| Nick Kledzik | b9c6e4a | 2009-09-11 20:02:01 +0000 | [diff] [blame] | 1 | //===-- divsf3vfp.S - Implement divsf3vfp ---------------------------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| Daniel Dunbar | 7d50478 | 2009-10-27 17:49:50 +0000 | [diff] [blame] | 10 | #include "../assembly.h" |
| Nick Kledzik | b9c6e4a | 2009-09-11 20:02:01 +0000 | [diff] [blame] | 11 | |
| 12 | // |
| 13 | // extern float __divsf3vfp(float a, float b); |
| 14 | // |
| 15 | // Divides two single precision floating point numbers using the Darwin |
| 16 | // calling convention where single arguments are passsed like 32-bit ints. |
| 17 | // |
| Daniel Dunbar | 9ff9371 | 2009-10-27 17:50:21 +0000 | [diff] [blame^] | 18 | DEFINE_COMPILERRT_FUNCTION(__divsf3vfp) |
| Nick Kledzik | b9c6e4a | 2009-09-11 20:02:01 +0000 | [diff] [blame] | 19 | fmsr s14, r0 // move first param from r0 into float register |
| 20 | fmsr s15, r1 // move second param from r1 into float register |
| 21 | fdivs s13, s14, s15 |
| 22 | fmrs r0, s13 // move result back to r0 |
| 23 | bx lr |