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annotate src/os_cpu/solaris_sparc/vm/atomic_solaris_sparc.inline.hpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children | 85c73c0edb06 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef OS_CPU_SOLARIS_SPARC_VM_ATOMIC_SOLARIS_SPARC_INLINE_HPP |
| 26 #define OS_CPU_SOLARIS_SPARC_VM_ATOMIC_SOLARIS_SPARC_INLINE_HPP | |
| 27 | |
| 28 #include "orderAccess_solaris_sparc.inline.hpp" | |
| 29 #include "runtime/atomic.hpp" | |
| 30 #include "runtime/os.hpp" | |
| 31 #include "vm_version_sparc.hpp" | |
| 32 | |
| 0 | 33 // Implementation of class atomic |
| 34 | |
| 35 inline void Atomic::store (jbyte store_value, jbyte* dest) { *dest = store_value; } | |
| 36 inline void Atomic::store (jshort store_value, jshort* dest) { *dest = store_value; } | |
| 37 inline void Atomic::store (jint store_value, jint* dest) { *dest = store_value; } | |
| 38 inline void Atomic::store (jlong store_value, jlong* dest) { *dest = store_value; } | |
| 39 inline void Atomic::store_ptr(intptr_t store_value, intptr_t* dest) { *dest = store_value; } | |
| 40 inline void Atomic::store_ptr(void* store_value, void* dest) { *(void**)dest = store_value; } | |
| 41 | |
| 42 inline void Atomic::store (jbyte store_value, volatile jbyte* dest) { *dest = store_value; } | |
| 43 inline void Atomic::store (jshort store_value, volatile jshort* dest) { *dest = store_value; } | |
| 44 inline void Atomic::store (jint store_value, volatile jint* dest) { *dest = store_value; } | |
| 45 inline void Atomic::store (jlong store_value, volatile jlong* dest) { *dest = store_value; } | |
| 46 inline void Atomic::store_ptr(intptr_t store_value, volatile intptr_t* dest) { *dest = store_value; } | |
| 47 inline void Atomic::store_ptr(void* store_value, volatile void* dest) { *(void* volatile *)dest = store_value; } | |
| 48 | |
| 49 inline void Atomic::inc (volatile jint* dest) { (void)add (1, dest); } | |
| 50 inline void Atomic::inc_ptr(volatile intptr_t* dest) { (void)add_ptr(1, dest); } | |
| 51 inline void Atomic::inc_ptr(volatile void* dest) { (void)add_ptr(1, dest); } | |
| 52 | |
| 53 inline void Atomic::dec (volatile jint* dest) { (void)add (-1, dest); } | |
| 54 inline void Atomic::dec_ptr(volatile intptr_t* dest) { (void)add_ptr(-1, dest); } | |
| 55 inline void Atomic::dec_ptr(volatile void* dest) { (void)add_ptr(-1, dest); } | |
| 56 | |
| 894 | 57 inline jlong Atomic::load(volatile jlong* src) { return *src; } |
| 58 | |
| 0 | 59 #ifdef _GNU_SOURCE |
| 60 | |
| 61 inline jint Atomic::add (jint add_value, volatile jint* dest) { | |
| 62 intptr_t rv; | |
| 63 __asm__ volatile( | |
| 64 "1: \n\t" | |
| 65 " ld [%2], %%o2\n\t" | |
| 66 " add %1, %%o2, %%o3\n\t" | |
| 67 " cas [%2], %%o2, %%o3\n\t" | |
| 68 " cmp %%o2, %%o3\n\t" | |
| 69 " bne 1b\n\t" | |
| 70 " nop\n\t" | |
| 71 " add %1, %%o2, %0\n\t" | |
| 72 : "=r" (rv) | |
| 73 : "r" (add_value), "r" (dest) | |
| 74 : "memory", "o2", "o3"); | |
| 75 return rv; | |
| 76 } | |
| 77 | |
| 78 inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) { | |
| 79 intptr_t rv; | |
| 80 #ifdef _LP64 | |
| 81 __asm__ volatile( | |
| 82 "1: \n\t" | |
| 83 " ldx [%2], %%o2\n\t" | |
| 84 " add %0, %%o2, %%o3\n\t" | |
| 85 " casx [%2], %%o2, %%o3\n\t" | |
| 86 " cmp %%o2, %%o3\n\t" | |
| 87 " bne %%xcc, 1b\n\t" | |
| 88 " nop\n\t" | |
| 89 " add %0, %%o2, %0\n\t" | |
| 90 : "=r" (rv) | |
| 91 : "r" (add_value), "r" (dest) | |
| 92 : "memory", "o2", "o3"); | |
| 93 #else //_LP64 | |
| 94 __asm__ volatile( | |
| 95 "1: \n\t" | |
| 96 " ld [%2], %%o2\n\t" | |
| 97 " add %1, %%o2, %%o3\n\t" | |
| 98 " cas [%2], %%o2, %%o3\n\t" | |
| 99 " cmp %%o2, %%o3\n\t" | |
| 100 " bne 1b\n\t" | |
| 101 " nop\n\t" | |
| 102 " add %1, %%o2, %0\n\t" | |
| 103 : "=r" (rv) | |
| 104 : "r" (add_value), "r" (dest) | |
| 105 : "memory", "o2", "o3"); | |
| 106 #endif // _LP64 | |
| 107 return rv; | |
| 108 } | |
| 109 | |
| 110 inline void* Atomic::add_ptr(intptr_t add_value, volatile void* dest) { | |
| 111 return (void*)add_ptr((intptr_t)add_value, (volatile intptr_t*)dest); | |
| 112 } | |
| 113 | |
| 114 | |
| 115 inline jint Atomic::xchg (jint exchange_value, volatile jint* dest) { | |
| 116 intptr_t rv = exchange_value; | |
| 117 __asm__ volatile( | |
| 118 " swap [%2],%1\n\t" | |
| 119 : "=r" (rv) | |
| 120 : "0" (exchange_value) /* we use same register as for return value */, "r" (dest) | |
| 121 : "memory"); | |
| 122 return rv; | |
| 123 } | |
| 124 | |
| 125 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) { | |
| 126 intptr_t rv = exchange_value; | |
| 127 #ifdef _LP64 | |
| 128 __asm__ volatile( | |
| 129 "1:\n\t" | |
| 130 " mov %1, %%o3\n\t" | |
| 131 " ldx [%2], %%o2\n\t" | |
| 132 " casx [%2], %%o2, %%o3\n\t" | |
| 133 " cmp %%o2, %%o3\n\t" | |
| 134 " bne %%xcc, 1b\n\t" | |
| 135 " nop\n\t" | |
| 136 " mov %%o2, %0\n\t" | |
| 137 : "=r" (rv) | |
| 138 : "r" (exchange_value), "r" (dest) | |
| 139 : "memory", "o2", "o3"); | |
| 140 #else //_LP64 | |
| 141 __asm__ volatile( | |
| 142 "swap [%2],%1\n\t" | |
| 143 : "=r" (rv) | |
| 144 : "0" (exchange_value) /* we use same register as for return value */, "r" (dest) | |
| 145 : "memory"); | |
| 146 #endif // _LP64 | |
| 147 return rv; | |
| 148 } | |
| 149 | |
| 150 inline void* Atomic::xchg_ptr(void* exchange_value, volatile void* dest) { | |
| 151 return (void*)xchg_ptr((intptr_t)exchange_value, (volatile intptr_t*)dest); | |
| 152 } | |
| 153 | |
| 154 | |
| 155 inline jint Atomic::cmpxchg (jint exchange_value, volatile jint* dest, jint compare_value) { | |
| 156 jint rv; | |
| 157 __asm__ volatile( | |
| 158 " cas [%2], %3, %0" | |
| 159 : "=r" (rv) | |
| 160 : "0" (exchange_value), "r" (dest), "r" (compare_value) | |
| 161 : "memory"); | |
| 162 return rv; | |
| 163 } | |
| 164 | |
| 165 inline jlong Atomic::cmpxchg (jlong exchange_value, volatile jlong* dest, jlong compare_value) { | |
| 166 #ifdef _LP64 | |
| 167 jlong rv; | |
| 168 __asm__ volatile( | |
| 169 " casx [%2], %3, %0" | |
| 170 : "=r" (rv) | |
| 171 : "0" (exchange_value), "r" (dest), "r" (compare_value) | |
| 172 : "memory"); | |
| 173 return rv; | |
| 174 #else //_LP64 | |
| 175 assert(VM_Version::v9_instructions_work(), "cas only supported on v9"); | |
| 176 volatile jlong_accessor evl, cvl, rv; | |
| 177 evl.long_value = exchange_value; | |
| 178 cvl.long_value = compare_value; | |
| 179 | |
| 180 __asm__ volatile( | |
| 181 " sllx %2, 32, %2\n\t" | |
| 182 " srl %3, 0, %3\n\t" | |
| 183 " or %2, %3, %2\n\t" | |
| 184 " sllx %5, 32, %5\n\t" | |
| 185 " srl %6, 0, %6\n\t" | |
| 186 " or %5, %6, %5\n\t" | |
| 187 " casx [%4], %5, %2\n\t" | |
| 188 " srl %2, 0, %1\n\t" | |
| 189 " srlx %2, 32, %0\n\t" | |
| 190 : "=r" (rv.words[0]), "=r" (rv.words[1]) | |
| 191 : "r" (evl.words[0]), "r" (evl.words[1]), "r" (dest), "r" (cvl.words[0]), "r" (cvl.words[1]) | |
| 192 : "memory"); | |
| 193 | |
| 194 return rv.long_value; | |
| 195 #endif //_LP64 | |
| 196 } | |
| 197 | |
| 198 inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value) { | |
| 199 intptr_t rv; | |
| 200 #ifdef _LP64 | |
| 201 __asm__ volatile( | |
| 202 " casx [%2], %3, %0" | |
| 203 : "=r" (rv) | |
| 204 : "0" (exchange_value), "r" (dest), "r" (compare_value) | |
| 205 : "memory"); | |
| 206 #else //_LP64 | |
| 207 __asm__ volatile( | |
| 208 " cas [%2], %3, %0" | |
| 209 : "=r" (rv) | |
| 210 : "0" (exchange_value), "r" (dest), "r" (compare_value) | |
| 211 : "memory"); | |
| 212 #endif // _LP64 | |
| 213 return rv; | |
| 214 } | |
| 215 | |
| 216 inline void* Atomic::cmpxchg_ptr(void* exchange_value, volatile void* dest, void* compare_value) { | |
| 217 return (void*)cmpxchg_ptr((intptr_t)exchange_value, (volatile intptr_t*)dest, (intptr_t)compare_value); | |
| 218 } | |
| 219 | |
| 220 #else // _GNU_SOURCE | |
| 221 | |
| 222 #if defined(COMPILER2) || defined(_LP64) | |
| 223 | |
| 224 // This is the interface to the atomic instructions in solaris_sparc.il. | |
| 225 // It's very messy because we need to support v8 and these instructions | |
| 226 // are illegal there. When sparc v8 is dropped, we can drop out lots of | |
| 227 // this code. Also compiler2 does not support v8 so the conditional code | |
| 228 // omits the instruction set check. | |
| 229 | |
| 230 extern "C" jint _Atomic_swap32(jint exchange_value, volatile jint* dest); | |
| 231 extern "C" intptr_t _Atomic_swap64(intptr_t exchange_value, volatile intptr_t* dest); | |
| 232 | |
| 233 extern "C" jint _Atomic_cas32(jint exchange_value, volatile jint* dest, jint compare_value); | |
| 234 extern "C" intptr_t _Atomic_cas64(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value); | |
| 235 extern "C" jlong _Atomic_casl (jlong exchange_value, volatile jlong* dest, jlong compare_value); | |
| 236 | |
| 237 extern "C" jint _Atomic_add32(jint inc, volatile jint* dest); | |
| 238 extern "C" intptr_t _Atomic_add64(intptr_t add_value, volatile intptr_t* dest); | |
| 239 | |
| 240 | |
| 241 inline jint Atomic::add (jint add_value, volatile jint* dest) { | |
| 242 return _Atomic_add32(add_value, dest); | |
| 243 } | |
| 244 | |
| 245 inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) { | |
| 246 #ifdef _LP64 | |
| 247 return _Atomic_add64(add_value, dest); | |
| 248 #else //_LP64 | |
| 249 return _Atomic_add32(add_value, dest); | |
| 250 #endif // _LP64 | |
| 251 } | |
| 252 | |
| 253 inline void* Atomic::add_ptr(intptr_t add_value, volatile void* dest) { | |
| 254 return (void*)add_ptr((intptr_t)add_value, (volatile intptr_t*)dest); | |
| 255 } | |
| 256 | |
| 257 | |
| 258 inline jint Atomic::xchg (jint exchange_value, volatile jint* dest) { | |
| 259 return _Atomic_swap32(exchange_value, dest); | |
| 260 } | |
| 261 | |
| 262 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) { | |
| 263 #ifdef _LP64 | |
| 264 return _Atomic_swap64(exchange_value, dest); | |
| 265 #else // _LP64 | |
| 266 return _Atomic_swap32(exchange_value, dest); | |
| 267 #endif // _LP64 | |
| 268 } | |
| 269 | |
| 270 inline void* Atomic::xchg_ptr(void* exchange_value, volatile void* dest) { | |
| 271 return (void*)xchg_ptr((intptr_t)exchange_value, (volatile intptr_t*)dest); | |
| 272 } | |
| 273 | |
| 274 | |
| 275 inline jint Atomic::cmpxchg (jint exchange_value, volatile jint* dest, jint compare_value) { | |
| 276 return _Atomic_cas32(exchange_value, dest, compare_value); | |
| 277 } | |
| 278 | |
| 279 inline jlong Atomic::cmpxchg (jlong exchange_value, volatile jlong* dest, jlong compare_value) { | |
| 280 #ifdef _LP64 | |
| 281 // Return 64 bit value in %o0 | |
| 282 return _Atomic_cas64((intptr_t)exchange_value, (intptr_t *)dest, (intptr_t)compare_value); | |
| 283 #else // _LP64 | |
| 284 assert (VM_Version::v9_instructions_work(), "only supported on v9"); | |
| 285 // Return 64 bit value in %o0,%o1 by hand | |
| 286 return _Atomic_casl(exchange_value, dest, compare_value); | |
| 287 #endif // _LP64 | |
| 288 } | |
| 289 | |
| 290 inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value) { | |
| 291 #ifdef _LP64 | |
| 292 return _Atomic_cas64(exchange_value, dest, compare_value); | |
| 293 #else // _LP64 | |
| 294 return _Atomic_cas32(exchange_value, dest, compare_value); | |
| 295 #endif // _LP64 | |
| 296 } | |
| 297 | |
| 298 inline void* Atomic::cmpxchg_ptr(void* exchange_value, volatile void* dest, void* compare_value) { | |
| 299 return (void*)cmpxchg_ptr((intptr_t)exchange_value, (volatile intptr_t*)dest, (intptr_t)compare_value); | |
| 300 } | |
| 301 | |
| 302 | |
| 303 #else // _LP64 || COMPILER2 | |
| 304 | |
| 305 | |
| 306 // 32-bit compiler1 only | |
| 307 | |
| 308 inline jint Atomic::add (jint add_value, volatile jint* dest) { | |
| 309 return (*os::atomic_add_func)(add_value, dest); | |
| 310 } | |
| 311 | |
| 312 inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) { | |
| 313 return (intptr_t)add((jint)add_value, (volatile jint*)dest); | |
| 314 } | |
| 315 | |
| 316 inline void* Atomic::add_ptr(intptr_t add_value, volatile void* dest) { | |
| 317 return (void*)add((jint)add_value, (volatile jint*)dest); | |
| 318 } | |
| 319 | |
| 320 | |
| 321 inline jint Atomic::xchg (jint exchange_value, volatile jint* dest) { | |
| 322 return (*os::atomic_xchg_func)(exchange_value, dest); | |
| 323 } | |
| 324 | |
| 325 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) { | |
| 326 return (intptr_t)xchg((jint)exchange_value, (volatile jint*)dest); | |
| 327 } | |
| 328 | |
| 329 inline void* Atomic::xchg_ptr(void* exchange_value, volatile void* dest) { | |
| 330 return (void*)xchg((jint)exchange_value, (volatile jint*)dest); | |
| 331 } | |
| 332 | |
| 333 | |
| 334 inline jint Atomic::cmpxchg (jint exchange_value, volatile jint* dest, jint compare_value) { | |
| 335 return (*os::atomic_cmpxchg_func)(exchange_value, dest, compare_value); | |
| 336 } | |
| 337 | |
| 338 inline jlong Atomic::cmpxchg (jlong exchange_value, volatile jlong* dest, jlong compare_value) { | |
| 339 return (*os::atomic_cmpxchg_long_func)(exchange_value, dest, compare_value); | |
| 340 } | |
| 341 | |
| 342 inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value) { | |
| 343 return (intptr_t)cmpxchg((jint)exchange_value, (volatile jint*)dest, (jint)compare_value); | |
| 344 } | |
| 345 | |
| 346 inline void* Atomic::cmpxchg_ptr(void* exchange_value, volatile void* dest, void* compare_value) { | |
| 347 return (void*)cmpxchg((jint)exchange_value, (volatile jint*)dest, (jint)compare_value); | |
| 348 } | |
| 349 | |
| 350 #endif // _LP64 || COMPILER2 | |
| 351 | |
| 352 #endif // _GNU_SOURCE | |
| 1972 | 353 |
| 354 #endif // OS_CPU_SOLARIS_SPARC_VM_ATOMIC_SOLARIS_SPARC_INLINE_HPP |