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-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "../assembly.h"
10
11//
12// Helper function used by compiler to save ppc floating point registers in
13// 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 linkage
17// 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        blr
40
41NO_EXEC_STACK_DIRECTIVE
42
43