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