1 //===-- saveFP.S - Implement saveFP ---------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "../assembly.h" 11 12 // 13 // Helper function used by compiler to save ppc floating point registers in 14 // function prologs. This routines also saves r0 in the LR slot. 15 // If the compiler wants to save f27..f31, it does a "bl saveFP+52" 16 // 17 // This function should never be exported by a shared library. Each linkage 18 // unit carries its own copy of this function. 19 // 20 DEFINE_COMPILERRT_PRIVATE_FUNCTION_UNMANGLED(saveFP) 21 stfd f14,-144(r1) 22 stfd f15,-136(r1) 23 stfd f16,-128(r1) 24 stfd f17,-120(r1) 25 stfd f18,-112(r1) 26 stfd f19,-104(r1) 27 stfd f20,-96(r1) 28 stfd f21,-88(r1) 29 stfd f22,-80(r1) 30 stfd f23,-72(r1) 31 stfd f24,-64(r1) 32 stfd f25,-56(r1) 33 stfd f26,-48(r1) 34 stfd f27,-40(r1) 35 stfd f28,-32(r1) 36 stfd f29,-24(r1) 37 stfd f30,-16(r1) 38 stfd f31,-8(r1) 39 stw r0,8(r1) 40 blr 41 42 NO_EXEC_STACK_DIRECTIVE 43 44
