From e15ad414d0f75beac497429f4db7b33ea12c5ea8 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Wed, 12 Jan 2011 09:37:07 -0800
Subject: [PATCH] i965/fs: When producing ir_unop_abs of an operand, strip
 negate.

We were returning the negative absolute value, instead of the absolute
value.  Fixes glsl-fs-abs-neg.
(cherry picked from commit ab56e3be9aae54602372427755305c354821e105)
---
 src/mesa/drivers/dri/i965/brw_fs.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 22e6e2e7368..3f5a7c2a073 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -859,6 +859,7 @@ fs_visitor::visit(ir_expression *ir)
       break;
    case ir_unop_abs:
       op[0].abs = true;
+      op[0].negate = false;
       this->result = op[0];
       break;
    case ir_unop_sign: