8330275: Crash in XMark::follow_array
Reviewed-by: stefank, stuefe
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230fac80f2
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42b1d858d1
src/hotspot/cpu/aarch64/gc
@ -142,9 +142,11 @@
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// * 63-48 Fixed (16-bits, always zero)
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//
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// Default value if probing is not implemented for a certain platform: 128TB
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static const size_t DEFAULT_MAX_ADDRESS_BIT = 47;
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// Minimum value returned, if probing fails: 64GB
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// Default value if probing is not implemented for a certain platform
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// Max address bit is restricted by implicit assumptions in the code, for instance
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// the bit layout of XForwardingEntry or Partial array entry (see XMarkStackEntry) in mark stack
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static const size_t DEFAULT_MAX_ADDRESS_BIT = 46;
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// Minimum value returned, if probing fails
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static const size_t MINIMUM_MAX_ADDRESS_BIT = 36;
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static size_t probe_valid_max_address_bit() {
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@ -36,9 +36,11 @@
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#include <sys/mman.h>
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#endif // LINUX
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// Default value if probing is not implemented for a certain platform: 128TB
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static const size_t DEFAULT_MAX_ADDRESS_BIT = 47;
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// Minimum value returned, if probing fails: 64GB
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// Default value if probing is not implemented for a certain platform
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// Max address bit is restricted by implicit assumptions in the code, for instance
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// the bit layout of XForwardingEntry or Partial array entry (see XMarkStackEntry) in mark stack
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static const size_t DEFAULT_MAX_ADDRESS_BIT = 46;
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// Minimum value returned, if probing fail
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static const size_t MINIMUM_MAX_ADDRESS_BIT = 36;
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static size_t probe_valid_max_address_bit() {
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