Create GitHub workflow to run ASM tests (#8)

* Create GitHub workflow to run ASM tests

* Specify path

* Attempt #3

* Set bash flags to print commands, stop on first error

* Remove clear command from test_asm.sh

* Use clang

.github/workflows/asm_tests.yml

@@ -0,0 +1,23 @@
+name: x86 assembler tests
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install dependencies
+        run: |
+          set -x
+          sudo apt-get update -q || :
+          sudo apt-get install --no-install-recommends -q -y build-essential
+      - name: git config
+        run: |
+          git config --global advice.detachedHead 0
+          git config --global init.defaultBranch garbage
+      - uses: actions/checkout@v2
+        with:
+          path: src
+      - name: Run ASM tests
+        run: ./test_asm.sh
+        working-directory: src

test_asm.sh

@@ -1,7 +1,5 @@
-# NOTE: I did not know what would be the sensible way to compile
-# and run these tests from the Ruby makefile
-
-clear
+set -e
+set -x
 
 clang -std=gnu99 -Wall -Werror -Wshorten-64-to-32 yjit_asm.c yjit_asm_tests.c -o asm_test