35 lines
444 B
PHP
35 lines
444 B
PHP
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comment "subroutine prologue"
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.macro gdbasm_enter
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mov ip, sp
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stmdb sp!, {fp, ip, lr, pc}
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sub fp, ip, #4
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.endm
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comment "subroutine epilogue"
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.macro gdbasm_leave
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ldmea fp, {fp, sp, pc}
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.endm
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.macro gdbasm_call subr
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bl \subr
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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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mov r0, #0
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swi 0x00123456
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.endm
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comment "crt0 startup"
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.macro gdbasm_startup
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mov sp, #0
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.endm
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