commit e5094fc9d5778c7ec5a8c78b56d86d25d8dc79f8
Author: Rico Schüller <kgbricola@web.de>
Date:   Wed Feb 13 17:28:57 2013 +0100

    i965/fs: Fix payload calculation.

diff --git a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
index d1147f5..4b8501d 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
@@ -274,8 +274,8 @@ fs_visitor::setup_payload_interference(struct ra_graph *g,
           * sideband.  It also really freaks out driver developers to see g0
           * used in unusual places, so just always reserve it.
           */
-         payload_last_use_ip[0 / reg_width] = use_ip;
-         payload_last_use_ip[1 / reg_width] = use_ip;
+         payload_last_use_ip[0] = use_ip;
+         payload_last_use_ip[1] = use_ip;
          break;
 
       case FS_OPCODE_LINTERP: