1 /* fpumacro.h: FPU related macros.
3 * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
4 * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
7 #ifndef _SPARC64_FPUMACRO_H
8 #define _SPARC64_FPUMACRO_H
11 #include <asm/visasm.h>
17 #define FPUSTATE (struct fpustate *)(current_thread_info()->fpregs)
19 static inline unsigned long fprs_read(void)
23 __asm__ __volatile__("rd %%fprs, %0" : "=r" (retval));
28 static inline void fprs_write(unsigned long val)
30 __asm__ __volatile__("wr %0, 0x0, %%fprs" : : "r" (val));
33 #endif /* !(_SPARC64_FPUMACRO_H) */