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radeonsi:optimizing SET_CONTEXT_REG for shaders vgt_vertex_reuse

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Signed-off-by: Sonny Jiang <sonny.jiang@amd.com>
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Sonny Jiang 2018-10-03 11:53:14 -04:00 • committed by Marek Olšák
parent ce1d72609d
commit 084cf3b966
4 changed files with 18 additions and 2 deletions
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1
src/gallium/drivers/radeonsi/si_gfx_cs.c
View file

@ -377,6 +377,7 @@ void si_begin_new_gfx_cs(struct si_context *ctx)
ctx->tracked_regs.reg_value[SI_TRACKED_SPI_SHADER_COL_FORMAT] = 0x00000000;
ctx->tracked_regs.reg_value[SI_TRACKED_CB_SHADER_MASK] = 0xffffffff;
ctx->tracked_regs.reg_value[SI_TRACKED_VGT_TF_PARAM] = 0x00000000;
ctx->tracked_regs.reg_value[SI_TRACKED_VGT_VERTEX_REUSE_BLOCK_CNTL] = 0x0000001e; /* From VI */
/* Set all saved registers state to saved. */
ctx->tracked_regs.reg_saved = 0xffffffffffffffff;

1
src/gallium/drivers/radeonsi/si_shader.h
View file

@ -689,6 +689,7 @@ struct si_shader {
/*For save precompute registers value */
unsigned vgt_tf_param; /* VGT_TF_PARAM */
unsigned vgt_vertex_reuse_block_cntl; /* VGT_VERTEX_REUSE_BLOCK_CNTL */
};
struct si_shader_part {

1
src/gallium/drivers/radeonsi/si_state.h
View file

@ -313,6 +313,7 @@ enum si_tracked_reg {
SI_TRACKED_CB_SHADER_MASK,
SI_TRACKED_VGT_TF_PARAM,
SI_TRACKED_VGT_VERTEX_REUSE_BLOCK_CNTL,
SI_NUM_TRACKED_REGS,
};

17
src/gallium/drivers/radeonsi/si_state_shaders.c
View file

@ -440,8 +440,8 @@ static void polaris_set_vgt_vertex_reuse(struct si_screen *sscreen,
PIPE_TESS_SPACING_FRACTIONAL_ODD)
vtx_reuse_depth = 14;
si_pm4_set_reg(pm4, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL,
vtx_reuse_depth);
assert(pm4->shader);
pm4->shader->vgt_vertex_reuse_block_cntl = vtx_reuse_depth;
}
}
@ -574,6 +574,10 @@ static void si_emit_shader_es(struct si_context *sctx)
SI_TRACKED_VGT_TF_PARAM,
shader->vgt_tf_param);
if (shader->vgt_vertex_reuse_block_cntl)
radeon_opt_set_context_reg(sctx, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL,
SI_TRACKED_VGT_VERTEX_REUSE_BLOCK_CNTL,
shader->vgt_vertex_reuse_block_cntl);
}
static void si_shader_es(struct si_screen *sscreen, struct si_shader *shader)
@ -813,6 +817,10 @@ static void si_emit_shader_gs(struct si_context *sctx)
radeon_opt_set_context_reg(sctx, R_028B6C_VGT_TF_PARAM,
SI_TRACKED_VGT_TF_PARAM,
shader->vgt_tf_param);
if (shader->vgt_vertex_reuse_block_cntl)
radeon_opt_set_context_reg(sctx, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL,
SI_TRACKED_VGT_VERTEX_REUSE_BLOCK_CNTL,
shader->vgt_vertex_reuse_block_cntl);
}
}
@ -981,6 +989,11 @@ static void si_emit_shader_vs(struct si_context *sctx)
radeon_opt_set_context_reg(sctx, R_028B6C_VGT_TF_PARAM,
SI_TRACKED_VGT_TF_PARAM,
shader->vgt_tf_param);
if (shader->vgt_vertex_reuse_block_cntl)
radeon_opt_set_context_reg(sctx, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL,
SI_TRACKED_VGT_VERTEX_REUSE_BLOCK_CNTL,
shader->vgt_vertex_reuse_block_cntl);
}
/**