feat: Set up based on sse2neon

.clang-format

@@ -0,0 +1,19 @@
+BasedOnStyle: Chromium
+Language: Cpp
+MaxEmptyLinesToKeep: 3
+IndentCaseLabels: false
+AllowShortIfStatementsOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortLoopsOnASingleLine: false
+DerivePointerAlignment: false
+PointerAlignment: Right
+SpaceAfterCStyleCast: true
+TabWidth: 4
+UseTab: Never
+IndentWidth: 4
+BreakBeforeBraces: Linux
+AccessModifierOffset: -4
+ForEachMacros:
+  - SET_FOREACH
+  - RB_FOREACH
+AlignEscapedNewlines: Left

.github/workflows/github_actions.yml

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+name: Github Actions
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  cross_compile_tests:
+    runs-on: ubuntu-20.04
+    steps:
+      - name: checkout code
+        uses: actions/checkout@v3.2.0
+      - name: setup riscv toolchain
+        run: |
+          mkdir /opt/riscv
+          export PATH=$PATH:/opt/riscv/bin
+          wget https://github.com/riscv-collab/riscv-gnu-toolchain/releases/download/2023.10.18/riscv64-elf-ubuntu-20.04-gcc-nightly-2023.10.18-nightly.tar.gz
+          sudo tar -xzf riscv64-elf-ubuntu-20.04-gcc-nightly-2023.10.18-nightly.tar.gz -C /opt/
+          
+      - name: run tests
+        run: |
+          export PATH=$PATH:/opt/riscv/bin
+          sh scripts/cross-test.sh qemu
+
+  check_test_cases:
+    runs-on: ubuntu-20.04
+    steps:
+      - name: checkout code
+        uses: actions/checkout@v3.2.0
+      - name: build artifact
+        run: |
+          make test
+
+  coding_style:
+    runs-on: ubuntu-20.04
+    steps:
+      - name: checkout code
+        uses: actions/checkout@v3.2.0
+      - name: style check
+        run: |
+            sudo apt-get install -q -y clang-format-15
+            sh scripts/check-format.sh
+        shell: bash

.gitignore

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+*.exe
+*.o
+*.gch
+tests/*.d
+tests/main
+.vs/
+Debug/
+Release/