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220 lines
7.9 KiB
C++
220 lines
7.9 KiB
C++
//===- unittest/Support/RemarksLinkingTest.cpp - Linking tests ------------===//
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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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#include "llvm/Bitcode/BitcodeAnalyzer.h"
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#include "llvm/Remarks/RemarkLinker.h"
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#include "llvm/Remarks/RemarkSerializer.h"
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#include "llvm/Support/raw_ostream.h"
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#include "gtest/gtest.h"
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#include <string>
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using namespace llvm;
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static void serializeAndCheck(remarks::RemarkLinker &RL,
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remarks::Format OutputFormat,
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StringRef ExpectedOutput) {
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// 1. Create a serializer.
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// 2. Serialize all the remarks from the linker.
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// 3. Check that it matches the output.
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std::string Buf;
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raw_string_ostream OS(Buf);
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Error E = RL.serialize(OS, OutputFormat);
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EXPECT_FALSE(static_cast<bool>(E));
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// For bitstream, run it through the analyzer.
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if (OutputFormat == remarks::Format::Bitstream) {
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std::string AnalyzeBuf;
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raw_string_ostream AnalyzeOS(AnalyzeBuf);
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BCDumpOptions O(AnalyzeOS);
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O.ShowBinaryBlobs = true;
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BitcodeAnalyzer BA(OS.str());
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EXPECT_FALSE(BA.analyze(O)); // Expect no errors.
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EXPECT_EQ(AnalyzeOS.str(), ExpectedOutput);
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} else {
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EXPECT_EQ(OS.str(), ExpectedOutput);
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}
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}
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static void check(remarks::Format InputFormat, StringRef Input,
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remarks::Format OutputFormat, StringRef ExpectedOutput) {
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remarks::RemarkLinker RL;
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EXPECT_FALSE(RL.link(Input, InputFormat));
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serializeAndCheck(RL, OutputFormat, ExpectedOutput);
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}
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static void check(remarks::Format InputFormat, StringRef Input,
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remarks::Format InputFormat2, StringRef Input2,
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remarks::Format OutputFormat, StringRef ExpectedOutput) {
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remarks::RemarkLinker RL;
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EXPECT_FALSE(RL.link(Input, InputFormat));
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EXPECT_FALSE(RL.link(Input2, InputFormat2));
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serializeAndCheck(RL, OutputFormat, ExpectedOutput);
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}
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TEST(Remarks, LinkingGoodYAML) {
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// One YAML remark.
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check(remarks::Format::YAML,
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n",
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remarks::Format::YAML,
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n");
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// Check that we don't keep remarks without debug locations.
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check(remarks::Format::YAML,
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"Function: foo\n"
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"...\n",
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remarks::Format::YAML, "");
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// Check that we deduplicate remarks.
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check(remarks::Format::YAML,
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n"
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n",
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remarks::Format::YAML,
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n");
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}
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TEST(Remarks, LinkingGoodBitstream) {
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// One YAML remark.
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check(remarks::Format::YAML,
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n",
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remarks::Format::Bitstream,
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"<BLOCKINFO_BLOCK/>\n"
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"<Meta BlockID=8 NumWords=12 BlockCodeSize=3>\n"
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" <Container info codeid=1 abbrevid=4 op0=0 op1=2/>\n"
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" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
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" <String table codeid=3 abbrevid=6/> blob data = "
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"'inline\\x00NoDefinition\\x00foo\\x00file.c\\x00'\n"
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"</Meta>\n"
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"<Remark BlockID=9 NumWords=4 BlockCodeSize=4>\n"
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" <Remark header codeid=5 abbrevid=4 op0=2 op1=1 op2=0 op3=2/>\n"
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" <Remark debug location codeid=6 abbrevid=5 op0=3 op1=3 op2=12/>\n"
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"</Remark>\n");
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// Check that we deduplicate remarks.
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check(remarks::Format::YAML,
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n"
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n",
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remarks::Format::Bitstream,
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"<BLOCKINFO_BLOCK/>\n"
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"<Meta BlockID=8 NumWords=12 BlockCodeSize=3>\n"
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" <Container info codeid=1 abbrevid=4 op0=0 op1=2/>\n"
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" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
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" <String table codeid=3 abbrevid=6/> blob data = "
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"'inline\\x00NoDefinition\\x00foo\\x00file.c\\x00'\n"
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"</Meta>\n"
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"<Remark BlockID=9 NumWords=4 BlockCodeSize=4>\n"
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" <Remark header codeid=5 abbrevid=4 op0=2 op1=1 op2=0 op3=2/>\n"
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" <Remark debug location codeid=6 abbrevid=5 op0=3 op1=3 op2=12/>\n"
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"</Remark>\n");
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}
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TEST(Remarks, LinkingGoodStrTab) {
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// Check that remarks from different entries use the same strtab.
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check(remarks::Format::YAML,
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"--- !Missed\n"
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"Pass: inline\n"
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"Name: NoDefinition\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n",
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remarks::Format::YAML,
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"--- !Passed\n"
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"Pass: inline\n"
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"Name: Ok\n"
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"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
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"Function: foo\n"
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"...\n",
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remarks::Format::YAMLStrTab,
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StringRef("REMARKS\0\0\0\0\0\0\0\0\0\x22\0\0\0\0\0\0\0"
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"inline\0NoDefinition\0foo\0file.c\0Ok\0"
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"--- !Passed\n"
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"Pass: 0\n"
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"Name: 4\n"
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"DebugLoc: { File: 3, Line: 3, Column: 12 }\n"
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"Function: 2\n"
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"...\n"
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"--- !Missed\n"
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"Pass: 0\n"
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"Name: 1\n"
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"DebugLoc: { File: 3, Line: 3, Column: 12 }\n"
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"Function: 2\n"
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"...\n",
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304));
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}
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// Check that we propagate parsing errors.
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TEST(Remarks, LinkingError) {
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remarks::RemarkLinker RL;
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{
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Error E = RL.link("badyaml", remarks::Format::YAML);
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EXPECT_TRUE(static_cast<bool>(E));
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EXPECT_EQ(toString(std::move(E)),
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"YAML:1:1: error: document root is not of mapping type.\n"
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"\n"
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"badyaml\n"
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"^~~~~~~\n"
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"\n");
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}
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{
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// Check that the prepend path is propagated and fails with the full path.
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RL.setExternalFilePrependPath("/baddir/");
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Error E = RL.link(
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StringRef("REMARKS\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0badfile.opt.yaml",
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40),
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remarks::Format::YAMLStrTab);
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EXPECT_TRUE(static_cast<bool>(E));
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std::string ErrorMessage = toString(std::move(E));
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EXPECT_EQ(StringRef(ErrorMessage).lower(),
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StringRef("'/baddir/badfile.opt.yaml': No such file or directory")
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.lower());
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}
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}
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