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authorKim Phillips <kim.phillips@freescale.com>2007-07-06 19:39:48 -0500
committerKim Phillips <kim.phillips@freescale.com>2007-07-06 19:39:48 -0500
commit0459e7d3a0a273064b738aa2e06fd7dcd35eec58 (patch)
tree83b8a3044400cb1463e91410cf0f3732dedd7fb4 /post/lib_ppc/fpu/20010114-2.c
parent30d5c04c93084fe0b144646b77eb873957872a8d (diff)
parente80955f07de03fef0196353e77534b2300193c1c (diff)
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Merge git://www.denx.de/git/u-boot
Diffstat (limited to 'post/lib_ppc/fpu/20010114-2.c')
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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
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+/*
+ * 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 */