summaryrefslogtreecommitdiff
path: root/post/lib_ppc/fpu/20010114-2.c
diff options
context:
space:
mode:
authorBen Warren <bwarren@qstreams.com>2007-08-13 21:26:03 -0400
committerBen Warren <bwarren@qstreams.com>2007-08-13 21:26:03 -0400
commitd1bc6c8d5f4a9c7ca9fb2292d5c65f846dcc3995 (patch)
treedd0722cee4758fe40f6a5cc75986ebb1a395aac2 /post/lib_ppc/fpu/20010114-2.c
parentf539edc076cfe52bff919dd512ba8d7af0e22092 (diff)
parent8a92b7c60b40ff79e2cc96e13aeac2a531dde473 (diff)
downloadu-boot-imx-d1bc6c8d5f4a9c7ca9fb2292d5c65f846dcc3995.zip
u-boot-imx-d1bc6c8d5f4a9c7ca9fb2292d5c65f846dcc3995.tar.gz
u-boot-imx-d1bc6c8d5f4a9c7ca9fb2292d5c65f846dcc3995.tar.bz2
Sync'd u-boot-net with mainline
Merge git://www.denx.de/git/u-boot Conflicts: drivers/bcm570x.c drivers/tigon3.c
Diffstat (limited to 'post/lib_ppc/fpu/20010114-2.c')
-rw-r--r--post/lib_ppc/fpu/20010114-2.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/post/lib_ppc/fpu/20010114-2.c b/post/lib_ppc/fpu/20010114-2.c
new file mode 100644
index 0000000..6e60507
--- /dev/null
+++ b/post/lib_ppc/fpu/20010114-2.c
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2007
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+/*
+ * This file is originally a part of the GCC testsuite.
+ */
+
+#include <common.h>
+
+#ifdef CONFIG_POST
+
+#include <post.h>
+
+#if CONFIG_POST & CFG_POST_FPU
+
+static float rintf (float x)
+{
+ volatile float TWO23 = 8388608.0;
+
+ if (__builtin_fabs (x) < TWO23)
+ {
+ if (x > 0.0)
+ {
+ x += TWO23;
+ x -= TWO23;
+ }
+ else if (x < 0.0)
+ {
+ x = TWO23 - x;
+ x = -(x - TWO23);
+ }
+ }
+
+ return x;
+}
+
+int fpu_post_test_math2 (void)
+{
+ if (rintf (-1.5) != -2.0) {
+ post_log ("Error in FPU math2 test\n");
+ return -1;
+ }
+ return 0;
+}
+
+#endif /* CONFIG_POST & CFG_POST_FPU */
+#endif /* CONFIG_POST */