minix/sys/external/bsd/compiler_rt/dist/lib/ppc/saveFP.S
Lionel Sambuc 4684ddb6aa LLVM Minix changes
- import libcxx
 - reduce targets to the one when compiled as a tools

Change-Id: Iabb8427f80ff8e89463559a28bcb8b4f2bdbc496
2014-07-28 17:05:59 +02:00

40 lines
1.3 KiB
ArmAsm

//===-- saveFP.S - Implement saveFP ---------------------------------------===//
//
// 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"
//
// Helper function used by compiler to save ppc floating point registers in
// function prologs. This routines also saves r0 in the LR slot.
// If the compiler wants to save f27..f31, it does a "bl saveFP+52"
//
// This function should never be exported by a shared library. Each linkage
// unit carries its own copy of this function.
//
DEFINE_COMPILERRT_PRIVATE_FUNCTION_UNMANGLED(saveFP)
stfd f14,-144(r1)
stfd f15,-136(r1)
stfd f16,-128(r1)
stfd f17,-120(r1)
stfd f18,-112(r1)
stfd f19,-104(r1)
stfd f20,-96(r1)
stfd f21,-88(r1)
stfd f22,-80(r1)
stfd f23,-72(r1)
stfd f24,-64(r1)
stfd f25,-56(r1)
stfd f26,-48(r1)
stfd f27,-40(r1)
stfd f28,-32(r1)
stfd f29,-24(r1)
stfd f30,-16(r1)
stfd f31,-8(r1)
stw r0,8(r1)
blr