LLVM and SPIRV-LLVM-Translator pulldown (WW15 2024)

.github/workflows/libcxx-build-and-test.yaml

@@ -38,11 +38,11 @@ env:
   # LLVM POST-BRANCH bump version
   # LLVM POST-BRANCH add compiler test for ToT - 1, e.g. "Clang 17"
   # LLVM RELEASE bump remove compiler ToT - 3, e.g. "Clang 15"
-  LLVM_HEAD_VERSION: "18"   # Used compiler, update POST-BRANCH.
-  LLVM_PREVIOUS_VERSION: "17"
-  LLVM_OLDEST_VERSION: "16"
+  LLVM_HEAD_VERSION: "19"   # Used compiler, update POST-BRANCH.
+  LLVM_PREVIOUS_VERSION: "18"
+  LLVM_OLDEST_VERSION: "17"
   GCC_STABLE_VERSION: "13"
-  LLVM_SYMBOLIZER_PATH: "/usr/bin/llvm-symbolizer-18"
+  LLVM_SYMBOLIZER_PATH: "/usr/bin/llvm-symbolizer-19"
   CLANG_CRASH_DIAGNOSTICS_DIR: "crash_diagnostics"
 
 
@@ -59,8 +59,8 @@ jobs:
           'generic-cxx26',
           'generic-modules'
         ]
-        cc: [  'clang-18' ]
-        cxx: [ 'clang++-18' ]
+        cc: [  'clang-19' ]
+        cxx: [ 'clang++-19' ]
         clang_tidy: [ 'ON' ]
         include:
           - config: 'generic-gcc'
@@ -100,22 +100,22 @@ jobs:
           'generic-cxx20',
           'generic-cxx23'
         ]
-        cc: [ 'clang-18' ]
-        cxx: [ 'clang++-18' ]
+        cc: [ 'clang-19' ]
+        cxx: [ 'clang++-19' ]
         clang_tidy: [ 'ON' ]
         include:
           - config: 'generic-gcc-cxx11'
             cc: 'gcc-13'
             cxx: 'g++-13'
             clang_tidy: 'OFF'
-          - config: 'generic-cxx23'
-            cc: 'clang-16'
-            cxx: 'clang++-16'
-            clang_tidy: 'OFF'
           - config: 'generic-cxx23'
             cc: 'clang-17'
             cxx: 'clang++-17'
             clang_tidy: 'OFF'
+          - config: 'generic-cxx26'
+            cc: 'clang-18'
+            cxx: 'clang++-18'
+            clang_tidy: 'ON'
     steps:
       - uses: actions/checkout@v4
       - name: ${{ matrix.config }}
@@ -186,8 +186,8 @@ jobs:
       - name: ${{ matrix.config }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
-          CC: clang-18
-          CXX: clang++-18
+          CC: clang-19
+          CXX: clang++-19
           ENABLE_CLANG_TIDY: "OFF"
       - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 # v4.3.0
         if: always()

.github/workflows/release-lit.yml

@@ -58,7 +58,7 @@ jobs:
           cd llvm/utils/lit
           # Remove 'dev' suffix from lit version.
           sed -i 's/ + "dev"//g' lit/__init__.py
-          python3 setup.py sdist
+          python3 setup.py sdist bdist_wheel
 
       - name: Upload lit to test.pypi.org
         uses: pypa/gh-action-pypi-publish@release/v1

bolt/include/bolt/Profile/BoltAddressTranslation.h

@@ -19,6 +19,7 @@
 #include <unordered_map>
 
 namespace llvm {
+class MCSymbol;
 class raw_ostream;
 
 namespace object {
@@ -123,6 +124,13 @@ class BoltAddressTranslation {
   std::unordered_map<uint32_t, std::vector<uint32_t>>
   getBFBranches(uint64_t FuncOutputAddress) const;
 
+  /// For a given \p Symbol in the output binary and known \p InputOffset
+  /// return a corresponding pair of parent BinaryFunction and secondary entry
+  /// point in it.
+  std::pair<const BinaryFunction *, unsigned>
+  translateSymbol(const BinaryContext &BC, const MCSymbol &Symbol,
+                  uint32_t InputOffset) const;
+
 private:
   /// Helper to update \p Map by inserting one or more BAT entries reflecting
   /// \p BB for function located at \p FuncAddress. At least one entry will be
@@ -158,6 +166,10 @@ class BoltAddressTranslation {
   /// Map a function to its secondary entry points vector
   std::unordered_map<uint64_t, std::vector<uint32_t>> SecondaryEntryPointsMap;
 
+  /// Return a secondary entry point ID for a function located at \p Address and
+  /// \p Offset within that function.
+  unsigned getSecondaryEntryPointId(uint64_t Address, uint32_t Offset) const;
+
   /// Links outlined cold bocks to their original function
   std::map<uint64_t, uint64_t> ColdPartSource;
 

bolt/include/bolt/Profile/YAMLProfileWriter.h

@@ -15,6 +15,7 @@
 
 namespace llvm {
 namespace bolt {
+class BoltAddressTranslation;
 class RewriteInstance;
 
 class YAMLProfileWriter {
@@ -31,8 +32,16 @@ class YAMLProfileWriter {
   /// Save execution profile for that instance.
   std::error_code writeProfile(const RewriteInstance &RI);
 
-  static yaml::bolt::BinaryFunctionProfile convert(const BinaryFunction &BF,
-                                                   bool UseDFS);
+  static yaml::bolt::BinaryFunctionProfile
+  convert(const BinaryFunction &BF, bool UseDFS,
+          const BoltAddressTranslation *BAT = nullptr);
+
+  /// Set CallSiteInfo destination fields from \p Symbol and return a target
+  /// BinaryFunction for that symbol.
+  static const BinaryFunction *
+  setCSIDestination(const BinaryContext &BC, yaml::bolt::CallSiteInfo &CSI,
+                    const MCSymbol *Symbol, const BoltAddressTranslation *BAT,
+                    uint32_t Offset = 0);
 };
 
 } // namespace bolt