- Comment #5 from ubizjak at gmail dot com 2007-02-25 23:19 ------- Fixed on SVN for real. -- ubizjak at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |FIXED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30938 ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2007-02-25 23:20 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2007-02-23 19:52 [Bug tree-optimization/30938] New: Bootstrap fails on x86_64 for -ftree-vectorize ubizjak at gmail dot com 2007-02-23 20:16 ` [Bug tree-optimization/30938] " ubizjak at gmail dot com 2007-02-25 18:29 ` ubizjak at gmail dot com 2007-02-25 21:57 ` ubizjak at gmail dot com 2007-02-25 23:19 ` uros at gcc dot gnu dot org 2007-02-25 23:20 ` ubizjak at gmail dot com
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