Mesa (master): i965: Add UD null register helpers.

[Matt Turner]

Module: Mesa
Branch: master
Commit: 4ec37317c55ee6be1a5988867aaeb8e9b3f02892
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=4ec37317c55ee6be1a5988867aaeb8e9b3f02892

Author: Matt Turner <mattst88 at gmail.com>
Date:   Thu Sep 19 13:02:23 2013 -0700

i965: Add UD null register helpers.

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>

---

 src/mesa/drivers/dri/i965/brw_fs.h   |    1 +
 src/mesa/drivers/dri/i965/brw_vec4.h |    5 +++++
 2 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs.h b/src/mesa/drivers/dri/i965/brw_fs.h
index cf6379c..679a4b0 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.h
+++ b/src/mesa/drivers/dri/i965/brw_fs.h
@@ -109,6 +109,7 @@ public:
 static const fs_reg reg_undef;
 static const fs_reg reg_null_f(ARF, BRW_ARF_NULL, BRW_REGISTER_TYPE_F);
 static const fs_reg reg_null_d(ARF, BRW_ARF_NULL, BRW_REGISTER_TYPE_D);
+static const fs_reg reg_null_ud(ARF, BRW_ARF_NULL, BRW_REGISTER_TYPE_UD);
 
 class ip_record : public exec_node {
 public:
diff --git a/src/mesa/drivers/dri/i965/brw_vec4.h b/src/mesa/drivers/dri/i965/brw_vec4.h
index 5b8075a..9683f1c 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4.h
+++ b/src/mesa/drivers/dri/i965/brw_vec4.h
@@ -245,6 +245,11 @@ public:
       return dst_reg(retype(brw_null_reg(), BRW_REGISTER_TYPE_D));
    }
 
+   dst_reg dst_null_ud()
+   {
+      return dst_reg(retype(brw_null_reg(), BRW_REGISTER_TYPE_UD));
+   }
+
    struct gl_program *prog;
    struct brw_vec4_compile *c;
    const struct brw_vec4_prog_key *key;