317 }
318 }
319 }
320
321 return false;
322 }
323
324 bool InlineTree::is_not_reached(ciMethod* callee_method, ciMethod* caller_method, int caller_bci, ciCallProfile& profile) {
325 if (!UseInterpreter) {
326 return false; // -Xcomp
327 }
328 if (profile.count() > 0) {
329 return false; // reachable according to profile
330 }
331 if (!callee_method->was_executed_more_than(0)) {
332 return true; // callee was never executed
333 }
334 if (caller_method->is_not_reached(caller_bci)) {
335 return true; // call site not resolved
336 }
337 if (profile.count() == -1) {
338 return false; // immature profile; optimistically treat as reached
339 }
340 assert(profile.count() == 0, "sanity");
341
342 // Profile info is scarce.
343 // Try to guess: check if the call site belongs to a start block.
344 // Call sites in a start block should be reachable if no exception is thrown earlier.
345 ciMethodBlocks* caller_blocks = caller_method->get_method_blocks();
346 bool is_start_block = caller_blocks->block_containing(caller_bci)->start_bci() == 0;
347 if (is_start_block) {
348 return false; // treat the call reached as part of start block
349 }
350 return true; // give up and treat the call site as not reached
351 }
352
353 //-----------------------------try_to_inline-----------------------------------
354 // return true if ok
355 // Relocated from "InliningClosure::try_to_inline"
356 bool InlineTree::try_to_inline(ciMethod* callee_method, ciMethod* caller_method,
357 int caller_bci, JVMState* jvms, ciCallProfile& profile,
358 WarmCallInfo* wci_result, bool& should_delay) {
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317 }
318 }
319 }
320
321 return false;
322 }
323
324 bool InlineTree::is_not_reached(ciMethod* callee_method, ciMethod* caller_method, int caller_bci, ciCallProfile& profile) {
325 if (!UseInterpreter) {
326 return false; // -Xcomp
327 }
328 if (profile.count() > 0) {
329 return false; // reachable according to profile
330 }
331 if (!callee_method->was_executed_more_than(0)) {
332 return true; // callee was never executed
333 }
334 if (caller_method->is_not_reached(caller_bci)) {
335 return true; // call site not resolved
336 }
337 if (profile.count() <= -1) {
338 return false; // immature or overflowed profile; optimistically treat as reached
339 }
340 assert(profile.count() == 0, "sanity");
341
342 // Profile info is scarce.
343 // Try to guess: check if the call site belongs to a start block.
344 // Call sites in a start block should be reachable if no exception is thrown earlier.
345 ciMethodBlocks* caller_blocks = caller_method->get_method_blocks();
346 bool is_start_block = caller_blocks->block_containing(caller_bci)->start_bci() == 0;
347 if (is_start_block) {
348 return false; // treat the call reached as part of start block
349 }
350 return true; // give up and treat the call site as not reached
351 }
352
353 //-----------------------------try_to_inline-----------------------------------
354 // return true if ok
355 // Relocated from "InliningClosure::try_to_inline"
356 bool InlineTree::try_to_inline(ciMethod* callee_method, ciMethod* caller_method,
357 int caller_bci, JVMState* jvms, ciCallProfile& profile,
358 WarmCallInfo* wci_result, bool& should_delay) {
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