RetroZilla/gc/boehm/mips_sgi_mach_dep.s
2015-10-20 23:03:22 -04:00

41 lines
932 B
ArmAsm

#include <sys/regdef.h>
#include <sys/asm.h>
# define call_push(x) move $4,x; jal GC_push_one
.text
/* Mark from machine registers that are saved by C compiler */
# define FRAMESZ 32
# define RAOFF FRAMESZ-SZREG
# define GPOFF FRAMESZ-(2*SZREG)
NESTED(GC_push_regs, FRAMESZ, ra)
.mask 0x80000000,-SZREG # inform debugger of saved ra loc
move t0,gp
SETUP_GPX(t8)
PTR_SUBU sp,FRAMESZ
# ifdef SETUP_GP64
SETUP_GP64(GPOFF, GC_push_regs)
# endif
SAVE_GP(GPOFF)
REG_S ra,RAOFF(sp)
# if (_MIPS_SIM == _MIPS_SIM_ABI32)
call_push($2)
call_push($3)
# endif
call_push($16)
call_push($17)
call_push($18)
call_push($19)
call_push($20)
call_push($21)
call_push($22)
call_push($23)
call_push($30)
REG_L ra,RAOFF(sp)
# ifdef RESTORE_GP64
RESTORE_GP64
# endif
PTR_ADDU sp,FRAMESZ
j ra
.end GC_push_regs