gcc/config/v850/v850.opt

   1 ; Options for the NEC V850 port of the compiler.
   2
   3 ; Copyright (C) 2005-2016 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 HeaderInclude
  22 config/v850/v850-opts.h
  23
  24 Variable
  25 int small_memory_max[(int)SMALL_MEMORY_max] = { 0, 0, 0 }
  26
  27 mapp-regs
  28 Target Report Mask(APP_REGS)
  29 Use registers r2 and r5.
  30
  31 mbig-switch
  32 Target Report Mask(BIG_SWITCH)
  33 Use 4 byte entries in switch tables.
  34
  35 mdebug
  36 Target Report Mask(DEBUG)
  37 Enable backend debugging.
  38
  39 mdisable-callt
  40 Target Report Mask(DISABLE_CALLT)
  41 Do not use the callt instruction (default).
  42
  43 mep
  44 Target Report Mask(EP)
  45 Reuse r30 on a per function basis.
  46
  47 mghs
  48 Target RejectNegative InverseMask(GCC_ABI) MaskExists
  49
  50 mlong-calls
  51 Target Report Mask(LONG_CALLS)
  52 Prohibit PC relative function calls.
  53
  54 mprolog-function
  55 Target Report Mask(PROLOG_FUNCTION)
  56 Use stubs for function prologues.
  57
  58 msda=
  59 Target RejectNegative Joined UInteger
  60 Set the max size of data eligible for the SDA area.
  61
  62 msda-
  63 Target RejectNegative Joined Undocumented Alias(msda=)
  64
  65 msmall-sld
  66 Target Report Mask(SMALL_SLD)
  67 Enable the use of the short load instructions.
  68
  69 mspace
  70 Target RejectNegative
  71 Same as: -mep -mprolog-function.
  72
  73 mtda=
  74 Target RejectNegative Joined UInteger
  75 Set the max size of data eligible for the TDA area.
  76
  77 mtda-
  78 Target RejectNegative Joined Undocumented Alias(mtda=)
  79
  80 mno-strict-align
  81 Target Report Mask(NO_STRICT_ALIGN)
  82 Do not enforce strict alignment.
  83
  84 mjump-tables-in-data-section
  85 Target Report Mask(JUMP_TABLES_IN_DATA_SECTION)
  86 Put jump tables for switch statements into the .data section rather than the .code section.
  87
  88 mUS-bit-set
  89 Target Report Mask(US_BIT_SET)
  90
  91 mv850
  92 Target Report RejectNegative Mask(V850)
  93 Compile for the v850 processor.
  94
  95 mv850e
  96 Target Report RejectNegative Mask(V850E)
  97 Compile for the v850e processor.
  98
  99 mv850e1
 100 Target RejectNegative Mask(V850E1)
 101 Compile for the v850e1 processor.
 102
 103 mv850es
 104 Target RejectNegative Mask(V850E1)
 105 Compile for the v850es variant of the v850e1.
 106
 107 mv850e2
 108 Target Report RejectNegative Mask(V850E2)
 109 Compile for the v850e2 processor.
 110
 111 mv850e2v3
 112 Target Report RejectNegative Mask(V850E2V3)
 113 Compile for the v850e2v3 processor.
 114
 115 mv850e3v5
 116 Target Report RejectNegative Mask(V850E3V5)
 117 Compile for the v850e3v5 processor.
 118
 119 mv850e2v4
 120 Target RejectNegative Mask(V850E3V5) MaskExists
 121
 122 mloop
 123 Target Report Mask(LOOP)
 124 Enable v850e3v5 loop instructions.
 125
 126 mzda=
 127 Target RejectNegative Joined UInteger
 128 Set the max size of data eligible for the ZDA area.
 129
 130 mzda-
 131 Target RejectNegative Joined Undocumented Alias(mzda=)
 132
 133 mrelax
 134 Target Report Mask(RELAX)
 135 Enable relaxing in the assembler.
 136
 137 mlong-jumps
 138 Target Report Mask(BIG_SWITCH) MaskExists
 139 Prohibit PC relative jumps.
 140
 141 msoft-float
 142 Target Report RejectNegative Mask(SOFT_FLOAT)
 143 Inhibit the use of hardware floating point instructions.
 144
 145 mhard-float
 146 Target Report RejectNegative InverseMask(SOFT_FLOAT) MaskExists
 147 Allow the use of hardware floating point instructions for V850E2V3 and up.
 148
 149 mrh850-abi
 150 Target RejectNegative Report InverseMask(GCC_ABI) MaskExists
 151 Enable support for the RH850 ABI.  This is the default.
 152
 153 mgcc-abi
 154 Target RejectNegative Report Mask(GCC_ABI)
 155 Enable support for the old GCC ABI.
 156
 157 m8byte-align
 158 Target Report Mask(8BYTE_ALIGN)
 159 Support alignments of up to 64-bits.