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little cleanup

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code climate inspired
This commit is contained in:
Torsten Ruger
2018-03-26 14:15:48 +03:00
parent 60617ca632
commit 231025389a
3 changed files with 15 additions and 13 deletions
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15
lib/risc/instructions/function_call.rb
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@ -21,14 +21,15 @@ module Risc
end
def self.issue_call( compiler , callee )
return_label = Risc.label("_return_label #{callee.name}" , "#{compiler.type.object_class.name}.#{compiler.method.name}" )
callee_name = callee.name
return_label = Risc.label("_return_label #{callee_name}" , "#{compiler.type.object_class.name}.#{compiler.method.name}" )
ret_tmp = compiler.use_reg(:Label)
compiler.add_load_constant("#{callee.name} load ret", return_label , ret_tmp)
compiler.add_reg_to_slot("#{callee.name} store ret", ret_tmp , :new_message , :return_address)
compiler.add_transfer("#{callee.name} move new message", Risc.new_message_reg , Risc.message_reg )
compiler.add_code Risc.function_call( "#{callee.name} call" , callee )
compiler.add_load_constant("#{callee_name} load ret", return_label , ret_tmp)
compiler.add_reg_to_slot("#{callee_name} store ret", ret_tmp , :new_message , :return_address)
compiler.add_transfer("#{callee_name} move new message", Risc.new_message_reg , Risc.message_reg )
compiler.add_function_call( "#{callee_name} call" , callee )
compiler.add_code return_label
compiler.add_transfer("#{callee.name} remove new message", Risc.message_reg , Risc.new_message_reg )
compiler.add_slot_to_reg("#{callee.name} restore message" , :new_message , :caller , :message )
compiler.add_transfer("#{callee_name} remove new message", Risc.message_reg , Risc.new_message_reg )
compiler.add_slot_to_reg("#{callee_name} restore message" , :new_message , :caller , :message )
end
end