fs2uiz.c 642 B

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  1. // SPDX-License-Identifier: GPL-2.0
  2. // Copyright (C) 2005-2019 Andes Technology Corporation
  3. #include <linux/uaccess.h>
  4. #include <asm/sfp-machine.h>
  5. #include <math-emu/soft-fp.h>
  6. #include <math-emu/single.h>
  7. void fs2ui_z(void *ft, void *fa)
  8. {
  9. unsigned int r;
  10. FP_DECL_S(A);
  11. FP_DECL_EX;
  12. FP_UNPACK_SP(A, fa);
  13. if (A_c == FP_CLS_INF) {
  14. *(unsigned int *)ft = (A_s == 0) ? 0xffffffff : 0x00000000;
  15. __FPU_FPCSR |= FP_EX_INVALID;
  16. } else if (A_c == FP_CLS_NAN) {
  17. *(unsigned int *)ft = 0xffffffff;
  18. __FPU_FPCSR |= FP_EX_INVALID;
  19. } else {
  20. FP_TO_INT_S(r, A, 32, 0);
  21. __FPU_FPCSR |= FP_CUR_EXCEPTIONS;
  22. *(unsigned int *)ft = r;
  23. }
  24. }