Merge pull request #1119 from WebAssembly/fuzz-2

More fun fuzz fixes

1 files changed, 70 insertions, 0 deletions

diff --git a/test/passes/optimize-instructions.wast b/test/passes/optimize-instructions.wast
index 8362453e9..c26aad196 100644
--- a/test/passes/optimize-instructions.wast
+++ b/test/passes/optimize-instructions.wast
@@ -2496,4 +2496,74 @@
     (i32.const 4098) ;; 2 bits effectively
    )
   )
+  (func $mix-shifts (result i32)
+    (i32.shr_s
+     (i32.shl
+      (i32.const 23)
+      (i32.const -61)
+     )
+     (i32.const 168)
+    )
+  )
+  (func $actually-no-shifts (result i32)
+    (i32.add
+      (i32.shl
+        (i32.const 23)
+        (i32.const 32) ;; really 0
+      )
+      (i32.const 10)
+    )
+  )
+  (func $less-shifts-than-it-seems (param $x i32) (result i32)
+    (i32.add
+      (i32.shl
+        (i32.const 200)
+        (i32.const 36) ;; really 4
+      )
+      (i32.shl
+        (i32.const 100)
+        (i32.const 4)
+      )
+    )
+  )
+  (func $and-popcount32 (result i32)
+    (i32.and
+      (i32.popcnt
+        (i32.const -1)
+      )
+      (i32.const 31)
+    )
+  )
+  (func $and-popcount32-big (result i32)
+    (i32.and
+      (i32.popcnt
+        (i32.const -1)
+      )
+      (i32.const 63)
+    )
+  )
+  (func $and-popcount64 (result i64) ;; these are TODOs
+    (i64.and
+      (i64.popcnt
+        (i64.const -1)
+      )
+      (i64.const 63)
+    )
+  )
+  (func $and-popcount64-big (result i64)
+    (i64.and
+      (i64.popcnt
+        (i64.const -1)
+      )
+      (i64.const 127)
+    )
+  )
+  (func $and-popcount64-bigger (result i64)
+    (i64.and
+      (i64.popcnt
+        (i64.const -1)
+      )
+      (i64.const 255)
+    )
+  )
 )