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Diffstat (limited to 'unittests/DebugInfo/DWARF/DWARFDebugInfoTest.cpp')
-rw-r--r--unittests/DebugInfo/DWARF/DWARFDebugInfoTest.cpp110
1 files changed, 77 insertions, 33 deletions
diff --git a/unittests/DebugInfo/DWARF/DWARFDebugInfoTest.cpp b/unittests/DebugInfo/DWARF/DWARFDebugInfoTest.cpp
index cb7bf82d86f6..442dea3c52f7 100644
--- a/unittests/DebugInfo/DWARF/DWARFDebugInfoTest.cpp
+++ b/unittests/DebugInfo/DWARF/DWARFDebugInfoTest.cpp
@@ -1,4 +1,4 @@
-//===- llvm/unittest/DebugInfo/DWARFFormValueTest.cpp ---------------------===//
+//===- llvm/unittest/DebugInfo/DWARFDebugInfoTest.cpp ---------------------===//
//
// The LLVM Compiler Infrastructure
//
@@ -8,6 +8,7 @@
//===----------------------------------------------------------------------===//
#include "DwarfGenerator.h"
+#include "DwarfUtils.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/Optional.h"
#include "llvm/ADT/SmallString.h"
@@ -15,7 +16,6 @@
#include "llvm/ADT/Triple.h"
#include "llvm/BinaryFormat/Dwarf.h"
#include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/Config/llvm-config.h"
#include "llvm/DebugInfo/DWARF/DWARFCompileUnit.h"
#include "llvm/DebugInfo/DWARF/DWARFContext.h"
#include "llvm/DebugInfo/DWARF/DWARFDie.h"
@@ -36,36 +36,10 @@
using namespace llvm;
using namespace dwarf;
+using namespace utils;
namespace {
-void initLLVMIfNeeded() {
- static bool gInitialized = false;
- if (!gInitialized) {
- gInitialized = true;
- InitializeAllTargets();
- InitializeAllTargetMCs();
- InitializeAllAsmPrinters();
- InitializeAllAsmParsers();
- }
-}
-
-Triple getHostTripleForAddrSize(uint8_t AddrSize) {
- Triple PT(Triple::normalize(LLVM_HOST_TRIPLE));
-
- if (AddrSize == 8 && PT.isArch32Bit())
- return PT.get64BitArchVariant();
- if (AddrSize == 4 && PT.isArch64Bit())
- return PT.get32BitArchVariant();
- return PT;
-}
-
-static bool isConfigurationSupported(Triple &T) {
- initLLVMIfNeeded();
- std::string Err;
- return TargetRegistry::lookupTarget(T.getTriple(), Err);
-}
-
template <uint16_t Version, class AddrType, class RefAddrType>
void TestAllForms() {
Triple Triple = getHostTripleForAddrSize(sizeof(AddrType));
@@ -93,12 +67,21 @@ void TestAllForms() {
const uint32_t Dwarf32Values[] = {1, 2, 3, 4, 5, 6, 7, 8};
const char *StringValue = "Hello";
const char *StrpValue = "World";
+ const char *StrxValue = "Indexed";
+ const char *Strx1Value = "Indexed1";
+ const char *Strx2Value = "Indexed2";
+ const char *Strx3Value = "Indexed3";
+ const char *Strx4Value = "Indexed4";
auto ExpectedDG = dwarfgen::Generator::create(Triple, Version);
ASSERT_THAT_EXPECTED(ExpectedDG, Succeeded());
dwarfgen::Generator *DG = ExpectedDG.get().get();
dwarfgen::CompileUnit &CU = DG->addCompileUnit();
dwarfgen::DIE CUDie = CU.getUnitDIE();
+
+ if (Version >= 5)
+ CUDie.addStrOffsetsBaseAttribute();
+
uint16_t Attr = DW_AT_lo_user;
//----------------------------------------------------------------------
@@ -148,6 +131,19 @@ void TestAllForms() {
const auto Attr_DW_FORM_string = static_cast<dwarf::Attribute>(Attr++);
CUDie.addAttribute(Attr_DW_FORM_string, DW_FORM_string, StringValue);
+ const auto Attr_DW_FORM_strx = static_cast<dwarf::Attribute>(Attr++);
+ const auto Attr_DW_FORM_strx1 = static_cast<dwarf::Attribute>(Attr++);
+ const auto Attr_DW_FORM_strx2 = static_cast<dwarf::Attribute>(Attr++);
+ const auto Attr_DW_FORM_strx3 = static_cast<dwarf::Attribute>(Attr++);
+ const auto Attr_DW_FORM_strx4 = static_cast<dwarf::Attribute>(Attr++);
+ if (Version >= 5) {
+ CUDie.addAttribute(Attr_DW_FORM_strx, DW_FORM_strx, StrxValue);
+ CUDie.addAttribute(Attr_DW_FORM_strx1, DW_FORM_strx1, Strx1Value);
+ CUDie.addAttribute(Attr_DW_FORM_strx2, DW_FORM_strx2, Strx2Value);
+ CUDie.addAttribute(Attr_DW_FORM_strx3, DW_FORM_strx3, Strx3Value);
+ CUDie.addAttribute(Attr_DW_FORM_strx4, DW_FORM_strx4, Strx4Value);
+ }
+
const auto Attr_DW_FORM_strp = static_cast<dwarf::Attribute>(Attr++);
CUDie.addAttribute(Attr_DW_FORM_strp, DW_FORM_strp, StrpValue);
@@ -307,11 +303,33 @@ void TestAllForms() {
//----------------------------------------------------------------------
auto ExtractedStringValue = toString(DieDG.find(Attr_DW_FORM_string));
EXPECT_TRUE((bool)ExtractedStringValue);
- EXPECT_TRUE(strcmp(StringValue, *ExtractedStringValue) == 0);
+ EXPECT_STREQ(StringValue, *ExtractedStringValue);
+
+ if (Version >= 5) {
+ auto ExtractedStrxValue = toString(DieDG.find(Attr_DW_FORM_strx));
+ EXPECT_TRUE((bool)ExtractedStrxValue);
+ EXPECT_STREQ(StrxValue, *ExtractedStrxValue);
+
+ auto ExtractedStrx1Value = toString(DieDG.find(Attr_DW_FORM_strx1));
+ EXPECT_TRUE((bool)ExtractedStrx1Value);
+ EXPECT_STREQ(Strx1Value, *ExtractedStrx1Value);
+
+ auto ExtractedStrx2Value = toString(DieDG.find(Attr_DW_FORM_strx2));
+ EXPECT_TRUE((bool)ExtractedStrx2Value);
+ EXPECT_STREQ(Strx2Value, *ExtractedStrx2Value);
+
+ auto ExtractedStrx3Value = toString(DieDG.find(Attr_DW_FORM_strx3));
+ EXPECT_TRUE((bool)ExtractedStrx3Value);
+ EXPECT_STREQ(Strx3Value, *ExtractedStrx3Value);
+
+ auto ExtractedStrx4Value = toString(DieDG.find(Attr_DW_FORM_strx4));
+ EXPECT_TRUE((bool)ExtractedStrx4Value);
+ EXPECT_STREQ(Strx4Value, *ExtractedStrx4Value);
+ }
auto ExtractedStrpValue = toString(DieDG.find(Attr_DW_FORM_strp));
EXPECT_TRUE((bool)ExtractedStrpValue);
- EXPECT_TRUE(strcmp(StrpValue, *ExtractedStrpValue) == 0);
+ EXPECT_STREQ(StrpValue, *ExtractedStrpValue);
//----------------------------------------------------------------------
// Test reference forms
@@ -516,6 +534,11 @@ template <uint16_t Version, class AddrType> void TestChildren() {
EXPECT_TRUE(!NullDieDG.getSibling().isValid());
EXPECT_TRUE(!NullDieDG.getFirstChild().isValid());
}
+
+ // Verify the previous sibling of our subprogram is our integer base type.
+ IntDieDG = NullDieDG.getPreviousSibling();
+ EXPECT_TRUE(IntDieDG.isValid());
+ EXPECT_EQ(IntDieDG.getTag(), DW_TAG_base_type);
}
TEST(DWARFDebugInfo, TestDWARF32Version2Addr4Children) {
@@ -1098,6 +1121,27 @@ TEST(DWARFDebugInfo, TestRelations) {
// Make sure the parent of all the children of the B are the B.
EXPECT_EQ(C1.getParent(), C);
EXPECT_EQ(C2.getParent(), C);
+
+ // Make sure bidirectional iterator works as expected.
+ auto Begin = A.begin();
+ auto End = A.end();
+ auto It = A.begin();
+
+ EXPECT_EQ(It, Begin);
+ EXPECT_EQ(*It, B);
+ ++It;
+ EXPECT_EQ(*It, C);
+ ++It;
+ EXPECT_EQ(*It, D);
+ ++It;
+ EXPECT_EQ(It, End);
+ --It;
+ EXPECT_EQ(*It, D);
+ --It;
+ EXPECT_EQ(*It, C);
+ --It;
+ EXPECT_EQ(*It, B);
+ EXPECT_EQ(It, Begin);
}
TEST(DWARFDebugInfo, TestDWARFDie) {
@@ -1191,7 +1235,7 @@ TEST(DWARFDebugInfo, TestEmptyChildren) {
" Attributes:\n"
"debug_info:\n"
" - Length:\n"
- " TotalLength: 9\n"
+ " TotalLength: 0\n"
" Version: 4\n"
" AbbrOffset: 0\n"
" AddrSize: 8\n"
@@ -1201,7 +1245,7 @@ TEST(DWARFDebugInfo, TestEmptyChildren) {
" - AbbrCode: 0x00000000\n"
" Values:\n";
- auto ErrOrSections = DWARFYAML::EmitDebugSections(StringRef(yamldata));
+ auto ErrOrSections = DWARFYAML::EmitDebugSections(StringRef(yamldata), true);
ASSERT_TRUE((bool)ErrOrSections);
std::unique_ptr<DWARFContext> DwarfContext =
DWARFContext::create(*ErrOrSections, 8);
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-08 14:14:11 +0000