[Mesa-dev] [PATCH 05/16] radeonsi/gfx9: use SPI_SHADER_USER_DATA_COMMON

[Marek Olšák]

From: Marek Olšák <marek.ol...@amd.com>

IB size: -0.4%
---
 src/gallium/drivers/radeonsi/si_descriptors.c | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_descriptors.c 
b/src/gallium/drivers/radeonsi/si_descriptors.c
index 9ba8df6..6e1fd80 100644
--- a/src/gallium/drivers/radeonsi/si_descriptors.c
+++ b/src/gallium/drivers/radeonsi/si_descriptors.c
@@ -1969,39 +1969,39 @@ static void si_emit_shader_pointer(struct si_context 
*sctx,
 
        radeon_emit(cs, PKT3(PKT3_SET_SH_REG, 2, 0));
        radeon_emit(cs, (sh_base + desc->shader_userdata_offset - 
SI_SH_REG_OFFSET) >> 2);
        radeon_emit(cs, va);
        radeon_emit(cs, va >> 32);
 }
 
 static void si_emit_global_shader_pointers(struct si_context *sctx,
                                           struct si_descriptors *descs)
 {
+       if (sctx->b.chip_class == GFX9) {
+               /* Broadcast it to all shader stages. */
+               si_emit_shader_pointer(sctx, descs,
+                                      R_00B530_SPI_SHADER_USER_DATA_COMMON_0);
+               return;
+       }
+
        si_emit_shader_pointer(sctx, descs,
                               R_00B030_SPI_SHADER_USER_DATA_PS_0);
        si_emit_shader_pointer(sctx, descs,
                               R_00B130_SPI_SHADER_USER_DATA_VS_0);
        si_emit_shader_pointer(sctx, descs,
                               R_00B330_SPI_SHADER_USER_DATA_ES_0);
-
-       if (sctx->b.chip_class >= GFX9) {
-               /* GFX9 merged LS-HS and ES-GS. */
-               si_emit_shader_pointer(sctx, descs,
-                                      R_00B430_SPI_SHADER_USER_DATA_LS_0);
-       } else {
-               si_emit_shader_pointer(sctx, descs,
-                                      R_00B230_SPI_SHADER_USER_DATA_GS_0);
-               si_emit_shader_pointer(sctx, descs,
-                                      R_00B430_SPI_SHADER_USER_DATA_HS_0);
-               si_emit_shader_pointer(sctx, descs,
-                                      R_00B530_SPI_SHADER_USER_DATA_LS_0);
-       }
+       si_emit_shader_pointer(sctx, descs,
+                              R_00B230_SPI_SHADER_USER_DATA_GS_0);
+       si_emit_shader_pointer(sctx, descs,
+                              R_00B430_SPI_SHADER_USER_DATA_HS_0);
+       si_emit_shader_pointer(sctx, descs,
+                              R_00B530_SPI_SHADER_USER_DATA_LS_0);
 }
 
 void si_emit_graphics_shader_pointers(struct si_context *sctx,
                                       struct r600_atom *atom)
 {
        unsigned mask;
        uint32_t *sh_base = sctx->shader_pointers.sh_base;
        struct si_descriptors *descs;
 
        descs = &sctx->descriptors[SI_DESCS_RW_BUFFERS];
-- 
2.7.4

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