diff options
Diffstat (limited to 'source/Symbol/Type.cpp')
| -rw-r--r-- | source/Symbol/Type.cpp | 120 |
1 files changed, 79 insertions, 41 deletions
diff --git a/source/Symbol/Type.cpp b/source/Symbol/Type.cpp index 4ee8330ce288..5666590c2246 100644 --- a/source/Symbol/Type.cpp +++ b/source/Symbol/Type.cpp @@ -11,6 +11,7 @@ #include "lldb/Core/Module.h" #include "lldb/Utility/DataBufferHeap.h" #include "lldb/Utility/DataExtractor.h" +#include "lldb/Utility/Log.h" #include "lldb/Utility/Scalar.h" #include "lldb/Utility/StreamString.h" @@ -29,15 +30,41 @@ #include "llvm/ADT/StringRef.h" -#include "clang/AST/Decl.h" -#include "clang/AST/DeclObjC.h" - using namespace lldb; using namespace lldb_private; +bool lldb_private::contextMatches(llvm::ArrayRef<CompilerContext> context_chain, + llvm::ArrayRef<CompilerContext> pattern) { + auto ctx = context_chain.begin(); + auto ctx_end = context_chain.end(); + for (const CompilerContext &pat : pattern) { + // Early exit if the pattern is too long. + if (ctx == ctx_end) + return false; + if (*ctx != pat) { + // Skip any number of module matches. + if (pat.kind == CompilerContextKind::AnyModule) { + // Greedily match 0..n modules. + ctx = std::find_if(ctx, ctx_end, [](const CompilerContext &ctx) { + return ctx.kind != CompilerContextKind::Module; + }); + continue; + } + // See if there is a kind mismatch; they should have 1 bit in common. + if (((uint16_t)ctx->kind & (uint16_t)pat.kind) == 0) + return false; + // The name is ignored for AnyModule, but not for AnyType. + if (pat.kind != CompilerContextKind::AnyModule && ctx->name != pat.name) + return false; + } + ++ctx; + } + return true; +} + void CompilerContext::Dump() const { - switch (type) { - case CompilerContextKind::Invalid: + switch (kind) { + default: printf("Invalid"); break; case CompilerContextKind::TranslationUnit: @@ -52,7 +79,7 @@ void CompilerContext::Dump() const { case CompilerContextKind::Class: printf("Class"); break; - case CompilerContextKind::Structure: + case CompilerContextKind::Struct: printf("Structure"); break; case CompilerContextKind::Union: @@ -64,12 +91,18 @@ void CompilerContext::Dump() const { case CompilerContextKind::Variable: printf("Variable"); break; - case CompilerContextKind::Enumeration: + case CompilerContextKind::Enum: printf("Enumeration"); break; case CompilerContextKind::Typedef: printf("Typedef"); break; + case CompilerContextKind::AnyModule: + printf("AnyModule"); + break; + case CompilerContextKind::AnyType: + printf("AnyType"); + break; } printf("(\"%s\")\n", name.GetCString()); } @@ -425,8 +458,6 @@ bool Type::WriteToMemory(ExecutionContext *exe_ctx, lldb::addr_t addr, return false; } -TypeList *Type::GetTypeList() { return GetSymbolFile()->GetTypeList(); } - const Declaration &Type::GetDeclaration() const { return m_decl; } bool Type::ResolveClangType(ResolveState compiler_type_resolve_state) { @@ -488,47 +519,54 @@ bool Type::ResolveClangType(ResolveState compiler_type_resolve_state) { } } else { // We have no encoding type, return void? - TypeSystem *type_system = + auto type_system_or_err = m_symbol_file->GetTypeSystemForLanguage(eLanguageTypeC); - CompilerType void_compiler_type = - type_system->GetBasicTypeFromAST(eBasicTypeVoid); - switch (m_encoding_uid_type) { - case eEncodingIsUID: - m_compiler_type = void_compiler_type; - break; + if (auto err = type_system_or_err.takeError()) { + LLDB_LOG_ERROR( + lldb_private::GetLogIfAnyCategoriesSet(LIBLLDB_LOG_SYMBOLS), + std::move(err), + "Unable to construct void type from ClangASTContext"); + } else { + CompilerType void_compiler_type = + type_system_or_err->GetBasicTypeFromAST(eBasicTypeVoid); + switch (m_encoding_uid_type) { + case eEncodingIsUID: + m_compiler_type = void_compiler_type; + break; - case eEncodingIsConstUID: - m_compiler_type = void_compiler_type.AddConstModifier(); - break; + case eEncodingIsConstUID: + m_compiler_type = void_compiler_type.AddConstModifier(); + break; - case eEncodingIsRestrictUID: - m_compiler_type = void_compiler_type.AddRestrictModifier(); - break; + case eEncodingIsRestrictUID: + m_compiler_type = void_compiler_type.AddRestrictModifier(); + break; - case eEncodingIsVolatileUID: - m_compiler_type = void_compiler_type.AddVolatileModifier(); - break; + case eEncodingIsVolatileUID: + m_compiler_type = void_compiler_type.AddVolatileModifier(); + break; - case eEncodingIsTypedefUID: - m_compiler_type = void_compiler_type.CreateTypedef( - m_name.AsCString("__lldb_invalid_typedef_name"), - GetSymbolFile()->GetDeclContextContainingUID(GetID())); - break; + case eEncodingIsTypedefUID: + m_compiler_type = void_compiler_type.CreateTypedef( + m_name.AsCString("__lldb_invalid_typedef_name"), + GetSymbolFile()->GetDeclContextContainingUID(GetID())); + break; - case eEncodingIsPointerUID: - m_compiler_type = void_compiler_type.GetPointerType(); - break; + case eEncodingIsPointerUID: + m_compiler_type = void_compiler_type.GetPointerType(); + break; - case eEncodingIsLValueReferenceUID: - m_compiler_type = void_compiler_type.GetLValueReferenceType(); - break; + case eEncodingIsLValueReferenceUID: + m_compiler_type = void_compiler_type.GetLValueReferenceType(); + break; - case eEncodingIsRValueReferenceUID: - m_compiler_type = void_compiler_type.GetRValueReferenceType(); - break; + case eEncodingIsRValueReferenceUID: + m_compiler_type = void_compiler_type.GetRValueReferenceType(); + break; - default: - llvm_unreachable("Unhandled encoding_data_type."); + default: + llvm_unreachable("Unhandled encoding_data_type."); + } } } |