92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/*
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* Copyright (c) 2025, 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#ifndef SVM_NATIVE_JITDUMPRECORDS_H
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#define SVM_NATIVE_JITDUMPRECORDS_H
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#ifdef __linux__
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// This header specifies the jitdump entries described in the Jitdump specification (see https://github.com/torvalds/linux/blob/46a51f4f5edade43ba66b3c151f0e25ec8b69cb6/tools/perf/Documentation/jitdump-specification.txt)
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// The implementation of the Jitdump provider generating these entries is located in com.oracle.svm.core.posix.debug.jitdump.JitdumpProvider.
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#include <stdint.h>
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typedef enum
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{
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JIT_CODE_LOAD = 0,
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JIT_CODE_MOVE = 1,
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JIT_CODE_DEBUG_INFO = 2,
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JIT_CODE_CLOSE = 3,
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JIT_CODE_UNWINDING_INFO = 4
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} record_type;
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struct file_header
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{
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uint32_t magic;
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uint32_t version;
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uint32_t total_size;
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uint32_t elf_mach;
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uint32_t pad1;
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uint32_t pid;
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uint64_t timestamp;
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uint64_t flags;
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};
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struct record_header
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{
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uint32_t id;
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uint32_t total_size;
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uint64_t timestamp;
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};
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struct code_load_record
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{
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struct record_header header;
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uint32_t pid;
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uint32_t tid;
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uint64_t vma;
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uint64_t code_addr;
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uint64_t code_size;
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uint64_t code_index;
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};
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struct debug_entry
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{
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uint64_t code_addr;
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uint32_t line;
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uint32_t discrim;
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};
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struct debug_info_record
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{
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struct record_header header;
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uint64_t code_addr;
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uint64_t nr_entry;
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};
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#endif /* __linux__ */
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#endif
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