//===-- adddf3vfp.S - Implement adddf3vfp ---------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "../assembly.h"

//
// double __adddf3vfp(double a, double b) { return a + b; }
//
// Adds two double precision floating point numbers using the Darwin
// calling convention where double arguments are passsed in GPR pairs
//
DEFINE_COMPILERRT_FUNCTION(__adddf3vfp)
	fmdrr	d6, r0, r1		// move first param from r0/r1 pair into d6
	fmdrr	d7, r2, r3		// move second param from r2/r3 pair into d7
	faddd	d6, d6, d7		
	fmrrd	r0, r1, d6		// move result back to r0/r1 pair
	bx	lr
