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* tree-ssa-loop-im.c (rewrite_reciprocal): Use build_one_cst. 

From-SVN: r166103
This commit is contained in:
Nathan Froyd 2010-10-31 02:32:20 +00:00 committed by Nathan Froyd
parent b9acc9f1de
commit 8e8e423f69
2 changed files with 5 additions and 13 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2010-10-30 Nathan Froyd <froydnj@codesourcery.com>
* tree-ssa-loop-im.c (rewrite_reciprocal): Use build_one_cst.
2010-10-30 Nathan Froyd <froydnj@codesourcery.com>
* fold-const.c (build_zero_vector): Use build_vector_from_val.

14
gcc/tree-ssa-loop-im.c
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@ -910,19 +910,7 @@ rewrite_reciprocal (gimple_stmt_iterator *bsi)
add_referenced_var (var);
DECL_GIMPLE_REG_P (var) = 1;
/* For vectors, create a VECTOR_CST full of 1's. */
if (TREE_CODE (type) == VECTOR_TYPE)
{
int i, len;
tree list = NULL_TREE;
real_one = build_real (TREE_TYPE (type), dconst1);
len = TYPE_VECTOR_SUBPARTS (type);
for (i = 0; i < len; i++)
list = tree_cons (NULL, real_one, list);
real_one = build_vector (type, list);
}
else
real_one = build_real (type, dconst1);
real_one = build_one_cst (type);
stmt1 = gimple_build_assign_with_ops (RDIV_EXPR,
var, real_one, gimple_assign_rhs2 (stmt));