| //===-- floatsidfvfp.S - Implement floatsidfvfp ---------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "../assembly.h" |
| |
| // |
| // extern double __floatsidfvfp(int a); |
| // |
| // Converts a 32-bit int to a double precision float. |
| // Uses Darwin calling convention where a double precision result is |
| // return in GPR register pair. |
| // |
| .align 2 |
| DEFINE_COMPILERRT_FUNCTION(__floatsidfvfp) |
| fmsr s15, r0 // move int to float register s15 |
| fsitod d7, s15 // convert 32-bit int in s15 to double in d7 |
| fmrrd r0, r1, d7 // move d7 to result register pair r0/r1 |
| bx lr |
