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8011569: ARM -- avoid native stack walking

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ARM compilers do not emit FramePointer on each native frame by default

Reviewed-by: dholmes, zgu
This commit is contained in:
Joseph Provino 2013-07-16 10:55:48 -04:00
parent 6b2c468c35
commit b5c0da41b9
3 changed files with 10 additions and 9 deletions
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8
hotspot/src/share/vm/utilities/globalDefinitions.hpp
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@ -381,12 +381,12 @@ const uint64_t KlassEncodingMetaspaceMax = (uint64_t(max_juint) + 1) << LogKlass
#endif
/*
* If a platform does not support NMT_detail
* If a platform does not support native stack walking
* the platform specific globalDefinitions (above)
* can set PLATFORM_NMT_DETAIL_SUPPORTED to false
* can set PLATFORM_NATIVE_STACK_WALKING_SUPPORTED to 0
*/
#ifndef PLATFORM_NMT_DETAIL_SUPPORTED
#define PLATFORM_NMT_DETAIL_SUPPORTED true
#ifndef PLATFORM_NATIVE_STACK_WALKING_SUPPORTED
#define PLATFORM_NATIVE_STACK_WALKING_SUPPORTED 1
#endif
// The byte alignment to be used by Arena::Amalloc. See bugid 4169348.