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Fix s390 testcase vcond-shift 

This patch fixes the vcond shift testcase that failed since setting
PARAM_MIN_VECT_LOOP_BOUND in the s390 backend.

gcc/testsuite/ChangeLog:

2017-04-03  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* gcc.target/s390/vector/vcond-shift.c (foo, foo2, foo3, baz, baf)
	(bal): Increase iteration count and assume alignment.

From-SVN: r246644
This commit is contained in:
Robin Dapp 2017-04-03 10:54:38 +00:00 committed by Andreas Krebbel
parent e006186611
commit a8e70fd379
2 changed files with 28 additions and 11 deletions
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5
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2017-04-03 Robin Dapp <rdapp@linux.vnet.ibm.com>
* gcc.target/s390/vector/vcond-shift.c (foo, foo2, foo3, baz, baf)
(bal): Increase iteration count and assume alignment.
2017-04-03 Bin Cheng <bin.cheng@arm.com>
* gcc.dg/tree-ssa/pr71347.c: Add predcom and drop XFAILs.

34
gcc/testsuite/gcc.target/s390/vector/vcond-shift.c
View File

@ -11,51 +11,63 @@
/* { dg-final { scan-assembler "vesrlh\t%v.?,%v.?,15" } } */
/* { dg-final { scan-assembler "vesrlb\t%v.?,%v.?,7" } } */
#define SZ 4
#define SZ2 8
#define SZ3 16
#define SZ 8
#define SZ2 16
#define SZ3 32
void foo(int *w)
{
int i;
/* Should expand to (w + (w < 0 ? 1 : 0)) >> 1
which in turn should get simplified to (w + (w >> 31)) >> 1. */
int *ww = __builtin_assume_aligned (w, 8);
/* Should expand to (ww + (ww < 0 ? 1 : 0)) >> 1
which in turn should get simplified to (ww + (ww >> 31)) >> 1. */
for (i = 0; i < SZ; i++)
w[i] = w[i] / 2;
ww[i] = ww[i] / 2;
}
void foo2(short *w)
{
int i;
short *ww = __builtin_assume_aligned (w, 8);
for (i = 0; i < SZ2; i++)
w[i] = w[i] / 2;
ww[i] = ww[i] / 2;
}
void foo3(signed char *w)
{
int i;
signed char *ww = __builtin_assume_aligned (w, 8);
for (i = 0; i < SZ3; i++)
w[i] = w[i] / 2;
ww[i] = ww[i] / 2;
}
int baz(int *x)
{
int i;
int *xx = __builtin_assume_aligned (x, 8);
for (i = 0; i < SZ; i++)
x[i] = x[i] < 0 ? -1 : 0;
xx[i] = xx[i] < 0 ? -1 : 0;
}
int baf(short *x)
{
int i;
short *xx = __builtin_assume_aligned (x, 8);
for (i = 0; i < SZ2; i++)
x[i] = x[i] >= 0 ? 0 : 1;
xx[i] = xx[i] >= 0 ? 0 : 1;
}
int bal(signed char *x)
{
int i;
signed char *xx = __builtin_assume_aligned (x, 8);
for (i = 0; i < SZ3; i++)
x[i] = x[i] >= 0 ? 0 : -1;
xx[i] = xx[i] >= 0 ? 0 : -1;
}