[Mesa-dev] [PATCH] i965/fs: Return mlen * 8 for size_written for INTERPOLATE_AT_*

[Francisco Jerez]

Jason Ekstrand <jason at jlekstrand.net> writes:

> They are send messages and this makes size_written() and mlen agree.

You mean size_read()?  And commit message should probably read "Return
mlen * 32 for size_read for INTERPOLATE_AT_*" to reflect what the commit
is doing.

> For both of these opcodes, the payload is just a dummy so mlen == 1 and
> this should decrease register pressure a bit.
>

Reviewed-by: Francisco Jerez <currojerez at riseup.net>

> Cc: Francisco Jerez <currojerez at riseup.net>
> Cc: mesa-stable at lists.freedesktop.org
> ---
>  src/intel/compiler/brw_fs.cpp | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp
> index 40896db..8156507 100644
> --- a/src/intel/compiler/brw_fs.cpp
> +++ b/src/intel/compiler/brw_fs.cpp
> @@ -842,6 +842,8 @@ fs_inst::size_read(int arg) const
>     case SHADER_OPCODE_TYPED_ATOMIC:
>     case SHADER_OPCODE_TYPED_SURFACE_READ:
>     case SHADER_OPCODE_TYPED_SURFACE_WRITE:
> +   case FS_OPCODE_INTERPOLATE_AT_SAMPLE:
> +   case FS_OPCODE_INTERPOLATE_AT_SHARED_OFFSET:
>     case FS_OPCODE_INTERPOLATE_AT_PER_SLOT_OFFSET:
>     case SHADER_OPCODE_BYTE_SCATTERED_WRITE:
>     case SHADER_OPCODE_BYTE_SCATTERED_READ:
> -- 
> 2.5.0.400.gff86faf
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