1 | /* Definitions for AT&T assembler syntax for the Intel 80386. |
2 | Copyright (C) 1988-2024 Free Software Foundation, Inc. |
3 | |
4 | This file is part of GCC. |
5 | |
6 | GCC is free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published by |
8 | the Free Software Foundation; either version 3, or (at your option) |
9 | any later version. |
10 | |
11 | GCC is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | GNU General Public License for more details. |
15 | |
16 | Under Section 7 of GPL version 3, you are granted additional |
17 | permissions described in the GCC Runtime Library Exception, version |
18 | 3.1, as published by the Free Software Foundation. |
19 | |
20 | You should have received a copy of the GNU General Public License and |
21 | a copy of the GCC Runtime Library Exception along with this program; |
22 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
23 | <http://www.gnu.org/licenses/>. */ |
24 | |
25 | |
26 | /* Define the syntax of instructions and addresses. */ |
27 | |
28 | /* Prefix for internally generated assembler labels. */ |
29 | #define LPREFIX ".L" |
30 | |
31 | /* Assembler pseudos to introduce constants of various size. */ |
32 | |
33 | #define ASM_BYTE "\t.byte\t" |
34 | #define ASM_SHORT "\t.value\t" |
35 | #define ASM_LONG "\t.long\t" |
36 | #define ASM_QUAD "\t.quad\t" /* Should not be used for 32bit compilation. */ |
37 | |
38 | /* How to output an ASCII string constant. */ |
39 | |
40 | #undef ASM_OUTPUT_ASCII |
41 | #define ASM_OUTPUT_ASCII(FILE, PTR, SIZE) \ |
42 | do \ |
43 | { size_t i = 0, limit = (SIZE); \ |
44 | while (i < limit) \ |
45 | { if (i%10 == 0) { if (i!=0) putc ('\n', (FILE)); \ |
46 | fputs (ASM_BYTE, (FILE)); } \ |
47 | else putc (',', (FILE)); \ |
48 | fprintf ((FILE), "0x%x", ((PTR)[i++] & 0377)) ;} \ |
49 | putc ('\n', (FILE)); \ |
50 | } while (0) |
51 | |
52 | /* Output at beginning of assembler file. */ |
53 | #define TARGET_ASM_FILE_START_FILE_DIRECTIVE true |
54 | |
55 | /* This is how to output an assembler line |
56 | that says to advance the location counter |
57 | to a multiple of 2**LOG bytes. */ |
58 | |
59 | #define ASM_OUTPUT_ALIGN(FILE,LOG) \ |
60 | if ((LOG) != 0) fprintf ((FILE), "\t.align %d\n", 1 << (LOG)) |
61 | |
62 | /* This is how to output an assembler line |
63 | that says to advance the location counter by SIZE bytes. */ |
64 | |
65 | #undef ASM_OUTPUT_SKIP |
66 | #define ASM_OUTPUT_SKIP(FILE,SIZE) \ |
67 | fprintf ((FILE), "\t.set .,.+%u\n", (int)(SIZE)) |
68 | |
69 | /* Can't use ASM_OUTPUT_SKIP in text section; it doesn't leave 0s. */ |
70 | |
71 | #define ASM_NO_SKIP_IN_TEXT 1 |
72 | |
73 | /* Define the syntax of labels and symbol definitions/declarations. */ |
74 | |
75 | /* The prefix to add for compiler private assembler symbols. */ |
76 | #undef LOCAL_LABEL_PREFIX |
77 | #define LOCAL_LABEL_PREFIX "." |
78 | |
79 | /* This is how to store into the string BUF |
80 | the symbol_ref name of an internal numbered label where |
81 | PREFIX is the class of label and NUM is the number within the class. |
82 | This is suitable for output with `assemble_name'. */ |
83 | |
84 | #undef ASM_GENERATE_INTERNAL_LABEL |
85 | #define ASM_GENERATE_INTERNAL_LABEL(BUF,PREFIX,NUMBER) \ |
86 | sprintf ((BUF), LOCAL_LABEL_PREFIX "%s%ld", (PREFIX), (long)(NUMBER)) |
87 | |
88 | /* The prefix to add to user-visible assembler symbols. */ |
89 | |
90 | #undef USER_LABEL_PREFIX |
91 | #define USER_LABEL_PREFIX "" |
92 | |