[Symbol] Decouple clang from DeclVendor
Summary:
This removes DeclVendor's dependency on clang (and ClangASTContext).
DeclVendor has no need to know about specific TypeSystems.
Differential Revision: https://reviews.llvm.org/D66628
llvm-svn: 369735
diff --git a/lldb/include/lldb/Symbol/ClangASTContext.h b/lldb/include/lldb/Symbol/ClangASTContext.h
index f491205..6536c43 100644
--- a/lldb/include/lldb/Symbol/ClangASTContext.h
+++ b/lldb/include/lldb/Symbol/ClangASTContext.h
@@ -465,6 +465,8 @@
CompilerType DeclGetFunctionArgumentType(void *opaque_decl,
size_t arg_idx) override;
+ CompilerType GetTypeForDecl(void *opaque_decl) override;
+
// CompilerDeclContext override functions
std::vector<CompilerDecl>
diff --git a/lldb/include/lldb/Symbol/DeclVendor.h b/lldb/include/lldb/Symbol/DeclVendor.h
index 203f34e..748c0c8 100644
--- a/lldb/include/lldb/Symbol/DeclVendor.h
+++ b/lldb/include/lldb/Symbol/DeclVendor.h
@@ -9,7 +9,6 @@
#ifndef liblldb_DeclVendor_h_
#define liblldb_DeclVendor_h_
-#include "lldb/Core/ClangForward.h"
#include "lldb/lldb-defines.h"
#include <vector>
@@ -51,7 +50,7 @@
/// max_matches.
virtual uint32_t FindDecls(ConstString name, bool append,
uint32_t max_matches,
- std::vector<clang::NamedDecl *> &decls) = 0;
+ std::vector<CompilerDecl> &decls) = 0;
/// Look up the types that the DeclVendor currently knows about matching a
/// given name.
diff --git a/lldb/include/lldb/Symbol/TypeSystem.h b/lldb/include/lldb/Symbol/TypeSystem.h
index ccd4d8e..bff15da 100644
--- a/lldb/include/lldb/Symbol/TypeSystem.h
+++ b/lldb/include/lldb/Symbol/TypeSystem.h
@@ -126,6 +126,8 @@
virtual CompilerType DeclGetFunctionArgumentType(void *opaque_decl,
size_t arg_idx);
+ virtual CompilerType GetTypeForDecl(void *opaque_decl) = 0;
+
// CompilerDeclContext functions
virtual std::vector<CompilerDecl>
diff --git a/lldb/source/Plugins/ExpressionParser/Clang/CMakeLists.txt b/lldb/source/Plugins/ExpressionParser/Clang/CMakeLists.txt
index 950dae6..99d50c4 100644
--- a/lldb/source/Plugins/ExpressionParser/Clang/CMakeLists.txt
+++ b/lldb/source/Plugins/ExpressionParser/Clang/CMakeLists.txt
@@ -8,6 +8,7 @@
ASTStructExtractor.cpp
ASTUtils.cpp
ClangASTSource.cpp
+ ClangDeclVendor.cpp
ClangExpressionDeclMap.cpp
ClangExpressionParser.cpp
ClangExpressionSourceCode.cpp
diff --git a/lldb/source/Plugins/ExpressionParser/Clang/ClangASTSource.cpp b/lldb/source/Plugins/ExpressionParser/Clang/ClangASTSource.cpp
index 2788e69..e33bfc7 100644
--- a/lldb/source/Plugins/ExpressionParser/Clang/ClangASTSource.cpp
+++ b/lldb/source/Plugins/ExpressionParser/Clang/ClangASTSource.cpp
@@ -9,6 +9,7 @@
#include "ClangASTSource.h"
#include "ASTDumper.h"
+#include "ClangDeclVendor.h"
#include "ClangModulesDeclVendor.h"
#include "lldb/Core/Module.h"
@@ -971,7 +972,8 @@
uint32_t max_matches = 1;
std::vector<clang::NamedDecl *> decls;
- if (!decl_vendor->FindDecls(name, append, max_matches, decls))
+ auto *clang_decl_vendor = llvm::cast<ClangDeclVendor>(decl_vendor);
+ if (!clang_decl_vendor->FindDecls(name, append, max_matches, decls))
break;
if (log) {
@@ -1423,7 +1425,9 @@
uint32_t max_matches = 1;
std::vector<clang::NamedDecl *> decls;
- if (!decl_vendor->FindDecls(interface_name, append, max_matches, decls))
+ auto *clang_decl_vendor = llvm::cast<ClangDeclVendor>(decl_vendor);
+ if (!clang_decl_vendor->FindDecls(interface_name, append, max_matches,
+ decls))
break;
ObjCInterfaceDecl *runtime_interface_decl =
@@ -1612,7 +1616,8 @@
uint32_t max_matches = 1;
std::vector<clang::NamedDecl *> decls;
- if (!decl_vendor->FindDecls(class_name, append, max_matches, decls))
+ auto *clang_decl_vendor = llvm::cast<ClangDeclVendor>(decl_vendor);
+ if (!clang_decl_vendor->FindDecls(class_name, append, max_matches, decls))
break;
DeclFromUser<const ObjCInterfaceDecl> interface_decl_from_runtime(
diff --git a/lldb/source/Plugins/ExpressionParser/Clang/ClangDeclVendor.cpp b/lldb/source/Plugins/ExpressionParser/Clang/ClangDeclVendor.cpp
new file mode 100644
index 0000000..c59722b
--- /dev/null
+++ b/lldb/source/Plugins/ExpressionParser/Clang/ClangDeclVendor.cpp
@@ -0,0 +1,30 @@
+//===-- ClangDeclVendor.cpp -------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "Plugins/ExpressionParser/Clang/ClangDeclVendor.h"
+
+#include "lldb/Symbol/ClangASTContext.h"
+#include "lldb/Utility/ConstString.h"
+
+using namespace lldb_private;
+
+uint32_t ClangDeclVendor::FindDecls(ConstString name, bool append,
+ uint32_t max_matches,
+ std::vector<CompilerDecl> &decls) {
+ if (!append)
+ decls.clear();
+
+ std::vector<clang::NamedDecl *> named_decls;
+ uint32_t ret = FindDecls(name, /*append*/ false, max_matches, named_decls);
+ for (auto *named_decl : named_decls) {
+ decls.push_back(CompilerDecl(
+ ClangASTContext::GetASTContext(&named_decl->getASTContext()),
+ named_decl));
+ }
+ return ret;
+}
diff --git a/lldb/source/Plugins/ExpressionParser/Clang/ClangDeclVendor.h b/lldb/source/Plugins/ExpressionParser/Clang/ClangDeclVendor.h
index afeb5ce..90b715f 100644
--- a/lldb/source/Plugins/ExpressionParser/Clang/ClangDeclVendor.h
+++ b/lldb/source/Plugins/ExpressionParser/Clang/ClangDeclVendor.h
@@ -9,6 +9,7 @@
#ifndef liblldb_ClangDeclVendor_h_
#define liblldb_ClangDeclVendor_h_
+#include "lldb/Core/ClangForward.h"
#include "lldb/Symbol/DeclVendor.h"
#include "clang/AST/ExternalASTMerger.h"
@@ -29,6 +30,13 @@
/// An ImporterSource for this ClangDeclVendor.
virtual clang::ExternalASTMerger::ImporterSource GetImporterSource() = 0;
+ uint32_t FindDecls(ConstString name, bool append, uint32_t max_matches,
+ std::vector<CompilerDecl> &decls) override;
+
+ virtual uint32_t FindDecls(ConstString name, bool append,
+ uint32_t max_matches,
+ std::vector<clang::NamedDecl *> &decls) = 0;
+
static bool classof(const DeclVendor *vendor) {
return vendor->GetKind() >= eClangDeclVendor &&
vendor->GetKind() < eLastClangDeclVendor;
diff --git a/lldb/source/Plugins/LanguageRuntime/ObjC/ObjCLanguageRuntime.h b/lldb/source/Plugins/LanguageRuntime/ObjC/ObjCLanguageRuntime.h
index 1925c78..39acd6e 100644
--- a/lldb/source/Plugins/LanguageRuntime/ObjC/ObjCLanguageRuntime.h
+++ b/lldb/source/Plugins/LanguageRuntime/ObjC/ObjCLanguageRuntime.h
@@ -17,6 +17,7 @@
#include "llvm/Support/Casting.h"
#include "lldb/Breakpoint/BreakpointPrecondition.h"
+#include "lldb/Core/ClangForward.h"
#include "lldb/Core/PluginInterface.h"
#include "lldb/Core/ThreadSafeDenseMap.h"
#include "lldb/Symbol/CompilerType.h"
diff --git a/lldb/source/Symbol/ClangASTContext.cpp b/lldb/source/Symbol/ClangASTContext.cpp
index faeaf78..3670084 100644
--- a/lldb/source/Symbol/ClangASTContext.cpp
+++ b/lldb/source/Symbol/ClangASTContext.cpp
@@ -1473,6 +1473,16 @@
return ast->getASTContext()->hasSameType(type1_qual, type2_qual);
}
+CompilerType ClangASTContext::GetTypeForDecl(void *opaque_decl) {
+ if (!opaque_decl)
+ return CompilerType();
+
+ clang::Decl *decl = static_cast<clang::Decl *>(opaque_decl);
+ if (auto *named_decl = llvm::dyn_cast<clang::NamedDecl>(decl))
+ return GetTypeForDecl(named_decl);
+ return CompilerType();
+}
+
CompilerType ClangASTContext::GetTypeForDecl(clang::NamedDecl *decl) {
if (clang::ObjCInterfaceDecl *interface_decl =
llvm::dyn_cast<clang::ObjCInterfaceDecl>(decl))
diff --git a/lldb/source/Symbol/DeclVendor.cpp b/lldb/source/Symbol/DeclVendor.cpp
index 0a912a2..9ccf422 100644
--- a/lldb/source/Symbol/DeclVendor.cpp
+++ b/lldb/source/Symbol/DeclVendor.cpp
@@ -7,8 +7,8 @@
//===----------------------------------------------------------------------===//
#include "lldb/Symbol/DeclVendor.h"
-
-#include "lldb/Symbol/ClangASTContext.h"
+#include "lldb/Symbol/CompilerDecl.h"
+#include "lldb/Symbol/TypeSystem.h"
#include <vector>
@@ -20,10 +20,11 @@
// FIXME: This depends on clang, but should be able to support any
// TypeSystem.
std::vector<CompilerType> ret;
- std::vector<clang::NamedDecl *> decls;
+ std::vector<CompilerDecl> decls;
if (FindDecls(name, /*append*/ true, max_matches, decls))
- for (auto *decl : decls)
- if (auto type = ClangASTContext::GetTypeForDecl(decl))
+ for (auto decl : decls)
+ if (auto type =
+ decl.GetTypeSystem()->GetTypeForDecl(decl.GetOpaqueDecl()))
ret.push_back(type);
return ret;
}