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comparison src/share/vm/c1/c1_LinearScan.cpp @ 6197:d2a62e0f25eb

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6995781: Native Memory Tracking (Phase 1) 7151532: DCmd for hotspot native memory tracking Summary: Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd Reviewed-by: acorn, coleenp, fparain
author zgu
date Thu, 28 Jun 2012 17:03:16 -0400
parents 6759698e3140
children 8a02ca5e5576
comparison
equal deleted inserted replaced
6174:74533f63b116 6197:d2a62e0f25eb
2465 2465
2466 // frequently used constants 2466 // frequently used constants
2467 // Allocate them with new so they are never destroyed (otherwise, a 2467 // Allocate them with new so they are never destroyed (otherwise, a
2468 // forced exit could destroy these objects while they are still in 2468 // forced exit could destroy these objects while they are still in
2469 // use). 2469 // use).
2470 ConstantOopWriteValue* LinearScan::_oop_null_scope_value = new (ResourceObj::C_HEAP) ConstantOopWriteValue(NULL); 2470 ConstantOopWriteValue* LinearScan::_oop_null_scope_value = new (ResourceObj::C_HEAP, mtCompiler) ConstantOopWriteValue(NULL);
2471 ConstantIntValue* LinearScan::_int_m1_scope_value = new (ResourceObj::C_HEAP) ConstantIntValue(-1); 2471 ConstantIntValue* LinearScan::_int_m1_scope_value = new (ResourceObj::C_HEAP, mtCompiler) ConstantIntValue(-1);
2472 ConstantIntValue* LinearScan::_int_0_scope_value = new (ResourceObj::C_HEAP) ConstantIntValue(0); 2472 ConstantIntValue* LinearScan::_int_0_scope_value = new (ResourceObj::C_HEAP, mtCompiler) ConstantIntValue(0);
2473 ConstantIntValue* LinearScan::_int_1_scope_value = new (ResourceObj::C_HEAP) ConstantIntValue(1); 2473 ConstantIntValue* LinearScan::_int_1_scope_value = new (ResourceObj::C_HEAP, mtCompiler) ConstantIntValue(1);
2474 ConstantIntValue* LinearScan::_int_2_scope_value = new (ResourceObj::C_HEAP) ConstantIntValue(2); 2474 ConstantIntValue* LinearScan::_int_2_scope_value = new (ResourceObj::C_HEAP, mtCompiler) ConstantIntValue(2);
2475 LocationValue* _illegal_value = new (ResourceObj::C_HEAP) LocationValue(Location()); 2475 LocationValue* _illegal_value = new (ResourceObj::C_HEAP, mtCompiler) LocationValue(Location());
2476 2476
2477 void LinearScan::init_compute_debug_info() { 2477 void LinearScan::init_compute_debug_info() {
2478 // cache for frequently used scope values 2478 // cache for frequently used scope values
2479 // (cpu registers and stack slots) 2479 // (cpu registers and stack slots)
2480 _scope_value_cache = ScopeValueArray((LinearScan::nof_cpu_regs + frame_map()->argcount() + max_spills()) * 2, NULL); 2480 _scope_value_cache = ScopeValueArray((LinearScan::nof_cpu_regs + frame_map()->argcount() + max_spills()) * 2, NULL);