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43b3bb454d
This reverts r367776 (git commit d34099926e909390cb0254bebb4b7f5cf15467c7). My changes to llvm-objdump tests caused them to fail on windows: http://lab.llvm.org:8011/builders/llvm-clang-lld-x86_64-scei-ps4-windows10pro-fast/builds/27368 llvm-svn: 367816
76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
//===- xray-fc-account.cpp: XRay Function Call Accounting Tool ------------===//
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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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// Implementation of the helper tools dealing with XRay-generated function ids.
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//
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//===----------------------------------------------------------------------===//
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#include "func-id-helper.h"
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#include "llvm/Support/Path.h"
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#include <sstream>
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using namespace llvm;
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using namespace xray;
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std::string FuncIdConversionHelper::SymbolOrNumber(int32_t FuncId) const {
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auto CacheIt = CachedNames.find(FuncId);
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if (CacheIt != CachedNames.end())
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return CacheIt->second;
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std::ostringstream F;
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auto It = FunctionAddresses.find(FuncId);
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if (It == FunctionAddresses.end()) {
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F << "#" << FuncId;
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return F.str();
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}
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object::SectionedAddress ModuleAddress;
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ModuleAddress.Address = It->second;
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// TODO: set proper section index here.
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// object::SectionedAddress::UndefSection works for only absolute addresses.
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ModuleAddress.SectionIndex = object::SectionedAddress::UndefSection;
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if (auto ResOrErr = Symbolizer.symbolizeCode(BinaryInstrMap, ModuleAddress)) {
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auto &DI = *ResOrErr;
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if (DI.FunctionName == "<invalid>")
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F << "@(" << std::hex << It->second << ")";
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else
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F << DI.FunctionName;
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} else
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handleAllErrors(ResOrErr.takeError(), [&](const ErrorInfoBase &) {
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F << "@(" << std::hex << It->second << ")";
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});
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auto S = F.str();
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CachedNames[FuncId] = S;
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return S;
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}
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std::string FuncIdConversionHelper::FileLineAndColumn(int32_t FuncId) const {
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auto It = FunctionAddresses.find(FuncId);
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if (It == FunctionAddresses.end())
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return "(unknown)";
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std::ostringstream F;
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object::SectionedAddress ModuleAddress;
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ModuleAddress.Address = It->second;
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// TODO: set proper section index here.
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// object::SectionedAddress::UndefSection works for only absolute addresses.
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ModuleAddress.SectionIndex = object::SectionedAddress::UndefSection;
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auto ResOrErr = Symbolizer.symbolizeCode(BinaryInstrMap, ModuleAddress);
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if (!ResOrErr) {
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consumeError(ResOrErr.takeError());
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return "(unknown)";
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}
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auto &DI = *ResOrErr;
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F << sys::path::filename(DI.FileName).str() << ":" << DI.Line << ":"
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<< DI.Column;
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return F.str();
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}
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