Merge pull request #347 from Xilinx/bump_to_62d44fbd

[AutoBump] Merge with 62d44fb (Jun 25) (83)

.github/CODEOWNERS

@@ -141,3 +141,8 @@ clang/test/AST/Interp/ @tbaederr
 
 # ExtractAPI
 /clang/**/ExtractAPI @daniel-grumberg
+
+# DWARFLinker, dwarfutil, dsymutil
+/llvm/**/DWARFLinker/ @JDevlieghere
+/llvm/**/dsymutil/ @JDevlieghere
+/llvm/**/llvm-dwarfutil/ @JDevlieghere

bolt/docs/CommandLineArgumentReference.md

@@ -56,6 +56,14 @@
 
   Allow processing of stripped binaries
 
+- `--alt-inst-feature-size=<uint>`
+
+  Size of feature field in .altinstructions
+
+- `--alt-inst-has-padlen`
+
+  Specify that .altinstructions has padlen field
+
 - `--asm-dump[=<dump folder>]`
 
   Dump function into assembly
@@ -78,6 +86,16 @@
   in the input is decoded and re-encoded. If the resulting bytes do not match
   the input, a warning message is printed.
 
+- `--comp-dir-override=<string>`
+
+  Overrides DW_AT_comp_dir, and provides an alterantive base location, which is
+  used with DW_AT_dwo_name to construct a path to *.dwo files.
+
+- `--create-debug-names-section`
+
+  Creates .debug_names section, if the input binary doesn't have it already, for
+  DWARF5 CU/TUs.
+
 - `--cu-processing-batch-size=<uint>`
 
   Specifies the size of batches for processing CUs. Higher number has better
@@ -93,7 +111,7 @@
 
 - `--debug-skeleton-cu`
 
-  Prints out offsetrs for abbrev and debu_info of Skeleton CUs that get patched.
+  Prints out offsets for abbrev and debug_info of Skeleton CUs that get patched.
 
 - `--deterministic-debuginfo`
 
@@ -104,6 +122,10 @@
 
   Add basic block instructions as tool tips on nodes
 
+- `--dump-alt-instructions`
+
+  Dump Linux alternative instructions info
+
 - `--dump-cg=<string>`
 
   Dump callgraph to the given file
@@ -117,10 +139,34 @@
   Dump function CFGs to graphviz format after each stage;enable '-print-loops'
   for color-coded blocks
 
+- `--dump-linux-exceptions`
+
+  Dump Linux kernel exception table
+
 - `--dump-orc`
 
   Dump raw ORC unwind information (sorted)
 
+- `--dump-para-sites`
+
+  Dump Linux kernel paravitual patch sites
+
+- `--dump-pci-fixups`
+
+  Dump Linux kernel PCI fixup table
+
+- `--dump-smp-locks`
+
+  Dump Linux kernel SMP locks
+
+- `--dump-static-calls`
+
+  Dump Linux kernel static calls
+
+- `--dump-static-keys`
+
+  Dump Linux kernel static keys jump table
+
 - `--dwarf-output-path=<string>`
 
   Path to where .dwo files or dwp file will be written out to.
@@ -205,6 +251,14 @@
 
   Skip processing of cold functions
 
+- `--log-file=<string>`
+
+  Redirect journaling to a file instead of stdout/stderr
+
+- `--long-jump-labels`
+
+  Always use long jumps/nops for Linux kernel static keys
+
 - `--max-data-relocations=<uint>`
 
   Maximum number of data relocations to process
@@ -274,6 +328,10 @@
 
   Number of tasks to be created per thread
 
+- `--terminal-trap`
+
+  Assume that execution stops at trap instruction
+
 - `--thread-count=<uint>`
 
   Number of threads
@@ -618,10 +676,6 @@
   threshold means fewer functions to process. E.g threshold of 90 means only top
   10 percent of functions with profile will be processed.
 
-- `--mcf-use-rarcs`
-
-  In MCF, consider the possibility of cancelling flow to balance edges
-
 - `--memcpy1-spec=<func1,func2:cs1:cs2,func3:cs1,...>`
 
   List of functions with call sites for which to specialize memcpy() for size 1
@@ -710,7 +764,7 @@
   - `none`: do not reorder functions
   - `exec-count`: order by execution count
   - `hfsort`: use hfsort algorithm
-  - `hfsort+`: use hfsort+ algorithm
+  - `hfsort+`: use cache-directed sort
   - `cdsort`: use cache-directed sort
   - `pettis-hansen`: use Pettis-Hansen algorithm
   - `random`: reorder functions randomly
@@ -804,8 +858,8 @@
 
 - `--stale-matching-min-matched-block=<uint>`
 
-  Minimum percent of exact match block for a function to be considered for
-  profile inference.
+  Percentage threshold of matched basic blocks at which stale profile inference
+  is executed.
 
 - `--stale-threshold=<uint>`
 
@@ -853,6 +907,10 @@
 
   Only apply branch boundary alignment in hot code
 
+- `--x86-strip-redundant-address-size`
+
+  Remove redundant Address-Size override prefix
+
 ### BOLT options in relocation mode:
 
 - `--align-macro-fusion=<value>`
@@ -1039,6 +1097,10 @@
 
   Print clusters
 
+- `--print-estimate-edge-counts`
+
+  Print function after edge counts are set for no-LBR profile
+
 - `--print-finalized`
 
   Print function after CFG is finalized
@@ -1071,6 +1133,10 @@
 
   Print functions after inlining optimization
 
+- `--print-large-functions`
+
+  Print functions that could not be overwritten due to excessive size
+
 - `--print-longjmp`
 
   Print functions after longjmp pass
@@ -1166,4 +1232,4 @@
 
 - `--print-options`
 
-  Print non-default options after command line parsing
+  Print non-default options after command line parsing

clang-tools-extra/clang-tidy/utils/DeclRefExprUtils.cpp

@@ -296,7 +296,7 @@ AST_MATCHER_P(DeclRefExpr, doesNotMutateObject, int, Indirections) {
           return false;
         }
         const auto *const Method =
-            dyn_cast<CXXMethodDecl>(OpCall->getDirectCallee());
+            dyn_cast_or_null<CXXMethodDecl>(OpCall->getDirectCallee());
 
         if (Method == nullptr) {
           // This is not a member operator. Typically, a friend operator. These

clang-tools-extra/docs/ReleaseNotes.rst

@@ -398,7 +398,7 @@ Changes in existing checks
   analyzed, so the check now handles the common patterns
   `const auto e = (*vector_ptr)[i]` and `const auto e = vector_ptr->at(i);`.
   Calls to mutable function where there exists a `const` overload are also
-  handled.
+  handled. Fix crash in the case of a non-member operator call.
 
 - Improved :doc:`readability-avoid-return-with-void-value
   <clang-tidy/checks/readability/avoid-return-with-void-value>` check by adding

clang-tools-extra/test/clang-tidy/checkers/performance/unnecessary-copy-initialization.cpp

@@ -906,3 +906,12 @@ void negativeNonConstMemberExpr() {
   }
 }
 
+
+bool operator==(ExpensiveToCopyType, ExpensiveToCopyType);
+
+template<typename T> bool OperatorWithNoDirectCallee(T t) {
+  ExpensiveToCopyType a1;
+  ExpensiveToCopyType a2 = a1;
+  return a1 == t;
+}
+

clang/docs/ClangFormatStyleOptions.rst

@@ -4443,23 +4443,51 @@ the configuration (without a prefix: ``Auto``).
      false:
      import {VeryLongImportsAreAnnoying, VeryLongImportsAreAnnoying, VeryLongImportsAreAnnoying,} from "some/module.js"
 
+.. _KeepEmptyLines:
+
+**KeepEmptyLines** (``KeepEmptyLinesStyle``) :versionbadge:`clang-format 19` :ref:`¶ <KeepEmptyLines>`
+  Which empty lines are kept.  See ``MaxEmptyLinesToKeep`` for how many
+  consecutive empty lines are kept.
+
+  Nested configuration flags:
+
+  Options regarding which empty lines are kept.
+
+  For example, the config below will remove empty lines at start of the
+  file, end of the file, and start of blocks.
+
+
+  .. code-block:: c++
+
+    KeepEmptyLines:
+      AtEndOfFile: false
+      AtStartOfBlock: false
+      AtStartOfFile: false
+
+  * ``bool AtEndOfFile`` Keep empty lines at end of file.
+
+  * ``bool AtStartOfBlock`` Keep empty lines at start of a block.
+
+    .. code-block:: c++
+
+       true:                                  false:
+       if (foo) {                     vs.     if (foo) {
+                                                bar();
+         bar();                               }
+       }
+
+  * ``bool AtStartOfFile`` Keep empty lines at start of file.
+
+
 .. _KeepEmptyLinesAtEOF:
 
 **KeepEmptyLinesAtEOF** (``Boolean``) :versionbadge:`clang-format 17` :ref:`¶ <KeepEmptyLinesAtEOF>`
-  Keep empty lines (up to ``MaxEmptyLinesToKeep``) at end of file.
+  This option is deprecated. See ``AtEndOfFile`` of ``KeepEmptyLines``.
 
 .. _KeepEmptyLinesAtTheStartOfBlocks:
 
 **KeepEmptyLinesAtTheStartOfBlocks** (``Boolean``) :versionbadge:`clang-format 3.7` :ref:`¶ <KeepEmptyLinesAtTheStartOfBlocks>`
-  If true, the empty line at the start of blocks is kept.
-
-  .. code-block:: c++
-
-     true:                                  false:
-     if (foo) {                     vs.     if (foo) {
-                                              bar();
-       bar();                               }
-     }
+  This option is deprecated. See ``AtStartOfBlock`` of ``KeepEmptyLines``.
 
 .. _LambdaBodyIndentation:
 

clang/docs/LanguageExtensions.rst

@@ -657,6 +657,12 @@ Unless specified otherwise operation(±0) = ±0 and operation(±infinity) = ±in
  T __builtin_elementwise_sin(T x)            return the sine of x interpreted as an angle in radians          floating point types
  T __builtin_elementwise_cos(T x)            return the cosine of x interpreted as an angle in radians        floating point types
  T __builtin_elementwise_tan(T x)            return the tangent of x interpreted as an angle in radians       floating point types
+ T __builtin_elementwise_asin(T x)           return the arcsine of x interpreted as an angle in radians       floating point types
+ T __builtin_elementwise_acos(T x)           return the arccosine of x interpreted as an angle in radians     floating point types
+ T __builtin_elementwise_atan(T x)           return the arctangent of x interpreted as an angle in radians    floating point types
+ T __builtin_elementwise_sinh(T x)           return the hyperbolic sine of angle x in radians                 floating point types
+ T __builtin_elementwise_cosh(T x)           return the hyperbolic cosine of angle x in radians               floating point types
+ T __builtin_elementwise_tanh(T x)           return the hyperbolic tangent of angle x in radians              floating point types
  T __builtin_elementwise_floor(T x)          return the largest integral value less than or equal to x        floating point types
  T __builtin_elementwise_log(T x)            return the natural logarithm of x                                floating point types
  T __builtin_elementwise_log2(T x)           return the base 2 logarithm of x                                 floating point types
@@ -5339,7 +5345,7 @@ The ``#pragma clang section`` directive obeys the following rules:
 
 * The pragma clang section is enabled automatically, without need of any flags.
 
-* This feature is only defined to work sensibly for ELF targets.
+* This feature is only defined to work sensibly for ELF and Mach-O targets.
 
 * If section name is specified through _attribute_((section("myname"))), then
   the attribute name gains precedence.

clang/docs/ReleaseNotes.rst

@@ -71,6 +71,11 @@ C++ Specific Potentially Breaking Changes
 
   To fix this, update libstdc++ to version 14.1.1 or greater.
 
+- Clang now emits errors when Thread Safety Analysis trylock attributes are
+  applied to functions or methods with incompatible return values, such as
+  constructors, destructors, and void-returning functions. This only affects the
+  ``TRY_ACQUIRE`` and ``TRY_ACQUIRE_SHARED`` attributes (and any synonyms).
+
 ABI Changes in This Version
 ---------------------------
 - Fixed Microsoft name mangling of implicitly defined variables used for thread
@@ -95,13 +100,17 @@ ABI Changes in This Version
 - Fixed Microsoft calling convention when returning classes that have a deleted
   copy assignment operator. Such a class should be returned indirectly.
 
+- Removed the global alias that was pointing to AArch64 Function Multiversioning
+  ifuncs. Its purpose was to preserve backwards compatibility when the ".ifunc"
+  suffix got removed from the name mangling. The alias interacts badly with
+  GlobalOpt (see the issue #96197).
+
 - Fixed Microsoft name mangling for auto non-type template arguments of pointer
   type for MSVC 1920+. This change resolves incompatibilities with code compiled
   by MSVC 1920+ but will introduce incompatibilities with code compiled by
   earlier versions of Clang unless such code is built with the compiler option
   `-fms-compatibility-version=19.14` to imitate the MSVC 1914 mangling behavior.
 
-
 AST Dumping Potentially Breaking Changes
 ----------------------------------------
 
@@ -511,6 +520,11 @@ Attribute Changes in Clang
      };
 
 
+- Introduced new function type attributes ``[[clang::nonblocking]]``, ``[[clang::nonallocating]]``,
+  ``[[clang::blocking]]``, and ``[[clang::allocating]]``, with GNU-style variants as well.
+  The attributes declare constraints about a function's behavior pertaining to blocking and
+  heap memory allocation.
+
 Improvements to Clang's diagnostics
 -----------------------------------
 - Clang now applies syntax highlighting to the code snippets it
@@ -720,6 +734,11 @@ Bug Fixes in This Version
 
 - Fixed `static_cast` to array of unknown bound. Fixes (#GH62863).
 
+- Clang's Thread Safety Analysis now evaluates trylock success arguments of enum
+  types rather than silently defaulting to false. This fixes a class of false
+  negatives where the analysis failed to detect unchecked access to guarded
+  data.
+
 Bug Fixes to Compiler Builtins
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
@@ -914,6 +933,7 @@ Bug Fixes to C++ Support
 - Clang now diagnoses explicit specializations with storage class specifiers in all contexts.
 - Fix an assertion failure caused by parsing a lambda used as a default argument for the value of a
   forward-declared class. (#GH93512).
+- Fixed a bug in access checking inside return-type-requirement of compound requirements. (#GH93788).
 
 Bug Fixes to AST Handling
 ^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -1090,6 +1110,8 @@ clang-format
 - Adds ``AllowShortCaseExpressionOnASingleLine`` option.
 - Adds ``AlignCaseArrows`` suboption to ``AlignConsecutiveShortCaseStatements``.
 - Adds ``LeftWithLastLine`` suboption to ``AlignEscapedNewlines``.
+- Adds ``KeepEmptyLines`` option to deprecate ``KeepEmptyLinesAtEOF``
+  and ``KeepEmptyLinesAtTheStartOfBlocks``.
 
 libclang
 --------