; Options for the Altera Nios II port of the compiler. ; Copyright (C) 2012-2020 Free Software Foundation, Inc. ; Contributed by Altera and Mentor Graphics, 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 ; . HeaderInclude config/nios2/nios2-opts.h TargetSave int saved_fpu_custom_code[n2fpu_code_num] TargetSave enum nios2_ccs_code saved_custom_code_status[256] TargetSave int saved_custom_code_index[256] mhw-div Target Report Mask(HAS_DIV) Enable DIV, DIVU. mhw-mul Target Report Mask(HAS_MUL) Enable MUL instructions. mhw-mulx Target Report Mask(HAS_MULX) Enable MULX instructions, assume fast shifter. mfast-sw-div Target Report Mask(FAST_SW_DIV) Use table based fast divide (default at -O3). mbypass-cache Target Report Mask(BYPASS_CACHE) All memory accesses use I/O load/store instructions. mno-cache-volatile Target Report RejectNegative Mask(BYPASS_CACHE_VOLATILE) Volatile memory accesses use I/O load/store instructions. mcache-volatile Target Report RejectNegative Undocumented InverseMask(BYPASS_CACHE_VOLATILE) Volatile memory accesses do not use I/O load/store instructions. mgpopt= Target RejectNegative Joined Enum(nios2_gpopt_type) Var(nios2_gpopt_option) Init(gpopt_unspecified) Enable/disable GP-relative addressing. Enum Name(nios2_gpopt_type) Type(enum nios2_gpopt_type) Valid options for GP-relative addressing (for -mgpopt): EnumValue Enum(nios2_gpopt_type) String(none) Value(gpopt_none) EnumValue Enum(nios2_gpopt_type) String(local) Value(gpopt_local) EnumValue Enum(nios2_gpopt_type) String(global) Value(gpopt_global) EnumValue Enum(nios2_gpopt_type) String(data) Value(gpopt_data) EnumValue Enum(nios2_gpopt_type) String(all) Value(gpopt_all) mgpopt Target Report RejectNegative Var(nios2_gpopt_option, gpopt_local) Equivalent to -mgpopt=local. mno-gpopt Target Report RejectNegative Var(nios2_gpopt_option, gpopt_none) Equivalent to -mgpopt=none. meb Target Report RejectNegative Mask(BIG_ENDIAN) Use big-endian byte order. mel Target Report RejectNegative InverseMask(BIG_ENDIAN) Use little-endian byte order. mcustom-fpu-cfg= Target RejectNegative Joined Var(nios2_custom_fpu_cfg_string) Floating point custom instruction configuration name. mno-custom-ftruncds Target Report RejectNegative Var(nios2_custom_ftruncds, -1) Do not use the ftruncds custom instruction. mcustom-ftruncds= Target Report RejectNegative Joined UInteger Var(nios2_custom_ftruncds) Init(-1) Integer id (N) of ftruncds custom instruction. mno-custom-fextsd Target Report RejectNegative Var(nios2_custom_fextsd, -1) Do not use the fextsd custom instruction. mcustom-fextsd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fextsd) Init(-1) Integer id (N) of fextsd custom instruction. mno-custom-fixdu Target Report RejectNegative Var(nios2_custom_fixdu, -1) Do not use the fixdu custom instruction. mcustom-fixdu= Target Report RejectNegative Joined UInteger Var(nios2_custom_fixdu) Init(-1) Integer id (N) of fixdu custom instruction. mno-custom-fixdi Target Report RejectNegative Var(nios2_custom_fixdi, -1) Do not use the fixdi custom instruction. mcustom-fixdi= Target Report RejectNegative Joined UInteger Var(nios2_custom_fixdi) Init(-1) Integer id (N) of fixdi custom instruction. mno-custom-fixsu Target Report RejectNegative Var(nios2_custom_fixsu, -1) Do not use the fixsu custom instruction. mcustom-fixsu= Target Report RejectNegative Joined UInteger Var(nios2_custom_fixsu) Init(-1) Integer id (N) of fixsu custom instruction. mno-custom-fixsi Target Report RejectNegative Var(nios2_custom_fixsi, -1) Do not use the fixsi custom instruction. mcustom-fixsi= Target Report RejectNegative Joined UInteger Var(nios2_custom_fixsi) Init(-1) Integer id (N) of fixsi custom instruction. mno-custom-floatud Target Report RejectNegative Var(nios2_custom_floatud, -1) Do not use the floatud custom instruction. mcustom-floatud= Target Report RejectNegative Joined UInteger Var(nios2_custom_floatud) Init(-1) Integer id (N) of floatud custom instruction. mno-custom-floatid Target Report RejectNegative Var(nios2_custom_floatid, -1) Do not use the floatid custom instruction. mcustom-floatid= Target Report RejectNegative Joined UInteger Var(nios2_custom_floatid) Init(-1) Integer id (N) of floatid custom instruction. mno-custom-floatus Target Report RejectNegative Var(nios2_custom_floatus, -1) Do not use the floatus custom instruction. mcustom-floatus= Target Report RejectNegative Joined UInteger Var(nios2_custom_floatus) Init(-1) Integer id (N) of floatus custom instruction. mno-custom-floatis Target Report RejectNegative Var(nios2_custom_floatis, -1) Do not use the floatis custom instruction. mcustom-floatis= Target Report RejectNegative Joined UInteger Var(nios2_custom_floatis) Init(-1) Integer id (N) of floatis custom instruction. mno-custom-fcmpned Target Report RejectNegative Var(nios2_custom_fcmpned, -1) Do not use the fcmpned custom instruction. mcustom-fcmpned= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpned) Init(-1) Integer id (N) of fcmpned custom instruction. mno-custom-fcmpeqd Target Report RejectNegative Var(nios2_custom_fcmpeqd, -1) Do not use the fcmpeqd custom instruction. mcustom-fcmpeqd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpeqd) Init(-1) Integer id (N) of fcmpeqd custom instruction. mno-custom-fcmpged Target Report RejectNegative Var(nios2_custom_fcmpged, -1) Do not use the fcmpged custom instruction. mcustom-fcmpged= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpged) Init(-1) Integer id (N) of fcmpged custom instruction. mno-custom-fcmpgtd Target Report RejectNegative Var(nios2_custom_fcmpgtd, -1) Do not use the fcmpgtd custom instruction. mcustom-fcmpgtd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpgtd) Init(-1) Integer id (N) of fcmpgtd custom instruction. mno-custom-fcmpled Target Report RejectNegative Var(nios2_custom_fcmpled, -1) Do not use the fcmpled custom instruction. mcustom-fcmpled= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpled) Init(-1) Integer id (N) of fcmpled custom instruction. mno-custom-fcmpltd Target Report RejectNegative Var(nios2_custom_fcmpltd, -1) Do not use the fcmpltd custom instruction. mcustom-fcmpltd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpltd) Init(-1) Integer id (N) of fcmpltd custom instruction. mno-custom-flogd Target Report RejectNegative Var(nios2_custom_flogd, -1) Do not use the flogd custom instruction. mcustom-flogd= Target Report RejectNegative Joined UInteger Var(nios2_custom_flogd) Init(-1) Integer id (N) of flogd custom instruction. mno-custom-fexpd Target Report RejectNegative Var(nios2_custom_fexpd, -1) Do not use the fexpd custom instruction. mcustom-fexpd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fexpd) Init(-1) Integer id (N) of fexpd custom instruction. mno-custom-fatand Target Report RejectNegative Var(nios2_custom_fatand, -1) Do not use the fatand custom instruction. mcustom-fatand= Target Report RejectNegative Joined UInteger Var(nios2_custom_fatand) Init(-1) Integer id (N) of fatand custom instruction. mno-custom-ftand Target Report RejectNegative Var(nios2_custom_ftand, -1) Do not use the ftand custom instruction. mcustom-ftand= Target Report RejectNegative Joined UInteger Var(nios2_custom_ftand) Init(-1) Integer id (N) of ftand custom instruction. mno-custom-fsind Target Report RejectNegative Var(nios2_custom_fsind, -1) Do not use the fsind custom instruction. mcustom-fsind= Target Report RejectNegative Joined UInteger Var(nios2_custom_fsind) Init(-1) Integer id (N) of fsind custom instruction. mno-custom-fcosd Target Report RejectNegative Var(nios2_custom_fcosd, -1) Do not use the fcosd custom instruction. mcustom-fcosd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcosd) Init(-1) Integer id (N) of fcosd custom instruction. mno-custom-fsqrtd Target Report RejectNegative Var(nios2_custom_fsqrtd, -1) Do not use the fsqrtd custom instruction. mcustom-fsqrtd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fsqrtd) Init(-1) Integer id (N) of fsqrtd custom instruction. mno-custom-fabsd Target Report RejectNegative Var(nios2_custom_fabsd, -1) Do not use the fabsd custom instruction. mcustom-fabsd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fabsd) Init(-1) Integer id (N) of fabsd custom instruction. mno-custom-fnegd Target Report RejectNegative Var(nios2_custom_fnegd, -1) Do not use the fnegd custom instruction. mcustom-fnegd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fnegd) Init(-1) Integer id (N) of fnegd custom instruction. mno-custom-fmaxd Target Report RejectNegative Var(nios2_custom_fmaxd, -1) Do not use the fmaxd custom instruction. mcustom-fmaxd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fmaxd) Init(-1) Integer id (N) of fmaxd custom instruction. mno-custom-fmind Target Report RejectNegative Var(nios2_custom_fmind, -1) Do not use the fmind custom instruction. mcustom-fmind= Target Report RejectNegative Joined UInteger Var(nios2_custom_fmind) Init(-1) Integer id (N) of fmind custom instruction. mno-custom-fdivd Target Report RejectNegative Var(nios2_custom_fdivd, -1) Do not use the fdivd custom instruction. mcustom-fdivd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fdivd) Init(-1) Integer id (N) of fdivd custom instruction. mno-custom-fmuld Target Report RejectNegative Var(nios2_custom_fmuld, -1) Do not use the fmuld custom instruction. mcustom-fmuld= Target Report RejectNegative Joined UInteger Var(nios2_custom_fmuld) Init(-1) Integer id (N) of fmuld custom instruction. mno-custom-fsubd Target Report RejectNegative Var(nios2_custom_fsubd, -1) Do not use the fsubd custom instruction. mcustom-fsubd= Target Report RejectNegative Joined UInteger Var(nios2_custom_fsubd) Init(-1) Integer id (N) of fsubd custom instruction. mno-custom-faddd Target Report RejectNegative Var(nios2_custom_faddd, -1) Do not use the faddd custom instruction. mcustom-faddd= Target Report RejectNegative Joined UInteger Var(nios2_custom_faddd) Init(-1) Integer id (N) of faddd custom instruction. mno-custom-fcmpnes Target Report RejectNegative Var(nios2_custom_fcmpnes, -1) Do not use the fcmpnes custom instruction. mcustom-fcmpnes= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpnes) Init(-1) Integer id (N) of fcmpnes custom instruction. mno-custom-fcmpeqs Target Report RejectNegative Var(nios2_custom_fcmpeqs, -1) Do not use the fcmpeqs custom instruction. mcustom-fcmpeqs= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpeqs) Init(-1) Integer id (N) of fcmpeqs custom instruction. mno-custom-fcmpges Target Report RejectNegative Var(nios2_custom_fcmpges, -1) Do not use the fcmpges custom instruction. mcustom-fcmpges= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpges) Init(-1) Integer id (N) of fcmpges custom instruction. mno-custom-fcmpgts Target Report RejectNegative Var(nios2_custom_fcmpgts, -1) Do not use the fcmpgts custom instruction. mcustom-fcmpgts= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmpgts) Init(-1) Integer id (N) of fcmpgts custom instruction. mno-custom-fcmples Target Report RejectNegative Var(nios2_custom_fcmples, -1) Do not use the fcmples custom instruction. mcustom-fcmples= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmples) Init(-1) Integer id (N) of fcmples custom instruction. mno-custom-fcmplts Target Report RejectNegative Var(nios2_custom_fcmplts, -1) Do not use the fcmplts custom instruction. mcustom-fcmplts= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcmplts) Init(-1) Integer id (N) of fcmplts custom instruction. mno-custom-flogs Target Report RejectNegative Var(nios2_custom_flogs, -1) Do not use the flogs custom instruction. mcustom-flogs= Target Report RejectNegative Joined UInteger Var(nios2_custom_flogs) Init(-1) Integer id (N) of flogs custom instruction. mno-custom-fexps Target Report RejectNegative Var(nios2_custom_fexps, -1) Do not use the fexps custom instruction. mcustom-fexps= Target Report RejectNegative Joined UInteger Var(nios2_custom_fexps) Init(-1) Integer id (N) of fexps custom instruction. mno-custom-fatans Target Report RejectNegative Var(nios2_custom_fatans, -1) Do not use the fatans custom instruction. mcustom-fatans= Target Report RejectNegative Joined UInteger Var(nios2_custom_fatans) Init(-1) Integer id (N) of fatans custom instruction. mno-custom-ftans Target Report RejectNegative Var(nios2_custom_ftans, -1) Do not use the ftans custom instruction. mcustom-ftans= Target Report RejectNegative Joined UInteger Var(nios2_custom_ftans) Init(-1) Integer id (N) of ftans custom instruction. mno-custom-fsins Target Report RejectNegative Var(nios2_custom_fsins, -1) Do not use the fsins custom instruction. mcustom-fsins= Target Report RejectNegative Joined UInteger Var(nios2_custom_fsins) Init(-1) Integer id (N) of fsins custom instruction. mno-custom-fcoss Target Report RejectNegative Var(nios2_custom_fcoss, -1) Do not use the fcoss custom instruction. mcustom-fcoss= Target Report RejectNegative Joined UInteger Var(nios2_custom_fcoss) Init(-1) Integer id (N) of fcoss custom instruction. mno-custom-fsqrts Target Report RejectNegative Var(nios2_custom_fsqrts, -1) Do not use the fsqrts custom instruction. mcustom-fsqrts= Target Report RejectNegative Joined UInteger Var(nios2_custom_fsqrts) Init(-1) Integer id (N) of fsqrts custom instruction. mno-custom-fabss Target Report RejectNegative Var(nios2_custom_fabss, -1) Do not use the fabss custom instr. mcustom-fabss= Target Report RejectNegative Joined UInteger Var(nios2_custom_fabss) Init(-1) Integer id (N) of fabss custom instruction. mno-custom-fnegs Target Report RejectNegative Var(nios2_custom_fnegs, -1) Do not use the fnegs custom instruction. mcustom-fnegs= Target Report RejectNegative Joined UInteger Var(nios2_custom_fnegs) Init(-1) Integer id (N) of fnegs custom instruction. mno-custom-fmaxs Target Report RejectNegative Var(nios2_custom_fmaxs, -1) Do not use the fmaxs custom instruction. mcustom-fmaxs= Target Report RejectNegative Joined UInteger Var(nios2_custom_fmaxs) Init(-1) Integer id (N) of fmaxs custom instruction. mno-custom-fmins Target Report RejectNegative Var(nios2_custom_fmins, -1) Do not use the fmins custom instruction. mcustom-fmins= Target Report RejectNegative Joined UInteger Var(nios2_custom_fmins) Init(-1) Integer id (N) of fmins custom instruction. mno-custom-fdivs Target Report RejectNegative Var(nios2_custom_fdivs, -1) Do not use the fdivs custom instruction. mcustom-fdivs= Target Report RejectNegative Joined UInteger Var(nios2_custom_fdivs) Init(-1) Integer id (N) of fdivs custom instruction. mno-custom-fmuls Target Report RejectNegative Var(nios2_custom_fmuls, -1) Do not use the fmuls custom instruction. mcustom-fmuls= Target Report RejectNegative Joined UInteger Var(nios2_custom_fmuls) Init(-1) Integer id (N) of fmuls custom instruction. mno-custom-fsubs Target Report RejectNegative Var(nios2_custom_fsubs, -1) Do not use the fsubs custom instruction. mcustom-fsubs= Target Report RejectNegative Joined UInteger Var(nios2_custom_fsubs) Init(-1) Integer id (N) of fsubs custom instruction. mno-custom-fadds Target Report RejectNegative Var(nios2_custom_fadds, -1) Do not use the fadds custom instruction. mcustom-fadds= Target Report RejectNegative Joined UInteger Var(nios2_custom_fadds) Init(-1) Integer id (N) of fadds custom instruction. mno-custom-frdy Target Report RejectNegative Var(nios2_custom_frdy, -1) Do not use the frdy custom instruction. mcustom-frdy= Target Report RejectNegative Joined UInteger Var(nios2_custom_frdy) Init(-1) Integer id (N) of frdy custom instruction. mno-custom-frdxhi Target Report RejectNegative Var(nios2_custom_frdxhi, -1) Do not use the frdxhi custom instruction. mcustom-frdxhi= Target Report RejectNegative Joined UInteger Var(nios2_custom_frdxhi) Init(-1) Integer id (N) of frdxhi custom instruction. mno-custom-frdxlo Target Report RejectNegative Var(nios2_custom_frdxlo, -1) Do not use the frdxlo custom instruction. mcustom-frdxlo= Target Report RejectNegative Joined UInteger Var(nios2_custom_frdxlo) Init(-1) Integer id (N) of frdxlo custom instruction. mno-custom-fwry Target Report RejectNegative Var(nios2_custom_fwry, -1) Do not use the fwry custom instruction. mcustom-fwry= Target Report RejectNegative Joined UInteger Var(nios2_custom_fwry) Init(-1) Integer id (N) of fwry custom instruction. mno-custom-fwrx Target Report RejectNegative Var(nios2_custom_fwrx, -1) Do not use the fwrx custom instruction. mcustom-fwrx= Target Report RejectNegative Joined UInteger Var(nios2_custom_fwrx) Init(-1) Integer id (N) of fwrx custom instruction. mno-custom-round Target Report RejectNegative Var(nios2_custom_round, -1) Do not use the round custom instruction. mcustom-round= Target Report RejectNegative Joined UInteger Var(nios2_custom_round) Init(-1) Integer id (N) of round custom instruction. march= Target RejectNegative Joined Enum(nios2_arch_type) Var(nios2_arch_option) Init(ARCH_R1) Specify the name of the target architecture. Enum Name(nios2_arch_type) Type(enum nios2_arch_type) Valid Nios II ISA levels (for -march): EnumValue Enum(nios2_arch_type) String(r1) Value(ARCH_R1) EnumValue Enum(nios2_arch_type) String(r2) Value(ARCH_R2) mbmx Target Report Mask(HAS_BMX) Enable generation of R2 BMX instructions. mcdx Target Report Mask(HAS_CDX) Enable generation of R2 CDX instructions. mgprel-sec= Target RejectNegative Joined Var(nios2_gprel_sec) Init(NULL) Regular expression matching additional GP-addressible section names. mr0rel-sec= Target RejectNegative Joined Var(nios2_r0rel_sec) Init(NULL) Regular expression matching section names for r0-relative addressing.