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authorCarmelo Amoroso <carmelo.amoroso@st.com>2009-12-03 08:06:10 +0100
committerCarmelo Amoroso <carmelo.amoroso@st.com>2009-12-03 08:14:29 +0100
commitc5c2cf0da5644c96a2ae3db315f51bf91f15723d (patch)
tree25d315e35002891e0b66169a03e1bebd60a64a66 /libc/sysdeps/linux/sh/fpu_control.h
parent460cb81669214ece60a0104142ae38d9f3ae8fe5 (diff)
sh: Add a prototype for the gcc __set_fpscr internal function
The sh port uses the gcc __set_fpscr internal function, but neither gcc nor glibc creates a prototype for it. This leads to a bunch of random warnings about implicit decls during the build. Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Diffstat (limited to 'libc/sysdeps/linux/sh/fpu_control.h')
-rw-r--r--libc/sysdeps/linux/sh/fpu_control.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/sh/fpu_control.h b/libc/sysdeps/linux/sh/fpu_control.h
index db3cc4557..cbd889ece 100644
--- a/libc/sysdeps/linux/sh/fpu_control.h
+++ b/libc/sysdeps/linux/sh/fpu_control.h
@@ -1,5 +1,5 @@
/* FPU control word definitions. SH version.
- Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2000, 2009 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -47,6 +47,8 @@ typedef unsigned int fpu_control_t;
#define _FPU_GETCW(cw) __asm__ ("sts fpscr,%0" : "=r" (cw))
#if defined __GNUC__
+/* GCC provides this function */
+extern void __set_fpscr (unsigned long);
#define _FPU_SETCW(cw) __set_fpscr ((cw))
#else
#define _FPU_SETCW(cw) __asm__ ("lds %0,fpscr" : : "r" (cw))