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src/os/solaris/dtrace/generateJvmOffsets.cpp@e9ff18c4ace7 (annotated)

src/os/solaris/dtrace/generateJvmOffsets.cpp

Wed, 02 Jun 2010 22:45:42 -0700

author

jrose

date

Wed, 02 Jun 2010 22:45:42 -0700

changeset 1934

e9ff18c4ace7

parent 1907

c18cbe5936b8

parent 1918

1a5913bf5e19

child 2103

3e8fbc61cee8

permissions

-rw-r--r--

Merge

duke@435	1	/*
jrose@1934	2	* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
duke@435	25	/*
duke@435	26	* This is to provide sanity check in jhelper.d which compares SCCS
duke@435	27	* versions of generateJvmOffsets.cpp used to create and extract
duke@435	28	* contents of __JvmOffsets[] table.
duke@435	29	* The __JvmOffsets[] table is located in generated JvmOffsets.cpp.
duke@435	30	*
duke@435	31	* GENOFFS_SCCS_VER 34
duke@435	32	*/
duke@435	33
duke@435	34	#include "generateJvmOffsets.h"
duke@435	35
duke@435	36	/* A workaround for private and protected fields */
duke@435	37	#define private public
duke@435	38	#define protected public
duke@435	39
duke@435	40	#include <proc_service.h>
duke@435	41	#include "incls/_precompiled.incl"
duke@435	42	#include "incls/_vmStructs.cpp.incl"
duke@435	43
duke@435	44	#ifdef COMPILER1
duke@435	45	#if defined(DEBUG) || defined(FASTDEBUG)
duke@435	46
duke@435	47	/*
duke@435	48	* To avoid the most part of potential link errors
duke@435	49	* we link this program with -z nodefs .
duke@435	50	*
duke@435	51	* But for 'debug1' and 'fastdebug1' we still have to provide
duke@435	52	* a particular workaround for the following symbols bellow.
duke@435	53	* It will be good to find out a generic way in the future.
duke@435	54	*/
duke@435	55
duke@435	56	#pragma weak tty
duke@435	57	#pragma weak CMSExpAvgFactor
duke@435	58
duke@435	59	#if defined(i386) || defined(__i386) || defined(__amd64)
duke@435	60	#pragma weak noreg
duke@435	61	#endif /* i386 */
duke@435	62
duke@435	63	LIR_Opr LIR_OprFact::illegalOpr = (LIR_Opr) 0;
duke@435	64
duke@435	65	address StubRoutines::_call_stub_return_address = NULL;
duke@435	66
duke@435	67	StubQueue* AbstractInterpreter::_code = NULL;
duke@435	68
duke@435	69	#endif /* defined(DEBUG) || defined(FASTDEBUG) */
duke@435	70	#endif /* COMPILER1 */
duke@435	71
duke@435	72	#define GEN_OFFS(Type,Name) \
duke@435	73	switch(gen_variant) { \
duke@435	74	case GEN_OFFSET: \
duke@435	75	printf("#define OFFSET_%-33s %d\n", \
duke@435	76	#Type #Name, offset_of(Type, Name)); \
duke@435	77	break; \
duke@435	78	case GEN_INDEX: \
duke@435	79	printf("#define IDX_OFFSET_%-33s %d\n", \
duke@435	80	#Type #Name, index++); \
duke@435	81	break; \
duke@435	82	case GEN_TABLE: \
duke@435	83	printf("\tOFFSET_%s,\n", #Type #Name); \
duke@435	84	break; \
duke@435	85	}
duke@435	86
duke@435	87	#define GEN_SIZE(Type) \
duke@435	88	switch(gen_variant) { \
duke@435	89	case GEN_OFFSET: \
duke@435	90	printf("#define SIZE_%-35s %d\n", \
duke@435	91	#Type, sizeof(Type)); \
duke@435	92	break; \
duke@435	93	case GEN_INDEX: \
duke@435	94	printf("#define IDX_SIZE_%-35s %d\n", \
duke@435	95	#Type, index++); \
duke@435	96	break; \
duke@435	97	case GEN_TABLE: \
duke@435	98	printf("\tSIZE_%s,\n", #Type); \
duke@435	99	break; \
duke@435	100	}
duke@435	101
duke@435	102	#define GEN_VALUE(String,Value) \
duke@435	103	switch(gen_variant) { \
duke@435	104	case GEN_OFFSET: \
duke@435	105	printf("#define %-40s %d\n", #String, Value); \
duke@435	106	break; \
duke@435	107	case GEN_INDEX: \
duke@435	108	printf("#define IDX_%-40s %d\n", #String, index++); \
duke@435	109	break; \
duke@435	110	case GEN_TABLE: \
duke@435	111	printf("\t" #String ",\n"); \
duke@435	112	break; \
duke@435	113	}
duke@435	114
duke@435	115	void gen_prologue(GEN_variant gen_variant) {
duke@435	116	const char *suffix;
duke@435	117
duke@435	118	switch(gen_variant) {
duke@435	119	case GEN_OFFSET: suffix = ".h"; break;
duke@435	120	case GEN_INDEX: suffix = "Index.h"; break;
duke@435	121	case GEN_TABLE: suffix = ".cpp"; break;
duke@435	122	}
duke@435	123
duke@435	124	printf("/*\n");
duke@435	125	printf(" * JvmOffsets%s !!!DO NOT EDIT!!! \n", suffix);
duke@435	126	printf(" * The generateJvmOffsets program generates this file!\n");
duke@435	127	printf(" */\n\n");
duke@435	128	switch(gen_variant) {
duke@435	129
duke@435	130	case GEN_OFFSET:
duke@435	131	case GEN_INDEX:
duke@435	132	break;
duke@435	133
duke@435	134	case GEN_TABLE:
duke@435	135	printf("#include \"JvmOffsets.h\"\n");
duke@435	136	printf("\n");
duke@435	137	printf("int __JvmOffsets[] = {\n");
duke@435	138	break;
duke@435	139	}
duke@435	140	}
duke@435	141
duke@435	142	void gen_epilogue(GEN_variant gen_variant) {
duke@435	143	if (gen_variant != GEN_TABLE) {
duke@435	144	return;
duke@435	145	}
duke@435	146	printf("};\n\n");
duke@435	147	return;
duke@435	148	}
duke@435	149
duke@435	150	int generateJvmOffsets(GEN_variant gen_variant) {
duke@435	151	int index = 0; /* It is used to generate JvmOffsetsIndex.h */
duke@435	152	int pointer_size = sizeof(void *);
duke@435	153	int data_model = (pointer_size == 4) ? PR_MODEL_ILP32 : PR_MODEL_LP64;
duke@435	154
duke@435	155	gen_prologue(gen_variant);
duke@435	156
duke@435	157	GEN_VALUE(DATA_MODEL, data_model);
duke@435	158	GEN_VALUE(POINTER_SIZE, pointer_size);
duke@435	159	#if defined(TIERED)
duke@435	160	GEN_VALUE(COMPILER, 3);
duke@435	161	#elif COMPILER1
duke@435	162	GEN_VALUE(COMPILER, 1);
duke@435	163	#elif COMPILER2
duke@435	164	GEN_VALUE(COMPILER, 2);
duke@435	165	#else
duke@435	166	GEN_VALUE(COMPILER, 0);
duke@435	167	#endif // COMPILER1 && COMPILER2
duke@435	168	printf("\n");
duke@435	169
duke@435	170	GEN_OFFS(CollectedHeap, _reserved);
duke@435	171	GEN_OFFS(MemRegion, _start);
duke@435	172	GEN_OFFS(MemRegion, _word_size);
duke@435	173	GEN_SIZE(HeapWord);
duke@435	174	printf("\n");
duke@435	175
duke@435	176	GEN_OFFS(VMStructEntry, typeName);
duke@435	177	GEN_OFFS(VMStructEntry, fieldName);
duke@435	178	GEN_OFFS(VMStructEntry, address);
duke@435	179	GEN_SIZE(VMStructEntry);
duke@435	180	printf("\n");
duke@435	181
duke@435	182	GEN_VALUE(MAX_METHOD_CODE_SIZE, max_method_code_size);
duke@435	183	#if defined(sparc) || defined(__sparc)
duke@435	184	GEN_VALUE(OFFSET_interpreter_frame_method, 2 * pointer_size); /* L2 in saved window */
duke@435	185	GEN_VALUE(OFFSET_interpreter_frame_sender_sp, 13 * pointer_size); /* I5 in saved window */
duke@435	186	// Fake value for consistency. It is not going to be used.
duke@435	187	GEN_VALUE(OFFSET_interpreter_frame_bcx_offset, 0xFFFF);
duke@435	188	#elif defined(i386) || defined(__i386) || defined(__amd64)
duke@435	189	GEN_VALUE(OFFSET_interpreter_frame_sender_sp, -1 * pointer_size);
duke@435	190	GEN_VALUE(OFFSET_interpreter_frame_method, -3 * pointer_size);
duke@435	191	GEN_VALUE(OFFSET_interpreter_frame_bcx_offset, -7 * pointer_size);
duke@435	192	#endif
duke@435	193
duke@435	194	GEN_OFFS(Klass, _name);
duke@435	195	GEN_OFFS(constantPoolOopDesc, _pool_holder);
duke@435	196	printf("\n");
duke@435	197
duke@435	198	GEN_VALUE(OFFSET_HeapBlockHeader_used, offset_of(HeapBlock::Header, _used));
coleenp@548	199	GEN_OFFS(oopDesc, _metadata);
duke@435	200	printf("\n");
duke@435	201
duke@435	202	GEN_VALUE(AccessFlags_NATIVE, JVM_ACC_NATIVE);
duke@435	203	GEN_VALUE(constMethodOopDesc_has_linenumber_table, constMethodOopDesc::_has_linenumber_table);
duke@435	204	GEN_OFFS(AccessFlags, _flags);
duke@435	205	GEN_OFFS(symbolOopDesc, _length);
duke@435	206	GEN_OFFS(symbolOopDesc, _body);
duke@435	207	printf("\n");
duke@435	208
duke@435	209	GEN_OFFS(methodOopDesc, _constMethod);
duke@435	210	GEN_OFFS(methodOopDesc, _constants);
duke@435	211	GEN_OFFS(methodOopDesc, _access_flags);
duke@435	212	printf("\n");
duke@435	213
duke@435	214	GEN_OFFS(constMethodOopDesc, _flags);
duke@435	215	GEN_OFFS(constMethodOopDesc, _code_size);
duke@435	216	GEN_OFFS(constMethodOopDesc, _name_index);
duke@435	217	GEN_OFFS(constMethodOopDesc, _signature_index);
duke@435	218	printf("\n");
duke@435	219
duke@435	220	GEN_OFFS(CodeHeap, _memory);
duke@435	221	GEN_OFFS(CodeHeap, _segmap);
duke@435	222	GEN_OFFS(CodeHeap, _log2_segment_size);
duke@435	223	printf("\n");
duke@435	224
duke@435	225	GEN_OFFS(VirtualSpace, _low_boundary);
duke@435	226	GEN_OFFS(VirtualSpace, _high_boundary);
duke@435	227	GEN_OFFS(VirtualSpace, _low);
duke@435	228	GEN_OFFS(VirtualSpace, _high);
duke@435	229	printf("\n");
duke@435	230
duke@435	231	GEN_OFFS(CodeBlob, _name);
duke@435	232	GEN_OFFS(CodeBlob, _header_size);
duke@435	233	GEN_OFFS(CodeBlob, _instructions_offset);
duke@435	234	GEN_OFFS(CodeBlob, _data_offset);
duke@435	235	GEN_OFFS(CodeBlob, _frame_size);
duke@435	236	printf("\n");
duke@435	237
duke@435	238	GEN_OFFS(nmethod, _method);
twisti@1918	239	GEN_OFFS(nmethod, _oops_offset);
duke@435	240	GEN_OFFS(nmethod, _scopes_data_offset);
duke@435	241	GEN_OFFS(nmethod, _scopes_pcs_offset);
duke@435	242	GEN_OFFS(nmethod, _handler_table_offset);
duke@435	243	GEN_OFFS(nmethod, _deoptimize_offset);
duke@435	244	GEN_OFFS(nmethod, _orig_pc_offset);
duke@435	245
duke@435	246	GEN_OFFS(PcDesc, _pc_offset);
duke@435	247	GEN_OFFS(PcDesc, _scope_decode_offset);
duke@435	248
duke@435	249	printf("\n");
duke@435	250
kvn@1077	251	GEN_OFFS(NarrowOopStruct, _base);
kvn@1077	252	GEN_OFFS(NarrowOopStruct, _shift);
kvn@1077	253	printf("\n");
kvn@1077	254
duke@435	255	GEN_VALUE(SIZE_HeapBlockHeader, sizeof(HeapBlock::Header));
duke@435	256	GEN_SIZE(oopDesc);
duke@435	257	GEN_SIZE(constantPoolOopDesc);
duke@435	258	printf("\n");
duke@435	259
duke@435	260	GEN_SIZE(PcDesc);
duke@435	261	GEN_SIZE(methodOopDesc);
duke@435	262	GEN_SIZE(constMethodOopDesc);
duke@435	263	GEN_SIZE(nmethod);
duke@435	264	GEN_SIZE(CodeBlob);
duke@435	265	GEN_SIZE(BufferBlob);
duke@435	266	GEN_SIZE(SingletonBlob);
duke@435	267	GEN_SIZE(RuntimeStub);
duke@435	268	GEN_SIZE(SafepointBlob);
duke@435	269
duke@435	270	gen_epilogue(gen_variant);
duke@435	271	printf("\n");
duke@435	272
duke@435	273	fflush(stdout);
duke@435	274	return 0;
duke@435	275	}