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Diffstat (limited to 'gcc/config/rs6000/darwin-fpsave.asm')
-rw-r--r-- | gcc/config/rs6000/darwin-fpsave.asm | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/gcc/config/rs6000/darwin-fpsave.asm b/gcc/config/rs6000/darwin-fpsave.asm deleted file mode 100644 index 47fdc92f860..00000000000 --- a/gcc/config/rs6000/darwin-fpsave.asm +++ /dev/null @@ -1,92 +0,0 @@ -/* This file contains the floating-point save and restore routines. - * - * Copyright (C) 2004, 2009 Free Software Foundation, Inc. - * - * This file is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 3, or (at your option) any - * later version. - * - * This file is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * Under Section 7 of GPL version 3, you are granted additional - * permissions described in the GCC Runtime Library Exception, version - * 3.1, as published by the Free Software Foundation. - * - * You should have received a copy of the GNU General Public License and - * a copy of the GCC Runtime Library Exception along with this program; - * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see - * <http://www.gnu.org/licenses/>. - */ - -/* THE SAVE AND RESTORE ROUTINES CAN HAVE ONLY ONE GLOBALLY VISIBLE - ENTRY POINT - callers have to jump to "saveFP+60" to save f29..f31, - for example. For FP reg saves/restores, it takes one instruction - (4 bytes) to do the operation; for Vector regs, 2 instructions are - required (8 bytes.) - - MORAL: DO NOT MESS AROUND WITH THESE FUNCTIONS! */ - -#include "darwin-asm.h" - -.text - .align 2 - -/* saveFP saves R0 -- assumed to be the callers LR -- to 8/16(R1). */ - -.private_extern saveFP -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) - stg r0,SAVED_LR_OFFSET(r1) - blr - -/* restFP restores the caller`s LR from 8/16(R1). Note that the code for - this starts at the offset of F30 restoration, so calling this - routine in an attempt to restore only F31 WILL NOT WORK (it would - be a stupid thing to do, anyway.) */ - -.private_extern restFP -restFP: - lfd f14,-144(r1) - lfd f15,-136(r1) - lfd f16,-128(r1) - lfd f17,-120(r1) - lfd f18,-112(r1) - lfd f19,-104(r1) - lfd f20,-96(r1) - lfd f21,-88(r1) - lfd f22,-80(r1) - lfd f23,-72(r1) - lfd f24,-64(r1) - lfd f25,-56(r1) - lfd f26,-48(r1) - lfd f27,-40(r1) - lfd f28,-32(r1) - lfd f29,-24(r1) - /* <OFFSET OF F30 RESTORE> restore callers LR */ - lg r0,SAVED_LR_OFFSET(r1) - lfd f30,-16(r1) - /* and prepare for return to caller */ - mtlr r0 - lfd f31,-8(r1) - blr |