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comparison src/cpu/zero/vm/stack_zero.inline.hpp @ 22852:c6affd32651a

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8064815: Zero+PPC64: Stack overflow when running Maven Reviewed-by: kvn, simonis Contributed-by: sgehwolf@redhat.com
author simonis
date Tue, 18 Nov 2014 19:17:16 +0100
parents f95d63e2154a
children
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22851:ddce0b7cee93 22852:c6affd32651a
46 46
47 // This method returns the amount of ABI stack available for us 47 // This method returns the amount of ABI stack available for us
48 // to use under normal circumstances. Note that the returned 48 // to use under normal circumstances. Note that the returned
49 // value can be negative. 49 // value can be negative.
50 inline int ZeroStack::abi_stack_available(Thread *thread) const { 50 inline int ZeroStack::abi_stack_available(Thread *thread) const {
51 int stack_used = thread->stack_base() - (address) &stack_used; 51 guarantee(Thread::current() == thread, "should run in the same thread");
52 int stack_used = thread->stack_base() - (address) &stack_used
53 + (StackYellowPages+StackRedPages+StackShadowPages) * os::vm_page_size();
52 int stack_free = thread->stack_size() - stack_used; 54 int stack_free = thread->stack_size() - stack_used;
53 return stack_free - shadow_pages_size(); 55 return stack_free;
54 } 56 }
55 57
56 #endif // CPU_ZERO_VM_STACK_ZERO_INLINE_HPP 58 #endif // CPU_ZERO_VM_STACK_ZERO_INLINE_HPP