Module Name: src
Committed By: matt
Date: Tue Apr 23 05:41:12 UTC 2013
Added Files:
src/sys/arch/arm/include: fenv.h
Log Message:
Move C99 fenv definitions to this file.
To generate a diff of this commit:
cvs rdiff -u -r0 -r1.1 src/sys/arch/arm/include/fenv.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Added files:
Index: src/sys/arch/arm/include/fenv.h
diff -u /dev/null src/sys/arch/arm/include/fenv.h:1.1
--- /dev/null Tue Apr 23 05:41:12 2013
+++ src/sys/arch/arm/include/fenv.h Tue Apr 23 05:41:12 2013
@@ -0,0 +1,35 @@
+/* $NetBSD: fenv.h,v 1.1 2013/04/23 05:41:12 matt Exp $ */
+
+/*
+ * Based on ieeefp.h written by J.T. Conklin, Apr 28, 1995
+ * Public domain.
+ */
+
+#ifndef _ARM_FENV_H_
+#define _ARM_FENV_H_
+
+typedef int fenv_t;
+typedef int fexcept_t;
+
+#define FE_INVALID 0x01 /* invalid operation exception */
+#define FE_DIVBYZERO 0x02 /* divide-by-zero exception */
+#define FE_OVERFLOW 0x04 /* overflow exception */
+#define FE_UNDERFLOW 0x08 /* underflow exception */
+#define FE_INEXACT 0x10 /* imprecise (loss of precision; "inexact") */
+
+#define FE_ALL_EXCEPT 0x1f
+
+#define FE_TONEAREST 0 /* round to nearest representable number */
+#define FE_UPWARD 1 /* round toward positive infinity */
+#define FE_DOWNWARD 2 /* round toward negative infinity */
+#define FE_TOWARDZERO 3 /* round to zero (truncate) */
+
+__BEGIN_DECLS
+
+/* Default floating-point environment */
+extern const fenv_t __fe_dfl_env;
+#define FE_DFL_ENV (&__fe_dfl_env)
+
+__END_DECLS
+
+#endif /* _ARM_FENV_H_ */
