Merge from '"main"' to '"sycl-web"' (7 commits)

  CONFLICT (content): Merge conflict in clang/test/CodeGenCXX/attr-annotate.cpp

Author: maksimsab

clang/examples/CMakeLists.txt

@@ -8,3 +8,4 @@ add_subdirectory(PrintFunctionNames)
 add_subdirectory(AnnotateFunctions)
 add_subdirectory(Attribute)
 add_subdirectory(CallSuperAttribute)
+add_subdirectory(PluginsOrder)

clang/examples/PluginsOrder/CMakeLists.txt

@@ -0,0 +1,11 @@
+add_llvm_library(PluginsOrder MODULE PluginsOrder.cpp PLUGIN_TOOL clang)
+
+if(LLVM_ENABLE_PLUGINS AND (WIN32 OR CYGWIN))
+  set(LLVM_LINK_COMPONENTS
+    Support
+  )
+  clang_target_link_libraries(PluginsOrder PRIVATE
+    clangAST
+    clangFrontend
+    )
+endif()

clang/examples/PluginsOrder/PluginsOrder.cpp

@@ -0,0 +1,117 @@
+//===- PluginsOrder.cpp ---------------------------------------------------===//
+//
+// 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 "clang/AST/AST.h"
+#include "clang/AST/ASTConsumer.h"
+#include "clang/Frontend/FrontendPluginRegistry.h"
+using namespace clang;
+
+namespace {
+
+class AlwaysBeforeConsumer : public ASTConsumer {
+public:
+  void HandleTranslationUnit(ASTContext &) override {
+    llvm::errs() << "always-before\n";
+  }
+};
+
+class AlwaysBeforeAction : public PluginASTAction {
+public:
+  std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
+                                                 llvm::StringRef) override {
+    return std::make_unique<AlwaysBeforeConsumer>();
+  }
+
+  bool ParseArgs(const CompilerInstance &CI,
+                 const std::vector<std::string> &args) override {
+    return true;
+  }
+
+  PluginASTAction::ActionType getActionType() override {
+    return AddBeforeMainAction;
+  }
+};
+
+class AlwaysAfterConsumer : public ASTConsumer {
+public:
+  void HandleTranslationUnit(ASTContext &) override {
+    llvm::errs() << "always-after\n";
+  }
+};
+
+class AlwaysAfterAction : public PluginASTAction {
+public:
+  std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
+                                                 llvm::StringRef) override {
+    return std::make_unique<AlwaysAfterConsumer>();
+  }
+
+  bool ParseArgs(const CompilerInstance &CI,
+                 const std::vector<std::string> &args) override {
+    return true;
+  }
+
+  PluginASTAction::ActionType getActionType() override {
+    return AddAfterMainAction;
+  }
+};
+
+class CmdAfterConsumer : public ASTConsumer {
+public:
+  void HandleTranslationUnit(ASTContext &) override {
+    llvm::errs() << "cmd-after\n";
+  }
+};
+
+class CmdAfterAction : public PluginASTAction {
+public:
+  std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
+                                                 llvm::StringRef) override {
+    return std::make_unique<CmdAfterConsumer>();
+  }
+
+  bool ParseArgs(const CompilerInstance &CI,
+                 const std::vector<std::string> &args) override {
+    return true;
+  }
+
+  PluginASTAction::ActionType getActionType() override {
+    return CmdlineAfterMainAction;
+  }
+};
+
+class CmdBeforeConsumer : public ASTConsumer {
+public:
+  void HandleTranslationUnit(ASTContext &) override {
+    llvm::errs() << "cmd-before\n";
+  }
+};
+
+class CmdBeforeAction : public PluginASTAction {
+public:
+  std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
+                                                 llvm::StringRef) override {
+    return std::make_unique<CmdBeforeConsumer>();
+  }
+
+  bool ParseArgs(const CompilerInstance &CI,
+                 const std::vector<std::string> &args) override {
+    return true;
+  }
+
+  PluginASTAction::ActionType getActionType() override {
+    return CmdlineBeforeMainAction;
+  }
+};
+
+} // namespace
+
+static FrontendPluginRegistry::Add<CmdBeforeAction> X1("cmd-before", "");
+static FrontendPluginRegistry::Add<CmdAfterAction> X2("cmd-after", "");
+static FrontendPluginRegistry::Add<AlwaysBeforeAction> X3("always-before", "");
+static FrontendPluginRegistry::Add<AlwaysAfterAction> X4("always-after", "");

clang/include/clang/Basic/BuiltinsWebAssembly.def

@@ -174,5 +174,10 @@ TARGET_BUILTIN(__builtin_wasm_laneselect_i64x2, "V2LLiV2LLiV2LLiV2LLi", "nc", "r
 
 TARGET_BUILTIN(__builtin_wasm_relaxed_swizzle_i8x16, "V16ScV16ScV16Sc", "nc", "relaxed-simd")
 
+TARGET_BUILTIN(__builtin_wasm_relaxed_min_f32x4, "V4fV4fV4f", "nc", "relaxed-simd")
+TARGET_BUILTIN(__builtin_wasm_relaxed_max_f32x4, "V4fV4fV4f", "nc", "relaxed-simd")
+TARGET_BUILTIN(__builtin_wasm_relaxed_min_f64x2, "V2dV2dV2d", "nc", "relaxed-simd")
+TARGET_BUILTIN(__builtin_wasm_relaxed_max_f64x2, "V2dV2dV2d", "nc", "relaxed-simd")
+
 #undef BUILTIN
 #undef TARGET_BUILTIN

clang/include/clang/Basic/DiagnosticSemaKinds.td

@@ -7564,7 +7564,8 @@ def note_throw_in_function : Note<"function declared non-throwing here">;
 def err_seh_try_outside_functions : Error<
   "cannot use SEH '__try' in blocks, captured regions, or Obj-C method decls">;
 def err_mixing_cxx_try_seh_try : Error<
-  "cannot use C++ 'try' in the same function as SEH '__try'">;
+  "cannot use %select{C++ 'try'|Objective-C '@try'}0 "
+  "in the same function as SEH '__try'">;
 def err_seh_try_unsupported : Error<
   "SEH '__try' is not supported on this target">;
 def note_conflicting_try_here : Note<

clang/include/clang/Frontend/FrontendAction.h

@@ -270,17 +270,18 @@ class PluginASTAction : public ASTFrontendAction {
                          const std::vector<std::string> &arg) = 0;
 
   enum ActionType {
-    Cmdline,             ///< Action is determined by the cc1 command-line
-    ReplaceAction,       ///< Replace the main action
-    AddBeforeMainAction, ///< Execute the action before the main action
-    AddAfterMainAction   ///< Execute the action after the main action
+    CmdlineBeforeMainAction, ///< Execute the action before the main action if
+                             ///< on the command line
+    CmdlineAfterMainAction,  ///< Execute the action after the main action if on
+                             ///< the command line
+    ReplaceAction,           ///< Replace the main action
+    AddBeforeMainAction,     ///< Execute the action before the main action
+    AddAfterMainAction       ///< Execute the action after the main action
   };
   /// Get the action type for this plugin
   ///
-  /// \return The action type. If the type is Cmdline then by default the
-  /// plugin does nothing and what it does is determined by the cc1
-  /// command-line.
-  virtual ActionType getActionType() { return Cmdline; }
+  /// \return The action type. By default we use CmdlineAfterMainAction.
+  virtual ActionType getActionType() { return CmdlineAfterMainAction; }
 };
 
 /// Abstract base class to use for preprocessor-based frontend actions.

clang/include/clang/Sema/ScopeInfo.h

@@ -175,8 +175,9 @@ class FunctionScopeInfo {
   /// First 'return' statement in the current function.
   SourceLocation FirstReturnLoc;
 
-  /// First C++ 'try' statement in the current function.
-  SourceLocation FirstCXXTryLoc;
+  /// First C++ 'try' or ObjC @try statement in the current function.
+  SourceLocation FirstCXXOrObjCTryLoc;
+  enum { TryLocIsCXX, TryLocIsObjC, Unknown } FirstTryType = Unknown;
 
   /// First SEH '__try' statement in the current function.
   SourceLocation FirstSEHTryLoc;
@@ -446,7 +447,14 @@ class FunctionScopeInfo {
 
   void setHasCXXTry(SourceLocation TryLoc) {
     setHasBranchProtectedScope();
-    FirstCXXTryLoc = TryLoc;
+    FirstCXXOrObjCTryLoc = TryLoc;
+    FirstTryType = TryLocIsCXX;
+  }
+
+  void setHasObjCTry(SourceLocation TryLoc) {
+    setHasBranchProtectedScope();
+    FirstCXXOrObjCTryLoc = TryLoc;
+    FirstTryType = TryLocIsObjC;
   }
 
   void setHasSEHTry(SourceLocation TryLoc) {

clang/lib/AST/DeclPrinter.cpp

@@ -153,11 +153,14 @@ static QualType GetBaseType(QualType T) {
   while (!BaseType->isSpecifierType()) {
     if (const PointerType *PTy = BaseType->getAs<PointerType>())
       BaseType = PTy->getPointeeType();
+    else if (const ObjCObjectPointerType *OPT =
+                 BaseType->getAs<ObjCObjectPointerType>())
+      BaseType = OPT->getPointeeType();
     else if (const BlockPointerType *BPy = BaseType->getAs<BlockPointerType>())
       BaseType = BPy->getPointeeType();
-    else if (const ArrayType* ATy = dyn_cast<ArrayType>(BaseType))
+    else if (const ArrayType *ATy = dyn_cast<ArrayType>(BaseType))
       BaseType = ATy->getElementType();
-    else if (const FunctionType* FTy = BaseType->getAs<FunctionType>())
+    else if (const FunctionType *FTy = BaseType->getAs<FunctionType>())
       BaseType = FTy->getReturnType();
     else if (const VectorType *VTy = BaseType->getAs<VectorType>())
       BaseType = VTy->getElementType();

clang/lib/AST/Type.cpp

@@ -2785,7 +2785,6 @@ bool Type::isSpecifierType() const {
   case DependentTemplateSpecialization:
   case ObjCInterface:
   case ObjCObject:
-  case ObjCObjectPointer: // FIXME: object pointers aren't really specifiers
     return true;
   default:
     return false;

clang/lib/Basic/Targets/ARM.cpp

@@ -446,6 +446,7 @@ bool ARMTargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
   HasFloat16 = true;
   ARMCDECoprocMask = 0;
   HasBFloat16 = false;
+  FPRegsDisabled = false;
 
   // This does not diagnose illegal cases like having both
   // "+vfpv2" and "+vfpv3" or having "+neon" and "-fp64".
@@ -522,6 +523,8 @@ bool ARMTargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
       ARMCDECoprocMask |= (1U << Coproc);
     } else if (Feature == "+bf16") {
       HasBFloat16 = true;
+    } else if (Feature == "-fpregs") {
+      FPRegsDisabled = true;
     }
   }
 
@@ -978,6 +981,8 @@ bool ARMTargetInfo::validateAsmConstraint(
   case 't': // s0-s31, d0-d31, or q0-q15
   case 'w': // s0-s15, d0-d7, or q0-q3
   case 'x': // s0-s31, d0-d15, or q0-q7
+    if (FPRegsDisabled)
+      return false;
     Info.setAllowsRegister();
     return true;
   case 'j': // An immediate integer between 0 and 65535 (valid for MOVW)