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

[Samuel Pitoiset]

Reviewed-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>

On 02/27/2018 03:36 AM, Dave Airlie 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;
>   			}
>   		}
>