Merge branch 'llvm:main' into main

Author: GeorgeHuyubo

.clang-tidy

@@ -1,3 +1,4 @@
+HeaderFilterRegex: ''
 Checks: >
   -*,
   clang-diagnostic-*,

clang/test/CodeGen/Inputs/basic-block-sections.funcnames

@@ -1 +1,3 @@
-!world
+v1
+f world
+c 0

clang/test/CodeGen/basic-block-sections.c

@@ -30,8 +30,10 @@ int another(int a) {
 //
 // BB_WORLD: .section .text.world,"ax",@progbits{{$}}
 // BB_WORLD: world:
-// BB_WORLD: .section .text.world,"ax",@progbits,unique
-// BB_WORLD: world.__part.1:
+// BB_ALL: .section .text.world,"ax",@progbits,unique
+// BB_ALL: world.__part.1:
+// BB_LIST: .section .text.split.world,"ax",@progbits
+// BB_LIST: world.cold:
 // BB_ALL: .section .text.another,"ax",@progbits
 // BB_ALL: another.__part.1:
 // BB_LIST-NOT: .section .text.another,"ax",@progbits

compiler-rt/lib/scudo/standalone/combined.h

@@ -171,8 +171,7 @@ class Allocator {
       Primary.Options.set(OptionBit::DeallocTypeMismatch);
     if (getFlags()->delete_size_mismatch)
       Primary.Options.set(OptionBit::DeleteSizeMismatch);
-    if (allocatorSupportsMemoryTagging<AllocatorConfig>() &&
-        systemSupportsMemoryTagging())
+    if (systemSupportsMemoryTagging())
       Primary.Options.set(OptionBit::UseMemoryTagging);
 
     QuarantineMaxChunkSize =

compiler-rt/lib/scudo/standalone/memtag.h

@@ -66,7 +66,8 @@ inline bool systemSupportsMemoryTagging() {
 #ifndef HWCAP2_MTE
 #define HWCAP2_MTE (1 << 18)
 #endif
-  return getauxval(AT_HWCAP2) & HWCAP2_MTE;
+  static bool SupportsMemoryTagging = getauxval(AT_HWCAP2) & HWCAP2_MTE;
+  return SupportsMemoryTagging;
 }
 
 inline bool systemDetectsMemoryTagFaultsTestOnly() {
@@ -261,9 +262,7 @@ inline uptr loadTag(uptr Ptr) {
 
 #else
 
-inline NORETURN bool systemSupportsMemoryTagging() {
-  UNREACHABLE("memory tagging not supported");
-}
+inline bool systemSupportsMemoryTagging() { return false; }
 
 inline NORETURN bool systemDetectsMemoryTagFaultsTestOnly() {
   UNREACHABLE("memory tagging not supported");

compiler-rt/lib/scudo/standalone/tests/memtag_test.cpp

@@ -28,7 +28,6 @@ TEST(MemtagBasicDeathTest, Unsupported) {
   EXPECT_DEATH(untagPointer((uptr)0), "not supported");
   EXPECT_DEATH(extractTag((uptr)0), "not supported");
 
-  EXPECT_DEATH(systemSupportsMemoryTagging(), "not supported");
   EXPECT_DEATH(systemDetectsMemoryTagFaultsTestOnly(), "not supported");
   EXPECT_DEATH(enableSystemMemoryTaggingTestOnly(), "not supported");
 

compiler-rt/lib/scudo/standalone/tests/secondary_test.cpp

@@ -27,9 +27,7 @@
 const scudo::uptr PageSize = scudo::getPageSizeCached();
 
 template <typename Config> static scudo::Options getOptionsForConfig() {
-  if (!Config::getMaySupportMemoryTagging() ||
-      !scudo::archSupportsMemoryTagging() ||
-      !scudo::systemSupportsMemoryTagging())
+  if (!scudo::systemSupportsMemoryTagging())
     return {};
   scudo::AtomicOptions AO;
   AO.set(scudo::OptionBit::UseMemoryTagging);

compiler-rt/lib/scudo/standalone/tests/wrappers_cpp_test.cpp

@@ -187,8 +187,7 @@ TEST_F(ScudoWrappersCppTest, ThreadedNew) {
   // TODO: Investigate why libc sometimes crashes with tag missmatch in
   // __pthread_clockjoin_ex.
   std::unique_ptr<scudo::ScopedDisableMemoryTagChecks> NoTags;
-  if (!SCUDO_ANDROID && scudo::archSupportsMemoryTagging() &&
-      scudo::systemSupportsMemoryTagging())
+  if (!SCUDO_ANDROID && scudo::systemSupportsMemoryTagging())
     NoTags = std::make_unique<scudo::ScopedDisableMemoryTagChecks>();
 
   Ready = false;

flang/include/flang/Optimizer/Builder/CUFCommon.h

@@ -18,6 +18,7 @@ static constexpr llvm::StringRef cudaSharedMemSuffix = "__shared_mem";
 
 namespace fir {
 class FirOpBuilder;
+class KindMapping;
 } // namespace fir
 
 namespace cuf {
@@ -34,6 +35,10 @@ bool isRegisteredDeviceAttr(std::optional<cuf::DataAttribute> attr);
 
 void genPointerSync(const mlir::Value box, fir::FirOpBuilder &builder);
 
+int computeElementByteSize(mlir::Location loc, mlir::Type type,
+                           fir::KindMapping &kindMap,
+                           bool emitErrorOnFailure = true);
+
 } // namespace cuf
 
 #endif // FORTRAN_OPTIMIZER_TRANSFORMS_CUFCOMMON_H_

flang/include/flang/Optimizer/Dialect/FIROps.td

@@ -80,8 +80,7 @@ def AnyRefOfConstantSizeAggregateType : TypeConstraint<
 // Memory SSA operations
 //===----------------------------------------------------------------------===//
 
-def fir_AllocaOp : fir_Op<"alloca", [AttrSizedOperandSegments,
-    MemoryEffects<[MemAlloc<AutomaticAllocationScopeResource>]>]> {
+def fir_AllocaOp : fir_Op<"alloca", [AttrSizedOperandSegments]> {
   let summary = "allocate storage for a temporary on the stack given a type";
   let description = [{
     This primitive operation is used to allocate an object on the stack.  A
@@ -162,7 +161,9 @@ def fir_AllocaOp : fir_Op<"alloca", [AttrSizedOperandSegments,
     Variadic<AnyIntegerType>:$shape
   );
 
-  let results = (outs fir_ReferenceType);
+  let results =
+      (outs Res<fir_ReferenceType,
+                "", [MemAlloc<AutomaticAllocationScopeResource>]>:$res);
 
   let hasCustomAssemblyFormat = 1;
   let hasVerifier = 1;
@@ -212,8 +213,7 @@ def fir_AllocaOp : fir_Op<"alloca", [AttrSizedOperandSegments,
   }];
 }
 
-def fir_AllocMemOp : fir_Op<"allocmem",
-    [MemoryEffects<[MemAlloc<DefaultResource>]>, AttrSizedOperandSegments]> {
+def fir_AllocMemOp : fir_Op<"allocmem", [AttrSizedOperandSegments]> {
   let summary = "allocate storage on the heap for an object of a given type";
 
   let description = [{
@@ -235,7 +235,7 @@ def fir_AllocMemOp : fir_Op<"allocmem",
     Variadic<AnyIntegerType>:$typeparams,
     Variadic<AnyIntegerType>:$shape
   );
-  let results = (outs fir_HeapType);
+  let results = (outs Res<fir_HeapType, "", [MemAlloc<DefaultResource>]>:$res);
 
   let hasCustomAssemblyFormat = 1;
   let hasVerifier = 1;