gcc/config/v850/v850.opt

; Options for the NEC V850 port of the compiler.

; Copyright (C) 2005-2015 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/>.

HeaderInclude
config/v850/v850-opts.h

Variable
int small_memory_max[(int)SMALL_MEMORY_max] = { 0, 0, 0 }

mapp-regs
Target Report Mask(APP_REGS)
Use registers r2 and r5

mbig-switch
Target Report Mask(BIG_SWITCH)
Use 4 byte entries in switch tables

mdebug
Target Report Mask(DEBUG)
Enable backend debugging

mdisable-callt
Target Report Mask(DISABLE_CALLT)
Do not use the callt instruction (default)

mep
Target Report Mask(EP)
Reuse r30 on a per function basis

mghs
Target RejectNegative InverseMask(GCC_ABI) MaskExists

mlong-calls
Target Report Mask(LONG_CALLS)
Prohibit PC relative function calls

mprolog-function
Target Report Mask(PROLOG_FUNCTION)
Use stubs for function prologues

msda=
Target RejectNegative Joined UInteger
Set the max size of data eligible for the SDA area

msda-
Target RejectNegative Joined Undocumented Alias(msda=)

msmall-sld
Target Report Mask(SMALL_SLD)
Enable the use of the short load instructions

mspace
Target RejectNegative
Same as: -mep -mprolog-function

mtda=
Target RejectNegative Joined UInteger
Set the max size of data eligible for the TDA area

mtda-
Target RejectNegative Joined Undocumented Alias(mtda=)

mno-strict-align
Target Report Mask(NO_STRICT_ALIGN)
Do not enforce strict alignment

mjump-tables-in-data-section
Target Report Mask(JUMP_TABLES_IN_DATA_SECTION)
Put jump tables for switch statements into the .data section rather than the .code section

mUS-bit-set
Target Report Mask(US_BIT_SET)

mv850
Target Report RejectNegative Mask(V850)
Compile for the v850 processor

mv850e
Target Report RejectNegative Mask(V850E)
Compile for the v850e processor

mv850e1
Target RejectNegative Mask(V850E1)
Compile for the v850e1 processor

mv850es
Target RejectNegative Mask(V850E1)
Compile for the v850es variant of the v850e1

mv850e2
Target Report RejectNegative Mask(V850E2)
Compile for the v850e2 processor

mv850e2v3
Target Report RejectNegative Mask(V850E2V3)
Compile for the v850e2v3 processor

mv850e3v5
Target Report RejectNegative Mask(V850E3V5)
Compile for the v850e3v5 processor

mv850e2v4
Target RejectNegative Mask(V850E3V5) MaskExists

mloop
Target Report Mask(LOOP)
Enable v850e3v5 loop instructions

mzda=
Target RejectNegative Joined UInteger
Set the max size of data eligible for the ZDA area

mzda-
Target RejectNegative Joined Undocumented Alias(mzda=)

mrelax
Target Report Mask(RELAX)
Enable relaxing in the assembler

mlong-jumps
Target Report Mask(BIG_SWITCH) MaskExists
Prohibit PC relative jumps

msoft-float
Target Report RejectNegative Mask(SOFT_FLOAT)
Inhibit the use of hardware floating point instructions

mhard-float
Target Report RejectNegative InverseMask(SOFT_FLOAT) MaskExists
Allow the use of hardware floating point instructions for V850E2V3 and up

mrh850-abi
Target RejectNegative Report InverseMask(GCC_ABI) MaskExists
Enable support for the RH850 ABI.  This is the default

mgcc-abi
Target RejectNegative Report Mask(GCC_ABI)
Enable support for the old GCC ABI

m8byte-align
Target Report Mask(8BYTE_ALIGN)
Support alignments of up to 64-bits