! SPARCompiler 3.0 and later apparently no longer handles ! asm outside functions. So we need a separate .s file ! This is only set up for SunOS 5, not SunOS 4. ! Assumes this is called before the stack contents are ! examined. .seg "text" .globl GC_save_regs_in_stack .globl GC_push_regs GC_save_regs_in_stack: GC_push_regs: #if defined(__arch64__) || defined(__sparcv9) save %sp,-128,%sp flushw ret restore %sp,2047+128,%o0 #else /* 32 bit SPARC */ ta 0x3 ! ST_FLUSH_WINDOWS mov %sp,%o0 retl nop #endif /* 32 bit SPARC */ .GC_save_regs_in_stack_end: .size GC_save_regs_in_stack,.GC_save_regs_in_stack_end-GC_save_regs_in_stack .globl GC_clear_stack_inner GC_clear_stack_inner: #if defined(__arch64__) || defined(__sparcv9) mov %sp,%o2 ! Save sp add %sp,2047-8,%o3 ! p = sp+bias-8 add %o1,-2047-192,%sp ! Move sp out of the way, ! so that traps still work. ! Includes some extra words ! so we can be sloppy below. loop: stx %g0,[%o3] ! *(long *)p = 0 cmp %o3,%o1 bgu,pt %xcc, loop ! if (p > limit) goto loop add %o3,-8,%o3 ! p -= 8 (delay slot) retl mov %o2,%sp ! Restore sp., delay slot #else /* 32 bit SPARC */ mov %sp,%o2 ! Save sp add %sp,-8,%o3 ! p = sp-8 clr %g1 ! [g0,g1] = 0 add %o1,-0x60,%sp ! Move sp out of the way, ! so that traps still work. ! Includes some extra words ! so we can be sloppy below. loop: std %g0,[%o3] ! *(long long *)p = 0 cmp %o3,%o1 bgu loop ! if (p > limit) goto loop add %o3,-8,%o3 ! p -= 8 (delay slot) retl mov %o2,%sp ! Restore sp., delay slot #endif /* 32 bit SPARC */ .GC_clear_stack_inner_end: .size GC_clear_stack_inner,.GC_clear_stack_inner_end-GC_clear_stack_inner