CI: test ARM Cortex targets

closes #32

Author: Jorge Aparicio

.travis.yml

@@ -80,10 +80,39 @@ matrix:
       os: linux
       services: docker
       sudo: required
+    - env: TARGET=thumbv6m-none-eabi
+      os: linux
+      addons:
+        apt:
+          packages: &cortex
+            - binutils-arm-none-eabi
+    - env: TARGET=thumbv7m-none-eabi
+      os: linux
+      addons:
+        apt:
+          packages: *cortex
+    - env: TARGET=thumbv7em-none-eabi
+      os: linux
+      addons:
+        apt:
+          packages: *cortex
     - env: TARGET=x86_64-apple-darwin
       os: osx
     - env: TARGET=x86_64-unknown-linux-gnu
       os: linux
+ - allowed_failures:
+     # Issue #2. Flaky test
+    - env: TARGET=arm-unknown-linux-gnueabi
+      os: linux
+     # Issue #2. Flaky test
+    - env: TARGET=arm-unknown-linux-gnueabihf
+      os: linux
+     # Issue #2. Flaky test
+    - env: TARGET=armv7-unknown-linux-gnueabihf
+      os: linux
+     # Issue #33. Incompatible ASM
+    - env: TARGET=thumbv6m-none-eabi
+      os: linux
 
 before_install:
   - export PATH="$PATH:$HOME/.cargo/bin"

ci/env.sh

@@ -25,8 +25,6 @@ case $TARGET in
         export QEMU_LD_PREFIX=/usr/arm-linux-gnueabihf
         ;;
     armv7-unknown-linux-gnueabihf)
-        # See #2
-        export DONT_RUN_TESTS=y
         export PREFIX=arm-linux-gnueabihf-
         export QEMU_LD_PREFIX=/usr/arm-linux-gnueabihf
         ;;
@@ -66,12 +64,16 @@ case $TARGET in
         ;;
     powerpc64le-unknown-linux-gnu)
         # See #2
-        export DONT_RUN_TESTS=y
+        export RUN_TESTS=n
         if [[ -z $DOCKER ]]; then
             export DOCKER=y
         fi
         export PREFIX=powerpc64le-linux-gnu-
         export QEMU=qemu-ppc64le
         export QEMU_LD_PREFIX=/usr/powerpc64le-linux-gnu
         ;;
+    thumbv*-none-eabi)
+        export RUN_TESTS=n
+        export PREFIX=arm-none-eabi-
+        ;;
 esac

ci/script.sh

@@ -14,14 +14,14 @@ run_tests() {
 
     if [[ $QEMU ]]; then
         cargo test --target $TARGET --no-run
-        if [[ -z $DONT_RUN_TESTS ]]; then
+        if [[ ${RUN_TESTS:-y} == "y" ]]; then
            $QEMU target/**/debug/rustc_builtins-*
         fi
         cargo test --target $TARGET --release --no-run
-        if [[ -z $DONT_RUN_TESTS ]]; then
+        if [[ ${RUN_TESTS:-y} == "y" ]]; then
             $QEMU target/**/release/rustc_builtins-*
         fi
-    elif [[ -z $DONT_RUN_TESTS ]]; then
+    elif [[ ${RUN_TESTS:-y} == "y" ]]; then
         cargo test --target $TARGET
         cargo test --target $TARGET --release
     fi

thumbv6m-none-eabi.json

@@ -0,0 +1,8 @@
+{
+    "arch": "arm",
+    "data-layout": "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64",
+    "llvm-target": "thumbv6m-none-eabi",
+    "os": "none",
+    "target-endian": "little",
+    "target-pointer-width": "32"
+}

thumbv7em-none-eabi.json

@@ -0,0 +1,8 @@
+{
+    "arch": "arm",
+    "data-layout": "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64",
+    "llvm-target": "thumbv7em-none-eabi",
+    "os": "none",
+    "target-endian": "little",
+    "target-pointer-width": "32"
+}

thumbv7m-none-eabi.json

@@ -0,0 +1,8 @@
+{
+    "arch": "arm",
+    "data-layout": "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64",
+    "llvm-target": "thumbv7m-none-eabi",
+    "os": "none",
+    "target-endian": "little",
+    "target-pointer-width": "32"
+}