Mercurial > hg > truffle
diff src/share/vm/opto/compile.hpp @ 17980:0bf37f737702
8032410: compiler/uncommontrap/TestStackBangRbp.java times out on Solaris-Sparc V9
Summary: make compiled code bang the stack by the worst case size of the interpreter frame at deoptimization points.
Reviewed-by: twisti, kvn
author | roland |
---|---|
date | Tue, 01 Apr 2014 09:36:49 +0200 |
parents | 78bbf4d43a14 |
children | dda2ae6f9557 |
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--- a/src/share/vm/opto/compile.hpp Mon Jun 09 15:42:31 2014 -0700 +++ b/src/share/vm/opto/compile.hpp Tue Apr 01 09:36:49 2014 +0200 @@ -487,6 +487,7 @@ RegMask _FIRST_STACK_mask; // All stack slots usable for spills (depends on frame layout) Arena* _indexSet_arena; // control IndexSet allocation within PhaseChaitin void* _indexSet_free_block_list; // free list of IndexSet bit blocks + int _interpreter_frame_size; uint _node_bundling_limit; Bundle* _node_bundling_base; // Information for instruction bundling @@ -946,6 +947,7 @@ PhaseRegAlloc* regalloc() { return _regalloc; } int frame_slots() const { return _frame_slots; } int frame_size_in_words() const; // frame_slots in units of the polymorphic 'words' + int frame_size_in_bytes() const { return _frame_slots << LogBytesPerInt; } RegMask& FIRST_STACK_mask() { return _FIRST_STACK_mask; } Arena* indexSet_arena() { return _indexSet_arena; } void* indexSet_free_block_list() { return _indexSet_free_block_list; } @@ -957,6 +959,13 @@ bool need_stack_bang(int frame_size_in_bytes) const; bool need_register_stack_bang() const; + void update_interpreter_frame_size(int size) { + if (_interpreter_frame_size < size) { + _interpreter_frame_size = size; + } + } + int bang_size_in_bytes() const; + void set_matcher(Matcher* m) { _matcher = m; } //void set_regalloc(PhaseRegAlloc* ra) { _regalloc = ra; } void set_indexSet_arena(Arena* a) { _indexSet_arena = a; }