diff options
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/arm/wmul-1.c | 18 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/arm/wmul-2.c | 12 |
3 files changed, 36 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 026b4ba..4edbd72 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2010-04-22 Bernd Schmidt <bernds@codesourcery.com> + + PR middle-end/29274 + * gcc.target/arm/wmul-1.c: New test. + * gcc.target/arm/wmul-2.c: New test. + 2010-04-22 Richard Guenther <rguenther@suse.de> PR tree-optimization/43845 diff --git a/gcc/testsuite/gcc.target/arm/wmul-1.c b/gcc/testsuite/gcc.target/arm/wmul-1.c new file mode 100644 index 0000000..df85e7c --- /dev/null +++ b/gcc/testsuite/gcc.target/arm/wmul-1.c @@ -0,0 +1,18 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -march=armv6t2" } */ + +int mac(const short *a, const short *b, int sqr, int *sum) +{ + int i; + int dotp = *sum; + + for (i = 0; i < 150; i++) { + dotp += b[i] * a[i]; + sqr += b[i] * b[i]; + } + + *sum = dotp; + return sqr; +} + +/* { dg-final { scan-assembler-times "smulbb" 2 } } */ diff --git a/gcc/testsuite/gcc.target/arm/wmul-2.c b/gcc/testsuite/gcc.target/arm/wmul-2.c new file mode 100644 index 0000000..0c092f1 --- /dev/null +++ b/gcc/testsuite/gcc.target/arm/wmul-2.c @@ -0,0 +1,12 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -march=armv6t2" } */ + +void vec_mpy(int y[], const short x[], short scaler) +{ + int i; + + for (i = 0; i < 150; i++) + y[i] += ((scaler * x[i]) >> 31); +} + +/* { dg-final { scan-assembler-times "smulbb" 1 } } */ |