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Annotation of OpenXM_contrib2/asir2000/gc/sparc_sunos4_mach_dep.s, Revision 1.1

1.1     ! noro        1: !      SPARCompiler 3.0 and later apparently no longer handles
        !             2: !      asm outside functions.  So we need a separate .s file
        !             3: !      This is only set up for SunOS 4.
        !             4: !      Assumes this is called before the stack contents are
        !             5: !      examined.
        !             6:
        !             7:        .seg    "text"
        !             8:        .globl  _GC_save_regs_in_stack
        !             9:        .globl  _GC_push_regs
        !            10: _GC_save_regs_in_stack:
        !            11: _GC_push_regs:
        !            12:        ta      0x3   ! ST_FLUSH_WINDOWS
        !            13:        mov     %sp,%o0
        !            14:        retl
        !            15:        nop
        !            16:
        !            17:        .globl  _GC_clear_stack_inner
        !            18: _GC_clear_stack_inner:
        !            19:        mov     %sp,%o2         ! Save sp
        !            20:        add     %sp,-8,%o3      ! p = sp-8
        !            21:        clr     %g1             ! [g0,g1] = 0
        !            22:        add     %o1,-0x60,%sp   ! Move sp out of the way,
        !            23:                                ! so that traps still work.
        !            24:                                ! Includes some extra words
        !            25:                                ! so we can be sloppy below.
        !            26: loop:
        !            27:        std     %g0,[%o3]       ! *(long long *)p = 0
        !            28:        cmp     %o3,%o1
        !            29:        bgu     loop            ! if (p > limit) goto loop
        !            30:          add   %o3,-8,%o3      ! p -= 8 (delay slot)
        !            31:        retl
        !            32:          mov   %o2,%sp         ! Restore sp., delay slot
        !            33:
        !            34:
        !            35:
        !            36:
        !            37:
        !            38: