| 1 | /* Definitions for Unix assembler syntax for the Intel 80386. |
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| 2 | Copyright (C) 1988-2024 Free Software Foundation, Inc. |
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| 3 | |
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| 4 | This file is part of GCC. |
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| 5 | |
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| 6 | GCC is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 3, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | GCC is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |
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| 16 | Under Section 7 of GPL version 3, you are granted additional |
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| 17 | permissions described in the GCC Runtime Library Exception, version |
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| 18 | 3.1, as published by the Free Software Foundation. |
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| 19 | |
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| 20 | You should have received a copy of the GNU General Public License and |
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| 21 | a copy of the GCC Runtime Library Exception along with this program; |
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| 22 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
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| 23 | <http://www.gnu.org/licenses/>. */ |
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| 24 | |
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| 25 | /* This file defines the aspects of assembler syntax |
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| 26 | that are the same for all the i386 Unix systems |
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| 27 | (though they may differ in non-Unix systems). */ |
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| 28 | |
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| 29 | /* Define macro used to output shift-double opcodes when the shift |
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| 30 | count is in %cl. Some assemblers require %cl as an argument; |
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| 31 | some don't. This macro controls what to do: by default, don't |
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| 32 | print %cl. */ |
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| 33 | #define SHIFT_DOUBLE_OMITS_COUNT 1 |
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| 34 | |
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| 35 | /* Define the syntax of pseudo-ops, labels and comments. */ |
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| 36 | |
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| 37 | /* String containing the assembler's comment-starter. |
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| 38 | Note the trailing space is necessary in case the character |
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| 39 | that immediately follows the comment is '*'. If this happens |
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| 40 | and the space is not there the assembler will interpret this |
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| 41 | as the start of a C-like slash-star comment and complain when |
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| 42 | there is no terminator. */ |
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| 43 | |
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| 44 | #define "/ " |
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| 45 | |
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| 46 | /* Output to assembler file text saying following lines |
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| 47 | may contain character constants, extra white space, comments, etc. */ |
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| 48 | |
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| 49 | #define ASM_APP_ON "/APP\n" |
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| 50 | |
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| 51 | /* Output to assembler file text saying following lines |
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| 52 | no longer contain unusual constructs. */ |
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| 53 | |
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| 54 | #define ASM_APP_OFF "/NO_APP\n" |
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| 55 | |
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| 56 | /* Output before read-only data. */ |
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| 57 | |
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| 58 | #define TEXT_SECTION_ASM_OP "\t.text" |
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| 59 | |
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| 60 | /* Output before writable (initialized) data. */ |
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| 61 | |
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| 62 | #define DATA_SECTION_ASM_OP "\t.data" |
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| 63 | |
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| 64 | /* Output before writable (uninitialized) data. */ |
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| 65 | |
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| 66 | #define BSS_SECTION_ASM_OP "\t.bss" |
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| 67 | |
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| 68 | /* Globalizing directive for a label. */ |
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| 69 | #define GLOBAL_ASM_OP "\t.globl\t" |
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| 70 | |
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| 71 | /* By default, target has a 80387, uses IEEE compatible arithmetic, |
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| 72 | and returns float values in the 387. */ |
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| 73 | #undef TARGET_SUBTARGET_DEFAULT |
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| 74 | #define TARGET_SUBTARGET_DEFAULT \ |
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| 75 | (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS) |
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| 76 | |
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| 77 | /* By default, 64-bit mode uses 128-bit long double. */ |
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| 78 | #undef TARGET_SUBTARGET64_DEFAULT |
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| 79 | #define TARGET_SUBTARGET64_DEFAULT \ |
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| 80 | MASK_128BIT_LONG_DOUBLE |
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| 81 | |
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