Mesa (master): i965: Add notification register
Jordan Justen
jljusten at kemper.freedesktop.org
Fri Jun 12 22:14:51 UTC 2015
Module: Mesa
Branch: master
Commit: b925f1a1df86120d2846bf09797bb0967040f9c6
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=b925f1a1df86120d2846bf09797bb0967040f9c6
Author: Jordan Justen <jordan.l.justen at intel.com>
Date: Tue Nov 4 17:52:42 2014 -0800
i965: Add notification register
This will be used by the wait instruction when implementing the barrier()
function.
v2:
* Changes suggested by mattst88
Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
Reviewed-by: Chris Forbes <chrisf at ijw.co.nz>
Reviewed-by: Matt Turner <mattst88 at gmail.com>
---
src/mesa/drivers/dri/i965/brw_reg.h | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_reg.h b/src/mesa/drivers/dri/i965/brw_reg.h
index 81a9320..c8b1341 100644
--- a/src/mesa/drivers/dri/i965/brw_reg.h
+++ b/src/mesa/drivers/dri/i965/brw_reg.h
@@ -765,6 +765,22 @@ brw_ip_reg(void)
}
static inline struct brw_reg
+brw_notification_reg(void)
+{
+ return brw_reg(BRW_ARCHITECTURE_REGISTER_FILE,
+ BRW_ARF_NOTIFICATION_COUNT,
+ 0,
+ 0,
+ 0,
+ BRW_REGISTER_TYPE_UD,
+ BRW_VERTICAL_STRIDE_0,
+ BRW_WIDTH_1,
+ BRW_HORIZONTAL_STRIDE_0,
+ BRW_SWIZZLE_XXXX,
+ WRITEMASK_X);
+}
+
+static inline struct brw_reg
brw_acc_reg(unsigned width)
{
return brw_vecn_reg(width, BRW_ARCHITECTURE_REGISTER_FILE,
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