parityti2.c 765 B

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  1. /* ===-- parityti2.c - Implement __parityti2 -------------------------------===
  2. *
  3. * The LLVM Compiler Infrastructure
  4. *
  5. * This file is dual licensed under the MIT and the University of Illinois Open
  6. * Source Licenses. See LICENSE.TXT for details.
  7. *
  8. * ===----------------------------------------------------------------------===
  9. *
  10. * This file implements __parityti2 for the compiler_rt library.
  11. *
  12. * ===----------------------------------------------------------------------===
  13. */
  14. #include "int_lib.h"
  15. #ifdef CRT_HAS_128BIT
  16. /* Returns: 1 if number of bits is odd else returns 0 */
  17. COMPILER_RT_ABI si_int
  18. __parityti2(ti_int a)
  19. {
  20. twords x;
  21. x.all = a;
  22. return __paritydi2(x.s.high ^ x.s.low);
  23. }
  24. #endif /* CRT_HAS_128BIT */