/* { 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, int n, int 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 {\tlsl\tx[0-9]+, x[0-9]+, 10\n} 2 } } */ /* { dg-final { scan-assembler {\tcmp\tw2, 0} } } */ /* { dg-final { scan-assembler {\tcmp\tw3, 0} } } */ /* { dg-final { scan-assembler-times {\tcsel\tx[0-9]+} 4 } } */ /* Two range checks and a check for n being zero. (m being zero is OK.) */ /* { dg-final { scan-assembler {\tcmp\t} } } */ /* { dg-final { scan-assembler-times {\tccmp\t} 2 } } */