1214152Sed//===-- fixunsdfsivfp.S - Implement fixunsdfsivfp -------------------------===// 2214152Sed// 3214152Sed// The LLVM Compiler Infrastructure 4214152Sed// 5222656Sed// This file is dual licensed under the MIT and the University of Illinois Open 6222656Sed// Source Licenses. See LICENSE.TXT for details. 7214152Sed// 8214152Sed//===----------------------------------------------------------------------===// 9214152Sed 10214152Sed#include "../assembly.h" 11214152Sed 12214152Sed// 13214152Sed// extern unsigned int __fixunsdfsivfp(double a); 14214152Sed// 15214152Sed// Converts double precision float to a 32-bit unsigned int rounding towards 16214152Sed// zero. All negative values become zero. 17214152Sed// Uses Darwin calling convention where a double precision parameter is 18214152Sed// passed in GPR register pair. 19214152Sed// 20236011Smarius .syntax unified 21214152Sed .align 2 22214152SedDEFINE_COMPILERRT_FUNCTION(__fixunsdfsivfp) 23236011Smarius vmov d7, r0, r1 // load double register from R0/R1 24236011Smarius vcvt.u32.f64 s15, d7 // convert double to 32-bit int into s15 25236011Smarius vmov r0, s15 // move s15 to result register 26214152Sed bx lr 27