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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [boehm-gc/] [sparc_netbsd_mach_dep.s] - Rev 861
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! 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 4. ! Assumes this is called before the stack contents are ! examined. #include "machine/asm.h" .seg "text" .globl _C_LABEL(GC_save_regs_in_stack) .globl _C_LABEL(GC_push_regs) _C_LABEL(GC_save_regs_in_stack): _C_LABEL(GC_push_regs): ta 0x3 ! ST_FLUSH_WINDOWS mov %sp,%o0 retl nop .globl _C_LABEL(GC_clear_stack_inner) _C_LABEL(GC_clear_stack_inner): 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
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