Add armcc plain armv7-m target; tidy up arg order

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 4fa15a8..5c7da26 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -2882,19 +2882,22 @@
     # Compile with -O1 since some Arm inline assembly is disabled for -O0.
 
     # ARM Compiler 6 - Target ARMv7-A
-    armc6_build_test "--target=arm-arm-none-eabi -O1 -march=armv7-a"
+    armc6_build_test "-O1 --target=arm-arm-none-eabi -march=armv7-a"
 
     # ARM Compiler 6 - Target ARMv7-M
-    armc6_build_test "--target=arm-arm-none-eabi -O1 -march=armv7-m+dsp"
+    armc6_build_test "-O1 --target=arm-arm-none-eabi -march=armv7-m"
+
+    # ARM Compiler 6 - Target ARMv7-M+DSP
+    armc6_build_test "-O1 --target=arm-arm-none-eabi -march=armv7-m+dsp"
 
     # ARM Compiler 6 - Target ARMv8-A - AArch32
-    armc6_build_test "--target=arm-arm-none-eabi -O1 -march=armv8.2-a"
+    armc6_build_test "-O1 --target=arm-arm-none-eabi -march=armv8.2-a"
 
     # ARM Compiler 6 - Target ARMv8-M
-    armc6_build_test "--target=arm-arm-none-eabi -O1 -march=armv8-m.main"
+    armc6_build_test "-O1 --target=arm-arm-none-eabi -march=armv8-m.main"
 
     # ARM Compiler 6 - Target ARMv8.2-A - AArch64
-    armc6_build_test "--target=aarch64-arm-none-eabi -O1 -march=armv8.2-a+crypto"
+    armc6_build_test "-O1 --target=aarch64-arm-none-eabi -march=armv8.2-a+crypto"
 }
 
 component_test_tls13_only () {