From: Francisco Jerez <currojerez@riseup.net>
Date: Tue, 5 May 2015 20:00:51 +0000 (+0300)
Subject: nir: Add memory barrier intrinsic.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f1269a3e013e23135b2482e4f137d69ed6cc1734;p=mesa.git

nir: Add memory barrier intrinsic.

Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
---

diff --git a/src/glsl/nir/nir_intrinsics.h b/src/glsl/nir/nir_intrinsics.h
index 2a0df2be025..10192c5315c 100644
--- a/src/glsl/nir/nir_intrinsics.h
+++ b/src/glsl/nir/nir_intrinsics.h
@@ -68,6 +68,13 @@ INTRINSIC(interp_var_at_offset, 1, ARR(2), true, 0, 1, 0,
 #define BARRIER(name) INTRINSIC(name, 0, ARR(), false, 0, 0, 0, 0)
 
 BARRIER(discard)
+
+/*
+ * Memory barrier with semantics analogous to the memoryBarrier() GLSL
+ * intrinsic.
+ */
+BARRIER(memory_barrier)
+
 /** A conditional discard, with a single boolean source. */
 INTRINSIC(discard_if, 1, ARR(1), false, 0, 0, 0, 0)