| ; Options for the Tensilica Xtensa port of the compiler. |
| |
| ; Copyright (C) 2005-2021 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/>. |
| |
| 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 |
| Use indirect CALLXn instructions for large programs. |
| |
| 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. |
