jdk-sandbox: hotspot/src/share/vm/gc/g1/heapRegionType.cpp@75aa3e39d02c (annotated)

26696 623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	1	/*
46630 75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	2	* Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved.
26696 623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	4	*
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	5	* This code is free software; you can redistribute it and/or modify it
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	6	* under the terms of the GNU General Public License version 2 only, as
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	7	* published by the Free Software Foundation.
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	8	*
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	9	* This code is distributed in the hope that it will be useful, but WITHOUT
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	12	* version 2 for more details (a copy is included in the LICENSE file that
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	13	* accompanied this code).
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	14	*
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	15	* You should have received a copy of the GNU General Public License version
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	16	* 2 along with this work; if not, write to the Free Software Foundation,
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	18	*
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	20	* or visit www.oracle.com if you need additional information or have any
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	21	* questions.
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	22	*
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	23	*/
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	24
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	25	#include "precompiled.hpp"
36098 e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	26	#include "gc/g1/g1HeapRegionTraceType.hpp"
30764 fec48bf5a827 8079792: GC directory structure cleanup pliden parents: 26846 diff changeset	27	#include "gc/g1/heapRegionType.hpp"
26696 623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	28
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	29	bool HeapRegionType::is_valid(Tag tag) {
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	30	switch (tag) {
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	31	case FreeTag:
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	32	case EdenTag:
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	33	case SurvTag:
26846 7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	34	case StartsHumongousTag:
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	35	case ContinuesHumongousTag:
26696 623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	36	case OldTag:
31346 a70d45c06136 8042668: GC Support for shared heap ranges in CDS jiangli parents: 30764 diff changeset	37	case ArchiveTag:
26696 623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	38	return true;
46630 75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	39	default:
75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	40	return false;
26696 623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	41	}
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	42	}
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	43
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	44	const char* HeapRegionType::get_str() const {
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	45	hrt_assert_is_valid(_tag);
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	46	switch (_tag) {
26846 7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	47	case FreeTag: return "FREE";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	48	case EdenTag: return "EDEN";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	49	case SurvTag: return "SURV";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	50	case StartsHumongousTag: return "HUMS";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	51	case ContinuesHumongousTag: return "HUMC";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	52	case OldTag: return "OLD";
31346 a70d45c06136 8042668: GC Support for shared heap ranges in CDS jiangli parents: 30764 diff changeset	53	case ArchiveTag: return "ARC";
46630 75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	54	default:
75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	55	ShouldNotReachHere();
75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	56	return NULL; // keep some compilers happy
26696 623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	57	}
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	58	}
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	59
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	60	const char* HeapRegionType::get_short_str() const {
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	61	hrt_assert_is_valid(_tag);
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	62	switch (_tag) {
26846 7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	63	case FreeTag: return "F";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	64	case EdenTag: return "E";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	65	case SurvTag: return "S";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	66	case StartsHumongousTag: return "HS";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	67	case ContinuesHumongousTag: return "HC";
7d4376f8560e 8058495: G1: normalize names for isHumongous() and friends tonyp parents: 26696 diff changeset	68	case OldTag: return "O";
31346 a70d45c06136 8042668: GC Support for shared heap ranges in CDS jiangli parents: 30764 diff changeset	69	case ArchiveTag: return "A";
46630 75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	70	default:
75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	71	ShouldNotReachHere();
75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	72	return NULL; // keep some compilers happy
26696 623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	73	}
623a25e6c686 8057768: Make heap region region type in G1 HeapRegion explicit tonyp parents: diff changeset	74	}
36098 e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	75
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	76	G1HeapRegionTraceType::Type HeapRegionType::get_trace_type() {
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	77	hrt_assert_is_valid(_tag);
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	78	switch (_tag) {
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	79	case FreeTag: return G1HeapRegionTraceType::Free;
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	80	case EdenTag: return G1HeapRegionTraceType::Eden;
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	81	case SurvTag: return G1HeapRegionTraceType::Survivor;
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	82	case StartsHumongousTag: return G1HeapRegionTraceType::StartsHumongous;
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	83	case ContinuesHumongousTag: return G1HeapRegionTraceType::ContinuesHumongous;
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	84	case OldTag: return G1HeapRegionTraceType::Old;
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	85	case ArchiveTag: return G1HeapRegionTraceType::Archive;
46630 75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	86	default:
75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	87	ShouldNotReachHere();
75aa3e39d02c 8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8 jwilhelm parents: 36098 diff changeset	88	return G1HeapRegionTraceType::Free; // keep some compilers happy
36098 e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	89	}
e056a98ac7ca 8149650: Create a trace event for G1 heap region type transitions david parents: 31346 diff changeset	90	}

author	jwilhelm
	Thu, 06 Jul 2017 01:50:26 +0200
changeset 46630	75aa3e39d02c
parent 36098	e056a98ac7ca
child 46810	7dad333205cd
permissions	-rw-r--r--