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comparison gcc/config/powerpcspe/aix51.h @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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children 84e7813d76e9
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68:561a7518be6b 111:04ced10e8804
1 /* Definitions of target machine for GNU compiler,
2 for IBM RS/6000 POWER running AIX V5.
3 Copyright (C) 2001-2017 Free Software Foundation, Inc.
4 Contributed by David Edelsohn (edelsohn@gnu.org).
5
6 This file is part of GCC.
7
8 GCC is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published
10 by the Free Software Foundation; either version 3, or (at your
11 option) any later version.
12
13 GCC is distributed in the hope that it will be useful, but WITHOUT
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
16 License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3. If not see
20 <http://www.gnu.org/licenses/>. */
21
22 /* The macro SUBTARGET_OVERRIDE_OPTIONS is provided for subtargets, to
23 get control in TARGET_OPTION_OVERRIDE. */
24
25 #define SUBTARGET_OVERRIDE_OPTIONS \
26 do { \
27 if (TARGET_64BIT && ! TARGET_POWERPC64) \
28 { \
29 rs6000_isa_flags |= OPTION_MASK_POWERPC64; \
30 warning (0, "-maix64 requires PowerPC64 architecture remain enabled"); \
31 } \
32 if (TARGET_POWERPC64 && ! TARGET_64BIT) \
33 { \
34 error ("-maix64 required: 64-bit computation with 32-bit addressing not yet supported"); \
35 } \
36 } while (0);
37
38 #undef ASM_SPEC
39 #define ASM_SPEC "-u %{maix64:-a64 %{!mcpu*:-mppc64}} %(asm_cpu)"
40
41 /* Common ASM definitions used by ASM_SPEC amongst the various targets
42 for handling -mcpu=xxx switches. */
43 #undef ASM_CPU_SPEC
44 #define ASM_CPU_SPEC \
45 "%{!mcpu*: %{!maix64: \
46 %{!mpowerpc64: %(asm_default)} \
47 %{mpowerpc64: -mppc64}}} \
48 %{mcpu=power3: -m620} \
49 %{mcpu=power4: -m620} \
50 %{mcpu=powerpc: -mppc} \
51 %{mcpu=rs64a: -mppc} \
52 %{mcpu=601: -m601} \
53 %{mcpu=602: -mppc} \
54 %{mcpu=603: -m603} \
55 %{mcpu=603e: -m603} \
56 %{mcpu=604: -m604} \
57 %{mcpu=604e: -m604} \
58 %{mcpu=620: -m620} \
59 %{mcpu=630: -m620} \
60 %{mcpu=970: -m620} \
61 %{mcpu=G5: -m620}"
62
63 #undef ASM_DEFAULT_SPEC
64 #define ASM_DEFAULT_SPEC "-mppc"
65
66 #undef TARGET_OS_CPP_BUILTINS
67 #define TARGET_OS_CPP_BUILTINS() \
68 do \
69 { \
70 builtin_define ("_AIX43"); \
71 builtin_define ("_AIX51"); \
72 TARGET_OS_AIX_CPP_BUILTINS (); \
73 } \
74 while (0)
75
76 #undef CPP_SPEC
77 #define CPP_SPEC "%{posix: -D_POSIX_SOURCE} \
78 %{ansi: -D_ANSI_C_SOURCE} \
79 %{maix64: -D__64BIT__} \
80 %{mpe: -I%R/usr/lpp/ppe.poe/include} \
81 %{pthread: -D_THREAD_SAFE}"
82
83 /* The GNU C++ standard library requires that these macros be
84 defined. */
85 #undef CPLUSPLUS_CPP_SPEC
86 #define CPLUSPLUS_CPP_SPEC \
87 "-D_ALL_SOURCE \
88 %{maix64: -D__64BIT__} \
89 %{mpe: -I%R/usr/lpp/ppe.poe/include} \
90 %{pthread: -D_THREAD_SAFE}"
91
92 #undef TARGET_DEFAULT
93 #define TARGET_DEFAULT 0
94
95 #undef PROCESSOR_DEFAULT
96 #define PROCESSOR_DEFAULT PROCESSOR_PPC604e
97
98 /* AIX does not support Altivec. */
99 #undef TARGET_ALTIVEC
100 #define TARGET_ALTIVEC 0
101 #undef TARGET_ALTIVEC_ABI
102 #define TARGET_ALTIVEC_ABI 0
103 #undef TARGET_EXTRA_BUILTINS
104 #define TARGET_EXTRA_BUILTINS 0
105
106
107 /* Define this macro as a C expression for the initializer of an
108 array of string to tell the driver program which options are
109 defaults for this target and thus do not need to be handled
110 specially when using `MULTILIB_OPTIONS'.
111
112 Do not define this macro if `MULTILIB_OPTIONS' is not defined in
113 the target makefile fragment or if none of the options listed in
114 `MULTILIB_OPTIONS' are set by default. *Note Target Fragment::. */
115
116 #undef MULTILIB_DEFAULTS
117 #define MULTILIB_DEFAULTS { "mcpu=common" }
118
119 #undef LIB_SPEC
120 #define LIB_SPEC "%{pg:-L%R/lib/profiled -L%R/usr/lib/profiled}\
121 %{p:-L%R/lib/profiled -L%R/usr/lib/profiled}\
122 %{!maix64:%{!shared:%{g*:-lg}}}\
123 %{mpe:-L%R/usr/lpp/ppe.poe/lib -lmpi -lvtd}\
124 %{pthread:-lpthreads} -lc"
125
126 #undef LINK_SPEC
127 #define LINK_SPEC "-bpT:0x10000000 -bpD:0x20000000 %{!r:-btextro}\
128 %{static:-bnso %(link_syscalls) } %{shared:-bM:SRE %{!e:-bnoentry}}\
129 %{!maix64:%{!shared:%{g*: %(link_libg) }}} %{maix64:-b64}\
130 %{mpe:-binitfini:poe_remote_main}"
131
132 #undef STARTFILE_SPEC
133 #define STARTFILE_SPEC "%{!shared:\
134 %{maix64:%{pg:gcrt0_64%O%s}%{!pg:%{p:mcrt0_64%O%s}%{!p:crt0_64%O%s}}}\
135 %{!maix64:\
136 %{pthread:%{pg:gcrt0_r%O%s}%{!pg:%{p:mcrt0_r%O%s}%{!p:crt0_r%O%s}}}\
137 %{!pthread:%{pg:gcrt0%O%s}%{!pg:%{p:mcrt0%O%s}%{!p:crt0%O%s}}}}}"
138
139 /* AIX V5 typedefs ptrdiff_t as "long" while earlier releases used "int". */
140
141 #undef PTRDIFF_TYPE
142 #define PTRDIFF_TYPE "long int"
143
144 /* Type used for wchar_t, as a string used in a declaration. */
145 #undef WCHAR_TYPE
146 #define WCHAR_TYPE (!TARGET_64BIT ? "short unsigned int" : "unsigned int")
147
148 /* Width of wchar_t in bits. */
149 #undef WCHAR_TYPE_SIZE
150 #define WCHAR_TYPE_SIZE (!TARGET_64BIT ? 16 : 32)
151
152 /* AIX 4.2 and above provides initialization and finalization function
153 support from linker command line. */
154 #undef HAS_INIT_SECTION
155 #define HAS_INIT_SECTION
156
157 #undef LD_INIT_SWITCH
158 #define LD_INIT_SWITCH "-binitfini"
159
160 /* This target uses the aix64.opt file. */
161 #define TARGET_USES_AIX64_OPT 1
162
163 /* This target defines SUPPORTS_WEAK and TARGET_ASM_NAMED_SECTION,
164 but does not have crtbegin/end. */
165
166 #define TARGET_AIX_VERSION 51
167
168 #undef TARGET_LIBC_HAS_FUNCTION
169 #define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function