gcc/config/sparc/sparc.opt

   1 ; Options for the SPARC port of the compiler
   2 ;
   3 ; Copyright (C) 2005, 2007, 2010, 2011 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
  13 ; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14 ; or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  15 ; License 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/sparc/sparc-opts.h
  23
  24 ;; Debug flags
  25 TargetVariable
  26 unsigned int sparc_debug
  27
  28 mfpu
  29 Target Report Mask(FPU)
  30 Use hardware FP
  31
  32 mhard-float
  33 Target RejectNegative Mask(FPU)
  34 Use hardware FP
  35
  36 msoft-float
  37 Target RejectNegative InverseMask(FPU)
  38 Do not use hardware FP
  39
  40 mflat
  41 Target Report Mask(FLAT)
  42 Use flat register window model
  43
  44 munaligned-doubles
  45 Target Report Mask(UNALIGNED_DOUBLES)
  46 Assume possible double misalignment
  47
  48 mapp-regs
  49 Target Report Mask(APP_REGS)
  50 Use ABI reserved registers
  51
  52 mhard-quad-float
  53 Target Report RejectNegative Mask(HARD_QUAD)
  54 Use hardware quad FP instructions
  55
  56 msoft-quad-float
  57 Target Report RejectNegative InverseMask(HARD_QUAD)
  58 Do not use hardware quad fp instructions
  59
  60 mv8plus
  61 Target Report Mask(V8PLUS)
  62 Compile for V8+ ABI
  63
  64 mvis
  65 Target Report Mask(VIS)
  66 Use UltraSPARC Visual Instruction Set version 1.0 extensions
  67
  68 mvis2
  69 Target Report Mask(VIS2)
  70 Use UltraSPARC Visual Instruction Set version 2.0 extensions
  71
  72 mvis3
  73 Target Report Mask(VIS3)
  74 Use UltraSPARC Visual Instruction Set version 3.0 extensions
  75
  76 mfmaf
  77 Target Report Mask(FMAF)
  78 Use UltraSPARC Fused Multiply-Add extensions
  79
  80 mpopc
  81 Target Report Mask(POPC)
  82 Use UltraSPARC Population-Count instruction
  83
  84 mptr64
  85 Target Report RejectNegative Mask(PTR64)
  86 Pointers are 64-bit
  87
  88 mptr32
  89 Target Report RejectNegative InverseMask(PTR64)
  90 Pointers are 32-bit
  91
  92 m64
  93 Target Report RejectNegative Mask(64BIT)
  94 Use 64-bit ABI
  95
  96 m32
  97 Target Report RejectNegative InverseMask(64BIT)
  98 Use 32-bit ABI
  99
 100 mstack-bias
 101 Target Report Mask(STACK_BIAS)
 102 Use stack bias
 103
 104 mfaster-structs
 105 Target Report Mask(FASTER_STRUCTS)
 106 Use structs on stronger alignment for double-word copies
 107
 108 mrelax
 109 Target
 110 Optimize tail call instructions in assembler and linker
 111
 112 mcpu=
 113 Target RejectNegative Joined Var(sparc_cpu_and_features) Enum(sparc_processor_type) Init(PROCESSOR_V7)
 114 Use features of and schedule code for given CPU
 115
 116 mtune=
 117 Target RejectNegative Joined Var(sparc_cpu) Enum(sparc_processor_type) Init(PROCESSOR_V7)
 118 Schedule code for given CPU
 119
 120 Enum
 121 Name(sparc_processor_type) Type(enum processor_type)
 122
 123 EnumValue
 124 Enum(sparc_processor_type) String(native) Value(PROCESSOR_NATIVE) DriverOnly
 125
 126 EnumValue
 127 Enum(sparc_processor_type) String(v7) Value(PROCESSOR_V7)
 128
 129 EnumValue
 130 Enum(sparc_processor_type) String(cypress) Value(PROCESSOR_CYPRESS)
 131
 132 EnumValue
 133 Enum(sparc_processor_type) String(v8) Value(PROCESSOR_V8)
 134
 135 EnumValue
 136 Enum(sparc_processor_type) String(supersparc) Value(PROCESSOR_SUPERSPARC)
 137
 138 EnumValue
 139 Enum(sparc_processor_type) String(hypersparc) Value(PROCESSOR_HYPERSPARC)
 140
 141 EnumValue
 142 Enum(sparc_processor_type) String(leon) Value(PROCESSOR_LEON)
 143
 144 EnumValue
 145 Enum(sparc_processor_type) String(sparclite) Value(PROCESSOR_SPARCLITE)
 146
 147 EnumValue
 148 Enum(sparc_processor_type) String(f930) Value(PROCESSOR_F930)
 149
 150 EnumValue
 151 Enum(sparc_processor_type) String(f934) Value(PROCESSOR_F934)
 152
 153 EnumValue
 154 Enum(sparc_processor_type) String(sparclite86x) Value(PROCESSOR_SPARCLITE86X)
 155
 156 EnumValue
 157 Enum(sparc_processor_type) String(sparclet) Value(PROCESSOR_SPARCLET)
 158
 159 EnumValue
 160 Enum(sparc_processor_type) String(tsc701) Value(PROCESSOR_TSC701)
 161
 162 EnumValue
 163 Enum(sparc_processor_type) String(v9) Value(PROCESSOR_V9)
 164
 165 EnumValue
 166 Enum(sparc_processor_type) String(ultrasparc) Value(PROCESSOR_ULTRASPARC)
 167
 168 EnumValue
 169 Enum(sparc_processor_type) String(ultrasparc3) Value(PROCESSOR_ULTRASPARC3)
 170
 171 EnumValue
 172 Enum(sparc_processor_type) String(niagara) Value(PROCESSOR_NIAGARA)
 173
 174 EnumValue
 175 Enum(sparc_processor_type) String(niagara2) Value(PROCESSOR_NIAGARA2)
 176
 177 EnumValue
 178 Enum(sparc_processor_type) String(niagara3) Value(PROCESSOR_NIAGARA3)
 179
 180 EnumValue
 181 Enum(sparc_processor_type) String(niagara4) Value(PROCESSOR_NIAGARA4)
 182
 183 mcmodel=
 184 Target RejectNegative Joined Var(sparc_cmodel_string)
 185 Use given SPARC-V9 code model
 186
 187 mdebug=
 188 Target RejectNegative Joined Var(sparc_debug_string)
 189 Enable debug output
 190
 191 mstd-struct-return
 192 Target Report RejectNegative Var(sparc_std_struct_return)
 193 Enable strict 32-bit psABI struct return checking.
 194
 195 mfix-at697f
 196 Target Report RejectNegative Var(sparc_fix_at697f)
 197 Enable workaround for single erratum of AT697F processor
 198 (corresponding to erratum #13 of AT697E processor)
 199
 200 Mask(LONG_DOUBLE_128)
 201 ;; Use 128-bit long double
 202
 203 Mask(SPARCLITE)
 204 ;; Generate code for SPARClite
 205
 206 Mask(SPARCLET)
 207 ;; Generate code for SPARClet
 208
 209 Mask(V8)
 210 ;; Generate code for SPARC-V8
 211
 212 Mask(V9)
 213 ;; Generate code for SPARC-V9
 214
 215 Mask(DEPRECATED_V8_INSNS)
 216 ;; Generate code that uses the V8 instructions deprecated
 217 ;; in the V9 architecture.
 218
 219 mmemory-model=
 220 Target RejectNegative Joined Var(sparc_memory_model) Enum(sparc_memory_model) Init(SMM_DEFAULT)
 221 Specify the memory model in effect for the program.
 222
 223 Enum
 224 Name(sparc_memory_model) Type(enum sparc_memory_model_type)
 225
 226 EnumValue
 227 Enum(sparc_memory_model) String(default) Value(SMM_DEFAULT)
 228
 229 EnumValue
 230 Enum(sparc_memory_model) String(rmo) Value(SMM_RMO)
 231
 232 EnumValue
 233 Enum(sparc_memory_model) String(pso) Value(SMM_PSO)
 234
 235 EnumValue
 236 Enum(sparc_memory_model) String(tso) Value(SMM_TSO)
 237
 238 EnumValue
 239 Enum(sparc_memory_model) String(sc) Value(SMM_SC)