minix/sys/external/bsd/compiler_rt/dist/lib/arm/floatunssisfvfp.S

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//===-- 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
.align 2
DEFINE_COMPILERRT_FUNCTION(__floatunssisfvfp)
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
bx lr