From d64343f1ae84979bd154475badf11af8a9bfc2eb Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Mon, 26 Jul 2010 17:30:35 -0700
Subject: [PATCH] ir_to_mesa: Flag when we use the address reg.

Hardware backends will get angry otherwise.
---
 src/mesa/shader/ir_to_mesa.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mesa/shader/ir_to_mesa.cpp b/src/mesa/shader/ir_to_mesa.cpp
index c397838..89cad8a 100644
--- a/src/mesa/shader/ir_to_mesa.cpp
+++ b/src/mesa/shader/ir_to_mesa.cpp
@@ -2146,6 +2146,8 @@ get_mesa_program(GLcontext *ctx, struct gl_shader_program *shader_program,
 	 inst->function->inst = i;
       else if (mesa_inst->Opcode == OPCODE_CAL)
 	 mesa_inst->BranchTarget = inst->function->sig_id; /* rewritten later */
+      else if (mesa_inst->Opcode == OPCODE_ARL)
+	 prog->NumAddressRegs = 1;
 
       mesa_inst++;
       i++;
-- 
2.7.4