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gcc.gnu.org Git - gcc.git/blob - gcc/config/sparc/sol2-bi.h
1 /* Definitions of target machine for GCC, for bi-arch SPARC
2 running Solaris 2 using the system assembler and linker.
3 Copyright (C) 2002, 2003, 2004, 2006, 2007, 2009, 2010, 2011
4 Free Software Foundation, Inc.
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 3, or (at your option) any later
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 Under Section 7 of GPL version 3, you are granted additional
19 permissions described in the GCC Runtime Library Exception, version
20 3.1, as published by the Free Software Foundation.
22 You should have received a copy of the GNU General Public License and
23 a copy of the GCC Runtime Library Exception along with this program;
24 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
25 <http://www.gnu.org/licenses/>. */
27 /* The default code model used to be CM_MEDANY on Solaris
28 but even Sun eventually found it to be quite wasteful
29 and changed it to CM_MEDMID in the Studio 9 compiler. */
30 #undef SPARC_DEFAULT_CMODEL
31 #define SPARC_DEFAULT_CMODEL CM_MEDMID
33 #define AS_SPARC64_FLAG "-xarch=v9"
35 #undef ASM_CPU32_DEFAULT_SPEC
36 #define ASM_CPU32_DEFAULT_SPEC ""
37 #undef ASM_CPU64_DEFAULT_SPEC
38 #define ASM_CPU64_DEFAULT_SPEC AS_SPARC64_FLAG
40 #if TARGET_CPU_DEFAULT == TARGET_CPU_v9
41 #undef CPP_CPU64_DEFAULT_SPEC
42 #define CPP_CPU64_DEFAULT_SPEC ""
43 #undef ASM_CPU32_DEFAULT_SPEC
44 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plus"
47 #if TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc
48 #undef CPP_CPU64_DEFAULT_SPEC
49 #define CPP_CPU64_DEFAULT_SPEC ""
50 #undef ASM_CPU32_DEFAULT_SPEC
51 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plusa"
52 #undef ASM_CPU64_DEFAULT_SPEC
53 #define ASM_CPU64_DEFAULT_SPEC AS_SPARC64_FLAG "a"
56 #if TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3
57 #undef CPP_CPU64_DEFAULT_SPEC
58 #define CPP_CPU64_DEFAULT_SPEC ""
59 #undef ASM_CPU32_DEFAULT_SPEC
60 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plusb"
61 #undef ASM_CPU64_DEFAULT_SPEC
62 #define ASM_CPU64_DEFAULT_SPEC AS_SPARC64_FLAG "b"
65 #if TARGET_CPU_DEFAULT == TARGET_CPU_niagara
66 #undef CPP_CPU64_DEFAULT_SPEC
67 #define CPP_CPU64_DEFAULT_SPEC ""
68 #undef ASM_CPU32_DEFAULT_SPEC
69 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plusb"
70 #undef ASM_CPU64_DEFAULT_SPEC
71 #define ASM_CPU64_DEFAULT_SPEC AS_SPARC64_FLAG "b"
74 #if TARGET_CPU_DEFAULT == TARGET_CPU_niagara2
75 #undef CPP_CPU64_DEFAULT_SPEC
76 #define CPP_CPU64_DEFAULT_SPEC ""
77 #undef ASM_CPU32_DEFAULT_SPEC
78 #define ASM_CPU32_DEFAULT_SPEC "-xarch=v8plusb"
79 #undef ASM_CPU64_DEFAULT_SPEC
80 #define ASM_CPU64_DEFAULT_SPEC AS_SPARC64_FLAG "b"
84 #define DEF_ARCH32_SPEC(__str) "%{!m64:" __str "}"
85 #define DEF_ARCH64_SPEC(__str) "%{m64:" __str "}"
87 #define DEF_ARCH32_SPEC(__str) "%{m32:" __str "}"
88 #define DEF_ARCH64_SPEC(__str) "%{!m32:" __str "}"
92 #define CPP_CPU_SPEC "\
93 %{mcpu=sparclet|mcpu=tsc701:-D__sparclet__} \
94 %{mcpu=sparclite|mcpu-f930|mcpu=f934:-D__sparclite__} \
95 %{mcpu=v8:" DEF_ARCH32_SPEC("-D__sparcv8") "} \
96 %{mcpu=supersparc:-D__supersparc__ " DEF_ARCH32_SPEC("-D__sparcv8") "} \
97 %{mcpu=v9|mcpu=ultrasparc|mcpu=ultrasparc3|mcpu=niagara|mcpu=niagara2:" DEF_ARCH32_SPEC("-D__sparcv8") "} \
98 %{!mcpu*:%(cpp_cpu_default)} \
102 #define ASM_CPU_SPEC "\
103 %{mcpu=v9:" DEF_ARCH32_SPEC("-xarch=v8plus") DEF_ARCH64_SPEC(AS_SPARC64_FLAG) "} \
104 %{mcpu=ultrasparc:" DEF_ARCH32_SPEC("-xarch=v8plusa") DEF_ARCH64_SPEC(AS_SPARC64_FLAG "a") "} \
105 %{mcpu=ultrasparc3:" DEF_ARCH32_SPEC("-xarch=v8plusb") DEF_ARCH64_SPEC(AS_SPARC64_FLAG "b") "} \
106 %{mcpu=niagara:" DEF_ARCH32_SPEC("-xarch=v8plusb") DEF_ARCH64_SPEC(AS_SPARC64_FLAG "b") "} \
107 %{mcpu=niagara2:" DEF_ARCH32_SPEC("-xarch=v8plusb") DEF_ARCH64_SPEC(AS_SPARC64_FLAG "b") "} \
108 %{!mcpu=niagara2:%{!mcpu=niagara:%{!mcpu=ultrasparc3:%{!mcpu=ultrasparc:%{!mcpu=v9:%{mcpu*:" DEF_ARCH32_SPEC("-xarch=v8") DEF_ARCH64_SPEC(AS_SPARC64_FLAG) "}}}}}} \
109 %{!mcpu*:%(asm_cpu_default)} \
112 #undef CPP_CPU_DEFAULT_SPEC
113 #define CPP_CPU_DEFAULT_SPEC \
114 (DEFAULT_ARCH32_P ? "\
115 %{m64:" CPP_CPU64_DEFAULT_SPEC "} \
116 %{!m64:" CPP_CPU32_DEFAULT_SPEC "} \
118 %{m32:" CPP_CPU32_DEFAULT_SPEC "} \
119 %{!m32:" CPP_CPU64_DEFAULT_SPEC "} \
122 #undef ASM_CPU_DEFAULT_SPEC
123 #define ASM_CPU_DEFAULT_SPEC \
124 (DEFAULT_ARCH32_P ? "\
125 %{m64:" ASM_CPU64_DEFAULT_SPEC "} \
126 %{!m64:" ASM_CPU32_DEFAULT_SPEC "} \
128 %{m32:" ASM_CPU32_DEFAULT_SPEC "} \
129 %{!m32:" ASM_CPU64_DEFAULT_SPEC "} \
132 /* wchar_t is called differently in <wchar.h> for 32 and 64-bit
133 compilations. This is called for by SCD 2.4.1, p. 6-83, Figure 6-65
134 (32-bit) and p. 6P-10, Figure 6.38 (64-bit). */
137 #define WCHAR_TYPE (TARGET_ARCH64 ? "int" : "long int")
139 #undef WCHAR_TYPE_SIZE
140 #define WCHAR_TYPE_SIZE 32
142 /* Same for wint_t. See SCD 2.4.1, p. 6-83, Figure 6-66 (32-bit). There's
143 no corresponding 64-bit definition, but this is what Solaris 8
144 <iso/wchar_iso.h> uses. */
147 #define WINT_TYPE (TARGET_ARCH64 ? "int" : "long int")
149 #undef WINT_TYPE_SIZE
150 #define WINT_TYPE_SIZE 32
152 #undef CPP_ARCH32_SPEC
153 #define CPP_ARCH32_SPEC ""
154 #undef CPP_ARCH64_SPEC
155 #define CPP_ARCH64_SPEC "-D__arch64__ -D__sparcv9"
158 #define CPP_ARCH_SPEC "\
159 %{m32:%(cpp_arch32)} \
160 %{m64:%(cpp_arch64)} \
161 %{!m32:%{!m64:%(cpp_arch_default)}} \
165 #define ASM_ARCH_SPEC ""
167 #undef ASM_ARCH32_SPEC
168 #define ASM_ARCH32_SPEC ""
170 #undef ASM_ARCH64_SPEC
171 #define ASM_ARCH64_SPEC ""
173 #undef ASM_ARCH_DEFAULT_SPEC
174 #define ASM_ARCH_DEFAULT_SPEC ""
176 #undef SUBTARGET_EXTRA_SPECS
177 #define SUBTARGET_EXTRA_SPECS \
178 { "startfile_arch", STARTFILE_ARCH_SPEC }, \
179 { "link_arch32", LINK_ARCH32_SPEC }, \
180 { "link_arch64", LINK_ARCH64_SPEC }, \
181 { "link_arch_default", LINK_ARCH_DEFAULT_SPEC }, \
182 { "link_arch", LINK_ARCH_SPEC },
185 * This should be the same as in sol2.h, except with "/sparcv9"
186 * appended to the paths and /usr/ccs/lib is no longer necessary
188 #define LINK_ARCH64_SPEC_BASE \
189 "%{mcmodel=medlow:-M /usr/lib/ld/sparcv9/map.below4G} \
194 %{!YP,*:%{p|pg:-Y P,%R/usr/ucblib/sparcv9:%R/usr/lib/libp/sparcv9:%R/usr/lib/sparcv9} \
195 %{!p:%{!pg:-Y P,%R/usr/ucblib/sparcv9:%R/usr/lib/sparcv9}}} \
196 -R %R/usr/ucblib/sparcv9} \
198 %{!YP,*:%{p|pg:-Y P,%R/usr/lib/libp/sparcv9:%R/usr/lib/sparcv9} \
199 %{!p:%{!pg:-Y P,%R/usr/lib/sparcv9}}}}"
201 #define LINK_ARCH64_SPEC LINK_ARCH64_SPEC_BASE
203 #undef LINK_ARCH_SPEC
206 #define LINK_ARCH_SPEC "\
207 %{m32:%(link_arch32)} \
208 %{m64:%edoes not support multilib} \
209 %{!m32:%{!m64:%(link_arch_default)}} \
212 #define LINK_ARCH_SPEC "\
213 %{m32:%edoes not support multilib} \
214 %{m64:%(link_arch64)} \
215 %{!m32:%{!m64:%(link_arch_default)}} \
219 #define LINK_ARCH_SPEC "\
220 %{m32:%(link_arch32)} \
221 %{m64:%(link_arch64)} \
222 %{!m32:%{!m64:%(link_arch_default)}} \
226 #define LINK_ARCH_DEFAULT_SPEC \
227 (DEFAULT_ARCH32_P ? LINK_ARCH32_SPEC : LINK_ARCH64_SPEC)
232 %{m64:%{m32:%emay not use both -m32 and -m64}} \
233 %{m64:-mptr64 -mstack-bias -mno-v8plus \
234 %{!mcpu*:-%{!mv8plus:mcpu=v9}}} \
238 %{m32:%{m64:%emay not use both -m32 and -m64}} \
239 %{m32:-mptr32 -mno-stack-bias \
240 %{!mcpu*:%{!mv8plus:-mcpu=v9}}} \
241 %{mv8plus:-m32 -mptr32 -mno-stack-bias \
242 %{!mcpu*:-mcpu=v9}} \
246 /* Support for a compile-time default CPU, et cetera. The rules are:
247 --with-cpu is ignored if -mcpu is specified.
248 --with-tune is ignored if -mtune is specified.
249 --with-float is ignored if -mhard-float, -msoft-float, -mfpu, or -mno-fpu
251 In the SPARC_BI_ARCH compiler we cannot pass %{!mcpu=*:-mcpu=%(VALUE)}
252 here, otherwise say -mcpu=v7 would be passed even when -m64.
253 CC1_SPEC above takes care of this instead. */
254 #undef OPTION_DEFAULT_SPECS
256 #define OPTION_DEFAULT_SPECS \
257 {"cpu", "%{!m64:%{!mcpu=*:-mcpu=%(VALUE)}}" }, \
258 {"tune", "%{!mtune=*:-mtune=%(VALUE)}" }, \
259 {"float", "%{!msoft-float:%{!mhard-float:%{!mfpu:%{!mno-fpu:-m%(VALUE)-float}}}}" }
261 #define OPTION_DEFAULT_SPECS \
262 {"cpu", "%{!m32:%{!mcpu=*:-mcpu=%(VALUE)}}" }, \
263 {"tune", "%{!mtune=*:-mtune=%(VALUE)}" }, \
264 {"float", "%{!msoft-float:%{!mhard-float:%{!mfpu:%{!mno-fpu:-m%(VALUE)-float}}}}" }
268 #define MULTILIB_DEFAULTS { "m32" }
270 #define MULTILIB_DEFAULTS { "m64" }
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