On Wed, Oct 30, 2024 at 2:37 PM Anton Blanchard <[email protected]> wrote: > > vcompress packs vl or less fields into vd, so the tail starts after the > last packed field. This could be more clearly expressed in the ISA, > but for now this thread helps to explain it: > > https://github.com/riscv/riscv-v-spec/issues/796 > > Signed-off-by: Anton Blanchard <[email protected]>
Reviewed-by: Alistair Francis <[email protected]> Alistair > --- > target/riscv/vector_helper.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c > index 072bd444b1..ccb32e6122 100644 > --- a/target/riscv/vector_helper.c > +++ b/target/riscv/vector_helper.c > @@ -5132,7 +5132,7 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void > *vs2, \ > } \ > env->vstart = 0; \ > /* set tail elements to 1s */ \ > - vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz); \ > + vext_set_elems_1s(vd, vta, num * esz, total_elems * esz); \ > } > > /* Compress into vd elements of vs2 where vs1 is enabled */ > -- > 2.34.1 > >
