[Mesa-dev] [PATCH] i965/fs: take into account doubles when emitting system values

[Kenneth Graunke]

On Wednesday, May 25, 2016 2:26:17 PM PDT Alejandro Piñeiro wrote:
> Fixes the following cts test:
> GL42-CTS.vertex_attrib_64bit.limits_test
> ---
>  src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> index 012492c..c220f1c 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> @@ -36,7 +36,8 @@ fs_reg *
>  fs_visitor::emit_vs_system_value(int location)
>  {
>     fs_reg *reg = new(this->mem_ctx)
> -      fs_reg(ATTR, 4 * _mesa_bitcount_64(nir->info.inputs_read),
> +      fs_reg(ATTR, 4 * (_mesa_bitcount_64(nir->info.inputs_read) +
> +                        _mesa_bitcount_64(nir->info.double_inputs_read)),
>               BRW_REGISTER_TYPE_D);
>     brw_vs_prog_data *vs_prog_data = (brw_vs_prog_data *) prog_data;
>  
> 

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
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