1 comment "subroutine prologue" 2 .macro gdbasm_enter 3 stw %rp, -20(%sp) 4 copy %r3, %r1 5 copy %sp, %r3 6 stwm %r1, 64(%sp) 7 .endm 8 9 comment "subroutine epilogue" 10 .macro gdbasm_leave 11 ldw -20(%r3), %rp 12 bv %r0(%rp) 13 ldwm -64(%sp), %r3 14 .endm 15 16 .macro gdbasm_call subr 17 bl \subr , %rp 18 nop 19 .endm 20 21 .macro gdbasm_several_nops 22 nop 23 nop 24 nop 25 nop 26 .endm 27 28 comment "exit (0)" 29 .macro gdbasm_exit0 30 comment "Don't know how to exit, but this will certainly halt..." 31 ldw 0(%r0), %r1 32 .endm 33 34 comment "crt0 startup" 35 .macro gdbasm_startup 36 .align 4 37 .endm 38 39 comment "Declare a data variable" 40 .purgem gdbasm_datavar 41 .macro gdbasm_datavar name value 42 .data 43\name: 44 .long \value 45 .endm 46