Class: LLVM::GenericValue

Inherits:
Object
  • Object
show all
Defined in:
lib/llvm/execution_engine.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ptr) ⇒ GenericValue

Returns a new instance of GenericValue.



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# File 'lib/llvm/execution_engine.rb', line 106

def initialize(ptr)
  @ptr = ptr
end

Class Method Details

.from_b(b) ⇒ Object

Creates a GenericValue from a Ruby boolean.



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# File 'lib/llvm/execution_engine.rb', line 128

def self.from_b(b)
  from_i(b ? 1 : 0, LLVM::Int1, false)
end

.from_f(f) ⇒ Object

Creates a Generic Value from a Float.



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# File 'lib/llvm/execution_engine.rb', line 122

def self.from_f(f)
  type = LLVM::Float.type
  new(C.LLVMCreateGenericValueOfFloat(type, f))
end

.from_i(i, type = LLVM::Int, signed = true) ⇒ Object

Creates a Generic Value from an integer. Type is the size of integer to create (ex. Int32, Int8, etc.)



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# File 'lib/llvm/execution_engine.rb', line 117

def self.from_i(i, type = LLVM::Int, signed = true)
  new(C.LLVMCreateGenericValueOfInt(type, i, signed ? 1 : 0))
end

.from_ptr(ptr) ⇒ Object

Creates a GenericValue from an FFI::Pointer.



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# File 'lib/llvm/execution_engine.rb', line 133

def self.from_ptr(ptr)
  new(ptr)
end

Instance Method Details

#to_b ⇒ Object

Converts a GenericValue to a Ruby boolean.



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# File 'lib/llvm/execution_engine.rb', line 148

def to_b
  to_i(false) != 0
end

#to_f(type = LLVM::Float.type) ⇒ Object

Converts a GenericValue to a Ruby Float.



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# File 'lib/llvm/execution_engine.rb', line 143

def to_f(type = LLVM::Float.type)
  C.LLVMGenericValueToFloat(type, self)
end

#to_i(signed = true) ⇒ Object

Converts a GenericValue to a Ruby Integer.



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# File 'lib/llvm/execution_engine.rb', line 138

def to_i(signed = true)
  C.LLVMGenericValueToInt(self, signed ? 1 : 0)
end

#to_ptr ⇒ Object 



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# File 'lib/llvm/execution_engine.rb', line 111

def to_ptr
  @ptr
end