Class: LLVM::Constant
Direct Known Subclasses
ConstantArray, ConstantExpr, ConstantInt, ConstantReal, ConstantStruct, ConstantVector, GlobalValue
Class Method Summary collapse
-
.null(type) ⇒ Object
Creates a null constant of Type.
-
.null_ptr(type) ⇒ Object
Creates a null pointer constant of Type.
-
.undef(type) ⇒ Object
Creates a undefined constant of Type.
Instance Method Summary collapse
-
#bitcast_to(type) ⇒ Object
(also: #bit_cast)
Bitcast this constant to Type.
-
#gep(*indices) ⇒ Object
Returns the element pointer at the given indices of the constant.
-
#ptr_to_int(type) ⇒ Object
Conversion to integer.
Methods inherited from User
Methods inherited from Value
#add_attribute, #constant?, #dump, from_ptr, #name, #name=, #null?, #remove_attribute, to_ptr, #to_s, #type, type, #undefined?
Methods included from PointerIdentity
Class Method Details
.null(type) ⇒ Object
Creates a null constant of Type.
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# File 'lib/llvm/core/value.rb', line 248 def self.null(type) from_ptr(C.const_null(type)) end |
.null_ptr(type) ⇒ Object
Creates a null pointer constant of Type.
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# File 'lib/llvm/core/value.rb', line 258 def self.null_ptr(type) from_ptr(C.const_pointer_null(type)) end |
Instance Method Details
#bitcast_to(type) ⇒ Object Also known as: bit_cast
Bitcast this constant to Type.
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# File 'lib/llvm/core/value.rb', line 263 def bitcast_to(type) ConstantExpr.from_ptr(C.const_bit_cast(self, type)) end |
#gep(*indices) ⇒ Object
Returns the element pointer at the given indices of the constant. For more information on gep go to: llvm.org/docs/GetElementPtr.html
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# File 'lib/llvm/core/value.rb', line 272 def gep(*indices) indices = Array(indices) FFI::MemoryPointer.new(FFI.type_size(:pointer) * indices.size) do |indices_ptr| indices_ptr.write_array_of_pointer(indices) return ConstantExpr.from_ptr( C.const_gep(self, indices_ptr, indices.size)) end end |
#ptr_to_int(type) ⇒ Object
Conversion to integer.
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# File 'lib/llvm/core/value.rb', line 282 def ptr_to_int(type) ConstantInt.from_ptr(C.const_ptr_to_int(self, type)) end |