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comparison src/share/vm/utilities/globalDefinitions.hpp @ 13086:096c224171c4

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Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/
author Doug Simon <doug.simon@oracle.com>
date Wed, 20 Nov 2013 00:10:38 +0100
parents 36b1f3224948 610be0309a79
children 800057208a2c
comparison
equal deleted inserted replaced
12782:92b7ec34ddfa 13086:096c224171c4
324 //---------------------------------------------------------------------------------------------------- 324 //----------------------------------------------------------------------------------------------------
325 // JVM spec restrictions 325 // JVM spec restrictions
326 326
327 const int max_method_code_size = 64*K - 1; // JVM spec, 2nd ed. section 4.8.1 (p.134) 327 const int max_method_code_size = 64*K - 1; // JVM spec, 2nd ed. section 4.8.1 (p.134)
328 328
329 // Default ProtectionDomainCacheSize values
330
331 const int defaultProtectionDomainCacheSize = NOT_LP64(137) LP64_ONLY(2017);
329 332
330 //---------------------------------------------------------------------------------------------------- 333 //----------------------------------------------------------------------------------------------------
331 // Default and minimum StringTableSize values 334 // Default and minimum StringTableSize values
332 335
333 const int defaultStringTableSize = NOT_LP64(1009) LP64_ONLY(60013); 336 const int defaultStringTableSize = NOT_LP64(1009) LP64_ONLY(60013);
334 const int minimumStringTableSize=1009; 337 const int minimumStringTableSize = 1009;
338
339 const int defaultSymbolTableSize = 20011;
340 const int minimumSymbolTableSize = 1009;
335 341
336 342
337 //---------------------------------------------------------------------------------------------------- 343 //----------------------------------------------------------------------------------------------------
338 // HotSwap - for JVMTI aka Class File Replacement and PopFrame 344 // HotSwap - for JVMTI aka Class File Replacement and PopFrame
339 // 345 //
359 const int KlassAlignmentInBytes = 1 << LogKlassAlignmentInBytes; 365 const int KlassAlignmentInBytes = 1 << LogKlassAlignmentInBytes;
360 const int KlassAlignment = KlassAlignmentInBytes / HeapWordSize; 366 const int KlassAlignment = KlassAlignmentInBytes / HeapWordSize;
361 367
362 // Klass encoding metaspace max size 368 // Klass encoding metaspace max size
363 const uint64_t KlassEncodingMetaspaceMax = (uint64_t(max_juint) + 1) << LogKlassAlignmentInBytes; 369 const uint64_t KlassEncodingMetaspaceMax = (uint64_t(max_juint) + 1) << LogKlassAlignmentInBytes;
364
365 const jlong CompressedKlassPointersBase = NOT_LP64(0) LP64_ONLY(CONST64(0x800000000)); // 32*G
366 370
367 // Machine dependent stuff 371 // Machine dependent stuff
368 372
369 #ifdef TARGET_ARCH_x86 373 #ifdef TARGET_ARCH_x86
370 # include "globalDefinitions_x86.hpp" 374 # include "globalDefinitions_x86.hpp"
448 return align_size_up(offset, HeapWordsPerLong); 452 return align_size_up(offset, HeapWordsPerLong);
449 } 453 }
450 454
451 inline void* align_pointer_up(const void* addr, size_t size) { 455 inline void* align_pointer_up(const void* addr, size_t size) {
452 return (void*) align_size_up_((uintptr_t)addr, size); 456 return (void*) align_size_up_((uintptr_t)addr, size);
457 }
458
459 // Align down with a lower bound. If the aligning results in 0, return 'alignment'.
460
461 inline size_t align_size_down_bounded(size_t size, size_t alignment) {
462 size_t aligned_size = align_size_down_(size, alignment);
463 return aligned_size > 0 ? aligned_size : alignment;
453 } 464 }
454 465
455 // Clamp an address to be within a specific page 466 // Clamp an address to be within a specific page
456 // 1. If addr is on the page it is returned as is 467 // 1. If addr is on the page it is returned as is
457 // 2. If addr is above the page_address the start of the *next* page will be returned 468 // 2. If addr is above the page_address the start of the *next* page will be returned