[Mesa-dev] [PATCH] ac/shader: fix vertex input with components.

[Bas Nieuwenhuizen]

Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>

On Tue, Feb 27, 2018 at 3:36 AM, Dave Airlie <airlied at gmail.com> wrote:
> From: Dave Airlie <airlied at redhat.com>
>
> This fixes:
> dEQP-VK.glsl.440.linkage.varying.component.*
>
> Fixes: 1c57a6da5e3 (ac/shader: scan vertex inputs usage mask)
> Signed-off-by: Dave Airlie <airlied at redhat.com>
> ---
>  src/amd/common/ac_shader_info.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/amd/common/ac_shader_info.c b/src/amd/common/ac_shader_info.c
> index 5f2b34e..a464063 100644
> --- a/src/amd/common/ac_shader_info.c
> +++ b/src/amd/common/ac_shader_info.c
> @@ -158,7 +158,7 @@ gather_intrinsic_info(const nir_shader *nir, const nir_intrinsic_instr *instr,
>                         if (var->data.mode == nir_var_shader_in) {
>                                 unsigned idx = var->data.location;
>                                 uint8_t mask =
> -                                       nir_ssa_def_components_read(&instr->dest.ssa);
> +                                       nir_ssa_def_components_read(&instr->dest.ssa) << var->data.location_frac;
>                                 info->vs.input_usage_mask[idx] |= mask;
>                         }
>                 }
> --
> 2.9.5
>
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