/arch/powerpc/math-emu/fneg.c

http://github.com/mirrors/linux · C · 19 lines · 15 code · 3 blank · 1 comment · 0 complexity · d9898a4e3b556c816b42475ba9b34f8d MD5 · raw file 

    

  1. // SPDX-License-Identifier: GPL-2.0
    2. 

  2. #include <linux/types.h>
    3. 

  3. #include <linux/errno.h>
    4. 

  4. #include <linux/uaccess.h>
    5. 

  5. 

  6. int
    7. 

  7. fneg(u32 *frD, u32 *frB)
    8. 

  8. {
    9. 

  9. 	frD[0] = frB[0] ^ 0x80000000;
    10. 

  10. 	frD[1] = frB[1];
    11. 

  11. 

  12. #ifdef DEBUG
    13. 

  13. 	printk("%s: D %p, B %p: ", __func__, frD, frB);
    14. 

  14. 	dump_double(frD);
    15. 

  15. 	printk("\n");
    16. 

  16. #endif
    17. 

  17. 

  18. 	return 0;
    19. 

  19. }
    20.