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-rw-r--r--tests/inlineasm/asmblbx.py21
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/inlineasm/asmblbx.py b/tests/inlineasm/asmblbx.py
new file mode 100644
index 0000000000..d08c0ed6b3
--- /dev/null
+++ b/tests/inlineasm/asmblbx.py
@@ -0,0 +1,21 @@
+# test bl and bx instructions
+
+@micropython.asm_thumb
+def f(r0):
+ # jump over the internal functions
+ b(entry)
+
+ label(func1)
+ add(r0, 2)
+ bx(lr)
+
+ label(func2)
+ sub(r0, 1)
+ bx(lr)
+
+ label(entry)
+ bl(func1)
+ bl(func2)
+
+print(f(0))
+print(f(1))