1; Options for the Motorola 68HC11 and 68HC12 port of the compiler. 2 3; Copyright (C) 2005 Free Software Foundation, Inc. 4; 5; This file is part of GCC. 6; 7; GCC is free software; you can redistribute it and/or modify it under 8; the terms of the GNU General Public License as published by the Free 9; Software Foundation; either version 2, or (at your option) any later 10; version. 11; 12; GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13; WARRANTY; without even the implied warranty of MERCHANTABILITY or 14; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15; for more details. 16; 17; You should have received a copy of the GNU General Public License 18; along with GCC; see the file COPYING. If not, write to the Free 19; Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 20; 02110-1301, USA. 21 22m6811 23Target RejectNegative InverseMask(M6812, M6811) 24Compile for a 68HC11 25 26m6812 27Target RejectNegative Mask(M6812) 28Compile for a 68HC12 29 30m68hc11 31Target RejectNegative InverseMask(M6812) 32Compile for a 68HC11 33 34m68hc12 35Target RejectNegative Mask(M6812) MaskExists 36Compile for a 68HC12 37 38; At the moment, there is no difference between the code generated 39; for -m68hc12 and -m68hcs12. 40m68hcs12 41Target RejectNegative Mask(M6812) MaskExists 42Compile for a 68HCS12 43 44m68s12 45Target RejectNegative Mask(M6812) MaskExists 46Compile for a 68HCS12 47 48mauto-incdec 49Target RejectNegative Report Mask(AUTO_INC_DEC) 50Auto pre/post decrement increment allowed 51 52minmax 53Target RejectNegative Report Mask(MIN_MAX) 54Min/max instructions allowed 55 56mlong-calls 57Target RejectNegative Report Mask(LONG_CALLS) 58Use call and rtc for function calls and returns 59 60mnoauto-incdec 61Target RejectNegative Report InverseMask(AUTO_INC_DEC) 62Auto pre/post decrement increment not allowed 63 64mnolong-calls 65Target RejectNegative Report InverseMask(LONG_CALLS) 66Use jsr and rts for function calls and returns 67 68mnominmax 69Target RejectNegative Report InverseMask(MIN_MAX) 70Min/max instructions not allowed 71 72mnorelax 73Target RejectNegative Report InverseMask(NO_DIRECT_MODE) 74Use direct addressing mode for soft registers 75 76mnoshort 77Target RejectNegative Report InverseMask(SHORT) 78Compile with 32-bit integer mode 79 80; Currently ignored. 81mreg-alloc= 82Target RejectNegative Joined 83Specify the register allocation order 84 85mrelax 86Target RejectNegative Report Mask(NO_DIRECT_MODE) 87Do not use direct addressing mode for soft registers 88 89mshort 90Target RejectNegative Report Mask(SHORT) 91Compile with 16-bit integer mode 92 93msoft-reg-count= 94Target RejectNegative Joined UInteger Var(m68hc11_soft_reg_count) Init(-1) 95Indicate the number of soft registers available 96