Mesa (master): r600g: evergreen add stencil export bit

[Dave Airlie]

Module: Mesa
Branch: master
Commit: 92e729bba5aab9958f5ba1339c27f6bfe743ef2e
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=92e729bba5aab9958f5ba1339c27f6bfe743ef2e

Author: Dave Airlie <airlied at redhat.com>
Date:   Wed Oct 13 17:40:32 2010 +1000

r600g: evergreen add stencil export bit

---

 src/gallium/drivers/r600/evergreen_state.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
index 49a888a..379d66f 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -1558,6 +1558,11 @@ void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader
 						R_02880C_DB_SHADER_CONTROL,
 						S_02880C_Z_EXPORT_ENABLE(1),
 						S_02880C_Z_EXPORT_ENABLE(1), NULL);
+		if (rshader->output[i].name == TGSI_SEMANTIC_STENCIL)
+			r600_pipe_state_add_reg(rstate,
+						R_02880C_DB_SHADER_CONTROL,
+						S_02880C_STENCIL_EXPORT_ENABLE(1),
+						S_02880C_STENCIL_EXPORT_ENABLE(1), NULL);
 	}
 
 	exports_ps = 0;