[Mesa-dev] [PATCH 1/3] radeonsi: Save CLEAR_STATE initial values for optimization

[Sonny Jiang]

Signed-off-by: Sonny Jiang <sonny.jiang at amd.com>
---
 src/gallium/drivers/radeonsi/si_gfx_cs.c | 28 ++++++++++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_gfx_cs.c b/src/gallium/drivers/radeonsi/si_gfx_cs.c
index 09f0d3b..ac4909a 100644
--- a/src/gallium/drivers/radeonsi/si_gfx_cs.c
+++ b/src/gallium/drivers/radeonsi/si_gfx_cs.c
@@ -323,6 +323,30 @@ void si_begin_new_gfx_cs(struct si_context *ctx)
 
 	ctx->cs_shader_state.initialized = false;
 
-	/* Set all saved registers state to unknown */
-	ctx->tracked_regs.reg_saved = 0;
+	if (has_clear_state) {
+		ctx->tracked_regs.reg_value[SI_TRACKED_DB_RENDER_CONTROL] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_DB_COUNT_CONTROL] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_DB_RENDER_OVERRIDE2] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_DB_SHADER_CONTROL] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_CB_TARGET_MASK] = 0xffffffff;
+		ctx->tracked_regs.reg_value[SI_TRACKED_CB_DCC_CONTROL] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_SX_PS_DOWNCONVERT] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_SX_BLEND_OPT_EPSILON] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_SX_BLEND_OPT_CONTROL] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_PA_SC_LINE_CNTL]	= 0x00001000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_PA_SC_AA_CONFIG]	= 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_DB_EQAA]	= 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_PA_SC_MODE_CNTL_1] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_PA_SU_SMALL_PRIM_FILTER_CNTL] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_PA_CL_VS_OUT_CNTL] = 0x00000000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_PA_CL_CLIP_CNTL]	= 0x00090000;
+		ctx->tracked_regs.reg_value[SI_TRACKED_PA_SC_BINNER_CNTL_0] = 0x00000003;
+		ctx->tracked_regs.reg_value[SI_TRACKED_DB_DFSM_CONTROL]	= 0x00000000;
+
+		/* Set all saved registers state to saved. */
+		ctx->tracked_regs.reg_saved = 0xffffffff;
+	} else {
+		/* Set all saved registers state to unknown. */
+		ctx->tracked_regs.reg_saved = 0;
+	}
 }
-- 
2.7.4