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| author | victork <victork@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-06-05 08:56:49 +0000 |
|---|---|---|
| committer | victork <victork@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-06-05 08:56:49 +0000 |
| commit | e47352fb8981e74867d70acfac40127787e3fce2 (patch) | |
| tree | 7b579571a919fca063460acd57256b51bbf4f7ef | |
| parent | e0cff9dc3077223f1c3403f53bf1d58b88d7e202 (diff) | |
| download | ppe42-gcc-e47352fb8981e74867d70acfac40127787e3fce2.tar.gz ppe42-gcc-e47352fb8981e74867d70acfac40127787e3fce2.zip | |
Changelog:
PR tree-optimization/26360
* tree-vectorizer.c (destroy_loop_vec_info): Remove (dead) pattern
stmts.
testsuite/Changelog:
PR tree-optimizations/26360
* gcc.dg/vect/vect.exp: Compile tests prefixed with "no-tree-dce"
with -fno-tree-dce.
* gcc.dg/vect/no-tree-dce-pr26360.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@114386 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/vect/vect.exp | 6 | ||||
| -rw-r--r-- | gcc/tree-vectorizer.c | 20 |
4 files changed, 40 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 66df5a9763f..25d43117714 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2006-06-05 Dorit Nuzman <dorit@il.ibm.com> + Victor Kaplansky <victork@il.ibm.com> + + PR tree-optimization/26360 + * tree-vectorizer.c (destroy_loop_vec_info): Remove (dead) pattern + stmts. + 2006-06-04 Roger Sayle <roger@eyesopen.com> Andrew Pinski <pinskia@physics.uc.edu> diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a47d993bd77..5327821839f 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,11 @@ +2006-06-05 Dorit Nuzman <dorit@il.ibm.com> + Victor Kaplansky <victork@il.ibm.com> + + PR tree-optimizations/26360 + * gcc.dg/vect/vect.exp: Compile tests prefixed with "no-tree-dce" + with -fno-tree-dce. + * gcc.dg/vect/no-tree-dce-pr26360.c: New test. + 2006-06-05 Paul Thomas <pault@gcc.gnu.org> PR fortran/14067 diff --git a/gcc/testsuite/gcc.dg/vect/vect.exp b/gcc/testsuite/gcc.dg/vect/vect.exp index 499ef00da58..2873b5860ee 100644 --- a/gcc/testsuite/gcc.dg/vect/vect.exp +++ b/gcc/testsuite/gcc.dg/vect/vect.exp @@ -115,6 +115,12 @@ lappend DEFAULT_VECTCFLAGS "-fdump-tree-dceloop-details" dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/dump-tree-dceloop-*.\[cS\]]] \ "" $DEFAULT_VECTCFLAGS +# -fno-tree-dce tests +set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS +lappend DEFAULT_VECTCFLAGS "-fno-tree-dce" +dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-tree-dce-*.\[cS\]]] \ + "" $DEFAULT_VECTCFLAGS + # With -Os lappend DEFAULT_VECTCFLAGS "-Os" dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/Os-vect-*.\[cS\]]] \ diff --git a/gcc/tree-vectorizer.c b/gcc/tree-vectorizer.c index b6538a4b46d..c0d783474de 100644 --- a/gcc/tree-vectorizer.c +++ b/gcc/tree-vectorizer.c @@ -1467,7 +1467,7 @@ destroy_loop_vec_info (loop_vec_info loop_vinfo) set_stmt_info (ann, NULL); } - for (si = bsi_start (bb); !bsi_end_p (si); bsi_next (&si)) + for (si = bsi_start (bb); !bsi_end_p (si); ) { tree stmt = bsi_stmt (si); stmt_ann_t ann = stmt_ann (stmt); @@ -1475,10 +1475,28 @@ destroy_loop_vec_info (loop_vec_info loop_vinfo) if (stmt_info) { + /* Check if this is a "pattern stmt" (introduced by the + vectorizer during the pattern recognition pass). */ + bool remove_stmt_p = false; + tree orig_stmt = STMT_VINFO_RELATED_STMT (stmt_info); + if (orig_stmt) + { + stmt_vec_info orig_stmt_info = vinfo_for_stmt (orig_stmt); + if (orig_stmt_info + && STMT_VINFO_IN_PATTERN_P (orig_stmt_info)) + remove_stmt_p = true; + } + + /* Free stmt_vec_info. */ VEC_free (dr_p, heap, STMT_VINFO_SAME_ALIGN_REFS (stmt_info)); free (stmt_info); set_stmt_info ((tree_ann_t)ann, NULL); + + /* Remove dead "pattern stmts". */ + if (remove_stmt_p) + bsi_remove (&si, true); } + bsi_next (&si); } } |
