gcc/config/avr/avr.opt

   1 ; Options for the ATMEL AVR port of the compiler.
   2
   3 ; Copyright (C) 2005, 2007 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 mcall-prologues
  22 Target Report Mask(CALL_PROLOGUES)
  23 Use subroutines for function prologues and epilogues
  24
  25 mmcu=
  26 Target RejectNegative Joined Var(avr_mcu_name) Init("avr2")
  27 -mmcu=MCU       Select the target MCU
  28
  29 mdeb
  30 Target Report Undocumented Mask(ALL_DEBUG)
  31
  32 minit-stack=
  33 Target RejectNegative Joined Var(avr_init_stack) Init("__stack")
  34 -minit-stack=STACK      Use STACK as the initial value of the stack pointer
  35
  36 mint8
  37 Target Report Mask(INT8)
  38 Use an 8-bit 'int' type
  39
  40 mno-interrupts
  41 Target Report RejectNegative Mask(NO_INTERRUPTS)
  42 Change the stack pointer without disabling interrupts
  43
  44 mno-tablejump
  45 Target Report RejectNegative Mask(NO_TABLEJUMP)
  46 Do not generate tablejump insns
  47
  48 morder1
  49 Target Report Undocumented Mask(ORDER_1)
  50
  51 morder2
  52 Target Report Undocumented Mask(ORDER_2)
  53
  54 mshort-calls
  55 Target Report Mask(SHORT_CALLS)
  56 Use rjmp/rcall (limited range) on >8K devices
  57
  58 msize
  59 Target Report Mask(INSN_SIZE_DUMP)
  60 Output instruction sizes to the asm file
  61
  62 mtiny-stack
  63 Target Report Mask(TINY_STACK)
  64 Change only the low 8 bits of the stack pointer