recipes/eglibc/files/sh4_set_fpscr.patch

   1 # http://sourceware.org/ml/libc-alpha/2009-12/msg00009.html
   2 # http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=565369
   3 ---
   4  sysdeps/sh/sh4/fpu/fpu_control.h |    8 ++++++++
   5  1 file changed, 8 insertions(+)
   6
   7 --- a/sysdeps/sh/sh4/fpu/fpu_control.h
   8 +++ b/sysdeps/sh/sh4/fpu/fpu_control.h
   9 @@ -45,6 +45,14 @@
  10  #define _FPU_GETCW(cw) __asm__ ("sts fpscr,%0" : "=r" (cw))
  11
  12  #if defined __GNUC__
  13 +/* Allow the use in C++ code.  */
  14 +#ifdef __cplusplus
  15 +extern "C" {
  16 +#endif
  17 +extern void __set_fpscr (unsigned long);
  18 +#ifdef __cplusplus
  19 +}
  20 +#endif  /* C++ */
  21  #define _FPU_SETCW(cw) __set_fpscr ((cw))
  22  #else
  23  #define _FPU_SETCW(cw) __asm__ ("lds %0,fpscr" : : "r" (cw))