tgsi/softpipe: disable FAST_MATH

In the interest of softpipe preferring correctness over speed and passing more
piglit tests, set this to off by default. For speed you really want llvmpipe.

Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c
index d9fc2b7..7ea8511 100644 (file)
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c
@@ -62,7 +62,7 @@
 #include "util/u_math.h"
 
 
-#define FAST_MATH 1
+#define FAST_MATH 0
 
 #define TILE_TOP_LEFT     0
 #define TILE_TOP_RIGHT    1