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[thirdparty/gcc.git] / gcc / config / tilegx / tilegx.opt

; Options for the TILE-Gx port of the compiler.
; Copyright (C) 2011-2016 Free Software Foundation, Inc.
; Contributed by Walter Lee (walt@tilera.com)
;
; 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/>.

HeaderInclude
config/tilegx/tilegx-opts.h

mcpu=
Target RejectNegative Joined Enum(tilegx_cpu) Var(tilegx_cpu) Init(0)
-mcpu=CPU	Use features of and schedule code for given CPU.

Enum
Name(tilegx_cpu) Type(int)
Known TILE-Gx CPUs (for use with the -mcpu= option):

EnumValue
Enum(tilegx_cpu) String(tilegx) Value(0)

m32
Target Report RejectNegative Negative(m64) Mask(32BIT)
Compile with 32 bit longs and pointers.

m64
Target Report RejectNegative Negative(m32) InverseMask(32BIT, 64BIT)
Compile with 64 bit longs and pointers.

mbig-endian
Target Report RejectNegative Mask(BIG_ENDIAN)
Use big-endian byte order.

mlittle-endian
Target Report RejectNegative InverseMask(BIG_ENDIAN)
Use little-endian byte order.

mcmodel=
Target RejectNegative Joined Enum(cmodel) Var(tilegx_cmodel) Init(CM_SMALL)
Use given TILE-Gx code model.

Enum
Name(cmodel) Type(enum cmodel)
Known code models (for use with the -mcmodel= option):

EnumValue
Enum(cmodel) String(small) Value(CM_SMALL)

EnumValue
Enum(cmodel) String(large) Value(CM_LARGE)