; Options for the MicroBlaze port of the compiler ; ; Copyright (C) 2009-2018 Free Software Foundation, Inc. ; ; Contributed by Michael Eager . ; ; 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 ; . */ Zxl-mode-bootstrap Driver Zxl-mode-executable Driver Zxl-mode-novectors Driver Zxl-mode-xilkernel Driver Zxl-mode-xmdstub Driver msoft-float Target Report RejectNegative Mask(SOFT_FLOAT) Use software emulation for floating point (default). mhard-float Target Report RejectNegative InverseMask(SOFT_FLOAT, HARD_FLOAT) Use hardware floating point instructions. msmall-divides Target Mask(SMALL_DIVIDES) Use table lookup optimization for small signed integer divisions. mcpu= Target RejectNegative Joined Var(microblaze_select_cpu) -mcpu=PROCESSOR Use features of and schedule code for given CPU. mmemcpy Target Mask(MEMCPY) Don't optimize block moves, use memcpy. mbig-endian Target Report RejectNegative InverseMask(LITTLE_ENDIAN) Assume target CPU is configured as big endian. mlittle-endian Target Report RejectNegative Mask(LITTLE_ENDIAN) Assume target CPU is configured as little endian. mxl-soft-mul Target Mask(SOFT_MUL) Use the soft multiply emulation (default). mxl-reorder Target Var(TARGET_REORDER) Init(2) Use reorder instructions (swap and byte reversed load/store) (default). mxl-soft-div Target Mask(SOFT_DIV) Use the software emulation for divides (default). mxl-barrel-shift Target Mask(BARREL_SHIFT) Use the hardware barrel shifter instead of emulation. mxl-pattern-compare Target Mask(PATTERN_COMPARE) Use pattern compare instructions. mxl-stack-check Target Mask(STACK_CHECK) Warn(%qs is deprecated; use -fstack-check) Check for stack overflow at runtime. mxl-gp-opt Target Mask(XLGPOPT) Use GP relative sdata/sbss sections. mno-clearbss Target RejectNegative Var(flag_zero_initialized_in_bss, 0) Warn(%qs is deprecated; use -fno-zero-initialized-in-bss) Clear the BSS to zero and place zero initialized in BSS. mxl-multiply-high Target Mask(MULTIPLY_HIGH) Use multiply high instructions for high part of 32x32 multiply. mxl-float-convert Target Mask(FLOAT_CONVERT) Use hardware floating point conversion instructions. mxl-float-sqrt Target Mask(FLOAT_SQRT) Use hardware floating point square root instruction. mxl-mode-executable Target Mask(XL_MODE_EXECUTABLE) Description for mxl-mode-executable. mxl-mode-xmdstub Target Mask(XL_MODE_XMDSTUB) Description for mxl-mode-xmdstub. mxl-mode-bootstrap Target Mask(XL_MODE_BOOTSTRAP) Description for mxl-mode-bootstrap. mxl-mode-novectors Target Mask(XL_MODE_NOVECTORS) Description for mxl-mode-novectors. mxl-prefetch Target Mask(PREFETCH) Use hardware prefetch instruction mpic-data-is-text-relative Target Mask(PIC_DATA_TEXT_REL) Data referenced by offset from start of text instead of GOT (with -fPIC/-fPIE). mxl-mode-xilkernel Target