WIP Hcarter/port to cheri linux

.github/workflows/capable-workflow.yml

@@ -0,0 +1,115 @@
+name: snmalloc CI for Morello at The Capable Hub
+
+on:
+  # Triggers the workflow on push or pull request events but only for the main branch
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+    inputs:
+      bootenv_label:
+        description: "Morello host environment"
+        type: string
+        required: true
+        default: "benchmark"
+
+      runqueue_label:
+        description: "Morello runner queue (production or test scripts?)"
+        required: true
+        type: choice
+        options:
+          - "msr-morello"
+          - "msr-morello-test"
+
+jobs:
+  # UNIX-like, but with some needed TLC for the moment, so not folded in to the main unixlike CI.
+  # Morello can't easily self-host since it mixes purecap and hybrid build tools.
+  # We point cmake at the LLVM Clang frontend explicitly lest it pick up the more magic wrappers.
+  morello:
+    strategy:
+      matrix:
+        # Build each combination of OS and release/debug variants
+        os: [ "morello" ]
+        build-type: [ Release, Debug ]
+        caps: [ Hybrid, Purecap ]
+        include:
+          - os: "morello"
+            caps: Hybrid
+            dependencies: >-
+              cmake ninja-build
+            cmake-flags: >
+              -DCMAKE_CXX_COMPILER=/root/llvm-cheri/install/bin/clang++
+              -DCMAKE_C_COMPILER=/root/llvm-cheri/install/bin/clang
+              -DCMAKE_CXX_FLAGS='-march=morello -Xclang -morello-vararg=new'
+              -DCMAKE_C_FLAGS='-march=morello -Xclang -morello-vararg=new'
+          - os: "morello"
+            caps: Purecap
+            dependencies: >-
+              cmake ninja-build
+            cmake-flags: >
+              -DCMAKE_ASM_COMPILER_TARGET=aarch64-unknown-linux-musl_purecap
+              -DCMAKE_C_COMPILER_TARGET=aarch64-unknown-linux-musl_purecap
+              -DCMAKE_CXX_COMPILER_TARGET=aarch64-unknown-linux-musl_purecap
+              -DCMAKE_CXX_COMPILER=/root/llvm-cheri/install/bin/clang++
+              -DCMAKE_C_COMPILER=/root/llvm-cheri/install/bin/clang
+              -DCMAKE_CXX_FLAGS='-march=morello -mabi=purecap -Xclang -morello-vararg=new'
+              -DCMAKE_C_FLAGS='-march=morello -mabi=purecap -Xclang -morello-vararg=new'
+      # Don't abort runners if a single one fails
+      fail-fast: false
+    # Morello needs special handling to get picked up by our self-hosted runners
+    # When/if we do integrate this back into the unixlike matrix above, we could
+    # say something like::
+    #   runs-on: >-
+    #     ${{ (matrix.os == 'morello' && fromJSON('["self-hosted", "msr-morello", "benchmark"]'))
+    #         || matrix.os }}
+    # to dispatch dynamically.
+    runs-on: self-hosted
+    # runs-on: the-capable-hub-aws-ci
+    env:
+        BUILD_DIR: ${{github.workspace}}/volatile/${{ github.job }}
+    container:
+        image: capablehub/cheri-ca-llvm:19-riscv64-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Log environment details
+      run: |
+        uname -a
+        mount
+    - name: Configure CMake
+      run: |
+        # ${{github.workspace}}/build
+        apt-get update
+        apt-get -yy install ${{ matrix.dependencies }}
+        ls -l /root
+        cmake --version
+        which clang
+        ls -l `which clang`
+        clang --version
+        which clang++
+        ls -l `which clang++`
+        clang++ --version
+        mkdir -p ./build
+
+        cmake \
+        -B ./build \
+        -DCMAKE_BUILD_TYPE=${{matrix.build-type}} \
+        -G Ninja ${{ matrix.cmake-flags }} \
+        ${{ matrix.extra-cmake-flags }}
+      # Build with a nice ninja status line
+    - name: Build
+      working-directory: ./build
+      run: |
+        NINJA_STATUS="%p [%f:%s/%t] %o/s, %es" ninja
+    - name: Test file size of binaries is sane
+      working-directory: ./build
+      run: |
+        ls -l func-first_operation-fast ; [ $(ls -l func-first_operation-fast | awk '{ print $5}') -lt 10000000 ]
+      # If the tests are enabled for this job, run them
+    - name: Test
+      if: ${{ matrix.build-only != 'yes' }}
+      working-directory: ${{github.workspace}}/build
+      run: |
+        ctest --output-on-failure -j 4 -C ${{ matrix.build-type }} --timeout 400

.github/workflows/main.yml

@@ -8,11 +8,11 @@ concurrency:
 
 # Controls when the workflow will run
 on:
-  # Triggers the workflow on push or pull request events but only for the master branch
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main, snmalloc1 ]
+  # # Triggers the workflow on push or pull request events but only for the master branch
+  # push:
+  #   branches: [ main ]
+  # pull_request:
+  #   branches: [ main, snmalloc1 ]
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:

.github/workflows/morello.yml

@@ -1,11 +1,11 @@
 name: snmalloc CI for Morello
 
 on:
-  # Triggers the workflow on push or pull request events but only for the main branch
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
+  # # Triggers the workflow on push or pull request events but only for the main branch
+  # push:
+  #   branches: [ main ]
+  # pull_request:
+  #   branches: [ main ]
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:

.github/workflows/reusable-cmake-build.yml

@@ -1,66 +1,66 @@
 name: Reusable CMake Build
 
-on:
-  workflow_call:
-    inputs:
-      os:
-        required: true
-        type: string
-        description: 'Runner OS (e.g., ubuntu-24.04, macos-14, windows-2022)'
-      build-type:
-        required: true
-        type: string
-        description: 'CMake build type (Release, Debug)'
-      cmake-config:
-        required: false
-        type: string
-        default: '-G Ninja'
-        description: 'CMake configuration options (-G, -A, -T, compiler flags)'
-      extra-cmake-flags:
-        required: false
-        type: string
-        default: ''
-        description: 'Additional CMake flags for the project'
-      dependencies:
-        required: false
-        type: string
-        default: ''
-        description: 'Command to install dependencies'
-      build-only:
-        required: false
-        type: boolean
-        default: false
-        description: 'Skip tests if true'
-      self-host:
-        required: false
-        type: boolean
-        default: false
-        description: 'Run self-hosting test'
-      check-binary-size:
-        required: false
-        type: boolean
-        default: true
-        description: 'Check binary size is reasonable'
-      test-exclude-pattern:
-        required: false
-        type: string
-        default: ''
-        description: 'Regex pattern for tests to exclude'
-      test-extra-args:
-        required: false
-        type: string
-        default: ''
-        description: 'Extra arguments for ctest'
-      use-msbuild:
-        required: false
-        type: boolean
-        default: false
-        description: 'Use MSBuild instead of Ninja for building'
-      timeout-minutes:
-        required: false
-        type: number
-        default: 30
-        description: 'Job timeout in minutes'
+# on:
+#   workflow_call:
+#     inputs:
+#       os:
+#         required: true
+#         type: string
+#         description: 'Runner OS (e.g., ubuntu-24.04, macos-14, windows-2022)'
+#       build-type:
+#         required: true
+#         type: string
+#         description: 'CMake build type (Release, Debug)'
+#       cmake-config:
+#         required: false
+#         type: string
+#         default: '-G Ninja'
+#         description: 'CMake configuration options (-G, -A, -T, compiler flags)'
+#       extra-cmake-flags:
+#         required: false
+#         type: string
+#         default: ''
+#         description: 'Additional CMake flags for the project'
+#       dependencies:
+#         required: false
+#         type: string
+#         default: ''
+#         description: 'Command to install dependencies'
+#       build-only:
+#         required: false
+#         type: boolean
+#         default: false
+#         description: 'Skip tests if true'
+#       self-host:
+#         required: false
+#         type: boolean
+#         default: false
+#         description: 'Run self-hosting test'
+#       check-binary-size:
+#         required: false
+#         type: boolean
+#         default: true
+#         description: 'Check binary size is reasonable'
+#       test-exclude-pattern:
+#         required: false
+#         type: string
+#         default: ''
+#         description: 'Regex pattern for tests to exclude'
+#       test-extra-args:
+#         required: false
+#         type: string
+#         default: ''
+#         description: 'Extra arguments for ctest'
+#       use-msbuild:
+#         required: false
+#         type: boolean
+#         default: false
+#         description: 'Use MSBuild instead of Ninja for building'
+#       timeout-minutes:
+#         required: false
+#         type: number
+#         default: 30
+#         description: 'Job timeout in minutes'
 
 jobs:
   build:

.github/workflows/reusable-vm-build.yml

@@ -1,39 +1,39 @@
 name: Reusable VM Build
 
-on:
-  workflow_call:
-    inputs:
-      vm-type:
-        required: true
-        type: string
-        description: 'VM type (freebsd, netbsd, openbsd)'
-      vm-version:
-        required: true
-        type: string
-        description: 'VM version'
-      build-type:
-        required: true
-        type: string
-        description: 'CMake build type'
-      dependencies:
-        required: true
-        type: string
-        description: 'Commands to install dependencies'
-      cmake-flags:
-        required: false
-        type: string
-        default: ''
-        description: 'Additional CMake flags'
-      host-os:
-        required: false
-        type: string
-        default: 'ubuntu-22.04'
-        description: 'Host runner OS'
-      timeout-minutes:
-        required: false
-        type: number
-        default: 25
-        description: 'Job timeout in minutes'
+# on:
+#   workflow_call:
+#     inputs:
+#       vm-type:
+#         required: true
+#         type: string
+#         description: 'VM type (freebsd, netbsd, openbsd)'
+#       vm-version:
+#         required: true
+#         type: string
+#         description: 'VM version'
+#       build-type:
+#         required: true
+#         type: string
+#         description: 'CMake build type'
+#       dependencies:
+#         required: true
+#         type: string
+#         description: 'Commands to install dependencies'
+#       cmake-flags:
+#         required: false
+#         type: string
+#         default: ''
+#         description: 'Additional CMake flags'
+#       host-os:
+#         required: false
+#         type: string
+#         default: 'ubuntu-22.04'
+#         description: 'Host runner OS'
+#       timeout-minutes:
+#         required: false
+#         type: number
+#         default: 25
+#         description: 'Job timeout in minutes'
 
 jobs:
   build:

.github/workflows/rust.yml

@@ -7,10 +7,10 @@ concurrency:
   cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
 
 on:
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
+  # push:
+  #   branches: [ main ]
+  # pull_request:
+  #   branches: [ main ]
 
   workflow_dispatch:
 

src/snmalloc/global/threadalloc.h

@@ -26,6 +26,7 @@
 #    error At most one out of method of thread teardown can be specified.
 #  endif
 #  define SNMALLOC_THREAD_TEARDOWN_DEFINED
+#  define __cxa_thread_atexit_impl __cxa_thread_atexit
 extern "C" int __cxa_thread_atexit_impl(void(func)(void*), void*, void*);
 extern "C" void* __dso_handle;
 #endif