1//===-- fixsfsivfp.S - Implement fixsfsivfp -----------------------===// 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 int __fixsfsivfp(float a); 14// 15// Converts single precision float to a 32-bit int rounding towards zero. 16// Uses Darwin calling convention where a single precision parameter is 17// passed in a GPR.. 18// 19 .syntax unified 20 .p2align 2 21DEFINE_COMPILERRT_FUNCTION(__fixsfsivfp) 22 vmov s15, r0 // load float register from R0 23 vcvt.s32.f32 s15, s15 // convert single to 32-bit int into s15 24 vmov r0, s15 // move s15 to result register 25 bx lr 26END_COMPILERRT_FUNCTION(__fixsfsivfp) 27 28NO_EXEC_STACK_DIRECTIVE 29 30