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1.1 root 1: /* Look for the include files in the system-defined places. */
2:
3: #undef GPLUSPLUS_INCLUDE_DIR
4: #define GPLUSPLUS_INCLUDE_DIR "/usr/include/g++"
5:
6: #undef GCC_INCLUDE_DIR
7: #define GCC_INCLUDE_DIR "/usr/include"
8:
9: #undef INCLUDE_DEFAULTS
10: #define INCLUDE_DEFAULTS \
11: { \
12: { GPLUSPLUS_INCLUDE_DIR, 1, 1 }, \
13: { GCC_INCLUDE_DIR, 0, 0 }, \
14: { 0, 0, 0 } \
15: }
16:
17:
18: /* Under NetBSD, the normal location of the `ld' and `as' programs is the
19: /usr/bin directory. */
20:
21: #undef MD_EXEC_PREFIX
22: #define MD_EXEC_PREFIX "/usr/bin/"
23:
24: /* Under NetBSD, the normal location of the various *crt*.o files is the
25: /usr/lib directory. */
26:
27: #undef MD_STARTFILE_PREFIX
28: #define MD_STARTFILE_PREFIX "/usr/lib/"
29:
30:
31: /* Provide a CPP_SPEC appropriate for NetBSD. Current we just deal with
32: the GCC option `-posix'. */
33:
34: #undef CPP_SPEC
35: #define CPP_SPEC "%{posix:-D_POSIX_SOURCE}"
36:
37: /* Provide an ASM_SPEC appropriate for NetBSD. Currently we only deal
38: with the options for generating PIC code. */
39:
40: #undef ASM_SPEC
41: #define ASM_SPEC " %| %{fpic:-k} %{fPIC:-k -K}"
42:
43: /* Provide a LIB_SPEC appropriate for NetBSD. Just select the appropriate
44: libc, depending on whether we're doing profiling. */
45:
46: #undef LIB_SPEC
47: #define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}"
48:
49: /* Provide a LINK_SPEC appropriate for NetBSD. Here we provide support
50: for the special GCC options -static, -assert, and -nostdlib. */
51:
52: #undef LINK_SPEC
53: #define LINK_SPEC \
54: "%{!nostdlib:%{!r*:%{!e*:-e start}}} -dc -dp %{static:-Bstatic} %{assert*}"
55:
56:
57: /* We have atexit(3). */
58:
59: #define HAVE_ATEXIT
60:
61: /* Implicit library calls should use memcpy, not bcopy, etc. */
62:
63: #define TARGET_MEM_FUNCTIONS
64:
65: /*
66: * Some imports from svr4.h in support of shared libraries.
67: * Currently, we need the DECLARE_OBJECT_SIZE stuff.
68: */
69:
70: /* Define the strings used for the special svr4 .type and .size directives.
71: These strings generally do not vary from one system running svr4 to
72: another, but if a given system (e.g. m88k running svr) needs to use
73: different pseudo-op names for these, they may be overridden in the
74: file which includes this one. */
75:
76: #undef TYPE_ASM_OP
77: #undef SIZE_ASM_OP
78: #undef WEAK_ASM_OP
79: #define TYPE_ASM_OP ".type"
80: #define SIZE_ASM_OP ".size"
81: #define WEAK_ASM_OP ".weak"
82:
83: /* The following macro defines the format used to output the second
84: operand of the .type assembler directive. Different svr4 assemblers
85: expect various different forms for this operand. The one given here
86: is just a default. You may need to override it in your machine-
87: specific tm.h file (depending upon the particulars of your assembler). */
88:
89: #undef TYPE_OPERAND_FMT
90: #define TYPE_OPERAND_FMT "@%s"
91:
92: /* Write the extra assembler code needed to declare a function's result.
93: Most svr4 assemblers don't require any special declaration of the
94: result value, but there are exceptions. */
95:
96: #ifndef ASM_DECLARE_RESULT
97: #define ASM_DECLARE_RESULT(FILE, RESULT)
98: #endif
99:
100: /* These macros generate the special .type and .size directives which
101: are used to set the corresponding fields of the linker symbol table
102: entries in an ELF object file under SVR4. These macros also output
103: the starting labels for the relevant functions/objects. */
104:
105: /* Write the extra assembler code needed to declare a function properly.
106: Some svr4 assemblers need to also have something extra said about the
107: function's return value. We allow for that here. */
108:
109: #undef ASM_DECLARE_FUNCTION_NAME
110: #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \
111: do { \
112: fprintf (FILE, "\t%s\t ", TYPE_ASM_OP); \
113: assemble_name (FILE, NAME); \
114: putc (',', FILE); \
115: fprintf (FILE, TYPE_OPERAND_FMT, "function"); \
116: putc ('\n', FILE); \
117: ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \
118: ASM_OUTPUT_LABEL(FILE, NAME); \
119: } while (0)
120:
121: /* Write the extra assembler code needed to declare an object properly. */
122:
123: #undef ASM_DECLARE_OBJECT_NAME
124: #define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \
125: do { \
126: fprintf (FILE, "\t%s\t ", TYPE_ASM_OP); \
127: assemble_name (FILE, NAME); \
128: putc (',', FILE); \
129: fprintf (FILE, TYPE_OPERAND_FMT, "object"); \
130: putc ('\n', FILE); \
131: size_directive_output = 0; \
132: if (!flag_inhibit_size_directive && DECL_SIZE (DECL)) \
133: { \
134: size_directive_output = 1; \
135: fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \
136: assemble_name (FILE, NAME); \
137: fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \
138: } \
139: ASM_OUTPUT_LABEL(FILE, NAME); \
140: } while (0)
141:
142: /* Output the size directive for a decl in rest_of_decl_compilation
143: in the case where we did not do so before the initializer.
144: Once we find the error_mark_node, we know that the value of
145: size_directive_output was set
146: by ASM_DECLARE_OBJECT_NAME when it was run for the same decl. */
147:
148: #undef ASM_FINISH_DECLARE_OBJECT
149: #define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END) \
150: do { \
151: char *name = XSTR (XEXP (DECL_RTL (DECL), 0), 0); \
152: if (!flag_inhibit_size_directive && DECL_SIZE (DECL) \
153: && ! AT_END && TOP_LEVEL \
154: && DECL_INITIAL (DECL) == error_mark_node \
155: && !size_directive_output) \
156: { \
157: size_directive_output = 1; \
158: fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \
159: assemble_name (FILE, name); \
160: fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \
161: } \
162: } while (0)
163:
164: /* This is how to declare the size of a function. */
165:
166: #undef ASM_DECLARE_FUNCTION_SIZE
167: #define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \
168: do { \
169: if (!flag_inhibit_size_directive) \
170: { \
171: char label[256]; \
172: static int labelno; \
173: labelno++; \
174: ASM_GENERATE_INTERNAL_LABEL (label, "Lfe", labelno); \
175: ASM_OUTPUT_INTERNAL_LABEL (FILE, "Lfe", labelno); \
176: fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \
177: assemble_name (FILE, (FNAME)); \
178: fprintf (FILE, ","); \
179: assemble_name (FILE, label); \
180: fprintf (FILE, "-"); \
181: assemble_name (FILE, (FNAME)); \
182: putc ('\n', FILE); \
183: } \
184: } while (0)
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