| Current Path : /usr/src/contrib/compiler-rt/lib/arm/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/contrib/compiler-rt/lib/arm/floatsidfvfp.S |
//===-- 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. // .syntax unified .align 2 DEFINE_COMPILERRT_FUNCTION(__floatsidfvfp) vmov s15, r0 // move int to float register s15 vcvt.f64.s32 d7, s15 // convert 32-bit int in s15 to double in d7 vmov r0, r1, d7 // move d7 to result register pair r0/r1 bx lr