62 lines
2.2 KiB
PHP
62 lines
2.2 KiB
PHP
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#ifndef LLVM_PROFILEDATA_MEMPROFDATA_INC
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#define LLVM_PROFILEDATA_MEMPROFDATA_INC
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/*===-- MemProfData.inc - MemProf profiling runtime structures -*- C++ -*-=== *\
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|*
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|* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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|* See https://llvm.org/LICENSE.txt for license information.
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|* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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|*
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\*===----------------------------------------------------------------------===*/
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/*
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* This is the main file that defines all the data structure, signature,
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* constant literals that are shared across profiling runtime library,
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* and host tools (reader/writer).
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*
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* This file has two identical copies. The primary copy lives in LLVM and
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* the other one sits in compiler-rt/include/profile directory. To make changes
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* in this file, first modify the primary copy and copy it over to compiler-rt.
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* Testing of any change in this file can start only after the two copies are
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* synced up.
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*
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\*===----------------------------------------------------------------------===*/
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#ifdef _MSC_VER
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#define PACKED(__decl__) __pragma(pack(push,1)) __decl__ __pragma(pack(pop))
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#else
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#define PACKED(__decl__) __decl__ __attribute__((__packed__))
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#endif
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// A 64-bit magic number to uniquely identify the raw binary memprof profile file.
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#define MEMPROF_RAW_MAGIC_64 \
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((uint64_t)255 << 56 | (uint64_t)'m' << 48 | (uint64_t)'p' << 40 | (uint64_t)'r' << 32 | \
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(uint64_t)'o' << 24 | (uint64_t)'f' << 16 | (uint64_t)'r' << 8 | (uint64_t)129)
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// The version number of the raw binary format.
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#define MEMPROF_RAW_VERSION 1ULL
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namespace llvm {
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namespace memprof {
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// A struct describing the header used for the raw binary memprof profile format.
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PACKED(struct Header {
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uint64_t Magic;
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uint64_t Version;
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uint64_t TotalSize;
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uint64_t SegmentOffset;
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uint64_t MIBOffset;
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uint64_t StackOffset;
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});
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// A struct describing the information necessary to describe a /proc/maps
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// segment entry for a particular binary/library identified by its build id.
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PACKED(struct SegmentEntry {
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uint64_t Start;
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uint64_t End;
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uint64_t Offset;
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uint8_t BuildId[32];
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});
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} // namespace memprof
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} // namespace llvm
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#endif
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