re PR tree-optimization/68592 (ICE in vect_get_vec_def_for_operand, at tree-vect...

2015-11-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/68592
	* tree-vect-loop.c (vect_analyze_loop_2): Reset SLP type also
	on the pattern def sequence.

	* gfortran.dg/pr68592.f: New testcase.

From-SVN: r231074

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f5a8238..94ce1a4 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-11-30  Richard Biener  <rguenther@suse.de>
+
+       PR tree-optimization/68592
+       * tree-vect-loop.c (vect_analyze_loop_2): Reset SLP type also
+       on the pattern def sequence.
+
 2015-11-30  Nathan Sidwell  <nathan@acm.org>
 
        * config/nvptx/nvptx.c (nvptx_name_replacement): Move earlier.

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 805d794..368b4e7 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2015-11-30  Richard Biener  <rguenther@suse.de>
+
+       PR tree-optimization/68592
+       * gfortran.dg/pr68592.f: New testcase.
+
 2015-11-30  Paul Thomas  <pault@gcc.gnu.org>
 
        PR fortran/68534

diff --git a/gcc/testsuite/gfortran.dg/pr68592.f b/gcc/testsuite/gfortran.dg/pr68592.f
new file mode 100644 (file)
index 0000000..413ce80
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr68592.f
@@ -0,0 +1,20 @@
+! PR tree-optimization/68592
+! { dg-do compile }
+! { dg-require-profiling "-fprofile-generate" }
+! { dg-options "-Ofast -fprofile-generate" }
+! { dg-additional-options "-mavx" { target x86_64-*-* i?86-*-* } }
+      PARAMETER (MXCPGA=320,ZERO=0.0)
+      DIMENSION CPNORM(MXCPGA),CDNORM(MXCPGA),
+     *          CFNORM(MXCPGA)  
+         KTYPIL        = KTYPI()
+         DO 84 K=1,NOGTF
+           LMP=LMP+1
+           CFNORM(LMP)=ZERO
+           IF (KTYPIL.EQ.1) LMP=CMPILMP
+           IF (KTYPIL.EQ.2) CPNORM(LMP)=CMPILMP
+           IF (KTYPIL.EQ.3) CDNORM(LMP)=CMPILMP
+           IF (KTYPIL.EQ.4) LMP=CMPILMP
+           IF (KTYPIL.EQ.6) LMP=CMPILMP
+   84    CONTINUE
+         CALL MMPNOR(CPNORM,CDNORM,CFNORM) 
+      END

diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c
index 7d1f555..ee32166 100644 (file)
--- a/gcc/tree-vect-loop.c
+++ b/gcc/tree-vect-loop.c
@@ -2178,6 +2178,13 @@ again:
            {
              gcc_assert (STMT_SLP_TYPE (stmt_info) == loop_vect);
              stmt_info = vinfo_for_stmt (STMT_VINFO_RELATED_STMT (stmt_info));
+             for (gimple_stmt_iterator pi
+                    = gsi_start (STMT_VINFO_PATTERN_DEF_SEQ (stmt_info));
+                  !gsi_end_p (pi); gsi_next (&pi))
+               {
+                 gimple *pstmt = gsi_stmt (pi);
+                 STMT_SLP_TYPE (vinfo_for_stmt (pstmt)) = loop_vect;
+               }
            }
          STMT_SLP_TYPE (stmt_info) = loop_vect;
        }