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jeremybenn |
; Options for the ATMEL AVR port of the compiler.
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; Copyright (C) 2005, 2007, 2008 Free Software Foundation, Inc.
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;
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; This file is part of GCC.
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;
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; GCC is free software; you can redistribute it and/or modify it under
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; the terms of the GNU General Public License as published by the Free
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; Software Foundation; either version 3, or (at your option) any later
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; version.
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;
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; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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; WARRANTY; without even the implied warranty of MERCHANTABILITY or
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; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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; for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with GCC; see the file COPYING3. If not see
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; .
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mcall-prologues
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Target Report Mask(CALL_PROLOGUES)
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Use subroutines for function prologues and epilogues
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mmcu=
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Target RejectNegative Joined Var(avr_mcu_name) Init("avr2")
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-mmcu=MCU Select the target MCU
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mdeb
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Target Report Undocumented Mask(ALL_DEBUG)
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mint8
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Target Report Mask(INT8)
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Use an 8-bit 'int' type
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mno-interrupts
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Target Report RejectNegative Mask(NO_INTERRUPTS)
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Change the stack pointer without disabling interrupts
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morder1
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Target Report Undocumented Mask(ORDER_1)
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morder2
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Target Report Undocumented Mask(ORDER_2)
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mshort-calls
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Target Report Mask(SHORT_CALLS)
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Use rjmp/rcall (limited range) on >8K devices
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mtiny-stack
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Target Report Mask(TINY_STACK)
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Change only the low 8 bits of the stack pointer
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mrelax
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Target Report
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Relax branches
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mpmem-wrap-around
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Target Report
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Make the linker relaxation machine assume that a program counter wrap-around occures.
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