replace MRI.createGenericVirtualRegister with buildGlobalValue

Created using spr 1.3.6-beta.1

Author: MaskRay

.arcconfig

@@ -233,10 +233,7 @@ linux_projects=$(add-dependencies ${linux_projects_to_test} | sort | uniq)
 
 windows_projects_to_test=$(exclude-windows $(compute-projects-to-test ${modified_projects}))
 windows_check_targets=$(check-targets ${windows_projects_to_test} | sort | uniq)
-# Temporary disable the windows job.
-# See https://discourse.llvm.org/t/rfc-future-of-windows-pre-commit-ci/76840
-#windows_projects=$(add-dependencies ${windows_projects_to_test} | sort | uniq)
-windows_projects=""
+windows_projects=$(add-dependencies ${windows_projects_to_test} | sort | uniq)
 
 # Generate the appropriate pipeline
 if [[ "${linux_projects}" != "" ]]; then

.arclint

@@ -38,6 +38,12 @@ targets="${2}"
 
 echo "--- cmake"
 pip install -q -r ${MONOREPO_ROOT}/mlir/python/requirements.txt
+
+# The CMAKE_*_LINKER_FLAGS to disable the manifest come from research
+# on fixing a build reliability issue on the build server, please
+# see https://github.com/llvm/llvm-project/pull/82393 and
+# https://discourse.llvm.org/t/rfc-future-of-windows-pre-commit-ci/76840/40
+# for further information.
 cmake -S ${MONOREPO_ROOT}/llvm -B ${BUILD_DIR} \
       -D LLVM_ENABLE_PROJECTS="${projects}" \
       -G Ninja \
@@ -49,7 +55,10 @@ cmake -S ${MONOREPO_ROOT}/llvm -B ${BUILD_DIR} \
       -D COMPILER_RT_BUILD_ORC=OFF \
       -D CMAKE_C_COMPILER_LAUNCHER=sccache \
       -D CMAKE_CXX_COMPILER_LAUNCHER=sccache \
-      -D MLIR_ENABLE_BINDINGS_PYTHON=ON
+      -D MLIR_ENABLE_BINDINGS_PYTHON=ON \
+      -D CMAKE_EXE_LINKER_FLAGS="/MANIFEST:NO" \
+      -D CMAKE_MODULE_LINKER_FLAGS="/MANIFEST:NO" \
+      -D CMAKE_SHARED_LINKER_FLAGS="/MANIFEST:NO"
 
 echo "--- ninja"
 # Targets are not escaped as they are passed as separate arguments.

.ci/generate-buildkite-pipeline-premerge

@@ -822,9 +822,56 @@ backend:X86:
   - llvm/lib/TargetParser/X86*
   - llvm/utils/TableGen/X86*
 
+backend:PowerPC:
+  - llvm/include/llvm/BinaryFormat/ELFRelocs/PowerPC*
+  - llvm/include/llvm/BinaryFormat/XCOFF.h
+  - llvm/include/llvm/IR/IntrinsicsPowerPC.td
+  - llvm/lib/CodeGen/AsmPrinter/AIXException.cpp
+  - llvm/lib/Target/PowerPC/**
+  - llvm/test/Analysis/**/PowerPC/**
+  - llvm/test/CodeGen/PowerPC/**
+  - llvm/test/CodeGen/MIR/PowerPC/**
+  - llvm/test/DebugInfo/XCOFF/**
+  - llvm/test/DebugInfo/PowerPC/**
+  - llvm/test/LTO/PowerPC/**
+  - llvm/test/MC/Disassembler/PowerPC/**
+  - llvm/test/MC/PowerPC/**
+  - llvm/test/MC/XCOFF/**
+  - llvm/test/Transforms/**/PowerPC/**
+  - clang/include/clang/Basic/BuiltinsPPC.*
+  - clang/lib/Basic/Targets/PPC.*
+  - clang/lib/CodeGen/Targets/PPC.cpp
+  - clang/lib/Driver/ToolChains/PPC*
+  - clang/lib/Driver/ToolChains/AIX*
+  - clang/lib/Driver/ToolChains/Arch/PPC.*
+  - clang/test/CodeGen/PowerPC/**
+
+backend:SystemZ:
+  - llvm/include/llvm/BinaryFormat/ELFRelocs/SystemZ*
+  - llvm/include/llvm/BinaryFormat/GOFF.h
+  - llvm/include/llvm/IR/IntrinsicsSystemZ.td
+  - llvm/lib/Target/SystemZ/**
+  - llvm/test/Analysis/**/SystemZ/**
+  - llvm/test/CodeGen/SystemZ/**
+  - llvm/test/DebugInfo/SystemZ/**
+  - llvm/test/ExecutionEngine/**/SystemZ/**
+  - llvm/test/MC/Disassembler/SystemZ/**
+  - llvm/test/MC/GOFF/**
+  - llvm/test/MC/SystemZ/**
+  - llvm/test/Transforms/**/SystemZ/**
+  - clang/include/clang/Basic/BuiltinsSystemZ.*
+  - clang/lib/Basic/Targets/SystemZ.*
+  - clang/lib/CodeGen/Targets/SystemZ.cpp
+  - clang/lib/Driver/ToolChains/ZOS*
+  - clang/lib/Driver/ToolChains/Arch/SystemZ.*
+  - clang/test/CodeGen/SystemZ/**
+
 third-party:unittests:
   - third-party/unittests/**
 
+third-party:benchmark:
+  - third-party/benchmark/**
+
 llvm:binary-utilities:
   - llvm/docs/CommandGuide/llvm-*
   - llvm/include/llvm/BinaryFormat/**

.ci/monolithic-windows.sh

@@ -77,14 +77,18 @@ jobs:
           cp ./.github/workflows/containers/github-action-ci/storage.conf ~/.config/containers/storage.conf
           podman info
 
+        # Download the container image into /mnt/podman rather than
+        # $GITHUB_WORKSPACE to avoid space limitations on the default drive
+        # and use the permissions setup for /mnt/podman.
       - name: Download stage1-toolchain
         uses: actions/download-artifact@v4
         with:
           name: stage1-toolchain
+          path: /mnt/podman
 
       - name: Load stage1-toolchain
         run: |
-          podman load -i stage1-toolchain.tar
+          podman load -i /mnt/podman/stage1-toolchain.tar
 
       - name: Build Container
         working-directory: ./.github/workflows/containers/github-action-ci/

.github/new-prs-labeler.yml

@@ -28,6 +28,7 @@ on:
       - 'polly/docs/**'
       - 'flang/docs/**'
       - 'flang/include/flang/Optimizer/Dialect/FIROps.td'
+      - '.github/workflows/docs.yml'
   pull_request:
     paths:
       - 'llvm/docs/**'
@@ -45,6 +46,7 @@ on:
       - 'polly/docs/**'
       - 'flang/docs/**'
       - 'flang/include/flang/Optimizer/Dialect/FIROps.td'
+      - '.github/workflows/docs.yml'
 
 jobs:
   check-docs-build:
@@ -162,8 +164,6 @@ jobs:
           TZ=UTC ninja -C polly-build docs-polly-html docs-polly-man
       - name: Build Flang docs
         if: steps.docs-changed-subprojects.outputs.flang_any_changed == 'true'
-        # TODO(boomanaiden154): Remove the SPHINX_WARNINGS_AS_ERRORS from the
-        # CMake invocation once the warnings in the flang docs build are fixed.
         run: |
-          cmake -B flang-build -GNinja -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_PROJECTS="clang;mlir;flang" -DLLVM_ENABLE_SPHINX=ON -DSPHINX_WARNINGS_AS_ERRORS=OFF ./llvm
-          TZ=UTC ninja -C flang-build docs-flang-html docs-flang-man
+          cmake -B flang-build -GNinja -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_PROJECTS="clang;mlir;flang" -DLLVM_ENABLE_SPHINX=ON ./llvm
+          TZ=UTC ninja -C flang-build docs-flang-html

.github/workflows/approved-prs.yml

@@ -58,6 +58,10 @@ jobs:
   lit-tests:
     name: Lit Tests
     runs-on: ${{ matrix.os }}
+    container:
+      image: ${{(startsWith(matrix.os, 'ubuntu') && 'ghcr.io/llvm/ci-ubuntu-22.04:latest') || null}}
+      volumes:
+        - /mnt/:/mnt/
     strategy:
       fail-fast: false
       matrix:
@@ -77,6 +81,7 @@ jobs:
         with:
           python-version: ${{ inputs.python_version }}
       - name: Install Ninja
+        if: runner.os != 'Linux'
         uses: llvm/actions/install-ninja@main
       # actions/checkout deletes any existing files in the new git directory,
       # so this needs to either run before ccache-action or it has to use
@@ -108,8 +113,8 @@ jobs:
         run: |
           if [ "${{ runner.os }}" == "Linux" ]; then
             builddir="/mnt/build/"
-            sudo mkdir -p $builddir
-            sudo chown `whoami`:`whoami` $builddir
+            mkdir -p $builddir
+            extra_cmake_args="-DCMAKE_CXX_COMPILER=clang++ -DCMAKE_C_COMPILER=clang"
           else
             builddir="$(pwd)"/build
           fi
@@ -123,6 +128,7 @@ jobs:
                 -DLLDB_INCLUDE_TESTS=OFF \
                 -DCMAKE_C_COMPILER_LAUNCHER=sccache \
                 -DCMAKE_CXX_COMPILER_LAUNCHER=sccache \
+                $extra_cmake_args \
                 ${{ inputs.extra_cmake_args }}
           ninja -C "$builddir" '${{ inputs.build_target }}'
 

.github/workflows/build-ci-container.yml

@@ -28,6 +28,7 @@ jobs:
     name: Create a New Release
     runs-on: ubuntu-latest
     needs: validate-tag
+
     steps:
       - name: Install Dependencies
         run: |
@@ -40,8 +41,9 @@ jobs:
       - name: Create Release
         env:
           GITHUB_TOKEN: ${{ github.token }}
+          USER_TOKEN: ${{ secrets.RELEASE_TASKS_USER_TOKEN }}
         run: |
-          ./llvm/utils/release/./github-upload-release.py --token "$GITHUB_TOKEN" --release ${{ needs.validate-tag.outputs.release-version }} --user ${{ github.actor }} create
+          ./llvm/utils/release/./github-upload-release.py --token "$GITHUB_TOKEN" --release ${{ needs.validate-tag.outputs.release-version }} --user ${{ github.actor }} --user-token "$USER_TOKEN" create
   release-documentation:
     name: Build and Upload Release Documentation
     needs:

.github/workflows/docs.yml

@@ -16,7 +16,7 @@ files needed to process intermediate representations and convert them into
 object files. Tools include an assembler, disassembler, bitcode analyzer, and
 bitcode optimizer.
 
-C-like languages use the [Clang](http://clang.llvm.org/) frontend. This
+C-like languages use the [Clang](https://clang.llvm.org/) frontend. This
 component compiles C, C++, Objective-C, and Objective-C++ code into LLVM bitcode
 -- and from there into object files, using LLVM.
 

.github/workflows/llvm-project-tests.yml

@@ -997,6 +997,10 @@ class BinaryContext {
     return getUniqueSectionByName(".gdb_index");
   }
 
+  ErrorOr<BinarySection &> getDebugNamesSection() const {
+    return getUniqueSectionByName(".debug_names");
+  }
+
   /// @}
 
   /// Register \p TargetFunction as a fragment of \p Function if checks pass:

.github/workflows/release-tasks.yml

@@ -2056,6 +2056,14 @@ class BinaryFunction {
   /// Returns false if disassembly failed.
   Error disassemble();
 
+  /// An external interface to register a branch while the function is in
+  /// disassembled state. Allows to make custom modifications to the
+  /// disassembler. E.g., a pre-CFG pass can add an instruction and register
+  /// a branch that will later be used during the CFG construction.
+  ///
+  /// Return a label at the branch destination.
+  MCSymbol *registerBranch(uint64_t Src, uint64_t Dst);
+
   Error handlePCRelOperand(MCInst &Instruction, uint64_t Address,
                            uint64_t Size);
 

README.md

@@ -139,10 +139,7 @@ class BinarySection {
     Alignment = NewAlignment;
     ELFType = NewELFType;
     ELFFlags = NewELFFlags;
-    OutputSize = NewSize;
-    OutputContents = StringRef(reinterpret_cast<const char *>(NewData),
-                               NewData ? NewSize : 0);
-    IsFinalized = true;
+    updateContents(NewData, NewSize);
   }
 
 public:
@@ -484,9 +481,18 @@ class BinarySection {
   void flushPendingRelocations(raw_pwrite_stream &OS,
                                SymbolResolverFuncTy Resolver);
 
-  /// Change contents of the section.
-  void updateContents(const uint8_t *Data, size_t NewSize) {
-    OutputContents = StringRef(reinterpret_cast<const char *>(Data), NewSize);
+  /// Change contents of the section. Unless the section has a valid SectionID,
+  /// the memory passed in \p NewData will be managed by the instance of
+  /// BinarySection.
+  void updateContents(const uint8_t *NewData, size_t NewSize) {
+    if (getOutputData() && !hasValidSectionID() &&
+        (!hasSectionRef() ||
+         OutputContents.data() != getContentsOrQuit(Section).data())) {
+      delete[] getOutputData();
+    }
+
+    OutputContents = StringRef(reinterpret_cast<const char *>(NewData),
+                               NewData ? NewSize : 0);
     OutputSize = NewSize;
     IsFinalized = true;
   }

bolt/include/bolt/Core/BinaryContext.h

@@ -16,6 +16,7 @@
 #define BOLT_CORE_DIE_BUILDER_H
 
 #include "bolt/Core/BinaryContext.h"
+#include "bolt/Core/DebugNames.h"
 #include "llvm/CodeGen/DIE.h"
 #include "llvm/DebugInfo/DWARF/DWARFAbbreviationDeclaration.h"
 #include "llvm/DebugInfo/DWARF/DWARFDie.h"
@@ -124,9 +125,10 @@ class DIEBuilder {
   std::vector<std::unique_ptr<DIEAbbrev>> Abbreviations;
   BinaryContext &BC;
   DWARFContext *DwarfContext{nullptr};
-  bool IsDWO{false};
+  DWARFUnit *SkeletonCU{nullptr};
   uint64_t UnitSize{0};
   llvm::DenseSet<uint64_t> AllProcessed;
+  DWARF5AcceleratorTable &DebugNamesTable;
 
   /// Returns current state of the DIEBuilder
   State &getState() { return *BuilderState.get(); }
@@ -206,8 +208,8 @@ class DIEBuilder {
   /// Update references once the layout is finalized.
   void updateReferences();
 
-  /// Update the Offset and Size of DIE.
-  uint32_t computeDIEOffset(const DWARFUnit &CU, DIE &Die, uint32_t &CurOffset);
+  /// Update the Offset and Size of DIE, populate DebugNames table.
+  uint32_t finalizeDIEs(DWARFUnit &CU, DIE &Die, uint32_t &CurOffset);
 
   void registerUnit(DWARFUnit &DU, bool NeedSort);
 
@@ -264,8 +266,13 @@ class DIEBuilder {
   /// current Section.
   DIE *constructDIEFast(DWARFDie &DDie, DWARFUnit &U, uint32_t UnitId);
 
+  /// Returns true if this DIEBUilder is for DWO Unit.
+  bool isDWO() const { return SkeletonCU != nullptr; }
+
 public:
-  DIEBuilder(BinaryContext &BC, DWARFContext *DwarfContext, bool IsDWO = false);
+  DIEBuilder(BinaryContext &BC, DWARFContext *DwarfContext,
+             DWARF5AcceleratorTable &DebugNamesTable,
+             DWARFUnit *SkeletonCU = nullptr);
 
   /// Returns enum to what we are currently processing.
   ProcessingType getCurrentProcessingState() { return getState().Type; }