Mesa (master): radeonsi: Also set the depth component mask bit for stencil-only exports

[Michel Dänzer]

Module: Mesa
Branch: master
Commit: 46fd81e586f0c1a76ab66b9a7558783c481f111e
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=46fd81e586f0c1a76ab66b9a7558783c481f111e

Author: Michel Dänzer <michel.daenzer at amd.com>
Date:   Fri Aug 23 14:55:45 2013 +0200

radeonsi: Also set the depth component mask bit for stencil-only exports

The stencil values come out wrong without this for some reason.

50 more little piglits.

Cc: mesa-stable at lists.freedesktop.org

---

 src/gallium/drivers/radeonsi/radeonsi_shader.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c
index a1dec17..2b1928a 100644
--- a/src/gallium/drivers/radeonsi/radeonsi_shader.c
+++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c
@@ -826,7 +826,10 @@ handle_semantic:
 			args[7] =
 			args[8] =
 			args[6] = LLVMBuildLoad(base->gallivm->builder, out_ptr, "");
-			mask |= 0x2;
+			/* Only setting the stencil component bit (0x2) here
+			 * breaks some stencil piglit tests
+			 */
+			mask |= 0x3;
 
 			if (depth_index < 0)
 				args[5] = args[6];