Run aarch32 test in CI

Add building a aarch32 and testing of it to CI

Signed-off-by: Abe Kohandel <[email protected]>

Author: ekohandel

.github/workflows/build.yml

@@ -20,6 +20,7 @@ jobs:
     strategy:
       matrix:
         target:
+          - "thumbv7em-none-eabi"
           - "aarch64-unknown-none-softfloat"
           - "riscv64gc-unknown-none-elf"
           - "x86_64-unknown-linux-gnu"
@@ -52,6 +53,7 @@ jobs:
     strategy:
       matrix:
         target:
+          - "thumbv7em-none-eabi"
           - "aarch64-unknown-none-softfloat"
           - "riscv64gc-unknown-none-elf"
 
@@ -68,7 +70,12 @@ jobs:
       - name: Install QEMU
         run: |
           sudo apt update
-          sudo apt install qemu-system
+          sudo apt install --no-install-recommends qemu-system
+
+      - name: Run tests AARCH32
+        if: matrix.target == 'thumbv7em-none-eabi'
+        run: |
+          RUSTFLAGS="-D warnings -C link-arg=-Ttests/armv7m_mps2an500/link.ld" cargo test --target ${{ matrix.target }} --release
 
       - name: Run tests AARCH64
         if: matrix.target == 'aarch64-unknown-none-softfloat'

tests/test_runner_wrapper.sh

@@ -4,8 +4,7 @@ TIMEOUT="timeout 10"
 if [[ $1 == *"aarch64"* ]]; then
     $TIMEOUT qemu-system-aarch64 -M raspi3b -display none -semihosting -kernel $1
 elif [[ $1 == *"thumbv7em"* ]]; then
-    arm-none-eabi-objcopy -O binary $1 /tmp/qemu_exit_armv7em.bin
-    qemu-system-arm -m 16M -nographic -M mps2-an500 -cpu cortex-m7 -serial mon:stdio -semihosting -kernel /tmp/qemu_exit_armv7em.bin
+    qemu-system-arm -m 16M -nographic -M mps2-an500 -cpu cortex-m7 -serial mon:stdio -semihosting -kernel $1
 elif [[ $1 == *"riscv64"* ]]; then
     $TIMEOUT qemu-system-riscv64 -M virt -bios tests/riscv64_virt/fw_jump.elf -display none -kernel $1
 fi