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re PR middle-end/45098 (Missed induction variable optimization) 

2011-05-19  Tom de Vries  <tom@codesourcery.com>

	PR target/45098
	* gcc.target/arm/ivopts.c: New test.
	* gcc.target/arm/ivopts-2.c: New test.

From-SVN: r173896
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Tom de Vries 2011-05-19 09:33:49 +00:00 committed by Tom de Vries
parent e7b705a735
commit e054362c4a
3 changed files with 39 additions and 0 deletions
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6
gcc/testsuite/ChangeLog
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@ -1,3 +1,9 @@
2011-05-19 Tom de Vries <tom@codesourcery.com>
PR target/45098
* gcc.target/arm/ivopts.c: New test.
* gcc.target/arm/ivopts-2.c: New test.
2011-05-19 Tom de Vries <tom@codesourcery.com>
* lib/lib/scanasm.exp (object-size): Fix target selector handling.

18
gcc/testsuite/gcc.target/arm/ivopts-2.c Normal file
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/* { dg-do assemble } */
/* { dg-options "-Os -mthumb -fdump-tree-ivopts -save-temps" } */
extern void foo2 (short*);
void
tr4 (short array[], int n)
{
int x;
if (n > 0)
for (x = 0; x < n; x++)
foo2 (&array[x]);
}
/* { dg-final { scan-tree-dump-times "PHI <ivtmp" 1 "ivopts"} } */
/* { dg-final { scan-tree-dump-times "PHI <" 1 "ivopts"} } */
/* { dg-final { object-size text <= 26 { target arm_thumb2_ok } } } */
/* { dg-final { cleanup-tree-dump "ivopts" } } */

15
gcc/testsuite/gcc.target/arm/ivopts.c Normal file
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/* { dg-do assemble } */
/* { dg-options "-Os -mthumb -fdump-tree-ivopts -save-temps" } */
void
tr5 (short array[], int n)
{
int x;
if (n > 0)
for (x = 0; x < n; x++)
array[x] = 0;
}
/* { dg-final { scan-tree-dump-times "PHI <" 1 "ivopts"} } */
/* { dg-final { object-size text <= 20 { target arm_thumb2_ok } } } */
/* { dg-final { cleanup-tree-dump "ivopts" } } */