Mesa (master): swr: [rasterizer core] use 32x32 macrotile for openswr

[Tim Rowley]

Module: Mesa
Branch: master
Commit: b3659898759e178a6b971902d13fc9098fd1350e
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b3659898759e178a6b971902d13fc9098fd1350e

Author: Tim Rowley <timothy.o.rowley at intel.com>
Date:   Tue Jul 26 13:14:45 2016 -0600

swr: [rasterizer core] use 32x32 macrotile for openswr

Significant performance increase (up to 2x) on high geometry workloads.

Signed-off-by: Tim Rowley <timothy.o.rowley at intel.com>

---

 src/gallium/drivers/swr/rasterizer/core/knobs.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/gallium/drivers/swr/rasterizer/core/knobs.h b/src/gallium/drivers/swr/rasterizer/core/knobs.h
index 61eb3b4..914a9ae 100644
--- a/src/gallium/drivers/swr/rasterizer/core/knobs.h
+++ b/src/gallium/drivers/swr/rasterizer/core/knobs.h
@@ -112,12 +112,12 @@
 
 // fixed macrotile pixel dimension for now, eventually will be 
 // dynamically set based on tile format and pixel size
-#define KNOB_MACROTILE_X_DIM                64
-#define KNOB_MACROTILE_Y_DIM                64
+#define KNOB_MACROTILE_X_DIM                32
+#define KNOB_MACROTILE_Y_DIM                32
+#define KNOB_MACROTILE_X_DIM_FIXED_SHIFT    13
+#define KNOB_MACROTILE_Y_DIM_FIXED_SHIFT    13
 #define KNOB_MACROTILE_X_DIM_FIXED          (KNOB_MACROTILE_X_DIM << 8)
 #define KNOB_MACROTILE_Y_DIM_FIXED          (KNOB_MACROTILE_Y_DIM << 8)
-#define KNOB_MACROTILE_X_DIM_FIXED_SHIFT    14
-#define KNOB_MACROTILE_Y_DIM_FIXED_SHIFT    14
 #define KNOB_MACROTILE_X_DIM_IN_TILES       (KNOB_MACROTILE_X_DIM >> KNOB_TILE_X_DIM_SHIFT)
 #define KNOB_MACROTILE_Y_DIM_IN_TILES       (KNOB_MACROTILE_Y_DIM >> KNOB_TILE_Y_DIM_SHIFT)