1168404Spjd//===-- adddf3vfp.S - Implement adddf3vfp ---------------------------------===// 2168404Spjd// 3168404Spjd// The LLVM Compiler Infrastructure 4168404Spjd// 5168404Spjd// This file is dual licensed under the MIT and the University of Illinois Open 6168404Spjd// Source Licenses. See LICENSE.TXT for details. 7168404Spjd// 8168404Spjd//===----------------------------------------------------------------------===// 9168404Spjd 10168404Spjd#include "../assembly.h" 11168404Spjd 12168404Spjd// 13168404Spjd// double __adddf3vfp(double a, double b) { return a + b; } 14168404Spjd// 15168404Spjd// Adds two double precision floating point numbers using the Darwin 16168404Spjd// calling convention where double arguments are passsed in GPR pairs 17168404Spjd// 18168404Spjd .syntax unified 19168404Spjd .align 2 20168404SpjdDEFINE_COMPILERRT_FUNCTION(__adddf3vfp) 21236884Smm vmov d6, r0, r1 // move first param from r0/r1 pair into d6 22168404Spjd vmov d7, r2, r3 // move second param from r2/r3 pair into d7 23219089Spjd vadd.f64 d6, d6, d7 24285202Savg vmov r0, r1, d6 // move result back to r0/r1 pair 25168404Spjd bx lr 26168404Spjd