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comparison src/share/vm/opto/parse.hpp @ 1157:c3b315a0d58a

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6912063: inlining parameters need to be adjusted for some uses of the JVM Summary: Put all inline-related switches into product mode, to allow tuning by dynamic language implementors. Reviewed-by: twisti, kvn
author jrose
date Fri, 08 Jan 2010 13:58:49 -0800
parents 148e5441d916
children b2b6a9bf6238
comparison
equal deleted inserted replaced
1155:4e6abf09f540 1157:c3b315a0d58a
37 uint _count_inline_bcs; // Accumulated count of inlined bytecodes 37 uint _count_inline_bcs; // Accumulated count of inlined bytecodes
38 // Call-site count / interpreter invocation count, scaled recursively. 38 // Call-site count / interpreter invocation count, scaled recursively.
39 // Always between 0.0 and 1.0. Represents the percentage of the method's 39 // Always between 0.0 and 1.0. Represents the percentage of the method's
40 // total execution time used at this call site. 40 // total execution time used at this call site.
41 const float _site_invoke_ratio; 41 const float _site_invoke_ratio;
42 const int _site_depth_adjust;
42 float compute_callee_frequency( int caller_bci ) const; 43 float compute_callee_frequency( int caller_bci ) const;
43 44
44 GrowableArray<InlineTree*> _subtrees; 45 GrowableArray<InlineTree*> _subtrees;
45 friend class Compile; 46 friend class Compile;
46 47
48 InlineTree(Compile* C, 49 InlineTree(Compile* C,
49 const InlineTree* caller_tree, 50 const InlineTree* caller_tree,
50 ciMethod* callee_method, 51 ciMethod* callee_method,
51 JVMState* caller_jvms, 52 JVMState* caller_jvms,
52 int caller_bci, 53 int caller_bci,
53 float site_invoke_ratio); 54 float site_invoke_ratio,
55 int site_depth_adjust);
54 InlineTree *build_inline_tree_for_callee(ciMethod* callee_method, 56 InlineTree *build_inline_tree_for_callee(ciMethod* callee_method,
55 JVMState* caller_jvms, 57 JVMState* caller_jvms,
56 int caller_bci); 58 int caller_bci);
57 const char* try_to_inline(ciMethod* callee_method, ciMethod* caller_method, int caller_bci, ciCallProfile& profile, WarmCallInfo* wci_result); 59 const char* try_to_inline(ciMethod* callee_method, ciMethod* caller_method, int caller_bci, ciCallProfile& profile, WarmCallInfo* wci_result);
58 const char* shouldInline(ciMethod* callee_method, ciMethod* caller_method, int caller_bci, ciCallProfile& profile, WarmCallInfo* wci_result) const; 60 const char* shouldInline(ciMethod* callee_method, ciMethod* caller_method, int caller_bci, ciCallProfile& profile, WarmCallInfo* wci_result) const;
59 const char* shouldNotInline(ciMethod* callee_method, ciMethod* caller_method, WarmCallInfo* wci_result) const; 61 const char* shouldNotInline(ciMethod* callee_method, ciMethod* caller_method, WarmCallInfo* wci_result) const;
60 void print_inlining(ciMethod *callee_method, int caller_bci, const char *failure_msg) const PRODUCT_RETURN; 62 void print_inlining(ciMethod *callee_method, int caller_bci, const char *failure_msg) const PRODUCT_RETURN;
61 63
62 InlineTree *caller_tree() const { return _caller_tree; } 64 InlineTree *caller_tree() const { return _caller_tree; }
63 InlineTree* callee_at(int bci, ciMethod* m) const; 65 InlineTree* callee_at(int bci, ciMethod* m) const;
64 int inline_depth() const { return _caller_jvms ? _caller_jvms->depth() : 0; } 66 int inline_depth() const { return stack_depth() + _site_depth_adjust; }
67 int stack_depth() const { return _caller_jvms ? _caller_jvms->depth() : 0; }
65 68
66 public: 69 public:
67 static InlineTree* build_inline_tree_root(); 70 static InlineTree* build_inline_tree_root();
68 static InlineTree* find_subtree_from_root(InlineTree* root, JVMState* jvms, ciMethod* callee, bool create_if_not_found = false); 71 static InlineTree* find_subtree_from_root(InlineTree* root, JVMState* jvms, ciMethod* callee, bool create_if_not_found = false);
69 72
70 // For temporary (stack-allocated, stateless) ilts: 73 // For temporary (stack-allocated, stateless) ilts:
71 InlineTree(Compile* c, ciMethod* callee_method, JVMState* caller_jvms, float site_invoke_ratio); 74 InlineTree(Compile* c, ciMethod* callee_method, JVMState* caller_jvms, float site_invoke_ratio, int site_depth_adjust);
72 75
73 // InlineTree enum 76 // InlineTree enum
74 enum InlineStyle { 77 enum InlineStyle {
75 Inline_do_not_inline = 0, // 78 Inline_do_not_inline = 0, //
76 Inline_cha_is_monomorphic = 1, // 79 Inline_cha_is_monomorphic = 1, //