/* vacall function for sparc64 CPU */ /* * Copyright 1995-2004 Bruno Haible, <bruno@clisp.org> * * This is free software distributed under the GNU General Public Licence * described in the file COPYING. Contact the author if you don't have this * or can't live with it. There is ABSOLUTELY NO WARRANTY, explicit or implied, * on this software. */ #ifndef REENTRANT #include "vacall.h.in" #else /* REENTRANT */ #include "vacall_r.h.in" #endif #ifdef REENTRANT #define __vacall __vacall_r register struct { void (*vacall_function) (void*,va_alist); void* arg; } * env __asm__("%g5"); #endif register __vaword* fp __asm__("%fp"); /* our %fp, caller's %sp */ register __vaword* ret __asm__("%i7"); /* %i7+8 = return address */ register float farg0 __asm__("%f1"); register float farg1 __asm__("%f3"); register float farg2 __asm__("%f5"); register float farg3 __asm__("%f7"); register float farg4 __asm__("%f9"); register float farg5 __asm__("%f11"); register float farg6 __asm__("%f13"); register float farg7 __asm__("%f15"); register float farg8 __asm__("%f17"); register float farg9 __asm__("%f19"); register float farg10 __asm__("%f21"); register float farg11 __asm__("%f23"); register float farg12 __asm__("%f25"); register float farg13 __asm__("%f27"); register float farg14 __asm__("%f29"); register float farg15 __asm__("%f31"); register double darg0 __asm__("%f0"); register double darg1 __asm__("%f2"); register double darg2 __asm__("%f4"); register double darg3 __asm__("%f6"); register double darg4 __asm__("%f8"); register double darg5 __asm__("%f10"); register double darg6 __asm__("%f12"); register double darg7 __asm__("%f14"); register double darg8 __asm__("%f16"); register double darg9 __asm__("%f18"); register double darg10 __asm__("%f20"); register double darg11 __asm__("%f22"); register double darg12 __asm__("%f24"); register double darg13 __asm__("%f26"); register double darg14 __asm__("%f28"); register double darg15 __asm__("%f30"); register __vaword iret __asm__("%i0"); register __vaword o1 __asm__("%i1"); register __vaword o2 __asm__("%i2"); register __vaword o3 __asm__("%i3"); register __vaword o4 __asm__("%i4"); register __vaword o5 __asm__("%i5"); register float fret __asm__("%f0"); /* %f0 */ register double dret __asm__("%f0"); /* %f0,%f1 */ void /* the return type is variable, not void! */ __vacall (__vaword word1, __vaword word2, __vaword word3, __vaword word4, __vaword word5, __vaword word6, __vaword firstword) { __va_alist list; /* Move the arguments passed in registers to their stack locations. */ (&firstword)[-6] = word1; (&firstword)[-5] = word2; (&firstword)[-4] = word3; (&firstword)[-3] = word4; (&firstword)[-2] = word5; (&firstword)[-1] = word6; list.darg[0] = darg0; list.darg[1] = darg1; list.darg[2] = darg2; list.darg[3] = darg3; list.darg[4] = darg4; list.darg[5] = darg5; list.darg[6] = darg6; list.darg[7] = darg7; list.darg[8] = darg8; list.darg[9] = darg9; list.darg[10] = darg10; list.darg[11] = darg11; list.darg[12] = darg12; list.darg[13] = darg13; list.darg[14] = darg14; list.darg[15] = darg15; list.farg[0] = farg0; list.farg[1] = farg1; list.farg[2] = farg2; list.farg[3] = farg3; list.farg[4] = farg4; list.farg[5] = farg5; list.farg[6] = farg6; list.farg[7] = farg7; list.farg[8] = farg8; list.farg[9] = farg9; list.farg[10] = farg10; list.farg[11] = farg11; list.farg[12] = farg12; list.farg[13] = farg13; list.farg[14] = farg14; list.farg[15] = farg15; /* Prepare the va_alist. */ list.flags = 0; list.aptr = (long)(&firstword - 6); list.raddr = (void*)0; list.rtype = __VAvoid; /* Call vacall_function. The macros do all the rest. */ #ifndef REENTRANT (*vacall_function) (&list); #else /* REENTRANT */ (*env->vacall_function) (env->arg,&list); #endif /* Put return value into proper register. */ if (list.rtype == __VAvoid) { } else if (list.rtype == __VAchar) { iret = list.tmp._char; } else if (list.rtype == __VAschar) { iret = list.tmp._schar; } else if (list.rtype == __VAuchar) { iret = list.tmp._uchar; } else if (list.rtype == __VAshort) { iret = list.tmp._short; } else if (list.rtype == __VAushort) { iret = list.tmp._ushort; } else if (list.rtype == __VAint) { iret = list.tmp._int; } else if (list.rtype == __VAuint) { iret = list.tmp._uint; } else if (list.rtype == __VAlong) { iret = list.tmp._long; } else if (list.rtype == __VAulong) { iret = list.tmp._ulong; } else if (list.rtype == __VAlonglong) { iret = list.tmp._long; } else if (list.rtype == __VAulonglong) { iret = list.tmp._ulong; } else if (list.rtype == __VAfloat) { fret = list.tmp._float; } else if (list.rtype == __VAdouble) { dret = list.tmp._double; } else if (list.rtype == __VAvoidp) { iret = (long)list.tmp._ptr; } else if (list.rtype == __VAstruct) { if (list.flags & __VA_PCC_STRUCT_RETURN) { /* pcc struct return convention */ iret = (long) list.raddr; } else { /* normal struct return convention */ if (list.flags & __VA_REGISTER_STRUCT_RETURN) { /* Return structs of size <= 32 in registers. */ if (list.rsize > 0 && list.rsize <= 32) { if (list.rsize == 1) { iret = (__vaword)((unsigned char *) list.raddr)[0] << 56; } else if (list.rsize == 2) { iret = ((__vaword)((unsigned char *) list.raddr)[0] << 56) | ((__vaword)((unsigned char *) list.raddr)[1] << 48); } else if (list.rsize == 3) { iret = ((__vaword)((unsigned char *) list.raddr)[0] << 56) | ((__vaword)((unsigned char *) list.raddr)[1] << 48) | ((__vaword)((unsigned char *) list.raddr)[2] << 40); } else if (list.rsize == 4) { iret = ((__vaword)((unsigned char *) list.raddr)[0] << 56) | ((__vaword)((unsigned char *) list.raddr)[1] << 48) | ((__vaword)((unsigned char *) list.raddr)[2] << 40) | ((__vaword)((unsigned char *) list.raddr)[3] << 32); } else if (list.rsize == 5) { iret = ((__vaword)((unsigned char *) list.raddr)[0] << 56) | ((__vaword)((unsigned char *) list.raddr)[1] << 48) | ((__vaword)((unsigned char *) list.raddr)[2] << 40) | ((__vaword)((unsigned char *) list.raddr)[3] << 32) | ((__vaword)((unsigned char *) list.raddr)[4] << 24); } else if (list.rsize == 6) { iret = ((__vaword)((unsigned char *) list.raddr)[0] << 56) | ((__vaword)((unsigned char *) list.raddr)[1] << 48) | ((__vaword)((unsigned char *) list.raddr)[2] << 40) | ((__vaword)((unsigned char *) list.raddr)[3] << 32) | ((__vaword)((unsigned char *) list.raddr)[4] << 24) | ((__vaword)((unsigned char *) list.raddr)[5] << 16); } else if (list.rsize == 7) { iret = ((__vaword)((unsigned char *) list.raddr)[0] << 56) | ((__vaword)((unsigned char *) list.raddr)[1] << 48) | ((__vaword)((unsigned char *) list.raddr)[2] << 40) | ((__vaword)((unsigned char *) list.raddr)[3] << 32) | ((__vaword)((unsigned char *) list.raddr)[4] << 24) | ((__vaword)((unsigned char *) list.raddr)[5] << 16) | ((__vaword)((unsigned char *) list.raddr)[6] << 8); } else if (list.rsize >= 8 && list.rsize <= 32) { iret = ((__vaword)((unsigned char *) list.raddr)[0] << 56) | ((__vaword)((unsigned char *) list.raddr)[1] << 48) | ((__vaword)((unsigned char *) list.raddr)[2] << 40) | ((__vaword)((unsigned char *) list.raddr)[3] << 32) | ((__vaword)((unsigned char *) list.raddr)[4] << 24) | ((__vaword)((unsigned char *) list.raddr)[5] << 16) | ((__vaword)((unsigned char *) list.raddr)[6] << 8) | (__vaword)((unsigned char *) list.raddr)[7]; if (list.rsize == 8) { } else if (list.rsize == 9) { o1 = (__vaword)((unsigned char *) list.raddr)[8] << 56; } else if (list.rsize == 10) { o1 = ((__vaword)((unsigned char *) list.raddr)[8] << 56) | ((__vaword)((unsigned char *) list.raddr)[9] << 48); } else if (list.rsize == 11) { o1 = ((__vaword)((unsigned char *) list.raddr)[8] << 56) | ((__vaword)((unsigned char *) list.raddr)[9] << 48) | ((__vaword)((unsigned char *) list.raddr)[10] << 40); } else if (list.rsize == 12) { o1 = ((__vaword)((unsigned char *) list.raddr)[8] << 56) | ((__vaword)((unsigned char *) list.raddr)[9] << 48) | ((__vaword)((unsigned char *) list.raddr)[10] << 40) | ((__vaword)((unsigned char *) list.raddr)[11] << 32); } else if (list.rsize == 13) { o1 = ((__vaword)((unsigned char *) list.raddr)[8] << 56) | ((__vaword)((unsigned char *) list.raddr)[9] << 48) | ((__vaword)((unsigned char *) list.raddr)[10] << 40) | ((__vaword)((unsigned char *) list.raddr)[11] << 32) | ((__vaword)((unsigned char *) list.raddr)[12] << 24); } else if (list.rsize == 14) { o1 = ((__vaword)((unsigned char *) list.raddr)[8] << 56) | ((__vaword)((unsigned char *) list.raddr)[9] << 48) | ((__vaword)((unsigned char *) list.raddr)[10] << 40) | ((__vaword)((unsigned char *) list.raddr)[11] << 32) | ((__vaword)((unsigned char *) list.raddr)[12] << 24) | ((__vaword)((unsigned char *) list.raddr)[13] << 16); } else if (list.rsize == 15) { o1 = ((__vaword)((unsigned char *) list.raddr)[8] << 56) | ((__vaword)((unsigned char *) list.raddr)[9] << 48) | ((__vaword)((unsigned char *) list.raddr)[10] << 40) | ((__vaword)((unsigned char *) list.raddr)[11] << 32) | ((__vaword)((unsigned char *) list.raddr)[12] << 24) | ((__vaword)((unsigned char *) list.raddr)[13] << 16) | ((__vaword)((unsigned char *) list.raddr)[14] << 8); } else if (list.rsize >= 16 && list.rsize <= 32) { o1 = ((__vaword)((unsigned char *) list.raddr)[8] << 56) | ((__vaword)((unsigned char *) list.raddr)[9] << 48) | ((__vaword)((unsigned char *) list.raddr)[10] << 40) | ((__vaword)((unsigned char *) list.raddr)[11] << 32) | ((__vaword)((unsigned char *) list.raddr)[12] << 24) | ((__vaword)((unsigned char *) list.raddr)[13] << 16) | ((__vaword)((unsigned char *) list.raddr)[14] << 8) | (__vaword)((unsigned char *) list.raddr)[15]; if (list.rsize == 16) { } else if (list.rsize == 17) { o2 = (__vaword)((unsigned char *) list.raddr)[16] << 56; } else if (list.rsize == 18) { o2 = ((__vaword)((unsigned char *) list.raddr)[16] << 56) | ((__vaword)((unsigned char *) list.raddr)[17] << 48); } else if (list.rsize == 19) { o2 = ((__vaword)((unsigned char *) list.raddr)[16] << 56) | ((__vaword)((unsigned char *) list.raddr)[17] << 48) | ((__vaword)((unsigned char *) list.raddr)[18] << 40); } else if (list.rsize == 20) { o2 = ((__vaword)((unsigned char *) list.raddr)[16] << 56) | ((__vaword)((unsigned char *) list.raddr)[17] << 48) | ((__vaword)((unsigned char *) list.raddr)[18] << 40) | ((__vaword)((unsigned char *) list.raddr)[19] << 32); } else if (list.rsize == 21) { o2 = ((__vaword)((unsigned char *) list.raddr)[16] << 56) | ((__vaword)((unsigned char *) list.raddr)[17] << 48) | ((__vaword)((unsigned char *) list.raddr)[18] << 40) | ((__vaword)((unsigned char *) list.raddr)[19] << 32) | ((__vaword)((unsigned char *) list.raddr)[20] << 24); } else if (list.rsize == 22) { o2 = ((__vaword)((unsigned char *) list.raddr)[16] << 56) | ((__vaword)((unsigned char *) list.raddr)[17] << 48) | ((__vaword)((unsigned char *) list.raddr)[18] << 40) | ((__vaword)((unsigned char *) list.raddr)[19] << 32) | ((__vaword)((unsigned char *) list.raddr)[20] << 24) | ((__vaword)((unsigned char *) list.raddr)[21] << 16); } else if (list.rsize == 23) { o2 = ((__vaword)((unsigned char *) list.raddr)[16] << 56) | ((__vaword)((unsigned char *) list.raddr)[17] << 48) | ((__vaword)((unsigned char *) list.raddr)[18] << 40) | ((__vaword)((unsigned char *) list.raddr)[19] << 32) | ((__vaword)((unsigned char *) list.raddr)[20] << 24) | ((__vaword)((unsigned char *) list.raddr)[21] << 16) | ((__vaword)((unsigned char *) list.raddr)[22] << 8); } else if (list.rsize >= 24 && list.rsize <= 32) { o2 = ((__vaword)((unsigned char *) list.raddr)[16] << 56) | ((__vaword)((unsigned char *) list.raddr)[17] << 48) | ((__vaword)((unsigned char *) list.raddr)[18] << 40) | ((__vaword)((unsigned char *) list.raddr)[19] << 32) | ((__vaword)((unsigned char *) list.raddr)[20] << 24) | ((__vaword)((unsigned char *) list.raddr)[21] << 16) | ((__vaword)((unsigned char *) list.raddr)[22] << 8) | (__vaword)((unsigned char *) list.raddr)[23]; if (list.rsize == 24) { } else if (list.rsize == 25) { o3 = (__vaword)((unsigned char *) list.raddr)[24] << 56; } else if (list.rsize == 26) { o3 = ((__vaword)((unsigned char *) list.raddr)[24] << 56) | ((__vaword)((unsigned char *) list.raddr)[25] << 48); } else if (list.rsize == 27) { o3 = ((__vaword)((unsigned char *) list.raddr)[24] << 56) | ((__vaword)((unsigned char *) list.raddr)[25] << 48) | ((__vaword)((unsigned char *) list.raddr)[26] << 40); } else if (list.rsize == 28) { o3 = ((__vaword)((unsigned char *) list.raddr)[24] << 56) | ((__vaword)((unsigned char *) list.raddr)[25] << 48) | ((__vaword)((unsigned char *) list.raddr)[26] << 40) | ((__vaword)((unsigned char *) list.raddr)[27] << 32); } else if (list.rsize == 29) { o3 = ((__vaword)((unsigned char *) list.raddr)[24] << 56) | ((__vaword)((unsigned char *) list.raddr)[25] << 48) | ((__vaword)((unsigned char *) list.raddr)[26] << 40) | ((__vaword)((unsigned char *) list.raddr)[27] << 32) | ((__vaword)((unsigned char *) list.raddr)[28] << 24); } else if (list.rsize == 30) { o3 = ((__vaword)((unsigned char *) list.raddr)[24] << 56) | ((__vaword)((unsigned char *) list.raddr)[25] << 48) | ((__vaword)((unsigned char *) list.raddr)[26] << 40) | ((__vaword)((unsigned char *) list.raddr)[27] << 32) | ((__vaword)((unsigned char *) list.raddr)[28] << 24) | ((__vaword)((unsigned char *) list.raddr)[29] << 16); } else if (list.rsize == 31) { o3 = ((__vaword)((unsigned char *) list.raddr)[24] << 56) | ((__vaword)((unsigned char *) list.raddr)[25] << 48) | ((__vaword)((unsigned char *) list.raddr)[26] << 40) | ((__vaword)((unsigned char *) list.raddr)[27] << 32) | ((__vaword)((unsigned char *) list.raddr)[28] << 24) | ((__vaword)((unsigned char *) list.raddr)[29] << 16) | ((__vaword)((unsigned char *) list.raddr)[30] << 8); } else if (list.rsize == 32) { o3 = ((__vaword)((unsigned char *) list.raddr)[24] << 56) | ((__vaword)((unsigned char *) list.raddr)[25] << 48) | ((__vaword)((unsigned char *) list.raddr)[26] << 40) | ((__vaword)((unsigned char *) list.raddr)[27] << 32) | ((__vaword)((unsigned char *) list.raddr)[28] << 24) | ((__vaword)((unsigned char *) list.raddr)[29] << 16) | ((__vaword)((unsigned char *) list.raddr)[30] << 8) | (__vaword)((unsigned char *) list.raddr)[31]; } } } } } } } } }