]>
Commit | Line | Data |
---|---|---|
1a4d82fc JJ |
1 | //===-- floatunssisfvfp.S - Implement floatunssisfvfp ---------------------===// |
2 | // | |
3 | // The LLVM Compiler Infrastructure | |
4 | // | |
5 | // This file is dual licensed under the MIT and the University of Illinois Open | |
6 | // Source Licenses. See LICENSE.TXT for details. | |
7 | // | |
8 | //===----------------------------------------------------------------------===// | |
9 | ||
10 | #include "../assembly.h" | |
11 | ||
12 | // | |
13 | // extern float __floatunssisfvfp(unsigned int a); | |
14 | // | |
15 | // Converts single precision float to a 32-bit int rounding towards zero. | |
16 | // Uses Darwin calling convention where a single precision result is | |
17 | // return in a GPR.. | |
18 | // | |
19 | .syntax unified | |
92a42be0 | 20 | .p2align 2 |
1a4d82fc JJ |
21 | DEFINE_COMPILERRT_FUNCTION(__floatunssisfvfp) |
22 | vmov s15, r0 // move int to float register s15 | |
23 | vcvt.f32.u32 s15, s15 // convert 32-bit int in s15 to float in s15 | |
24 | vmov r0, s15 // move s15 to result register | |
25 | bx lr | |
26 | END_COMPILERRT_FUNCTION(__floatunssisfvfp) |