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comparison src/share/vm/utilities/globalDefinitions.hpp @ 17812:a7d4d4655766

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Merge
author kvn
date Wed, 26 Mar 2014 18:21:05 -0700
parents 62c54fcc0a35
children 7384f6a12fc1
comparison
equal deleted inserted replaced
17789:6b207d038106 17812:a7d4d4655766
36 # include "utilities/globalDefinitions_visCPP.hpp" 36 # include "utilities/globalDefinitions_visCPP.hpp"
37 #endif 37 #endif
38 #ifdef TARGET_COMPILER_sparcWorks 38 #ifdef TARGET_COMPILER_sparcWorks
39 # include "utilities/globalDefinitions_sparcWorks.hpp" 39 # include "utilities/globalDefinitions_sparcWorks.hpp"
40 #endif 40 #endif
41 #ifdef TARGET_COMPILER_xlc
42 # include "utilities/globalDefinitions_xlc.hpp"
43 #endif
41 44
42 #include "utilities/macros.hpp" 45 #include "utilities/macros.hpp"
43 46
44 // This file holds all globally used constants & types, class (forward) 47 // This file holds all globally used constants & types, class (forward)
45 // declarations and a few frequently used utility functions. 48 // declarations and a few frequently used utility functions.
406 * the platform specific globalDefinitions (above) 409 * the platform specific globalDefinitions (above)
407 * can set PLATFORM_NATIVE_STACK_WALKING_SUPPORTED to 0 410 * can set PLATFORM_NATIVE_STACK_WALKING_SUPPORTED to 0
408 */ 411 */
409 #ifndef PLATFORM_NATIVE_STACK_WALKING_SUPPORTED 412 #ifndef PLATFORM_NATIVE_STACK_WALKING_SUPPORTED
410 #define PLATFORM_NATIVE_STACK_WALKING_SUPPORTED 1 413 #define PLATFORM_NATIVE_STACK_WALKING_SUPPORTED 1
414 #endif
415
416 // To assure the IRIW property on processors that are not multiple copy
417 // atomic, sync instructions must be issued between volatile reads to
418 // assure their ordering, instead of after volatile stores.
419 // (See "A Tutorial Introduction to the ARM and POWER Relaxed Memory Models"
420 // by Luc Maranget, Susmit Sarkar and Peter Sewell, INRIA/Cambridge)
421 #ifdef CPU_NOT_MULTIPLE_COPY_ATOMIC
422 const bool support_IRIW_for_not_multiple_copy_atomic_cpu = true;
423 #else
424 const bool support_IRIW_for_not_multiple_copy_atomic_cpu = false;
411 #endif 425 #endif
412 426
413 // The byte alignment to be used by Arena::Amalloc. See bugid 4169348. 427 // The byte alignment to be used by Arena::Amalloc. See bugid 4169348.
414 // Note: this value must be a power of 2 428 // Note: this value must be a power of 2
415 429