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Added #ifdef HAVE_CONFIG_H #include <config.h> #endif to the beginning of all source files that didn't have it. This ensures that configuration options are respected in all source files. In particular, it ensures that the defines needed to fix Large File System issues are set before including system headers. More generally, it ensures consistency between the source files, and avoids the possibility of ODR violations between source files that were including config.h and source files that were not. Process: Ran find . \( -name third_party -prune \) -o \( -name '.git*' -prune \) -o \( \( -name '*.cc' -o -name '*.c' \) -exec sed -i '0,/^#include/ s/^#include/#ifdef HAVE_CONFIG_H\n#include <config.h> \/\/ Must come first\n#endif\n\n#include/' {} + \) and then manually fixed up src/common/linux/guid_creator.cc, src/tools/solaris/dump_syms/testdata/dump_syms_regtest.cc, src/tools/windows/dump_syms/testdata/dump_syms_regtest.cc, src/common/stabs_reader.h, and src/common/linux/breakpad_getcontext.h. BUG=google-breakpad:877 Fixed: google-breakpad:877 TEST=./configure && make && make check TEST=Did the find/sed in ChromeOS's copy, ensured emerge-hana google-breakpad worked and had fewer LFS violations. TEST=Did the find/sed in Chrome's copy, ensured compiling hana, windows, linux, and eve still worked (since Chrome doesn't used config.h) Change-Id: I16cededbba0ea0c28e919b13243e35300999e799 Reviewed-on: https://chromium-review.googlesource.com/c/breakpad/breakpad/+/4289676 Reviewed-by: Mike Frysinger <vapier@chromium.org>
310 lines
11 KiB
C++
310 lines
11 KiB
C++
// Copyright 2010 Google LLC
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google LLC nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Original author: Jim Blandy <jimb@mozilla.com> <jimb@red-bean.com>
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// dwarf_cfi_to_module_unittest.cc: Tests for google_breakpad::DwarfCFIToModule.
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#ifdef HAVE_CONFIG_H
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#include <config.h> // Must come first
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#endif
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#include <string>
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#include <vector>
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#include "breakpad_googletest_includes.h"
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#include "common/dwarf_cfi_to_module.h"
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#include "common/using_std_string.h"
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using std::vector;
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using google_breakpad::Module;
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using google_breakpad::DwarfCFIToModule;
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using testing::ContainerEq;
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using testing::Test;
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using testing::_;
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struct MockCFIReporter: public DwarfCFIToModule::Reporter {
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MockCFIReporter(const string& file, const string& section)
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: Reporter(file, section) { }
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MOCK_METHOD2(UnnamedRegister, void(size_t offset, int reg));
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MOCK_METHOD2(UndefinedNotSupported, void(size_t offset, const string& reg));
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MOCK_METHOD2(ExpressionsNotSupported, void(size_t offset, const string& reg));
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};
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struct DwarfCFIToModuleFixture {
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DwarfCFIToModuleFixture()
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: module("module name", "module os", "module arch", "module id"),
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reporter("reporter file", "reporter section"),
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handler(&module, register_names, &reporter) {
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register_names.push_back("reg0");
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register_names.push_back("reg1");
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register_names.push_back("reg2");
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register_names.push_back("reg3");
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register_names.push_back("reg4");
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register_names.push_back("reg5");
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register_names.push_back("reg6");
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register_names.push_back("reg7");
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register_names.push_back("sp");
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register_names.push_back("pc");
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register_names.push_back("");
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EXPECT_CALL(reporter, UnnamedRegister(_, _)).Times(0);
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EXPECT_CALL(reporter, UndefinedNotSupported(_, _)).Times(0);
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EXPECT_CALL(reporter, ExpressionsNotSupported(_, _)).Times(0);
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}
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Module module;
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vector<string> register_names;
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MockCFIReporter reporter;
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DwarfCFIToModule handler;
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vector<Module::StackFrameEntry*> entries;
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};
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class Entry: public DwarfCFIToModuleFixture, public Test { };
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TEST_F(Entry, Accept) {
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ASSERT_TRUE(handler.Entry(0x3b8961b8, 0xa21069698096fc98ULL,
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0xb440ce248169c8d6ULL, 3, "", 0xea93c106));
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ASSERT_TRUE(handler.End());
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module.GetStackFrameEntries(&entries);
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EXPECT_EQ(1U, entries.size());
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EXPECT_EQ(0xa21069698096fc98ULL, entries[0]->address);
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EXPECT_EQ(0xb440ce248169c8d6ULL, entries[0]->size);
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EXPECT_EQ(0U, entries[0]->initial_rules.size());
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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TEST_F(Entry, AcceptOldVersion) {
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ASSERT_TRUE(handler.Entry(0xeb60e0fc, 0x75b8806bb09eab78ULL,
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0xc771f44958d40bbcULL, 1, "", 0x093c945e));
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ASSERT_TRUE(handler.End());
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module.GetStackFrameEntries(&entries);
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EXPECT_EQ(1U, entries.size());
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EXPECT_EQ(0x75b8806bb09eab78ULL, entries[0]->address);
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EXPECT_EQ(0xc771f44958d40bbcULL, entries[0]->size);
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EXPECT_EQ(0U, entries[0]->initial_rules.size());
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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struct RuleFixture: public DwarfCFIToModuleFixture {
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RuleFixture() : DwarfCFIToModuleFixture() {
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entry_address = 0x89327ebf86b47492ULL;
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entry_size = 0x2f8cd573072fe02aULL;
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return_reg = 0x7886a346;
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}
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void StartEntry() {
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ASSERT_TRUE(handler.Entry(0x4445c05c, entry_address, entry_size,
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3, "", return_reg));
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}
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void CheckEntry() {
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module.GetStackFrameEntries(&entries);
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EXPECT_EQ(1U, entries.size());
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EXPECT_EQ(entry_address, entries[0]->address);
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EXPECT_EQ(entry_size, entries[0]->size);
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}
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uint64_t entry_address, entry_size;
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unsigned return_reg;
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};
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class Rule: public RuleFixture, public Test { };
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TEST_F(Rule, UndefinedRule) {
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EXPECT_CALL(reporter, UndefinedNotSupported(_, "reg7"));
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StartEntry();
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ASSERT_TRUE(handler.UndefinedRule(entry_address, 7));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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EXPECT_EQ(0U, entries[0]->initial_rules.size());
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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TEST_F(Rule, RegisterWithEmptyName) {
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EXPECT_CALL(reporter, UnnamedRegister(_, 10));
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EXPECT_CALL(reporter, UndefinedNotSupported(_, "unnamed_register10"));
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StartEntry();
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ASSERT_TRUE(handler.UndefinedRule(entry_address, 10));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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EXPECT_EQ(0U, entries[0]->initial_rules.size());
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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TEST_F(Rule, SameValueRule) {
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StartEntry();
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ASSERT_TRUE(handler.SameValueRule(entry_address, 6));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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Module::RuleMap expected_initial;
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expected_initial["reg6"] = "reg6";
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EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial));
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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TEST_F(Rule, OffsetRule) {
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StartEntry();
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ASSERT_TRUE(handler.OffsetRule(entry_address + 1, return_reg,
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DwarfCFIToModule::kCFARegister,
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16927065));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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EXPECT_EQ(0U, entries[0]->initial_rules.size());
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Module::RuleChangeMap expected_changes;
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expected_changes[entry_address + 1][".ra"] = ".cfa 16927065 + ^";
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EXPECT_THAT(entries[0]->rule_changes, ContainerEq(expected_changes));
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}
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TEST_F(Rule, OffsetRuleNegative) {
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StartEntry();
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ASSERT_TRUE(handler.OffsetRule(entry_address + 1,
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DwarfCFIToModule::kCFARegister, 4, -34530721));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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EXPECT_EQ(0U, entries[0]->initial_rules.size());
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Module::RuleChangeMap expected_changes;
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expected_changes[entry_address + 1][".cfa"] = "reg4 -34530721 + ^";
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EXPECT_THAT(entries[0]->rule_changes, ContainerEq(expected_changes));
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}
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TEST_F(Rule, ValOffsetRule) {
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// Use an unnamed register number, to exercise that branch of RegisterName.
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EXPECT_CALL(reporter, UnnamedRegister(_, 11));
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StartEntry();
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ASSERT_TRUE(handler.ValOffsetRule(entry_address + 0x5ab7,
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DwarfCFIToModule::kCFARegister,
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11, 61812979));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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EXPECT_EQ(0U, entries[0]->initial_rules.size());
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Module::RuleChangeMap expected_changes;
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expected_changes[entry_address + 0x5ab7][".cfa"] =
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"unnamed_register11 61812979 +";
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EXPECT_THAT(entries[0]->rule_changes, ContainerEq(expected_changes));
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}
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TEST_F(Rule, RegisterRule) {
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StartEntry();
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ASSERT_TRUE(handler.RegisterRule(entry_address, return_reg, 3));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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Module::RuleMap expected_initial;
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expected_initial[".ra"] = "reg3";
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EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial));
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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TEST_F(Rule, ExpressionRule) {
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EXPECT_CALL(reporter, ExpressionsNotSupported(_, "reg2"));
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StartEntry();
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ASSERT_TRUE(handler.ExpressionRule(entry_address + 0xf326, 2,
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"it takes two to tango"));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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EXPECT_EQ(0U, entries[0]->initial_rules.size());
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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TEST_F(Rule, ValExpressionRule) {
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EXPECT_CALL(reporter, ExpressionsNotSupported(_, "reg0"));
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StartEntry();
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ASSERT_TRUE(handler.ValExpressionRule(entry_address + 0x6367, 0,
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"bit off more than he could chew"));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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EXPECT_EQ(0U, entries[0]->initial_rules.size());
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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TEST_F(Rule, DefaultReturnAddressRule) {
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return_reg = 2;
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StartEntry();
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ASSERT_TRUE(handler.RegisterRule(entry_address, 0, 1));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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Module::RuleMap expected_initial;
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expected_initial[".ra"] = "reg2";
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expected_initial["reg0"] = "reg1";
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EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial));
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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TEST_F(Rule, DefaultReturnAddressRuleOverride) {
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return_reg = 2;
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StartEntry();
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ASSERT_TRUE(handler.RegisterRule(entry_address, return_reg, 1));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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Module::RuleMap expected_initial;
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expected_initial[".ra"] = "reg1";
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EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial));
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EXPECT_EQ(0U, entries[0]->rule_changes.size());
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}
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TEST_F(Rule, DefaultReturnAddressRuleLater) {
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return_reg = 2;
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StartEntry();
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ASSERT_TRUE(handler.RegisterRule(entry_address + 1, return_reg, 1));
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ASSERT_TRUE(handler.End());
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CheckEntry();
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Module::RuleMap expected_initial;
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expected_initial[".ra"] = "reg2";
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EXPECT_THAT(entries[0]->initial_rules, ContainerEq(expected_initial));
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Module::RuleChangeMap expected_changes;
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expected_changes[entry_address + 1][".ra"] = "reg1";
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EXPECT_THAT(entries[0]->rule_changes, ContainerEq(expected_changes));
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}
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TEST(RegisterNames, I386) {
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vector<string> names = DwarfCFIToModule::RegisterNames::I386();
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EXPECT_EQ("$eax", names[0]);
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EXPECT_EQ("$ecx", names[1]);
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EXPECT_EQ("$esp", names[4]);
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EXPECT_EQ("$eip", names[8]);
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}
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TEST(RegisterNames, ARM) {
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vector<string> names = DwarfCFIToModule::RegisterNames::ARM();
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EXPECT_EQ("r0", names[0]);
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EXPECT_EQ("r10", names[10]);
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EXPECT_EQ("sp", names[13]);
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EXPECT_EQ("lr", names[14]);
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EXPECT_EQ("pc", names[15]);
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}
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TEST(RegisterNames, X86_64) {
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vector<string> names = DwarfCFIToModule::RegisterNames::X86_64();
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EXPECT_EQ("$rax", names[0]);
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EXPECT_EQ("$rdx", names[1]);
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EXPECT_EQ("$rbp", names[6]);
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EXPECT_EQ("$rsp", names[7]);
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EXPECT_EQ("$rip", names[16]);
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}
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