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re PR target/69421 (ICE in maybe_legitimize_operand, at optabs.c:6888 with -O3)

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gcc/

	PR target/69421
	* tree-vect-stmts.c (vectorizable_condition): Check vectype
	of operands is compatible with a statement vectype.

gcc/testsuite/

	PR target/69421
	* gcc.dg/pr69421.c: New test.

From-SVN: r232792
This commit is contained in:
Ilya Enkovich 2016-01-25 12:48:54 +00:00 committed by Ilya Enkovich
parent 1cf11fe62a
commit 2947d3b29c
4 changed files with 38 additions and 2 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/69421
* tree-vect-stmts.c (vectorizable_condition): Check vectype
of operands is compatible with a statement vectype.
2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
* doc/extend.texi (scalar_storage_order type attribute): Fix typo and

5
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/69421
* gcc.dg/pr69421.c: New test.
2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
* gcc.target/aarch64/simd/vcvt_s64_f64_1.c: New.

16
gcc/testsuite/gcc.dg/pr69421.c Normal file
View File

@ -0,0 +1,16 @@
/* { dg-do compile } */
/* { dg-options "-O3" } */
struct A { double a; };
double a;
void
foo (_Bool *x)
{
long i;
for (i = 0; i < 64; i++)
{
struct A c;
x[i] = c.a || a;
}
}

13
gcc/tree-vect-stmts.c
View File

@ -7528,6 +7528,7 @@ vectorizable_condition (gimple *stmt, gimple_stmt_iterator *gsi,
tree vectype = STMT_VINFO_VECTYPE (stmt_info);
int nunits = TYPE_VECTOR_SUBPARTS (vectype);
tree vectype1 = NULL_TREE, vectype2 = NULL_TREE;
if (slp_node || PURE_SLP_STMT (stmt_info))
ncopies = 1;
@ -7547,9 +7548,17 @@ vectorizable_condition (gimple *stmt, gimple_stmt_iterator *gsi,
return false;
gimple *def_stmt;
if (!vect_is_simple_use (then_clause, stmt_info->vinfo, &def_stmt, &dt))
if (!vect_is_simple_use (then_clause, stmt_info->vinfo, &def_stmt, &dt,
&vectype1))
return false;
if (!vect_is_simple_use (else_clause, stmt_info->vinfo, &def_stmt, &dt))
if (!vect_is_simple_use (else_clause, stmt_info->vinfo, &def_stmt, &dt,
&vectype2))
return false;
if (vectype1 && !useless_type_conversion_p (vectype, vectype1))
return false;
if (vectype2 && !useless_type_conversion_p (vectype, vectype2))
return false;
masked = !COMPARISON_CLASS_P (cond_expr);