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Fix same_close_phi_node 

2016-03-16  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/68809
	* graphite-scop-detection.c (same_close_phi_node): Test if result types
	are the same.

	* gcc.dg/graphite/pr68809-2.c: New test.
	* gcc.dg/graphite/pr68809.c: New test.

From-SVN: r234250
This commit is contained in:
Tom de Vries 2016-03-16 09:19:12 +00:00 committed by Tom de Vries
parent 6651c93e42
commit be7ce7aefd
5 changed files with 71 additions and 2 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2016-03-16 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/68809
* graphite-scop-detection.c (same_close_phi_node): Test if result types
are the same.
2016-03-16 Carlos O'Donell <carlos@redhat.com>
Sandra Loosemore <sandra@codesourcery.com>

6
gcc/graphite-scop-detection.c
View File

@ -273,8 +273,10 @@ trivially_empty_bb_p (basic_block bb)
static inline bool
same_close_phi_node (gphi *p1, gphi *p2)
{
return operand_equal_p (gimple_phi_arg_def (p1, 0),
gimple_phi_arg_def (p2, 0), 0);
return (types_compatible_p (TREE_TYPE (gimple_phi_result (p1)),
TREE_TYPE (gimple_phi_result (p2)))
&& operand_equal_p (gimple_phi_arg_def (p1, 0),
gimple_phi_arg_def (p2, 0), 0));
}
static void make_close_phi_nodes_unique (basic_block bb);

6
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2016-03-16 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/68809
* gcc.dg/graphite/pr68809-2.c: New test.
* gcc.dg/graphite/pr68809.c: New test.
2016-03-16 Jakub Jelinek <jakub@redhat.com>
PR c++/70147

27
gcc/testsuite/gcc.dg/graphite/pr68809-2.c Normal file
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@ -0,0 +1,27 @@
/* { dg-do compile } */
/* { dg-options "-O2 -floop-nest-optimize" } */
int ae, vs, gf;
char ue;
void
kc (char);
void
pm (void)
{
unsigned int v9;
int td = (gf != 0);
while (vs)
{
kc (ue);
for (ae = 0; ae < 70; ++ae)
{
}
ae &= 4;
ae ^ td && ((ue = 0) != 0);
++vs;
}
v9 = ue + 1;
ue - v9 && ((ue = 0) != 0);
}

28
gcc/testsuite/gcc.dg/graphite/pr68809.c Normal file
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@ -0,0 +1,28 @@
/* { dg-do compile } */
/* { dg-options "-O2 -floop-nest-optimize" } */
int ae, vs;
char ue;
void
kc (char);
void
pm (void)
{
unsigned int v9;
int gf = 0;
vs = 1;
while (vs)
{
gf -= ue;
kc (ue);
for (ae = 0; ae < 70; ++ae)
{
}
ae &= 4;
ae ^ (gf != 0) && ((ue = 0) != 0);
}
v9 = ue + 1;
ue - v9 && ((ue = 0) != 0);
}