[Bug tree-optimization/23816] New: ICE in extract_insn, at recog.c:2084

[Bug tree-optimization/23816] New: ICE in extract_insn, at recog.c:2084

[belyshev at depni dot sinp dot msu dot ru]

// test case, compile with "-O1 -fstrict-aliasing -ftree-vectorize" :

void foo (float a[32], float b[2][32])
{
  int i;
  for (i = 0; i < 32; i++)
    a[i] = (b[0][i] > b[1][i]) ? b[0][i] : b[1][i];
}

// compiler output:
psy.i: In function 'foo':
psy.i:6: error: unrecognizable insn:
(insn 98 97 99 11 (set (reg:V4SF 110)
        (unspec:V4SF [
                (reg:V4SF 89 [ vect_var_.40 ])
                (reg:V4SF 85 [ vect_var_.47 ])
            ] 52)) -1 (nil)
    (nil))
psy.i:6: internal compiler error: in extract_insn, at recog.c:2084

-- 
           Summary: ICE in extract_insn, at recog.c:2084
           Product: gcc
           Version: 4.1.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P2
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: belyshev at depni dot sinp dot msu dot ru
                CC: gcc-bugs at gcc dot gnu dot org
GCC target triplet: x86_64-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23816

[Bug target/23816] ICE in extract_insn, at recog.c:2084

[pinskia at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|tree-optimization           |target
           Keywords|                            |ssemmx


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23816

[Bug target/23816] ICE in extract_insn, at recog.c:2084

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-09-11 14:30 -------
This is a target bug as the tree optimizers get it right:
  MEM[base: vect_p.55, index: D.1801] =  VEC_COND_EXPR < vect_var_.40 > vect_var_.47 , vect_var_.40 
, vect_var_.47 > ;


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23816

[Bug target/23816] [4.1 Regression] ICE in extract_insn, at recog.c:2084

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-09-11 15:10 -------
Confirmed, a 4.1 regression.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|                            |1
   Last reconfirmed|0000-00-00 00:00:00         |2005-09-11 15:10:41
               date|                            |
            Summary|ICE in extract_insn, at     |[4.1 Regression] ICE in
                   |recog.c:2084                |extract_insn, at
                   |                            |recog.c:2084
   Target Milestone|---                         |4.1.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23816

[Bug target/23816] [4.1 Regression] ICE in extract_insn, at recog.c:2084

[belyshev at depni dot sinp dot msu dot ru]

------- Additional Comments From belyshev at depni dot sinp dot msu dot ru  2005-09-13 07:11 -------
Patch.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
                URL|                            |http://gcc.gnu.org/ml/gcc-
                   |                            |patches/2005-
                   |                            |09/msg00705.html


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23816

[Bug target/23816] [4.1 Regression] ICE in extract_insn, at recog.c:2084

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-09-13 19:02 -------
Subject: Bug 23816

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	rth@gcc.gnu.org	2005-09-13 19:02:05

Modified files:
	gcc            : ChangeLog 
	gcc/config/i386: sse.md 
Added files:
	gcc/testsuite/gcc.dg/vect: pr23816-1.c pr23816-2.c 

Log message:
	PR target/23816
	* config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
	(*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9946&r2=2.9947
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/sse.md.diff?cvsroot=gcc&r1=1.24&r2=1.25
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/vect/pr23816-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/vect/pr23816-2.c.diff?cvsroot=gcc&r1=NONE&r2=1.1



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23816

[Bug target/23816] [4.1 Regression] ICE in extract_insn, at recog.c:2084

[belyshev at depni dot sinp dot msu dot ru]

------- Additional Comments From belyshev at depni dot sinp dot msu dot ru  2005-09-13 19:51 -------
Fixed.

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23816