ref: 00c219c7d9c2b9f60c2db0e1ba7289b2301209a7
dir: /Plan9/power/include/emu.h/
/* * system- and machine-specific declarations for emu: * floating-point save and restore, signal handling primitive, and * implementation of the current-process variable `up'. */ extern Proc** Xup; #define up (*Xup) typedef struct FPU FPU; /* * This structure must agree with FPsave and FPrestore asm routines */ typedef struct FPU FPU; struct FPU { double fpreg[32]; union { double fpscrd; struct { ulong pad; ulong fpscr; }; }; }; typedef jmp_buf osjmpbuf; #define ossetjmp(buf) setjmp(buf)