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; Options for the Tensilica Xtensa port of the compiler.
; Copyright (C) 2005-2024 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/xtensa/xtensa-opts.h
mconst16
Target Mask(CONST16)
Use CONST16 instruction to load constants.
mforce-no-pic
Target Mask(FORCE_NO_PIC)
Disable position-independent code (PIC) for use in OS kernel code.
mlongcalls
Target Mask(LONGCALLS)
Use indirect CALLXn instructions for large programs.
mextra-l32r-costs=
Target RejectNegative Joined UInteger Var(xtensa_extra_l32r_costs) Init(0)
Set extra memory access cost for L32R instruction, in clock-cycle units.
mlra
Target Ignore
Does nothing. Preserved for backward compatibility.
mtarget-align
Target
Automatically align branch targets to reduce branch penalties.
mtext-section-literals
Target
Intersperse literal pools with code in the text section.
mauto-litpools
Target Mask(AUTO_LITPOOLS)
Relax literals in assembler and place them automatically in the text section.
mserialize-volatile
Target Mask(SERIALIZE_VOLATILE)
-mno-serialize-volatile Do not serialize volatile memory references with MEMW instructions.
TargetVariable
int xtensa_windowed_abi = -1
mabi=call0
Target RejectNegative Var(xtensa_windowed_abi, 0)
Use call0 ABI.
mabi=windowed
Target RejectNegative Var(xtensa_windowed_abi, 1)
Use windowed registers ABI.
mstrict-align
Target Var(xtensa_strict_alignment) Init(XTENSA_STRICT_ALIGNMENT_UNDEFINED)
Do not use unaligned memory references.
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