view gcc/config/xtensa/xtensa.opt @ 14:f6334be47118

update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
author nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
date Tue, 22 Mar 2011 17:18:12 +0900
parents a06113de4d67
children 04ced10e8804
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; Options for the Tensilica Xtensa port of the compiler.

; Copyright (C) 2005, 2007, 2008, 2010 Free Software Foundation, Inc.
;
; This file is part of GCC.
;
; GCC is free software; you can redistribute it and/or modify it under
; the terms of the GNU General Public License as published by the Free
; Software Foundation; either version 3, or (at your option) any later
; version.
;
; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
; WARRANTY; without even the implied warranty of MERCHANTABILITY or
; FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
; for more details.
;
; You should have received a copy of the GNU General Public License
; along with GCC; see the file COPYING3.  If not see
; <http://www.gnu.org/licenses/>.

mconst16
Target Report Mask(CONST16)
Use CONST16 instruction to load constants

mforce-no-pic
Target Report Mask(FORCE_NO_PIC)
Disable position-independent code (PIC) for use in OS kernel code

mlongcalls
Target
Use indirect CALLXn instructions for large programs

mtarget-align
Target
Automatically align branch targets to reduce branch penalties

mtext-section-literals
Target
Intersperse literal pools with code in the text section

mserialize-volatile
Target Report Mask(SERIALIZE_VOLATILE)
-mno-serialize-volatile	Do not serialize volatile memory references with MEMW instructions