28 lines
465 B
Ruby
28 lines
465 B
Ruby
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if (__FILE__ == $0)
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gen = Asm::ARMCodeGenerator.new
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gen.instance_eval {
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mov r0, 5
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loop_start = label
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loop_start.set!
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subs r0, r0, 1
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bne loop_start
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bx lr
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}
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require 'objectwriter'
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require 'tempfile'
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writer = Asm::ObjectWriter.new(Elf::Constants::TARGET_ARM)
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writer.set_text gen.assemble
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begin
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writer.save('arm_as_generated.o')
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rescue => err
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puts 'as: cannot save output file: ' + err.message
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exit
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end
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end
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