gcc/config/xtensa/xtensa.opt

   1 ; Options for the Tensilica Xtensa port of the compiler.
   2
   3 ; Copyright (C) 2005-2019 Free Software Foundation, Inc.
   4 ;
   5 ; This file is part of GCC.
   6 ;
   7 ; GCC is free software; you can redistribute it and/or modify it under
   8 ; the terms of the GNU General Public License as published by the Free
   9 ; Software Foundation; either version 3, or (at your option) any later
  10 ; version.
  11 ;
  12 ; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 ; WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14 ; FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15 ; for more details.
  16 ;
  17 ; You should have received a copy of the GNU General Public License
  18 ; along with GCC; see the file COPYING3.  If not see
  19 ; <http://www.gnu.org/licenses/>.
  20
  21 mconst16
  22 Target Report Mask(CONST16)
  23 Use CONST16 instruction to load constants.
  24
  25 mforce-no-pic
  26 Target Report Mask(FORCE_NO_PIC)
  27 Disable position-independent code (PIC) for use in OS kernel code.
  28
  29 mlongcalls
  30 Target
  31 Use indirect CALLXn instructions for large programs.
  32
  33 mtarget-align
  34 Target
  35 Automatically align branch targets to reduce branch penalties.
  36
  37 mtext-section-literals
  38 Target
  39 Intersperse literal pools with code in the text section.
  40
  41 mauto-litpools
  42 Target Report Mask(AUTO_LITPOOLS)
  43 Relax literals in assembler and place them automatically in the text section.
  44
  45 mserialize-volatile
  46 Target Report Mask(SERIALIZE_VOLATILE)
  47 -mno-serialize-volatile Do not serialize volatile memory references with MEMW instructions.