> diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr118945-2.c
> b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr118945-2.c
> new file mode 100644
> index 000000000..956574067
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr118945-2.c
> @@ -0,0 +1,28 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rva23u64 -mtune=generic-ooo -Ofast -S" } */
> +
> +void vmult(
> + double* dst,
> + const double* src,
> + const unsigned int* rowstart,
> + const unsigned int* colnums,
> + const double* val,
> + const unsigned int n_rows
> +) {
> + const double* val_ptr = &val[rowstart[0]];
> + const unsigned int* colnum_ptr = &colnums[rowstart[0]];
> + double* dst_ptr = dst;
> +
> + for (unsigned int row = 0; row < n_rows; ++row) {
> + double s = 0.;
> + const double* const val_end_of_row = &val[rowstart[row + 1]];
> + while (val_ptr != val_end_of_row) {
> + s += *val_ptr++ * src[*colnum_ptr++];
> + }
> + *dst_ptr++ = s;
> + }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+[a-z0-9]+,\s*[a-z0-9]+,\s*e[0-9]+,\s*m[f0-9]+,\s*ta,\s*ma} 4 } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+[a-z0-9]+,\s*[a-z0-9]+,\s*e[0-9]+,\s*m[f0-9]+,\s*tu,\s*ma} 1 } } */
> +
I thought we could scan the vsetvl dump directly for a demand merge _not_
happening. Is that not possible?
In the end not a big deal, the checks are better than before. IMHO this can
move forward unless Jeff or somebody else thinks differently.
--
Regards
Robin
