On 09/27/2013 04:45 PM, Kenneth Graunke wrote:
> This was always set to false, and is only used for debugging.
> To enable it, simply change the if (0) block and recompile.
So, the difference is that you could change emit_state_always in GDB,
but I'm not sure that matters.
> Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
> ---
> src/mesa/drivers/dri/i965/brw_context.c | 2 --
> src/mesa/drivers/dri/i965/brw_context.h | 2 --
> src/mesa/drivers/dri/i965/brw_state_upload.c | 3 ++-
> 3 files changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_context.c
> b/src/mesa/drivers/dri/i965/brw_context.c
> index 125dbec..cca7145 100644
> --- a/src/mesa/drivers/dri/i965/brw_context.c
> +++ b/src/mesa/drivers/dri/i965/brw_context.c
> @@ -471,8 +471,6 @@ brwCreateContext(int api,
> */
> STATIC_ASSERT(BRW_NUM_STATE_BITS <= 8 * sizeof(brw->state.dirty.brw));
>
> - brw->emit_state_always = 0;
> -
> brw->batch.need_workaround_flush = true;
>
> ctx->VertexProgram._MaintainTnlProgram = true;
> diff --git a/src/mesa/drivers/dri/i965/brw_context.h
> b/src/mesa/drivers/dri/i965/brw_context.h
> index 656fb3c..7e15186 100644
> --- a/src/mesa/drivers/dri/i965/brw_context.h
> +++ b/src/mesa/drivers/dri/i965/brw_context.h
> @@ -1021,8 +1021,6 @@ struct brw_context
>
> uint32_t max_gtt_map_object_size;
>
> - bool emit_state_always;
> -
> int gen;
> int gt;
>
> diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c
> b/src/mesa/drivers/dri/i965/brw_state_upload.c
> index d7fe319..60c8b5e 100644
> --- a/src/mesa/drivers/dri/i965/brw_state_upload.c
> +++ b/src/mesa/drivers/dri/i965/brw_state_upload.c
> @@ -471,7 +471,8 @@ void brw_upload_state(struct brw_context *brw)
> state->brw |= ctx->NewDriverState;
> ctx->NewDriverState = 0;
>
> - if (brw->emit_state_always) {
> + if (0) {
> + /* Always re-emit all state. */
> state->mesa |= ~0;
> state->brw |= ~0;
> state->cache |= ~0;
>
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