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1//===-- saveFP.S - Implement saveFP ---------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "../assembly.h"10 11//12// Helper function used by compiler to save ppc floating point registers in13// function prologs. This routines also saves r0 in the LR slot.14// If the compiler wants to save f27..f31, it does a "bl saveFP+52"15//16// This function should never be exported by a shared library. Each linkage17// unit carries its own copy of this function.18//19DEFINE_COMPILERRT_PRIVATE_FUNCTION_UNMANGLED(saveFP)20 stfd f14,-144(r1)21 stfd f15,-136(r1)22 stfd f16,-128(r1)23 stfd f17,-120(r1)24 stfd f18,-112(r1)25 stfd f19,-104(r1)26 stfd f20,-96(r1)27 stfd f21,-88(r1)28 stfd f22,-80(r1)29 stfd f23,-72(r1)30 stfd f24,-64(r1)31 stfd f25,-56(r1)32 stfd f26,-48(r1)33 stfd f27,-40(r1)34 stfd f28,-32(r1)35 stfd f29,-24(r1)36 stfd f30,-16(r1)37 stfd f31,-8(r1)38 stw r0,8(r1)39 blr40 41NO_EXEC_STACK_DIRECTIVE42 43