task: variables in registers vs memory

1 files changed, 18 insertions, 0 deletions

diff --git a/tutorial/task5-solution.mu b/tutorial/task5-solution.mu
new file mode 100644
index 00000000..147cc77f
--- /dev/null
+++ b/tutorial/task5-solution.mu
@@ -0,0 +1,18 @@
+fn foo -> _/eax: int {
+  var x: int
+  # statement 1: store 3 in x
+  copy-to x, 3
+  # statement 2: define a new variable 'y' in register eax and store 4 in it
+  var y/eax: int <- copy 4
+  # statement 3: add y to x, storing the result in x
+  add-to x, y
+  return x
+}
+
+fn test-foo {
+  var result/eax: int <- foo
+  check-ints-equal result, 7, "F - foo should return 7, but didn't"
+}
+
+fn main {
+}