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re PR tree-optimization/51914 ([4.7] vect-intfloat-conversion4a/b tests fail for arm-linux-gnueabi) 

PR tree-optimization/51914
	* tree-vect-stmts.c (vectorizable_conversion): For
	cvt_type && modifier == WIDEN, put temporary with cvt_type
	at the beginning of vec_dsts and set vec_dest to temporary
	with vectype_out.

From-SVN: r183356
This commit is contained in:
Jakub Jelinek 2012-01-20 23:06:42 +01:00 committed by Jakub Jelinek
parent 751649443b
commit 82294ec1a9
2 changed files with 15 additions and 3 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2012-01-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/51914
* tree-vect-stmts.c (vectorizable_conversion): For
cvt_type && modifier == WIDEN, put temporary with cvt_type
at the beginning of vec_dsts and set vec_dest to temporary
with vectype_out.
2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
* cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.

10
gcc/tree-vect-stmts.c
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@ -1,5 +1,5 @@
/* Statement Analysis and Transformation for Vectorization
Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
Free Software Foundation, Inc.
Contributed by Dorit Naishlos <dorit@il.ibm.com>
and Ira Rosen <irar@il.ibm.com>
@ -2420,7 +2420,9 @@ vectorizable_conversion (gimple stmt, gimple_stmt_iterator *gsi,
from supportable_*_operation, and store them in the correct order
for future use in vect_create_vectorized_*_stmts (). */
vec_dsts = VEC_alloc (tree, heap, multi_step_cvt + 1);
vec_dest = vect_create_destination_var (scalar_dest, vectype_out);
vec_dest = vect_create_destination_var (scalar_dest,
(cvt_type && modifier == WIDEN)
? cvt_type : vectype_out);
VEC_quick_push (tree, vec_dsts, vec_dest);
if (multi_step_cvt)
@ -2435,7 +2437,9 @@ vectorizable_conversion (gimple stmt, gimple_stmt_iterator *gsi,
}
if (cvt_type)
vec_dest = vect_create_destination_var (scalar_dest, cvt_type);
vec_dest = vect_create_destination_var (scalar_dest,
modifier == WIDEN
? vectype_out : cvt_type);
if (!slp_node)
{