flutter-engine-arm* CI

.github/workflows/flutter-engine-arm64.yaml

@@ -0,0 +1,116 @@
+name: Linux arm64
+
+on:
+  pull_request:
+    types: [ opened, synchronize, reopened, closed ]
+  release:
+    types: [ published, created, edited ]
+  workflow_dispatch:
+
+jobs:
+  linux-arm64:
+
+    env:
+      # TODO - hard coded for now
+      SRCREV: "c9b9d5780da342eb3f0f5e439a7db06f7d112575"
+
+    runs-on: [self-hosted, linux, x64]
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - name: Install packages
+        run: |
+          git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git
+
+      - name: Get Flutter Source
+        run: |
+          export PATH=$PATH:$PWD/depot_tools
+          export VPYTHON_VIRTUALENV_ROOT=$PWD/vpython
+          gclient config --spec 'solutions=[{"name":"src/flutter","url":"https://github.com/flutter/engine.git","deps_file":"DEPS","managed":False,"custom_deps":{},"custom_vars":{"download_android_deps":False,"download_windows_deps":False,"download_linux_deps":True}}]'
+          gclient sync --force --shallow --no-history -R -D --revision $SRCREV -j$(nproc) -v
+
+          PATCH_DIR=$PWD/patches
+
+          # fetch arm64 sysroot
+          cd src
+          build/linux/sysroot_scripts/install-sysroot.py --arch=arm64
+
+          git apply $PATCH_DIR/0001-clang-toolchain.patch
+          cd flutter
+          git apply $PATCH_DIR/0001-export-GPU-symbols.patch
+
+      - name: Build Debug
+        working-directory: src
+        run: |
+          export PATH=$PATH:$PWD/../depot_tools
+          export VPYTHON_VIRTUALENV_ROOT=$PWD/vpython
+          ./flutter/tools/gn --runtime-mode=debug \
+            --embedder-for-target \
+            --no-build-embedder-examples \
+            --enable-impeller-3d \
+            --no-goma --no-rbe \
+            --no-stripped --no-enable-unittests \
+            --linux-cpu arm64 \
+            --target-os linux \
+            --target-sysroot $PWD/build/linux/debian_sid_arm64-sysroot \
+            --target-toolchain $PWD/flutter/buildtools/linux-x64/clang \
+            --target-triple aarch64-unknown-linux-gnu
+
+          ninja -C out/linux_debug_arm64
+
+      - name: Publish Debug
+        working-directory: src/out/linux_debug_arm64
+        run: |
+          ls -laR exe.unstripped
+          ls -la *.so
+
+      - name: Build Release
+        working-directory: src
+        run: |
+          export PATH=$PATH:$PWD/../depot_tools
+          export VPYTHON_VIRTUALENV_ROOT=$PWD/vpython
+          ./flutter/tools/gn --runtime-mode=release \
+            --embedder-for-target \
+            --no-build-embedder-examples \
+            --enable-impeller-3d \
+            --no-goma --no-rbe \
+            --no-stripped --no-enable-unittests \
+            --linux-cpu arm64 \
+            --target-os linux \
+            --target-sysroot $PWD/build/linux/debian_sid_arm64-sysroot \
+            --target-toolchain $PWD/flutter/buildtools/linux-x64/clang \
+            --target-triple aarch64-unknown-linux-gnu
+          ninja -C out/linux_release_arm64
+
+      - name: Publish Release
+        working-directory: src/out/linux_release_arm64
+        run: |
+          ls -laR exe.unstripped
+          ls -la *.so
+
+      - name: Build Profile
+        working-directory: src
+        run: |
+          export PATH=$PATH:$PWD/../depot_tools
+          export VPYTHON_VIRTUALENV_ROOT=$PWD/vpython
+          ./flutter/tools/gn --runtime-mode=profile \
+            --embedder-for-target \
+            --no-build-embedder-examples \
+            --enable-impeller-3d \
+            --no-goma --no-rbe \
+            --no-stripped --no-enable-unittests \
+            --linux-cpu arm64 \
+            --target-os linux \
+            --target-sysroot $PWD/build/linux/debian_sid_arm64-sysroot \
+            --target-toolchain $PWD/flutter/buildtools/linux-x64/clang \
+            --target-triple aarch64-unknown-linux-gnu
+          ninja -C out/linux_profile_arm64
+
+      - name: Publish Profile
+        working-directory: src/out/linux_profile_arm64
+        run: |
+          ls -laR exe.unstripped
+          ls -la *.so

.github/workflows/flutter-engine-armv7hf.yaml

@@ -0,0 +1,121 @@
+name: Linux armv7hf
+
+on:
+  pull_request:
+    types: [ opened, synchronize, reopened, closed ]
+  release:
+    types: [ published, created, edited ]
+  workflow_dispatch:
+
+jobs:
+  linux-armv7hf:
+
+    env:
+      # TODO - hard coded for now
+      SRCREV: "c9b9d5780da342eb3f0f5e439a7db06f7d112575"
+
+    runs-on: [self-hosted, linux, x64]
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - name: Install packages
+        run: |
+          git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git
+
+      - name: Get Flutter Source
+        run: |
+          export PATH=$PATH:$PWD/depot_tools
+          export VPYTHON_VIRTUALENV_ROOT=$PWD/vpython
+          gclient config --spec 'solutions=[{"name":"src/flutter","url":"https://github.com/flutter/engine.git","deps_file":"DEPS","managed":False,"custom_deps":{},"custom_vars":{"download_android_deps":False,"download_windows_deps":False,"download_linux_deps":True}}]'
+          gclient sync --force --shallow --no-history -R -D --revision $SRCREV -j$(nproc) -v
+
+          PATCH_DIR=$PWD/patches
+
+          # fetch arm sysroot
+          cd src
+          build/linux/sysroot_scripts/install-sysroot.py --arch=arm
+
+          git apply $PATCH_DIR/0001-clang-toolchain.patch
+          cd flutter
+          git apply $PATCH_DIR/0001-export-GPU-symbols.patch
+
+      - name: Build Debug
+        working-directory: src
+        run: |
+          export PATH=$PATH:$PWD/../depot_tools
+          export VPYTHON_VIRTUALENV_ROOT=$PWD/vpython
+          ./flutter/tools/gn --runtime-mode=debug \
+            --embedder-for-target \
+            --no-build-embedder-examples \
+            --enable-impeller-3d \
+            --no-goma --no-rbe \
+            --no-stripped --no-enable-unittests \
+            --linux-cpu arm \
+            --arm-float-abi hard \
+            --target-os linux \
+            --target-sysroot $PWD/build/linux/debian_sid_arm-sysroot \
+            --target-toolchain $PWD/flutter/buildtools/linux-x64/clang \
+            --target-triple armv7-unknown-linux-gnueabihf
+
+          ninja -C out/linux_debug_arm
+
+      - name: Publish Debug
+        working-directory: src/out/linux_debug_arm
+        run: |
+          ls -laR clang_x64/exe.unstripped
+          ls -la *.so
+
+      - name: Build Release
+        working-directory: src
+        run: |
+          export PATH=$PATH:$PWD/../depot_tools
+          export VPYTHON_VIRTUALENV_ROOT=$PWD/vpython
+          ./flutter/tools/gn --runtime-mode=release \
+            --embedder-for-target \
+            --no-build-embedder-examples \
+            --enable-impeller-3d \
+            --no-goma --no-rbe \
+            --no-stripped --no-enable-unittests \
+            --linux-cpu arm \
+            --arm-float-abi hard \
+            --target-os linux \
+            --target-sysroot $PWD/build/linux/debian_sid_arm-sysroot \
+            --target-toolchain $PWD/flutter/buildtools/linux-x64/clang \
+            --target-triple armv7-unknown-linux-gnueabihf
+
+          ninja -C out/linux_release_arm
+
+      - name: Publish Release
+        working-directory: src/out/linux_release_arm
+        run: |
+          ls -laR clang_x64/exe.unstripped
+          ls -la *.so
+
+      - name: Build Profile
+        working-directory: src
+        run: |
+          export PATH=$PATH:$PWD/../depot_tools
+          export VPYTHON_VIRTUALENV_ROOT=$PWD/vpython
+          ./flutter/tools/gn --runtime-mode=profile \
+            --embedder-for-target \
+            --no-build-embedder-examples \
+            --enable-impeller-3d \
+            --no-goma --no-rbe \
+            --no-stripped --no-enable-unittests \
+            --linux-cpu arm \
+            --arm-float-abi hard \
+            --target-os linux \
+            --target-sysroot $PWD/build/linux/debian_sid_arm-sysroot \
+            --target-toolchain $PWD/flutter/buildtools/linux-x64/clang \
+            --target-triple armv7-unknown-linux-gnueabihf
+
+          ninja -C out/linux_profile_arm
+
+      - name: Publish Profile
+        working-directory: src/out/linux_profile_arm
+        run: |
+          ls -laR clang_x64/exe.unstripped
+          ls -la *.so

patches/0001-clang-toolchain.patch

@@ -0,0 +1,33 @@
+From eb564c8be13a16158056890069deef5bad533529 Mon Sep 17 00:00:00 2001
+From: Joel Winarske <[email protected]>
+Date: Mon, 26 Aug 2024 12:25:58 -0700
+Subject: [PATCH] clang toolchain
+
+Signed-off-by: Joel Winarske <[email protected]>
+---
+ build/toolchain/custom/BUILD.gn | 8 ++++----
+ 1 file changed, 4 insertions(+), 4 deletions(-)
+
+diff --git a/build/toolchain/custom/BUILD.gn b/build/toolchain/custom/BUILD.gn
+index 3da5f93..05de4d7 100644
+--- a/build/toolchain/custom/BUILD.gn
++++ b/build/toolchain/custom/BUILD.gn
+@@ -12,11 +12,11 @@ toolchain("custom") {
+   # these values in our scope.
+   cc = "${toolchain_bin}/clang"
+   cxx = "${toolchain_bin}/clang++"
+-  ar = "${toolchain_bin}/${custom_target_triple}-ar"
++  ar = "${toolchain_bin}/llvm-ar"
+   ld = "${toolchain_bin}/clang++"
+-  readelf = "${toolchain_bin}/${custom_target_triple}-readelf"
+-  nm = "${toolchain_bin}/${custom_target_triple}-nm"
+-  strip = "${toolchain_bin}/${custom_target_triple}-strip"
++  readelf = "${toolchain_bin}/llvm-readelf"
++  nm = "${toolchain_bin}/llvm-nm"
++  strip = "${toolchain_bin}/llvm-strip"
+
+   target_triple_flags = "--target=${custom_target_triple}"
+   sysroot_flags = "--sysroot ${custom_sysroot}"
+-- 
+2.43.5
+