diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/aarch64/sve_var_stride_2.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/aarch64/sve_var_stride_2.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/aarch64/sve_var_stride_2.c b/gcc/testsuite/gcc.target/aarch64/sve_var_stride_2.c new file mode 100644 index 00000000000..958dce4262d --- /dev/null +++ b/gcc/testsuite/gcc.target/aarch64/sve_var_stride_2.c @@ -0,0 +1,25 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -ftree-vectorize -march=armv8-a+sve" } */ + +#define TYPE int +#define SIZE 257 + +void __attribute__ ((weak)) +f (TYPE *x, TYPE *y, unsigned short n, unsigned short m) +{ + for (int i = 0; i < SIZE; ++i) + x[i * n] += y[i * m]; +} + +/* { dg-final { scan-assembler {\tld1w\tz[0-9]+} } } */ +/* { dg-final { scan-assembler {\tst1w\tz[0-9]+} } } */ +/* { dg-final { scan-assembler {\tldr\tw[0-9]+} } } */ +/* { dg-final { scan-assembler {\tstr\tw[0-9]+} } } */ +/* Should multiply by (257-1)*4 rather than (VF-1)*4. */ +/* { dg-final { scan-assembler-times {\tubfiz\tx[0-9]+, x[0-9]+, 10, 16} 2 } } */ +/* { dg-final { scan-assembler-not {\tcmp\tx[0-9]+, 0} } } */ +/* { dg-final { scan-assembler-not {\tcmp\tw[0-9]+, 0} } } */ +/* { dg-final { scan-assembler-not {\tcsel\tx[0-9]+} } } */ +/* Two range checks and a check for n being zero. (m being zero is OK.) */ +/* { dg-final { scan-assembler-times {\tcmp\t} 1 } } */ +/* { dg-final { scan-assembler-times {\tccmp\t} 2 } } */ |