//===-- adddf3vfp.S - Implement adddf3vfp ---------------------------------===// // // 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" // // 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 // .syntax unified .p2align 2 DEFINE_COMPILERRT_FUNCTION(__adddf3vfp) vmov d6, r0, r1 // move first param from r0/r1 pair into d6 vmov d7, r2, r3 // move second param from r2/r3 pair into d7 vadd.f64 d6, d6, d7 vmov r0, r1, d6 // move result back to r0/r1 pair bx lr END_COMPILERRT_FUNCTION(__adddf3vfp) |