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-rw-r--r--libm/sh/feholdexcpt.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/libm/sh/feholdexcpt.c b/libm/sh/feholdexcpt.c
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index 000000000..1af79b31f
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+++ b/libm/sh/feholdexcpt.c
@@ -0,0 +1,30 @@
+/*
+ *
+ * Copyright (c) 2007 STMicroelectronics Ltd
+ * Filippo Arcidiacono (filippo.arcidiacono@st.com)
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ *
+ * Taken from glibc 2.6
+ *
+ */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+int
+feholdexcept (fenv_t *envp)
+{
+ unsigned long int temp;
+
+ /* Store the environment. */
+ _FPU_GETCW (temp);
+ envp->__fpscr = temp;
+
+ /* Now set all exceptions to non-stop. */
+ temp &= ~FE_ALL_EXCEPT;
+ _FPU_SETCW (temp);
+
+ return 1;
+}
+libm_hidden_def (feholdexcept)