def _cast_to_bit(self, value_ref):
ty = llvm_rffi.LLVMTypeOf(value_ref)
if ty == self.cpu.ty_bit:
return value_ref
else:
return llvm_rffi.LLVMBuildTrunc(self.builder, value_ref,
self.cpu.ty_bit, "")
def _cast_to_unichar(self, value_ref):
ty = llvm_rffi.LLVMTypeOf(value_ref)
if ty == self.cpu.ty_unichar:
return value_ref
elif ty == self.cpu.ty_int:
return llvm_rffi.LLVMBuildTrunc(self.builder, value_ref,
self.cpu.ty_char, "")
elif ty == self.cpu.ty_bit or ty == self.cpu.ty_char:
return llvm_rffi.LLVMBuildZExt(self.builder, value_ref,
self.cpu.ty_char, "")
else:
raise AssertionError("type is not an int nor a bit")