Class: LLVM::Module::FunctionCollection

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/llvm/core/module.rb

Instance Method Summary collapse

Constructor Details

#initialize(mod) ⇒ FunctionCollection

Returns a new instance of FunctionCollection.



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# File 'lib/llvm/core/module.rb', line 146

def initialize(mod)
  @module = mod
end

Instance Method Details

#[](key) ⇒ Object

Returns the Function with a name equal to key (symbol or string) or at key (integer).



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# File 'lib/llvm/core/module.rb', line 198

def [](key)
  case key
  when String, Symbol then named(key)
  when Integer
    i = 0
    f = first
    until i >= key || f.nil?
      f = self.next(f)
      i += 1
    end
    f
  end
end

#add(name, *args) ⇒ Object

Adds a Function with the given name (symbol or string) and args (Types).



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# File 'lib/llvm/core/module.rb', line 151

def add(name, *args)
  if args.first.kind_of? Type
    type = args.first
  else
    type = Type.function(*args)
  end
  function = Function.from_ptr(C.LLVMAddFunction(@module, name.to_s, type))
  
  if block_given?
    params = (0...function.params.size).map { |i| function.params[i] }
    yield function, *params
  end
  
  function        
end

#delete(function) ⇒ Object

Deletes the Function from the collection.



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# File 'lib/llvm/core/module.rb', line 193

def delete(function)
  C.LLVMDeleteFunction(function)
end

#each ⇒ Object

Iterates through each Function in the collection.



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# File 'lib/llvm/core/module.rb', line 213

def each
  f = first
  until f.nil?
    yield f
    f = self.next(f)
  end
end

#first ⇒ Object

Returns the first Function in the collection.



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# File 'lib/llvm/core/module.rb', line 173

def first
  Function.from_ptr(C.LLVMGetFirstFunction(@module))
end

#last ⇒ Object

Returns the last Function in the collection.



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# File 'lib/llvm/core/module.rb', line 178

def last
  Function.from_ptr(C.LLVMGetLastFunction(@module))
end

#named(name) ⇒ Object

Returns the Function with the given name (symbol or string).



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# File 'lib/llvm/core/module.rb', line 168

def named(name)
  Function.from_ptr(C.LLVMGetNamedFunction(@module, name.to_s))
end

#next(function) ⇒ Object

Returns the next Function in the collection after function.



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# File 'lib/llvm/core/module.rb', line 183

def next(function)
  Function.from_ptr(C.LLVMGetNextFunction(function))
end

#previous(function) ⇒ Object

Returns the previous Function in the collection before function.



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# File 'lib/llvm/core/module.rb', line 188

def previous(function)
  Function.from_ptr(C.LLVMGetPreviousFunction(function))
end