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8005071: Incremental inlining for JSR 292

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Post parse inlining driven by number of live nodes.

Reviewed-by: twisti, kvn, jrose
This commit is contained in:
Roland Westrelin 2012-12-23 17:08:22 +01:00
parent 52a0bed8f5
commit 73d6d417be
17 changed files with 581 additions and 86 deletions
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14
hotspot/src/share/vm/opto/callGenerator.hpp
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@ -68,6 +68,12 @@ class CallGenerator : public ResourceObj {
// is_late_inline: supports conversion of call into an inline
virtual bool is_late_inline() const { return false; }
// same but for method handle calls
virtual bool is_mh_late_inline() const { return false; }
// for method handle calls: have we tried inlinining the call already?
virtual bool already_attempted() const { ShouldNotReachHere(); return false; }
// Replace the call with an inline version of the code
virtual void do_late_inline() { ShouldNotReachHere(); }
@ -112,11 +118,13 @@ class CallGenerator : public ResourceObj {
static CallGenerator* for_virtual_call(ciMethod* m, int vtable_index); // virtual, interface
static CallGenerator* for_dynamic_call(ciMethod* m); // invokedynamic
static CallGenerator* for_method_handle_call( JVMState* jvms, ciMethod* caller, ciMethod* callee);
static CallGenerator* for_method_handle_inline(JVMState* jvms, ciMethod* caller, ciMethod* callee);
static CallGenerator* for_method_handle_call( JVMState* jvms, ciMethod* caller, ciMethod* callee, bool delayed_forbidden);
static CallGenerator* for_method_handle_inline(JVMState* jvms, ciMethod* caller, ciMethod* callee, bool& input_not_const);
// How to generate a replace a direct call with an inline version
static CallGenerator* for_late_inline(ciMethod* m, CallGenerator* inline_cg);
static CallGenerator* for_mh_late_inline(ciMethod* caller, ciMethod* callee, bool input_not_const);
static CallGenerator* for_string_late_inline(ciMethod* m, CallGenerator* inline_cg);
// How to make a call but defer the decision whether to inline or not.
static CallGenerator* for_warm_call(WarmCallInfo* ci,
@ -147,6 +155,8 @@ class CallGenerator : public ResourceObj {
CallGenerator* cg);
virtual Node* generate_predicate(JVMState* jvms) { return NULL; };
virtual void print_inlining_late(const char* msg) { ShouldNotReachHere(); }
static void print_inlining(Compile* C, ciMethod* callee, int inline_level, int bci, const char* msg) {
if (PrintInlining)
C->print_inlining(callee, inline_level, bci, msg);