rubyx/lib/mom/mom_compiler.rb
Torsten Ruger d8b58d8da6 fix inital main (again)
stop even compiling a fake main if a real exists (in builtin)
previous version was still buggy: using builting methods types (especially locals) even comiled version had different
2018-07-04 09:17:30 +03:00

48 lines
1.4 KiB
Ruby

module Mom
class MomCompiler
attr_reader :method_compilers
def initialize(compilers = [])
@method_compilers = compilers + Risc::Builtin.boot_functions
end
# collects constants from all compilers into one array
def constants
@method_compilers.inject([]){|sum ,comp| sum + comp.constants }
end
# Translate code to whatever cpu is specified.
# Currently only :arm and :interpret
#
# Translating means translating the initial jump
# and then translating all methods
def translate( platform_sym )
platform_sym = platform_sym.to_s.capitalize
platform = Risc::Platform.for(platform_sym)
assemblers = translate_methods( platform.translator )
Risc::Linker.new(platform , assemblers , constants)
end
# go through all methods and translate them to cpu, given the translator
def translate_methods(translator)
method_compilers.collect do |compiler|
#log.debug "Translate method #{compiler.method.name}"
translate_cpu(compiler , translator)
end
end
def translate_cpu(compiler , translator)
risc = compiler.risc_instructions
cpu_instructions = risc.to_cpu(translator)
nekst = risc.next
while(nekst)
cpu = nekst.to_cpu(translator) # returning nil means no replace
cpu_instructions << cpu if cpu
nekst = nekst.next
end
Risc::Assembler.new(compiler.method , cpu_instructions )
end
end
end