Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #include <linux/types.h> |
| 2 | #include <linux/errno.h> |
| 3 | #include <asm/uaccess.h> |
| 4 | |
Kumar Gala | d2b194e | 2008-06-04 02:59:29 -0500 | [diff] [blame^] | 5 | #include <asm/sfp-machine.h> |
| 6 | #include <math-emu/soft-fp.h> |
| 7 | #include <math-emu/double.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8 | |
| 9 | int |
| 10 | fctiwz(u32 *frD, void *frB) |
| 11 | { |
| 12 | FP_DECL_D(B); |
Kumar Gala | d2b194e | 2008-06-04 02:59:29 -0500 | [diff] [blame^] | 13 | FP_DECL_EX; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 14 | u32 fpscr; |
| 15 | unsigned int r; |
| 16 | |
| 17 | fpscr = __FPU_FPSCR; |
| 18 | __FPU_FPSCR &= ~(3); |
| 19 | __FPU_FPSCR |= FP_RND_ZERO; |
| 20 | |
Kumar Gala | d2b194e | 2008-06-04 02:59:29 -0500 | [diff] [blame^] | 21 | FP_UNPACK_DP(B, frB); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | FP_TO_INT_D(r, B, 32, 1); |
| 23 | frD[1] = r; |
| 24 | |
| 25 | __FPU_FPSCR = fpscr; |
| 26 | |
| 27 | #ifdef DEBUG |
Harvey Harrison | e48b1b4 | 2008-03-29 08:21:07 +1100 | [diff] [blame] | 28 | printk("%s: D %p, B %p: ", __func__, frD, frB); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | dump_double(frD); |
| 30 | printk("\n"); |
| 31 | #endif |
| 32 | |
| 33 | return 0; |
| 34 | } |