[Mesa-dev] [PATCH 1/4] st_glsl_to_tgsi: bump index back up to 32-bit

[Samuel Pitoiset]

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

On 05/30/2017 07:52 AM, Dave Airlie wrote:
> From: Dave Airlie <airlied at redhat.com>
> 
> with some of the fp64 emulation, we are seeing shaders coming in with
>> 32K temps, they go out with 40 or so used, but while doing register
> renumber we need to store a lot of them.
> 
> So bump this fields back up to 32-bit.
> ---
>   src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
> index 1eacbb1..e87c241 100644
> --- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
> +++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
> @@ -165,7 +165,7 @@ public:
>   
>      explicit st_src_reg(st_dst_reg reg);
>   
> -   int16_t index; /**< temporary index, VERT_ATTRIB_*, VARYING_SLOT_*, etc. */
> +   int32_t index; /**< temporary index, VERT_ATTRIB_*, VARYING_SLOT_*, etc. */
>      int16_t index2D;
>      uint16_t swizzle; /**< SWIZZLE_XYZWONEZERO swizzles from Mesa. */
>      int negate:4; /**< NEGATE_XYZW mask from mesa */
> @@ -239,7 +239,7 @@ public:
>   
>      explicit st_dst_reg(st_src_reg reg);
>   
> -   int16_t index; /**< temporary index, VERT_ATTRIB_*, VARYING_SLOT_*, etc. */
> +   int32_t index; /**< temporary index, VERT_ATTRIB_*, VARYING_SLOT_*, etc. */
>      int16_t index2D;
>      gl_register_file file:5; /**< PROGRAM_* from Mesa */
>      unsigned writemask:4; /**< Bitfield of WRITEMASK_[XYZW] */
>