From 78a0d8f9560e59af18a3b54c81b19fd224a1937c Mon Sep 17 00:00:00 2001
From: Arseniy Obolenskiy <gooddoog@student.su>
Date: Mon, 8 Jun 2026 18:54:21 +0200
Subject: [PATCH] [CI] Add shared macOS toolchain setup action

---
 .../actions/setup-macos-toolchain/action.yml  | 15 +++++++++
 .github/workflows/mac.yml                     | 33 ++++---------------
 .github/workflows/perf.yml                    |  9 ++---
 3 files changed, 23 insertions(+), 34 deletions(-)
 create mode 100644 .github/actions/setup-macos-toolchain/action.yml

diff --git a/.github/actions/setup-macos-toolchain/action.yml b/.github/actions/setup-macos-toolchain/action.yml
new file mode 100644
index 00000000..51da2f8f
--- /dev/null
+++ b/.github/actions/setup-macos-toolchain/action.yml
@@ -0,0 +1,15 @@
+name: 'Setup macOS Toolchain'
+description: 'Configure Xcode, Homebrew packages, MPI, LLVM, OpenMP, OpenSSL, and ninja'
+runs:
+  using: 'composite'
+  steps:
+    - name: Install Xcode
+      uses: maxim-lobanov/setup-xcode@v1
+      with:
+        xcode-version: 'latest-stable'
+    - name: Setup environment
+      shell: bash
+      run: |
+        brew update
+        brew install ninja mpich llvm libomp openssl
+        brew link libomp --overwrite --force
diff --git a/.github/workflows/mac.yml b/.github/workflows/mac.yml
index 5bb8dd89..c8a42d28 100644
--- a/.github/workflows/mac.yml
+++ b/.github/workflows/mac.yml
@@ -22,15 +22,8 @@ jobs:
       - uses: actions/checkout@v6
         with:
           submodules: recursive
-      - name: Install Xcode
-        uses: maxim-lobanov/setup-xcode@v1
-        with:
-          xcode-version: 'latest-stable'
-      - name: Setup environment
-        run: |
-          brew update
-          brew install ninja mpich llvm libomp openssl
-          brew link libomp --overwrite --force
+      - name: Setup macOS toolchain
+        uses: ./.github/actions/setup-macos-toolchain
       - name: ccache
         uses: hendrikmuhs/ccache-action@v1.2
         with:
@@ -63,15 +56,8 @@ jobs:
     runs-on: macOS-latest
     steps:
       - uses: actions/checkout@v6
-      - name: Install Xcode
-        uses: maxim-lobanov/setup-xcode@v1
-        with:
-          xcode-version: 'latest-stable'
-      - name: Setup environment
-        run: |
-          brew update
-          brew install ninja mpich llvm libomp openssl
-          brew link libomp --overwrite --force
+      - name: Setup macOS toolchain
+        uses: ./.github/actions/setup-macos-toolchain
       - name: Download installed package
         uses: actions/download-artifact@v8
         with:
@@ -95,15 +81,8 @@ jobs:
     runs-on: macOS-latest
     steps:
       - uses: actions/checkout@v6
-      - name: Install Xcode
-        uses: maxim-lobanov/setup-xcode@v1
-        with:
-          xcode-version: 'latest-stable'
-      - name: Setup environment
-        run: |
-          brew update
-          brew install ninja mpich llvm libomp openssl
-          brew link libomp --overwrite --force
+      - name: Setup macOS toolchain
+        uses: ./.github/actions/setup-macos-toolchain
       - name: Download installed package
         uses: actions/download-artifact@v8
         with:
diff --git a/.github/workflows/perf.yml b/.github/workflows/perf.yml
index b6c6d769..04c489a8 100644
--- a/.github/workflows/perf.yml
+++ b/.github/workflows/perf.yml
@@ -48,15 +48,10 @@ jobs:
     runs-on: macOS-latest
     steps:
       - uses: actions/checkout@v6
-      - name: Install Xcode
-        uses: maxim-lobanov/setup-xcode@v1
-        with:
-          xcode-version: 'latest-stable'
+      - name: Setup macOS toolchain
+        uses: ./.github/actions/setup-macos-toolchain
       - name: Setup environment
         run: |
-          brew update
-          brew install ninja mpich llvm libomp openssl
-          brew link libomp --overwrite --force
           python3 -m pip install -r requirements.txt --break-system-packages
       - name: Download installed package
         uses: actions/download-artifact@v8