46 lines
676 B
PHP
46 lines
676 B
PHP
comment "subroutine prologue"
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.macro gdbasm_enter
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stw %rp, -20(%sp)
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copy %r3, %r1
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copy %sp, %r3
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stwm %r1, 64(%sp)
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.endm
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comment "subroutine epilogue"
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.macro gdbasm_leave
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ldw -20(%r3), %rp
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bv %r0(%rp)
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ldwm -64(%sp), %r3
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.endm
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.macro gdbasm_call subr
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bl \subr , %rp
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nop
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.endm
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.macro gdbasm_several_nops
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nop
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nop
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nop
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nop
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.endm
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comment "exit (0)"
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.macro gdbasm_exit0
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comment "Don't know how to exit, but this will certainly halt..."
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ldw 0(%r0), %r1
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.endm
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comment "crt0 startup"
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.macro gdbasm_startup
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.align 4
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.endm
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comment "Declare a data variable"
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.purgem gdbasm_datavar
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.macro gdbasm_datavar name value
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.data
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\name:
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.long \value
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.endm
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