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| author | 2020-08-03 15:06:44 +0000 | |
|---|---|---|
| committer | 2020-08-03 15:06:44 +0000 | |
| commit | b64793999546ed8adebaeebd9d8345d18db8927d (patch) | |
| tree | 4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/tools/llvm-readobj/ObjDumper.cpp | |
| parent | Add support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff) | |
| download | wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip | |
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/tools/llvm-readobj/ObjDumper.cpp')
| -rw-r--r-- | gnu/llvm/tools/llvm-readobj/ObjDumper.cpp | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/gnu/llvm/tools/llvm-readobj/ObjDumper.cpp b/gnu/llvm/tools/llvm-readobj/ObjDumper.cpp deleted file mode 100644 index a725140c9d3..00000000000 --- a/gnu/llvm/tools/llvm-readobj/ObjDumper.cpp +++ /dev/null @@ -1,148 +0,0 @@ -//===-- ObjDumper.cpp - Base dumper class -----------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -/// -/// \file -/// This file implements ObjDumper. -/// -//===----------------------------------------------------------------------===// - -#include "ObjDumper.h" -#include "Error.h" -#include "llvm-readobj.h" -#include "llvm/Object/ObjectFile.h" -#include "llvm/Support/Error.h" -#include "llvm/Support/ScopedPrinter.h" -#include "llvm/Support/raw_ostream.h" - -namespace llvm { - -ObjDumper::ObjDumper(ScopedPrinter &Writer) : W(Writer) {} - -ObjDumper::~ObjDumper() { -} - -static void printAsPrintable(raw_ostream &W, const uint8_t *Start, size_t Len) { - for (size_t i = 0; i < Len; i++) - W << (isPrint(Start[i]) ? static_cast<char>(Start[i]) : '.'); -} - -static Expected<object::SectionRef> -getSecNameOrIndexAsSecRef(const object::ObjectFile *Obj, StringRef SecName) { - char *StrPtr; - long SectionIndex = strtol(SecName.data(), &StrPtr, 10); - object::SectionRef Section; - long SecIndex; - if (Obj->isELF()) - SecIndex = 0; - else - SecIndex = 1; - for (object::SectionRef SecRef : Obj->sections()) { - if (*StrPtr) { - StringRef SectionName; - - if (std::error_code E = SecRef.getName(SectionName)) - return errorCodeToError(E); - - if (SectionName == SecName) - return SecRef; - } else if (SecIndex == SectionIndex) - return SecRef; - - SecIndex++; - } - return make_error<StringError>("invalid section reference", - object::object_error::parse_failed); -} - -void ObjDumper::printSectionAsString(const object::ObjectFile *Obj, - StringRef SecName) { - Expected<object::SectionRef> SectionRefOrError = - getSecNameOrIndexAsSecRef(Obj, SecName); - if (!SectionRefOrError) - error(std::move(SectionRefOrError)); - object::SectionRef Section = *SectionRefOrError; - StringRef SectionName; - - if (std::error_code E = Section.getName(SectionName)) - error(E); - W.startLine() << "String dump of section '" << SectionName << "':\n"; - - StringRef SectionContent; - Section.getContents(SectionContent); - - const uint8_t *SecContent = SectionContent.bytes_begin(); - const uint8_t *CurrentWord = SecContent; - const uint8_t *SecEnd = SectionContent.bytes_end(); - - while (CurrentWord <= SecEnd) { - size_t WordSize = strnlen(reinterpret_cast<const char *>(CurrentWord), - SecEnd - CurrentWord); - if (!WordSize) { - CurrentWord++; - continue; - } - W.startLine() << format("[%6tx] ", CurrentWord - SecContent); - printAsPrintable(W.startLine(), CurrentWord, WordSize); - W.startLine() << '\n'; - CurrentWord += WordSize + 1; - } -} - -void ObjDumper::printSectionAsHex(const object::ObjectFile *Obj, - StringRef SecName) { - Expected<object::SectionRef> SectionRefOrError = - getSecNameOrIndexAsSecRef(Obj, SecName); - if (!SectionRefOrError) - error(std::move(SectionRefOrError)); - object::SectionRef Section = *SectionRefOrError; - StringRef SectionName; - - if (std::error_code E = Section.getName(SectionName)) - error(E); - W.startLine() << "Hex dump of section '" << SectionName << "':\n"; - - StringRef SectionContent; - Section.getContents(SectionContent); - const uint8_t *SecContent = SectionContent.bytes_begin(); - const uint8_t *SecEnd = SecContent + SectionContent.size(); - - for (const uint8_t *SecPtr = SecContent; SecPtr < SecEnd; SecPtr += 16) { - const uint8_t *TmpSecPtr = SecPtr; - uint8_t i; - uint8_t k; - - W.startLine() << format_hex(SecPtr - SecContent, 10); - W.startLine() << ' '; - for (i = 0; TmpSecPtr < SecEnd && i < 4; ++i) { - for (k = 0; TmpSecPtr < SecEnd && k < 4; k++, TmpSecPtr++) { - uint8_t Val = *(reinterpret_cast<const uint8_t *>(TmpSecPtr)); - W.startLine() << format_hex_no_prefix(Val, 2); - } - W.startLine() << ' '; - } - - // We need to print the correct amount of spaces to match the format. - // We are adding the (4 - i) last rows that are 8 characters each. - // Then, the (4 - i) spaces that are in between the rows. - // Least, if we cut in a middle of a row, we add the remaining characters, - // which is (8 - (k * 2)) - if (i < 4) - W.startLine() << format("%*c", (4 - i) * 8 + (4 - i) + (8 - (k * 2)), - ' '); - - TmpSecPtr = SecPtr; - for (i = 0; TmpSecPtr + i < SecEnd && i < 16; ++i) - W.startLine() << (isPrint(TmpSecPtr[i]) ? static_cast<char>(TmpSecPtr[i]) - : '.'); - - W.startLine() << '\n'; - } -} - -} // namespace llvm |
