feat: if/else

Signed-off-by: Henry Gressmann <mail@henrygressmann.de>

1 files changed, 13 insertions, 14 deletions

diff --git a/examples/wasm/call.wat b/examples/wasm/call.wat
index 247b976..9d00151 100644
--- a/examples/wasm/call.wat
+++ b/examples/wasm/call.wat
@@ -1,16 +1,15 @@
 (module
-  (func $add_fn (param $a i32) (param $b i32) (result i32)
-    local.get $a
-    local.get $b
-    i32.add
-  )
-
-  (func $add (param $x i32) (param $y i32) (result i32)
-    local.get $x
-    local.get $y
-    call $add_fn
-  )
-
-  (export "add" (func $add))
-)
+  (func $check_input (param i32) (result i32)
+    local.get 0
+    i32.const 10
+    i32.lt_s          ;; Check if input is less than 10
+    if (result i32)   ;; If so,
+      i32.const 1     ;; Set 1 to the stack
+      return          ;; And return immediately
+    else              ;; Otherwise,
+      i32.const 0     ;; Set 0 to the stack
+      return          ;; And return immediately
+    end)              ;; End of the if/else block
 
+  (export "check" (func $check_input))
+)
\ No newline at end of file