gcc/config/arm/arm-opts.h

   1 /* Definitions for option handling for ARM.
   2    Copyright (C) 1991-2013 Free Software Foundation, Inc.
   3
   4    This file is part of GCC.
   5
   6    GCC is free software; you can redistribute it and/or modify it
   7    under the terms of the GNU General Public License as published
   8    by the Free Software Foundation; either version 3, or (at your
   9    option) any later version.
  10
  11    GCC is distributed in the hope that it will be useful, but WITHOUT
  12    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  13    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  14    License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with GCC; see the file COPYING3.  If not see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef ARM_OPTS_H
  21 #define ARM_OPTS_H
  22
  23 /* The various ARM cores.  */
  24 enum processor_type
  25 {
  26 #define ARM_CORE(NAME, IDENT, ARCH, FLAGS, COSTS) \
  27   IDENT,
  28 #include "arm-cores.def"
  29 #undef ARM_CORE
  30   /* Used to indicate that no processor has been specified.  */
  31   arm_none
  32 };
  33
  34 /* Which __fp16 format to use.
  35    The enumeration values correspond to the numbering for the
  36    Tag_ABI_FP_16bit_format attribute.
  37  */
  38 enum arm_fp16_format_type
  39 {
  40   ARM_FP16_FORMAT_NONE = 0,
  41   ARM_FP16_FORMAT_IEEE = 1,
  42   ARM_FP16_FORMAT_ALTERNATIVE = 2
  43 };
  44
  45 /* Which ABI to use.  */
  46 enum arm_abi_type
  47 {
  48   ARM_ABI_APCS,
  49   ARM_ABI_ATPCS,
  50   ARM_ABI_AAPCS,
  51   ARM_ABI_IWMMXT,
  52   ARM_ABI_AAPCS_LINUX
  53 };
  54
  55 enum float_abi_type
  56 {
  57   ARM_FLOAT_ABI_SOFT,
  58   ARM_FLOAT_ABI_SOFTFP,
  59   ARM_FLOAT_ABI_HARD
  60 };
  61
  62 /* Which thread pointer access sequence to use.  */
  63 enum arm_tp_type {
  64   TP_AUTO,
  65   TP_SOFT,
  66   TP_CP15
  67 };
  68
  69 /* Which TLS scheme to use.  */
  70 enum arm_tls_type {
  71   TLS_GNU,
  72   TLS_GNU2
  73 };
  74 #endif