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use factory functions consistently to create instructions

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This commit is contained in:
Torsten Ruger
2016-12-28 19:01:58 +02:00
parent 4cf732d395
commit 9cf56b3aa6
13 changed files with 44 additions and 33 deletions
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8
lib/register/builtin/kernel.rb
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@ -7,7 +7,7 @@ module Register
# so it is responsible for initial setup
def __init__ context
compiler = Typed::MethodCompiler.new.create_method(:Kernel,:__init__ )
new_start = Label.new("__init__ start" , "__init__" )
new_start = Register.label("__init__ start" , "__init__" )
compiler.method.instructions = new_start
compiler.set_current new_start
@ -17,11 +17,11 @@ module Register
message_ind = Register.resolve_to_index( :space , :first_message )
compiler.add_code Register.slot_to_reg( "__init__ load 1st message" , space_reg , message_ind , :message)
compiler.add_code Register.reg_to_slot( "__init__ store Space in message", space_reg , :message , :receiver)
exit_label = Label.new("_exit_label for __init__" , "#{compiler.type.object_class.name}.#{compiler.method.name}" )
exit_label = Register.label("_exit_label for __init__" , "#{compiler.type.object_class.name}.#{compiler.method.name}" )
ret_tmp = compiler.use_reg(:Label)
compiler.add_code Register.load_constant("__init__ load return", exit_label , ret_tmp)
compiler.add_code Register.reg_to_slot("__init__ store return", ret_tmp , :message , :return_address)
compiler.add_code FunctionCall.new( "__init__ issue call" , Register.machine.space.get_main )
compiler.add_code Register.function_call( "__init__ issue call" , Register.machine.space.get_main )
compiler.add_code exit_label
emit_syscall( compiler , :exit )
return compiler.method
@ -38,7 +38,7 @@ module Register
compiler.add_code Syscall.new("emit_syscall(#{name})", name )
restore_message(compiler)
return unless (@clazz and @method)
compiler.add_code Label.new( "#{@clazz.name}.#{@message.name}" , "return_syscall" )
compiler.add_code Register.label( "#{@clazz.name}.#{@message.name}" , "return_syscall" )
end
# save the current message, as the syscall destroys all context