| /* VAX extra machine modes. |
| Copyright (C) 2003-2022 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/>. */ |
| |
| /* We just need to reset the floating point formats. */ |
| RESET_FLOAT_FORMAT (SF, vax_f_format); |
| RESET_FLOAT_FORMAT (DF, vax_d_format); |
| |
| /* `DImode' addition and subtraction operations do their calculation |
| on the low and then the high longword with separate instructions, |
| and therefore only usably set N. */ |
| CC_MODE (CCN); |
| /* Non-arithmetic integer instructions such as MOV or XOR as well as |
| instructions that produce a floating-point result only usably set |
| N and Z. */ |
| CC_MODE (CCNZ); |
| /* The FFC and FFS instructions only usably set Z. */ |
| CC_MODE (CCZ); |