tests: Add a test for argument passing to inline-asm functions.

1 files changed, 29 insertions, 0 deletions

diff --git a/tests/inlineasm/asmargs.py b/tests/inlineasm/asmargs.py
new file mode 100644
index 000000000..047d9ed42
--- /dev/null
+++ b/tests/inlineasm/asmargs.py
@@ -0,0 +1,29 @@
+# test passing arguments
+
+@micropython.asm_thumb
+def arg0():
+    mov(r0, 1)
+print(arg0())
+
+@micropython.asm_thumb
+def arg1(r0):
+    add(r0, r0, 1)
+print(arg1(1))
+
+@micropython.asm_thumb
+def arg2(r0, r1):
+    add(r0, r0, r1)
+print(arg2(1, 2))
+
+@micropython.asm_thumb
+def arg3(r0, r1, r2):
+    add(r0, r0, r1)
+    add(r0, r0, r2)
+print(arg3(1, 2, 3))
+
+@micropython.asm_thumb
+def arg4(r0, r1, r2, r3):
+    add(r0, r0, r1)
+    add(r0, r0, r2)
+    add(r0, r0, r3)
+print(arg4(1, 2, 3, 4))