[Mesa-dev] [PATCH 1/3] radeonsi: move VS_STATE_SGPR before draw SGPRs

Dieter Nützel Dieter at nuetzel-hh.de
Fri Jun 29 02:39:26 UTC 2018


For the series:

Tested-by: Dieter Nützel <Dieter at nuetzel-hh.de>

on RX 580
with Plasma 5, UH, UV, Blender 2.79b, Krita 4.1 and glmark2.

Dieter

Am 27.06.2018 22:10, schrieb Marek Olšák:
> From: Marek Olšák <marek.olsak at amd.com>
> 
> for vertex color clamping.
> ---
>  src/gallium/drivers/radeonsi/si_shader.c | 14 +++++++-------
>  src/gallium/drivers/radeonsi/si_shader.h |  9 ++++++---
>  2 files changed, 13 insertions(+), 10 deletions(-)
> 
> diff --git a/src/gallium/drivers/radeonsi/si_shader.c
> b/src/gallium/drivers/radeonsi/si_shader.c
> index c6b91ba5cf3..9bee8440027 100644
> --- a/src/gallium/drivers/radeonsi/si_shader.c
> +++ b/src/gallium/drivers/radeonsi/si_shader.c
> @@ -3442,21 +3442,21 @@ static void
> si_set_ls_return_value_for_tcs(struct si_shader_context *ctx)
>  	ret = si_insert_input_ptr(ctx, ret, ctx->param_rw_buffers,
>  				  8 + SI_SGPR_RW_BUFFERS);
>  	ret = si_insert_input_ptr(ctx, ret,
>  				  ctx->param_bindless_samplers_and_images,
>  				  8 + SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES);
> 
>  	ret = si_insert_input_ret(ctx, ret, ctx->param_vs_state_bits,
>  				  8 + SI_SGPR_VS_STATE_BITS);
> 
>  #if !HAVE_32BIT_POINTERS
> -	ret = si_insert_input_ptr(ctx, ret, ctx->param_vs_state_bits + 1,
> +	ret = si_insert_input_ptr(ctx, ret, ctx->param_vs_state_bits + 4,
>  				  8 + GFX9_SGPR_2ND_SAMPLERS_AND_IMAGES);
>  #endif
> 
>  	ret = si_insert_input_ret(ctx, ret, ctx->param_tcs_offchip_layout,
>  				  8 + GFX9_SGPR_TCS_OFFCHIP_LAYOUT);
>  	ret = si_insert_input_ret(ctx, ret, ctx->param_tcs_out_lds_offsets,
>  				  8 + GFX9_SGPR_TCS_OUT_OFFSETS);
>  	ret = si_insert_input_ret(ctx, ret, ctx->param_tcs_out_lds_layout,
>  				  8 + GFX9_SGPR_TCS_OUT_LAYOUT);
> 
> @@ -3482,21 +3482,21 @@ static void
> si_set_es_return_value_for_gs(struct si_shader_context *ctx)
>  	ret = si_insert_input_ret(ctx, ret, ctx->param_merged_wave_info, 3);
>  	ret = si_insert_input_ret(ctx, ret, ctx->param_merged_scratch_offset, 
> 5);
> 
>  	ret = si_insert_input_ptr(ctx, ret, ctx->param_rw_buffers,
>  				  8 + SI_SGPR_RW_BUFFERS);
>  	ret = si_insert_input_ptr(ctx, ret,
>  				  ctx->param_bindless_samplers_and_images,
>  				  8 + SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES);
> 
>  #if !HAVE_32BIT_POINTERS
> -	ret = si_insert_input_ptr(ctx, ret, ctx->param_vs_state_bits + 1,
> +	ret = si_insert_input_ptr(ctx, ret, ctx->param_vs_state_bits + 4,
>  				  8 + GFX9_SGPR_2ND_SAMPLERS_AND_IMAGES);
>  #endif
> 
>  	unsigned vgpr;
>  	if (ctx->type == PIPE_SHADER_VERTEX)
>  		vgpr = 8 + GFX9_VSGS_NUM_USER_SGPR;
>  	else
>  		vgpr = 8 + GFX9_TESGS_NUM_USER_SGPR;
> 
>  	for (unsigned i = 0; i < 5; i++) {
> @@ -4628,24 +4628,24 @@ static void
> declare_global_desc_pointers(struct si_shader_context *ctx,
>  {
>  	ctx->param_rw_buffers = add_arg(fninfo, ARG_SGPR,
>  		ac_array_in_const32_addr_space(ctx->v4i32));
>  	ctx->param_bindless_samplers_and_images = add_arg(fninfo, ARG_SGPR,
>  		ac_array_in_const32_addr_space(ctx->v8i32));
>  }
> 
>  static void declare_vs_specific_input_sgprs(struct si_shader_context 
> *ctx,
>  					    struct si_function_info *fninfo)
>  {
> +	ctx->param_vs_state_bits = add_arg(fninfo, ARG_SGPR, ctx->i32);
>  	add_arg_assign(fninfo, ARG_SGPR, ctx->i32, &ctx->abi.base_vertex);
>  	add_arg_assign(fninfo, ARG_SGPR, ctx->i32, &ctx->abi.start_instance);
>  	add_arg_assign(fninfo, ARG_SGPR, ctx->i32, &ctx->abi.draw_id);
> -	ctx->param_vs_state_bits = add_arg(fninfo, ARG_SGPR, ctx->i32);
>  }
> 
>  static void declare_vs_input_vgprs(struct si_shader_context *ctx,
>  				   struct si_function_info *fninfo,
>  				   unsigned *num_prolog_vgprs)
>  {
>  	struct si_shader *shader = ctx->shader;
> 
>  	add_arg_assign(fninfo, ARG_VGPR, ctx->i32, &ctx->abi.vertex_id);
>  	if (shader->key.as_ls) {
> @@ -4859,27 +4859,26 @@ static void create_function(struct
> si_shader_context *ctx)
>  		add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused
> (SPI_SHADER_PGM_LO/HI_GS << 8) */
>  		add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused
> (SPI_SHADER_PGM_LO/HI_GS >> 24) */
> 
>  		declare_global_desc_pointers(ctx, &fninfo);
>  		declare_per_stage_desc_pointers(ctx, &fninfo,
>  						(ctx->type == PIPE_SHADER_VERTEX ||
>  						 ctx->type == PIPE_SHADER_TESS_EVAL));
>  		if (ctx->type == PIPE_SHADER_VERTEX) {
>  			declare_vs_specific_input_sgprs(ctx, &fninfo);
>  		} else {
> +			ctx->param_vs_state_bits = add_arg(&fninfo, ARG_SGPR, ctx->i32);
>  			ctx->param_tcs_offchip_layout = add_arg(&fninfo, ARG_SGPR, 
> ctx->i32);
>  			ctx->param_tes_offchip_addr = add_arg(&fninfo, ARG_SGPR, ctx->i32);
> -			if (!HAVE_32BIT_POINTERS) {
> -				/* Declare as many input SGPRs as the VS has. */
> +			/* Declare as many input SGPRs as the VS has. */
> +			if (!HAVE_32BIT_POINTERS)
>  				add_arg(&fninfo, ARG_SGPR, ctx->i32); /* unused */
> -				ctx->param_vs_state_bits = add_arg(&fninfo, ARG_SGPR, ctx->i32);
> /* unused */
> -			}
>  		}
> 
>  		if (!HAVE_32BIT_POINTERS) {
>  			declare_samplers_and_images(ctx, &fninfo,
>  						    ctx->type == PIPE_SHADER_GEOMETRY);
>  		}
>  		if (ctx->type == PIPE_SHADER_VERTEX) {
>  			ctx->param_vertex_buffers = add_arg(&fninfo, ARG_SGPR,
>  				ac_array_in_const32_addr_space(ctx->v4i32));
>  		}
> @@ -4911,20 +4910,21 @@ static void create_function(struct
> si_shader_context *ctx)
>  			for (i = 0; i < 8 + num_user_sgprs; i++)
>  				returns[num_returns++] = ctx->i32; /* SGPRs */
>  			for (i = 0; i < 5; i++)
>  				returns[num_returns++] = ctx->f32; /* VGPRs */
>  		}
>  		break;
> 
>  	case PIPE_SHADER_TESS_EVAL:
>  		declare_global_desc_pointers(ctx, &fninfo);
>  		declare_per_stage_desc_pointers(ctx, &fninfo, true);
> +		ctx->param_vs_state_bits = add_arg(&fninfo, ARG_SGPR, ctx->i32);
>  		ctx->param_tcs_offchip_layout = add_arg(&fninfo, ARG_SGPR, 
> ctx->i32);
>  		ctx->param_tes_offchip_addr = add_arg(&fninfo, ARG_SGPR, ctx->i32);
> 
>  		if (shader->key.as_es) {
>  			ctx->param_tcs_offchip_offset = add_arg(&fninfo, ARG_SGPR, 
> ctx->i32);
>  			add_arg(&fninfo, ARG_SGPR, ctx->i32);
>  			ctx->param_es2gs_offset = add_arg(&fninfo, ARG_SGPR, ctx->i32);
>  		} else {
>  			add_arg(&fninfo, ARG_SGPR, ctx->i32);
>  			declare_streamout_params(ctx, &shader->selector->so,
> diff --git a/src/gallium/drivers/radeonsi/si_shader.h
> b/src/gallium/drivers/radeonsi/si_shader.h
> index fd2f71bed74..bba4d4f9018 100644
> --- a/src/gallium/drivers/radeonsi/si_shader.h
> +++ b/src/gallium/drivers/radeonsi/si_shader.h
> @@ -167,31 +167,34 @@ enum {
>  	SI_SGPR_CONST_AND_SHADER_BUFFERS, /* or just a constant buffer 0 
> pointer */
>  #if !HAVE_32BIT_POINTERS
>  	SI_SGPR_CONST_AND_SHADER_BUFFERS_HI,
>  #endif
>  	SI_SGPR_SAMPLERS_AND_IMAGES,
>  #if !HAVE_32BIT_POINTERS
>  	SI_SGPR_SAMPLERS_AND_IMAGES_HI,
>  #endif
>  	SI_NUM_RESOURCE_SGPRS,
> 
> +	/* API VS, TES without GS, GS copy shader */
> +	SI_SGPR_VS_STATE_BITS = SI_NUM_RESOURCE_SGPRS,
> +	SI_NUM_VS_STATE_RESOURCE_SGPRS,
> +
>  	/* all VS variants */
> -	SI_SGPR_BASE_VERTEX = SI_NUM_RESOURCE_SGPRS,
> +	SI_SGPR_BASE_VERTEX = SI_NUM_VS_STATE_RESOURCE_SGPRS,
>  	SI_SGPR_START_INSTANCE,
>  	SI_SGPR_DRAWID,
> -	SI_SGPR_VS_STATE_BITS,
>  	SI_VS_NUM_USER_SGPR,
> 
>  	SI_SGPR_VS_BLIT_DATA = SI_SGPR_CONST_AND_SHADER_BUFFERS,
> 
>  	/* TES */
> -	SI_SGPR_TES_OFFCHIP_LAYOUT = SI_NUM_RESOURCE_SGPRS,
> +	SI_SGPR_TES_OFFCHIP_LAYOUT = SI_NUM_VS_STATE_RESOURCE_SGPRS,
>  	SI_SGPR_TES_OFFCHIP_ADDR,
>  	SI_TES_NUM_USER_SGPR,
> 
>  	/* GFX6-8: TCS only */
>  	GFX6_SGPR_TCS_OFFCHIP_LAYOUT = SI_NUM_RESOURCE_SGPRS,
>  	GFX6_SGPR_TCS_OUT_OFFSETS,
>  	GFX6_SGPR_TCS_OUT_LAYOUT,
>  	GFX6_SGPR_TCS_IN_LAYOUT,
>  	GFX6_TCS_NUM_USER_SGPR,


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