From: Ilia Mirkin <imirkin@alum.mit.edu>
Date: Sun, 7 Sep 2014 22:36:06 +0000 (-0400)
Subject: st/mesa: add barrier support
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=82f7fad96691480b9ffdeb3e8e1b3345ede713ef;p=mesa.git

st/mesa: add barrier support
---

diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index ad319f06cad..b0fc6254edb 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -3478,7 +3478,10 @@ glsl_to_tgsi_visitor::visit(ir_end_primitive *ir)
 void
 glsl_to_tgsi_visitor::visit(ir_barrier *ir)
 {
-   unreachable("Not implemented!");
+   assert(this->prog->Target == GL_TESS_CONTROL_PROGRAM_NV ||
+          this->prog->Target == GL_COMPUTE_PROGRAM_NV);
+
+   emit_asm(ir, TGSI_OPCODE_BARRIER);
 }
 
 glsl_to_tgsi_visitor::glsl_to_tgsi_visitor()