| ; Options for the Motorola MCore 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/>. |
| |
| m210 |
| Target RejectNegative InverseMask(M340) |
| Generate code for the M*Core M210. |
| |
| m340 |
| Target RejectNegative Mask(M340) |
| Generate code for the M*Core M340. |
| |
| m4byte-functions |
| Target Mask(OVERALIGN_FUNC) |
| Force functions to be aligned to a 4 byte boundary. |
| |
| mbig-endian |
| Target RejectNegative InverseMask(LITTLE_END) |
| Generate big-endian code. |
| |
| mcallgraph-data |
| Target Mask(CG_DATA) |
| Emit call graph information. |
| |
| mdiv |
| Target Mask(DIV) |
| Use the divide instruction. |
| |
| mhardlit |
| Target Mask(HARDLIT) |
| Inline constants if it can be done in 2 insns or less. |
| |
| mlittle-endian |
| Target RejectNegative Mask(LITTLE_END) |
| Generate little-endian code. |
| |
| ; Not used by the compiler proper. |
| mno-lsim |
| Target RejectNegative |
| Assume that run-time support has been provided, so omit -lsim from the linker command line. |
| |
| mrelax-immediates |
| Target Mask(RELAX_IMM) |
| Use arbitrary sized immediates in bit operations. |
| |
| mslow-bytes |
| Target Mask(SLOW_BYTES) |
| Prefer word accesses over byte accesses. |
| |
| ; Maximum size we are allowed to grow the stack in a single operation. |
| ; If we want more, we must do it in increments of at most this size. |
| ; If this value is 0, we don't check at all. |
| mstack-increment= |
| Target RejectNegative Joined UInteger Var(mcore_stack_increment) Init(STACK_UNITS_MAXSTEP) |
| Set the maximum amount for a single stack increment operation. |
| |
| mwide-bitfields |
| Target Mask(W_FIELD) |
| Always treat bitfields as int-sized. |
