Mercurial > hg > truffle

comparison src/share/vm/graal/graalCodeInstaller.cpp @ 9003:a8fea2979e63

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
eager infopoint mode (fka debug mode)
author Michael Haupt <michael.haupt@oracle.com>
date Thu, 11 Apr 2013 09:53:10 +0200
parents ec06c7e67698
children 9f3a77848ea2
comparison
equal deleted inserted replaced
8901:8ddaac81cb21 9003:a8fea2979e63
414 jint pc_offset = CompilationResult_Site::pcOffset(site); 414 jint pc_offset = CompilationResult_Site::pcOffset(site);
415 415
416 if (site->is_a(CompilationResult_Call::klass())) { 416 if (site->is_a(CompilationResult_Call::klass())) {
417 TRACE_graal_4("call at %i", pc_offset); 417 TRACE_graal_4("call at %i", pc_offset);
418 site_Call(buffer, pc_offset, site); 418 site_Call(buffer, pc_offset, site);
419 } else if (site->is_a(CompilationResult_Safepoint::klass())) { 419 } else if (site->is_a(CompilationResult_Infopoint::klass())) {
420 TRACE_graal_4("safepoint at %i", pc_offset); 420 // three reasons for infopoints denote actual safepoints
421 site_Safepoint(buffer, pc_offset, site); 421 oop reason = CompilationResult_Infopoint::reason(site);
422 if (InfopointReason::SAFEPOINT() == reason || InfopointReason::CALL() == reason || InfopointReason::IMPLICIT_EXCEPTION() == reason) {
423 TRACE_graal_4("safepoint at %i", pc_offset);
424 site_Safepoint(buffer, pc_offset, site);
425 } else {
426 // if the infopoint is not an actual safepoint, it must have one of the other reasons
427 // (safeguard against new safepoint types that require handling above)
428 assert(InfopointReason::METHOD_START() == reason || InfopointReason::METHOD_END() == reason || InfopointReason::LINE_NUMBER() == reason, "");
429 }
422 } else if (site->is_a(CompilationResult_DataPatch::klass())) { 430 } else if (site->is_a(CompilationResult_DataPatch::klass())) {
423 TRACE_graal_4("datapatch at %i", pc_offset); 431 TRACE_graal_4("datapatch at %i", pc_offset);
424 site_DataPatch(buffer, pc_offset, site); 432 site_DataPatch(buffer, pc_offset, site);
425 } else if (site->is_a(CompilationResult_Mark::klass())) { 433 } else if (site->is_a(CompilationResult_Mark::klass())) {
426 TRACE_graal_4("mark at %i", pc_offset); 434 TRACE_graal_4("mark at %i", pc_offset);
576 584
577 _debug_recorder->describe_scope(pc_offset, method, NULL, bci, reexecute, throw_exception, false, false, locals_token, expressions_token, monitors_token); 585 _debug_recorder->describe_scope(pc_offset, method, NULL, bci, reexecute, throw_exception, false, false, locals_token, expressions_token, monitors_token);
578 } 586 }
579 587
580 void CodeInstaller::site_Safepoint(CodeBuffer& buffer, jint pc_offset, oop site) { 588 void CodeInstaller::site_Safepoint(CodeBuffer& buffer, jint pc_offset, oop site) {
581 oop debug_info = CompilationResult_Safepoint::debugInfo(site); 589 oop debug_info = CompilationResult_Infopoint::debugInfo(site);
582 assert(debug_info != NULL, "debug info expected"); 590 assert(debug_info != NULL, "debug info expected");
583 591
584 // address instruction = _instructions->start() + pc_offset; 592 // address instruction = _instructions->start() + pc_offset;
585 // jint next_pc_offset = Assembler::locate_next_instruction(instruction) - _instructions->start(); 593 // jint next_pc_offset = Assembler::locate_next_instruction(instruction) - _instructions->start();
586 _debug_recorder->add_safepoint(pc_offset, create_oop_map(_total_frame_size, _parameter_count, debug_info)); 594 _debug_recorder->add_safepoint(pc_offset, create_oop_map(_total_frame_size, _parameter_count, debug_info));