[Mesa-dev] [PATCH 1/3] nir: support converting to 8-bit integers in nir_type_conversion_op

[Chema Casanova]

Reviewed-by: Jose Maria Casanova Crespo <jmcasanova at igalia.com>

El 25/04/18 a las 11:14, Karol Herbst escribió:
> Signed-off-by: Karol Herbst <kherbst at redhat.com>
> ---
>  src/compiler/nir/nir_opcodes_c.py | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/src/compiler/nir/nir_opcodes_c.py b/src/compiler/nir/nir_opcodes_c.py
> index c19185534af..8afccca9504 100644
> --- a/src/compiler/nir/nir_opcodes_c.py
> +++ b/src/compiler/nir/nir_opcodes_c.py
> @@ -62,7 +62,12 @@ nir_type_conversion_op(nir_alu_type src, nir_alu_type dst, nir_rounding_mode rnd
>  %                 endif
>  %              endif
>                 switch (dst_bit_size) {
> -%                 for dst_bits in [16, 32, 64]:
> +%                 if dst_t == 'float':
> +<%                    bit_sizes = [16, 32, 64] %>
> +%                 else:
> +<%                    bit_sizes = [8, 16, 32, 64] %>
> +%                 endif
> +%                 for dst_bits in bit_sizes:
>                    case ${dst_bits}:
>  %                    if src_t == 'float' and dst_t == 'float' and dst_bits == 16:
>                       switch(rnd) {
>