summaryrefslogtreecommitdiffstats
path: root/newlib/libm/machine/spu/sf_fpclassify.c
diff options
context:
space:
mode:
Diffstat (limited to 'newlib/libm/machine/spu/sf_fpclassify.c')
-rw-r--r--newlib/libm/machine/spu/sf_fpclassify.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/newlib/libm/machine/spu/sf_fpclassify.c b/newlib/libm/machine/spu/sf_fpclassify.c
new file mode 100644
index 000000000..36cf8ba90
--- /dev/null
+++ b/newlib/libm/machine/spu/sf_fpclassify.c
@@ -0,0 +1,24 @@
+/* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software
+ * is freely granted, provided that this notice is preserved.
+ */
+
+#include "fdlibm.h"
+
+/*
+ * On the SPU, single precision floating point returns only FP_NORMAL and
+ * FP_ZERO, since FP_NAN, FP_INFINITE, and FP_SUBNORMAL are not
+ * supported, base on the common f_fpclassify.c.
+ */
+int
+__fpclassifyf (float x)
+{
+ __uint32_t w;
+
+ GET_FLOAT_WORD(w,x);
+
+ if (w == 0x00000000 || w == 0x80000000)
+ return FP_ZERO;
+ return FP_NORMAL;
+}