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1 ; Options for the Motorola 68000 port of the compiler.
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2
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3 ; Copyright (C) 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
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4 ;
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5 ; This file is part of GCC.
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6 ;
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7 ; GCC is free software; you can redistribute it and/or modify it under
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8 ; the terms of the GNU General Public License as published by the Free
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9 ; Software Foundation; either version 3, or (at your option) any later
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10 ; version.
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11 ;
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12 ; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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13 ; WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 ; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 ; for more details.
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16 ;
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17 ; You should have received a copy of the GNU General Public License
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18 ; along with GCC; see the file COPYING3. If not see
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19 ; <http://www.gnu.org/licenses/>.
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20
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21 m5200
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22 Target RejectNegative
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23 Generate code for a 520X
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24
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25 m5206e
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26 Target RejectNegative
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27 Generate code for a 5206e
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28
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29 m528x
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30 Target RejectNegative
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31 Generate code for a 528x
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32
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33 m5307
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34 Target RejectNegative
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35 Generate code for a 5307
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36
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37 m5407
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38 Target RejectNegative
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39 Generate code for a 5407
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40
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41 m68000
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42 Target RejectNegative
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43 Generate code for a 68000
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44
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45 m68010
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46 Target RejectNegative
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47 Generate code for a 68010
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48
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49 m68020
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50 Target RejectNegative
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51 Generate code for a 68020
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52
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53 m68020-40
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54 Target RejectNegative
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55 Generate code for a 68040, without any new instructions
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56
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57 m68020-60
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58 Target RejectNegative
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59 Generate code for a 68060, without any new instructions
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60
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61 m68030
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62 Target RejectNegative
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63 Generate code for a 68030
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64
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65 m68040
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66 Target RejectNegative
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67 Generate code for a 68040
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68
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69 m68060
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70 Target RejectNegative
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71 Generate code for a 68060
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72
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73 m68302
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74 Target RejectNegative
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75 Generate code for a 68302
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76
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77 m68332
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78 Target RejectNegative
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79 Generate code for a 68332
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80
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81 ; Has no effect on gcc
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82 m68851
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83 Target
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84 Generate code for a 68851
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85
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86 m68881
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87 Target RejectNegative Mask(HARD_FLOAT)
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88 Generate code that uses 68881 floating-point instructions
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89
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90 malign-int
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91 Target Report Mask(ALIGN_INT)
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92 Align variables on a 32-bit boundary
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93
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94 march=
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95 Target RejectNegative Joined
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96 Specify the name of the target architecture
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97
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98 mbitfield
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99 Target Report Mask(BITFIELD)
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100 Use the bit-field instructions
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101
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102 mc68000
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103 Target RejectNegative
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104 Generate code for a 68000
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105
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106 mc68020
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107 Target RejectNegative
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108 Generate code for a 68020
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109
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110 mcfv4e
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111 Target RejectNegative
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112 Generate code for a ColdFire v4e
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113
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114 mcpu=
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115 Target RejectNegative Joined
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116 Specify the target CPU
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117
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118 mcpu32
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119 Target RejectNegative
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120 Generate code for a cpu32
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121
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122 mdiv
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123 Target Report Mask(CF_HWDIV)
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124 Use hardware division instructions on ColdFire
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125
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126 mfidoa
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127 Target RejectNegative
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128 Generate code for a Fido A
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129
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130 mhard-float
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131 Target RejectNegative Mask(HARD_FLOAT) MaskExists
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132 Generate code which uses hardware floating point instructions
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133
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134 mid-shared-library
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135 Target Report Mask(ID_SHARED_LIBRARY)
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136 Enable ID based shared library
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137
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138 mnobitfield
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139 Target RejectNegative InverseMask(BITFIELD)
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140 Do not use the bit-field instructions
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141
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142 mnortd
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143 Target RejectNegative InverseMask(RTD)
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144 Use normal calling convention
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145
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146 mnoshort
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147 Target RejectNegative InverseMask(SHORT)
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148 Consider type 'int' to be 32 bits wide
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149
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150 mpcrel
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151 Target Report Mask(PCREL)
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152 Generate pc-relative code
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153
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154 mrtd
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155 Target Report Mask(RTD)
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156 Use different calling convention using 'rtd'
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157
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158 msep-data
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159 Target Report Mask(SEP_DATA)
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160 Enable separate data segment
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161
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162 mshared-library-id=
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163 Target RejectNegative Joined UInteger
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164 ID of shared library to build
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165
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166 mshort
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167 Target Report Mask(SHORT)
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168 Consider type 'int' to be 16 bits wide
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169
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170 msoft-float
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171 Target RejectNegative InverseMask(HARD_FLOAT)
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172 Generate code with library calls for floating point
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173
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174 mstrict-align
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175 Target Report Mask(STRICT_ALIGNMENT)
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176 Do not use unaligned memory references
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177
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178 mtune=
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179 Target RejectNegative Joined
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180 Tune for the specified target CPU or architecture
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181
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182 mxgot
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183 Target Report Mask(XGOT)
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184 Support more than 8192 GOT entries on ColdFire
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