This is still waiting for a review.
Iago
On Wed, 2018-10-31 at 12:18 +0100, Iago Toral Quiroga wrote:
> nir_alu_type_get_type_size takes a type as parameter and we were
> passing a bit-size instead, which did what we wanted by accident,
> since a bit-size of zero matches nir_type_invalid, which has a
> size of 0 too.
> ---
> src/compiler/nir/nir_opt_constant_folding.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/src/compiler/nir/nir_opt_constant_folding.c
> b/src/compiler/nir/nir_opt_constant_folding.c
> index e5ec5e9583f..c91e7e16855 100644
> --- a/src/compiler/nir/nir_opt_constant_folding.c
> +++ b/src/compiler/nir/nir_opt_constant_folding.c
> @@ -63,10 +63,8 @@ constant_fold_alu_instr(nir_alu_instr *instr, void
> *mem_ctx)
> if (!instr->src[i].src.is_ssa)
> return false;
>
> - if (bit_size == 0 &&
> - !nir_alu_type_get_type_size(nir_op_infos[instr-
> >op].input_sizes[i])) {
> + if (bit_size == 0 && nir_op_infos[instr->op].input_sizes[i] ==
> 0)
> bit_size = instr->src[i].src.ssa->bit_size;
> - }
>
> nir_instr *src_instr = instr->src[i].src.ssa->parent_instr;
>
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