//===-- floatunssisfvfp.S - Implement floatunssisfvfp ---------------------===// // // 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 float __floatunssisfvfp(unsigned int a); // // Converts single precision float to a 32-bit int rounding towards zero. // Uses Darwin calling convention where a single precision result is // return in a GPR.. // .syntax unified .p2align 2 DEFINE_COMPILERRT_FUNCTION(__floatunssisfvfp) #if defined(COMPILER_RT_ARMHF_TARGET) vmov s0, r0 vcvt.f32.u32 s0, s0 #else vmov s15, r0 // move int to float register s15 vcvt.f32.u32 s15, s15 // convert 32-bit int in s15 to float in s15 vmov r0, s15 // move s15 to result register #endif bx lr END_COMPILERRT_FUNCTION(__floatunssisfvfp) NO_EXEC_STACK_DIRECTIVE |