Class: RCGTK::FunctionPassManager

Inherits:
PassManager show all
Defined in:
lib/rcgtk/pass_manager.rb

Overview

A FunctionPassManager is responsible for scheduling and running optimization passes on individual functions inside the context of a module.

Constant Summary

Constants inherited from PassManager

PassManager::CLASS_FINALIZER, PassManager::PASSES

Instance Attribute Summary

Attributes included from BindingClass

#ptr

Instance Method Summary collapse

Methods inherited from PassManager

#add, #enabled, #enabled?, #target_data=

Methods included from BindingClass

#==

Constructor Details

#initialize(mod) ⇒ FunctionPassManager

Create a new function pass manager. You should never have to do this as Modules should create FunctionPassManagers for you whenever they are requested.

Parameters:

  • mod (Module) —

    Module this pass manager belongs to.

See Also:



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# File 'lib/rcgtk/pass_manager.rb', line 181

def initialize(mod)
  # LLVM Initialization
  @ptr = Bindings.create_function_pass_manager_for_module(mod)

  # Set the target data if the module is associated with a execution engine.
  self.target_data = mod.engine.target_data if mod.engine

  Bindings.initialize_function_pass_manager(@ptr)

  # RLTK Initialization
  @enabled = Array.new
end

Instance Method Details

#run(fun) ⇒ void

This method returns an undefined value.

Run the enabled passes on the given function inside the execution engine’s module.

Parameters:

  • fun (Function) —

    Function to optimize.



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# File 'lib/rcgtk/pass_manager.rb', line 200

def run(fun)
  Bindings.run_function_pass_manager(@ptr, fun).to_bool
end