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Up to [GCC 2.x] / gcc / config / a29k|
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1.1 root 1: /* Definitions of target machine for GNU compiler, for AMD Am29000 CPU
2: running over UDI using COFF.
3: Copyright (C) 1994 Free Software Foundation, Inc.
4:
5: This file is part of GNU CC.
6:
7: GNU CC is free software; you can redistribute it and/or modify
8: it under the terms of the GNU General Public License as published by
9: the Free Software Foundation; either version 2, or (at your option)
10: any later version.
11:
12: GNU CC is distributed in the hope that it will be useful,
13: but WITHOUT ANY WARRANTY; without even the implied warranty of
14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: GNU General Public License for more details.
16:
17: You should have received a copy of the GNU General Public License
18: along with GNU CC; see the file COPYING. If not, write to
19: the Free Software Foundation, 59 Temple Place - Suite 330,
20: Boston, MA 02111-1307, USA. */
21:
22: #include "a29k/a29k.h"
23:
24: /* Output DBX (stabs) debugging information if doing -gstabs. */
25:
26: #define DBX_DEBUGGING_INFO
27:
28: /* Generate SDB debugging information by default. */
29:
30: #define PREFERRED_DEBUGGING_TYPE SDB_DEBUG
31:
32: /* Support the ctors and dtors sections for g++. */
33:
34: #define CTORS_SECTION_ASM_OP "\t.use .ctors"
35: #define DTORS_SECTION_ASM_OP "\t.use .dtors"
36:
37: /* A list of other sections which the compiler might be "in" at any
38: given time. */
39:
40: #undef EXTRA_SECTIONS
41: #define EXTRA_SECTIONS readonly_data, in_ctors, in_dtors
42:
43: /* A list of extra section function definitions. */
44:
45: #undef EXTRA_SECTION_FUNCTIONS
46: #define EXTRA_SECTION_FUNCTIONS \
47: READONLY_DATA_FUNCTION \
48: CTORS_SECTION_FUNCTION \
49: DTORS_SECTION_FUNCTION
50:
51: #define READONLY_DATA_FUNCTION \
52: void \
53: literal_section () \
54: { \
55: if (in_section != readonly_data) \
56: { \
57: fprintf (asm_out_file, "%s\n", READONLY_DATA_SECTION_ASM_OP); \
58: in_section = readonly_data; \
59: } \
60: } \
61:
62: #define CTORS_SECTION_FUNCTION \
63: void \
64: ctors_section () \
65: { \
66: if (in_section != in_ctors) \
67: { \
68: fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP); \
69: in_section = in_ctors; \
70: } \
71: }
72:
73: #define DTORS_SECTION_FUNCTION \
74: void \
75: dtors_section () \
76: { \
77: if (in_section != in_dtors) \
78: { \
79: fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP); \
80: in_section = in_dtors; \
81: } \
82: }
83:
84: #define INT_ASM_OP ".word"
85:
86: /* A C statement (sans semicolon) to output an element in the table of
87: global constructors. */
88: #define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME) \
89: do { \
90: ctors_section (); \
91: fprintf (FILE, "\t%s\t ", INT_ASM_OP); \
92: assemble_name (FILE, NAME); \
93: fprintf (FILE, "\n"); \
94: } while (0)
95:
96: /* A C statement (sans semicolon) to output an element in the table of
97: global destructors. */
98: #define ASM_OUTPUT_DESTRUCTOR(FILE,NAME) \
99: do { \
100: dtors_section (); \
101: fprintf (FILE, "\t%s\t ", INT_ASM_OP); \
102: assemble_name (FILE, NAME); \
103: fprintf (FILE, "\n"); \
104: } while (0)
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