1//===-- adddf3vfp.S - Implement adddf3vfp ---------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "../assembly.h"
11
12//
13// double __adddf3vfp(double a, double b) { return a + b; }
14//
15// Adds two double precision floating point numbers using the Darwin
16// calling convention where double arguments are passsed in GPR pairs
17//
18DEFINE_COMPILERRT_FUNCTION(__adddf3vfp)
19	fmdrr	d6, r0, r1		// move first param from r0/r1 pair into d6
20	fmdrr	d7, r2, r3		// move second param from r2/r3 pair into d7
21	faddd	d6, d6, d7
22	fmrrd	r0, r1, d6		// move result back to r0/r1 pair
23	bx	lr
24