Mesa (master): i965: Use the implied move in brw_math() in the new FS.

[Eric Anholt]

Module: Mesa
Branch: master
Commit: 7268bd82f60b1c9642a48dcfff6d77b2897222cd
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=7268bd82f60b1c9642a48dcfff6d77b2897222cd

Author: Eric Anholt <eric at anholt.net>
Date:   Thu Aug 26 14:09:54 2010 -0700

i965: Use the implied move in brw_math() in the new FS.

---

 src/mesa/drivers/dri/i965/brw_fs.cpp |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 57c5f55..f856ee7 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -1175,7 +1175,6 @@ fs_visitor::generate_math(fs_inst *inst,
       break;
    }
 
-   brw_MOV(p, brw_message_reg(2), src[0]);
    if (inst->opcode == FS_OPCODE_POW) {
       brw_MOV(p, brw_message_reg(3), src[1]);
    }
@@ -1184,7 +1183,7 @@ fs_visitor::generate_math(fs_inst *inst,
 	    op,
 	    inst->saturate ? BRW_MATH_SATURATE_SATURATE :
 	    BRW_MATH_SATURATE_NONE,
-	    2, brw_null_reg(),
+	    2, src[0],
 	    BRW_MATH_DATA_VECTOR,
 	    BRW_MATH_PRECISION_FULL);
 }