[Bug optimization/13612] [tree-ssa] compiler fails building glibc

[Bug optimization/13612] [tree-ssa] compiler fails building glibc

[bbooth at redhat dot com]

------- Additional Comments From bbooth at redhat dot com  2004-01-08 14:44 -------
Created an attachment (id=5432)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=5432&action=view)
associated .i file


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13612

[Bug optimization/13612] New: [tree-ssa] compiler fails building glibc

[bbooth at redhat dot com]

Version:
    GNU C version 3.5-tree-ssa 20040107 (merged 20040102)

Configure Options:
    --prefix=/notnfs/... --srcdir=/notnfs/... --disable-miltilib

Command Line and Compiler Output:

-bash-2.05b$ /notnfs/bbooth/tree-ssa/i686/gcc/cc1 -fpreprocessed tst-alignmod.i
-quiet -dumpbase tst-alignmod.c -mpreferred-stack-boundary=2 -msse
-malign-double -mpreferred-stack-boundary=4 -mtune=pentiumpro -auxbase-strip
/to/scratch/bbooth/tree-ssa/build/i686/GLIBC/elf/tst-alignmod.os -O2 -Wall
-Winline -Wstrict-prototypes -Wwrite-strings -std=gnu99 -version -ftime-report
-fPIC -o tst-alignmod.s
GNU C version 3.5-tree-ssa 20040107 (merged 20040102) (i686-pc-linux-gnu)
        compiled by GNU C version 3.2.3 20030502 (Red Hat Linux 3.2.3-23).
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
gimplification failed:
<D3396> = {__W, __X, __Y, __Z} <modify_expr 0xb7060438
    type <void_type 0xb72a19f8 void VOID
        align 8 symtab 0 alias set -1
        pointer_to_this <pointer_type 0xb72a1a6c>>
    side-effects
    arg 0 <var_decl 0xb7062740
        type <vector_type 0xb70dc910 __v4sf type <real_type 0xb72a1bc8 float>
            V4SF
            size <integer_cst 0xb7298b88 constant invariant 128>
            unit size <integer_cst 0xb7298ba0 constant invariant 16>
            align 128 symtab 0 alias set -1>
        used in_system_header V4SF file
/notnfs/bbooth/tree-ssa/i686/inst/lib/gcc/i686-pc-linux-gnu/3.5-tree-ssa/include/xmmintrin.h
line 894 size <integer_cst 0xb7298b88 128> unit size <integer_cst 0xb7298ba0 16>
        align 128 context <function_decl 0xb70625e4 _mm_set_ps>>
    arg 1 <constructor 0xb705bc00 type <vector_type 0xb70dc910 __v4sf>
       
        arg 0 <tree_list 0xb705fed0
            purpose <integer_cst 0xb705feb8 constant invariant 0> value
<parm_decl 0xb70624fc __W>
            chain <tree_list 0xb705ff00
                purpose <integer_cst 0xb705fee8 constant invariant 1> value
<parm_decl 0xb7062488 __X>
                chain <tree_list 0xb705ff30
                    purpose <integer_cst 0xb705ff18 constant invariant 2> value
<parm_decl 0xb7062414 __Y>
                    chain <tree_list 0xb705ff60
                        purpose <integer_cst 0xb705ff48 constant invariant 3>
value <parm_decl 0xb70623a0 __Z>>>>>>>
In file included from ../sysdeps/i386/i686/tst-stack-align.h:24,
                 from tst-alignmod.c:21:
/notnfs/bbooth/tree-ssa/i686/inst/lib/gcc/i686-pc-linux-gnu/3.5-tree-ssa/include/xmmintrin.h:
In function `_mm_set_ps':
/notnfs/bbooth/tree-ssa/i686/inst/lib/gcc/i686-pc-linux-gnu/3.5-tree-ssa/include/xmmintrin.h:894:
internal compiler error: in gimplify_expr, at gimplify.c:3333
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.

======================

.i file to come.

-- 
           Summary: [tree-ssa] compiler fails building glibc
           Product: gcc
           Version: tree-ssa
            Status: UNCONFIRMED
          Severity: critical
          Priority: P2
         Component: optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: bbooth at redhat dot com
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: i686-pc-linux-gnu
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: i686-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13612

[Bug optimization/13612] [tree-ssa] compiler fails building glibc

[bbooth at redhat dot com]

------- Additional Comments From bbooth at redhat dot com  2004-01-08 14:45 -------
Created an attachment (id=5433)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=5433&action=view)
debugger output


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13612

[Bug optimization/13612] [tree-ssa] compiler fails building glibc

[falk at debian dot org]

------- Additional Comments From falk at debian dot org  2004-01-08 15:50 -------
I can confirm this with 3.5-tree-ssa 20040105 (merged 20040102)
(alphaev68-unknown-linux-gnu).

Test case:

typedef int m128 __attribute__ ((__mode__(__V4SF__)));
m128 mm_set_ps(float Z, float Y, float X, float W)
{
    return (m128) {W, X, Y, Z};
}


-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|                            |1


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13612

[Bug optimization/13612] [tree-ssa] [vector] compiler fails building glibc

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2004-01-08 18:19 -------
>From Phil's regression hunter: Search converges between 2003-10-23-ssa (#113) and 2003-10
-24-ssa (#114).

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-valid-code
            Summary|[tree-ssa] compiler fails   |[tree-ssa] [vector] compiler
                   |building glibc              |fails building glibc
   Target Milestone|---                         |tree-ssa


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13612

[Bug optimization/13612] [tree-ssa] [vector] compiler fails building glibc

[rth at gcc dot gnu dot org]

------- Additional Comments From rth at gcc dot gnu dot org  2004-01-15 00:41 -------
http://gcc.gnu.org/ml/gcc-patches/2004-01/msg00737.html

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13612