Mesa (master): i965: Fix type of gl_FragData[] dereference for FB write.

[Eric Anholt]

Module: Mesa
Branch: master
Commit: 2927b6c21202fd0f9a661665e0093e7193c5df6e
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2927b6c21202fd0f9a661665e0093e7193c5df6e

Author: Eric Anholt <eric at anholt.net>
Date:   Mon Nov 29 16:16:38 2010 -0800

i965: Fix type of gl_FragData[] dereference for FB write.

Fixes glsl-fs-fragdata-1, and hopefully Eve Online where I noticed
this bug in the generated shader.  Bug #31952.

---

 src/mesa/drivers/dri/i965/brw_fs.cpp |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index edb02fa..7a8e981 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -2010,8 +2010,10 @@ fs_visitor::emit_fb_writes()
    fs_reg color = reg_undef;
    if (this->frag_color)
       color = *(variable_storage(this->frag_color));
-   else if (this->frag_data)
+   else if (this->frag_data) {
       color = *(variable_storage(this->frag_data));
+      color.type = BRW_REGISTER_TYPE_F;
+   }
 
    for (int target = 0; target < c->key.nr_color_regions; target++) {
       this->current_annotation = talloc_asprintf(this->mem_ctx,