1 files changed, 488 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/spec/func.wast b/js/src/jit-test/tests/wasm/spec/func.wast
new file mode 100644
index 000000000..a9c71db48
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/spec/func.wast
@@ -0,0 +1,488 @@
+;; Test `func` declarations, i.e. functions
+
+(module
+  ;; Auxiliary definition
+  (type $sig (func))
+  (func $dummy)
+
+  ;; Syntax
+
+  (func)
+  (func (export "f"))
+  (func $f)
+  (func $h (export "g"))
+
+  (func (local))
+  (func (local) (local))
+  (func (local i32))
+  (func (local $x i32))
+  (func (local i32 f64 i64))
+  (func (local i32) (local f64))
+  (func (local i32 f32) (local $x i64) (local) (local i32 f64))
+
+  (func (param))
+  (func (param) (param))
+  (func (param i32))
+  (func (param $x i32))
+  (func (param i32 f64 i64))
+  (func (param i32) (param f64))
+  (func (param i32 f32) (param $x i64) (param) (param i32 f64))
+
+  (func (result i32) (unreachable))
+
+  (func (type $sig))
+
+  (func $complex
+    (param i32 f32) (param $x i64) (param) (param i32)
+    (result i32)
+    (local f32) (local $y i32) (local i64 i32) (local) (local f64 i32)
+    (unreachable) (unreachable)
+  )
+  (func $complex-sig
+    (type $sig)
+    (local f32) (local $y i32) (local i64 i32) (local) (local f64 i32)
+    (unreachable) (unreachable)
+  )
+
+
+  ;; Typing of locals
+
+  (func (export "local-first-i32") (result i32) (local i32 i32) (get_local 0))
+  (func (export "local-first-i64") (result i64) (local i64 i64) (get_local 0))
+  (func (export "local-first-f32") (result f32) (local f32 f32) (get_local 0))
+  (func (export "local-first-f64") (result f64) (local f64 f64) (get_local 0))
+  (func (export "local-second-i32") (result i32) (local i32 i32) (get_local 1))
+  (func (export "local-second-i64") (result i64) (local i64 i64) (get_local 1))
+  (func (export "local-second-f32") (result f32) (local f32 f32) (get_local 1))
+  (func (export "local-second-f64") (result f64) (local f64 f64) (get_local 1))
+  (func (export "local-mixed") (result f64)
+    (local f32) (local $x i32) (local i64 i32) (local) (local f64 i32)
+    (drop (f32.neg (get_local 0)))
+    (drop (i32.eqz (get_local 1)))
+    (drop (i64.eqz (get_local 2)))
+    (drop (i32.eqz (get_local 3)))
+    (drop (f64.neg (get_local 4)))
+    (drop (i32.eqz (get_local 5)))
+    (get_local 4)
+  )
+
+  ;; Typing of parameters
+
+  (func (export "param-first-i32") (param i32 i32) (result i32) (get_local 0))
+  (func (export "param-first-i64") (param i64 i64) (result i64) (get_local 0))
+  (func (export "param-first-f32") (param f32 f32) (result f32) (get_local 0))
+  (func (export "param-first-f64") (param f64 f64) (result f64) (get_local 0))
+  (func (export "param-second-i32") (param i32 i32) (result i32) (get_local 1))
+  (func (export "param-second-i64") (param i64 i64) (result i64) (get_local 1))
+  (func (export "param-second-f32") (param f32 f32) (result f32) (get_local 1))
+  (func (export "param-second-f64") (param f64 f64) (result f64) (get_local 1))
+  (func (export "param-mixed") (param f32 i32) (param) (param $x i64) (param i32 f64 i32)
+    (result f64)
+    (drop (f32.neg (get_local 0)))
+    (drop (i32.eqz (get_local 1)))
+    (drop (i64.eqz (get_local 2)))
+    (drop (i32.eqz (get_local 3)))
+    (drop (f64.neg (get_local 4)))
+    (drop (i32.eqz (get_local 5)))
+    (get_local 4)
+  )
+
+  ;; Typing of result
+
+  (func (export "empty"))
+  (func (export "value-void") (call $dummy))
+  (func (export "value-i32") (result i32) (i32.const 77))
+  (func (export "value-i64") (result i64) (i64.const 7777))
+  (func (export "value-f32") (result f32) (f32.const 77.7))
+  (func (export "value-f64") (result f64) (f64.const 77.77))
+  (func (export "value-block-void") (block (call $dummy) (call $dummy)))
+  (func (export "value-block-i32") (result i32)
+    (block i32 (call $dummy) (i32.const 77))
+  )
+
+  (func (export "return-empty") (return))
+  (func (export "return-i32") (result i32) (return (i32.const 78)))
+  (func (export "return-i64") (result i64) (return (i64.const 7878)))
+  (func (export "return-f32") (result f32) (return (f32.const 78.7)))
+  (func (export "return-f64") (result f64) (return (f64.const 78.78)))
+  (func (export "return-block-i32") (result i32)
+    (return (block i32 (call $dummy) (i32.const 77)))
+  )
+
+  (func (export "break-empty") (br 0))
+  (func (export "break-i32") (result i32) (br 0 (i32.const 79)))
+  (func (export "break-i64") (result i64) (br 0 (i64.const 7979)))
+  (func (export "break-f32") (result f32) (br 0 (f32.const 79.9)))
+  (func (export "break-f64") (result f64) (br 0 (f64.const 79.79)))
+  (func (export "break-block-i32") (result i32)
+    (br 0 (block i32 (call $dummy) (i32.const 77)))
+  )
+
+  (func (export "break-br_if-empty") (param i32)
+    (br_if 0 (get_local 0))
+  )
+  (func (export "break-br_if-num") (param i32) (result i32)
+    (drop (br_if 0 (i32.const 50) (get_local 0))) (i32.const 51)
+  )
+
+  (func (export "break-br_table-empty") (param i32)
+    (br_table 0 0 0 (get_local 0))
+  )
+  (func (export "break-br_table-num") (param i32) (result i32)
+    (br_table 0 0 (i32.const 50) (get_local 0)) (i32.const 51)
+  )
+  (func (export "break-br_table-nested-empty") (param i32)
+    (block (br_table 0 1 0 (get_local 0)))
+  )
+  (func (export "break-br_table-nested-num") (param i32) (result i32)
+    (i32.add
+      (block i32 (br_table 0 1 0 (i32.const 50) (get_local 0)) (i32.const 51))
+      (i32.const 2)
+    )
+  )
+
+  ;; Default initialization of locals
+
+  (func (export "init-local-i32") (result i32) (local i32) (get_local 0))
+  (func (export "init-local-i64") (result i64) (local i64) (get_local 0))
+  (func (export "init-local-f32") (result f32) (local f32) (get_local 0))
+  (func (export "init-local-f64") (result f64) (local f64) (get_local 0))
+
+
+  ;; Desugaring of implicit type signature
+  (func $empty-sig-1)  ;; should be assigned type $sig
+  (func $complex-sig-1 (param f64 i64 f64 i64 f64 i64 f32 i32))
+  (func $empty-sig-2)  ;; should be assigned type $sig
+  (func $complex-sig-2 (param f64 i64 f64 i64 f64 i64 f32 i32))
+  (func $complex-sig-3 (param f64 i64 f64 i64 f64 i64 f32 i32))
+
+  (type $empty-sig-duplicate (func))
+  (type $complex-sig-duplicate (func (param f64 i64 f64 i64 f64 i64 f32 i32)))
+  (table anyfunc
+    (elem
+      $complex-sig-3 $empty-sig-2 $complex-sig-1 $complex-sig-3 $empty-sig-1
+    )
+  )
+
+  (func (export "signature-explicit-reused")
+    (call_indirect $sig (i32.const 1))
+    (call_indirect $sig (i32.const 4))
+  )
+
+  (func (export "signature-implicit-reused")
+    ;; The implicit index 16 in this test depends on the function and
+    ;; type definitions, and may need adapting if they change.
+    (call_indirect 16
+      (f64.const 0) (i64.const 0) (f64.const 0) (i64.const 0)
+      (f64.const 0) (i64.const 0) (f32.const 0) (i32.const 0)
+      (i32.const 0)
+    )
+    (call_indirect 16
+      (f64.const 0) (i64.const 0) (f64.const 0) (i64.const 0)
+      (f64.const 0) (i64.const 0) (f32.const 0) (i32.const 0)
+      (i32.const 2)
+    )
+    (call_indirect 16
+      (f64.const 0) (i64.const 0) (f64.const 0) (i64.const 0)
+      (f64.const 0) (i64.const 0) (f32.const 0) (i32.const 0)
+      (i32.const 3)
+    )
+  )
+
+  (func (export "signature-explicit-duplicate")
+    (call_indirect $empty-sig-duplicate (i32.const 1))
+  )
+
+  (func (export "signature-implicit-duplicate")
+    (call_indirect $complex-sig-duplicate
+      (f64.const 0) (i64.const 0) (f64.const 0) (i64.const 0)
+      (f64.const 0) (i64.const 0) (f32.const 0) (i32.const 0)
+      (i32.const 0)
+    )
+  )
+)
+
+(assert_return (invoke "local-first-i32") (i32.const 0))
+(assert_return (invoke "local-first-i64") (i64.const 0))
+(assert_return (invoke "local-first-f32") (f32.const 0))
+(assert_return (invoke "local-first-f64") (f64.const 0))
+(assert_return (invoke "local-second-i32") (i32.const 0))
+(assert_return (invoke "local-second-i64") (i64.const 0))
+(assert_return (invoke "local-second-f32") (f32.const 0))
+(assert_return (invoke "local-second-f64") (f64.const 0))
+(assert_return (invoke "local-mixed") (f64.const 0))
+
+(assert_return
+  (invoke "param-first-i32" (i32.const 2) (i32.const 3)) (i32.const 2)
+)
+(assert_return
+  (invoke "param-first-i64" (i64.const 2) (i64.const 3)) (i64.const 2)
+)
+(assert_return
+  (invoke "param-first-f32" (f32.const 2) (f32.const 3)) (f32.const 2)
+)
+(assert_return
+  (invoke "param-first-f64" (f64.const 2) (f64.const 3)) (f64.const 2)
+)
+(assert_return
+  (invoke "param-second-i32" (i32.const 2) (i32.const 3)) (i32.const 3)
+)
+(assert_return
+  (invoke "param-second-i64" (i64.const 2) (i64.const 3)) (i64.const 3)
+)
+(assert_return
+  (invoke "param-second-f32" (f32.const 2) (f32.const 3)) (f32.const 3)
+)
+(assert_return
+  (invoke "param-second-f64" (f64.const 2) (f64.const 3)) (f64.const 3)
+)
+
+(assert_return
+  (invoke "param-mixed"
+    (f32.const 1) (i32.const 2) (i64.const 3)
+    (i32.const 4) (f64.const 5.5) (i32.const 6)
+  )
+  (f64.const 5.5)
+)
+
+(assert_return (invoke "empty"))
+(assert_return (invoke "value-void"))
+(assert_return (invoke "value-i32") (i32.const 77))
+(assert_return (invoke "value-i64") (i64.const 7777))
+(assert_return (invoke "value-f32") (f32.const 77.7))
+(assert_return (invoke "value-f64") (f64.const 77.77))
+(assert_return (invoke "value-block-void"))
+(assert_return (invoke "value-block-i32") (i32.const 77))
+
+(assert_return (invoke "return-empty"))
+(assert_return (invoke "return-i32") (i32.const 78))
+(assert_return (invoke "return-i64") (i64.const 7878))
+(assert_return (invoke "return-f32") (f32.const 78.7))
+(assert_return (invoke "return-f64") (f64.const 78.78))
+(assert_return (invoke "return-block-i32") (i32.const 77))
+
+(assert_return (invoke "break-empty"))
+(assert_return (invoke "break-i32") (i32.const 79))
+(assert_return (invoke "break-i64") (i64.const 7979))
+(assert_return (invoke "break-f32") (f32.const 79.9))
+(assert_return (invoke "break-f64") (f64.const 79.79))
+(assert_return (invoke "break-block-i32") (i32.const 77))
+
+(assert_return (invoke "break-br_if-empty" (i32.const 0)))
+(assert_return (invoke "break-br_if-empty" (i32.const 2)))
+(assert_return (invoke "break-br_if-num" (i32.const 0)) (i32.const 51))
+(assert_return (invoke "break-br_if-num" (i32.const 1)) (i32.const 50))
+
+(assert_return (invoke "break-br_table-empty" (i32.const 0)))
+(assert_return (invoke "break-br_table-empty" (i32.const 1)))
+(assert_return (invoke "break-br_table-empty" (i32.const 5)))
+(assert_return (invoke "break-br_table-empty" (i32.const -1)))
+(assert_return (invoke "break-br_table-num" (i32.const 0)) (i32.const 50))
+(assert_return (invoke "break-br_table-num" (i32.const 1)) (i32.const 50))
+(assert_return (invoke "break-br_table-num" (i32.const 10)) (i32.const 50))
+(assert_return (invoke "break-br_table-num" (i32.const -100)) (i32.const 50))
+(assert_return (invoke "break-br_table-nested-empty" (i32.const 0)))
+(assert_return (invoke "break-br_table-nested-empty" (i32.const 1)))
+(assert_return (invoke "break-br_table-nested-empty" (i32.const 3)))
+(assert_return (invoke "break-br_table-nested-empty" (i32.const -2)))
+(assert_return
+  (invoke "break-br_table-nested-num" (i32.const 0)) (i32.const 52)
+)
+(assert_return
+  (invoke "break-br_table-nested-num" (i32.const 1)) (i32.const 50)
+)
+(assert_return
+  (invoke "break-br_table-nested-num" (i32.const 2)) (i32.const 52)
+)
+(assert_return
+  (invoke "break-br_table-nested-num" (i32.const -3)) (i32.const 52)
+)
+
+(assert_return (invoke "init-local-i32") (i32.const 0))
+(assert_return (invoke "init-local-i64") (i64.const 0))
+(assert_return (invoke "init-local-f32") (f32.const 0))
+(assert_return (invoke "init-local-f64") (f64.const 0))
+
+(assert_return (invoke "signature-explicit-reused"))
+(assert_return (invoke "signature-implicit-reused"))
+(assert_return (invoke "signature-explicit-duplicate"))
+(assert_return (invoke "signature-implicit-duplicate"))
+
+
+;; Invalid typing of locals
+
+(assert_invalid
+  (module (func $type-local-num-vs-num (result i64) (local i32) (get_local 0)))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-local-num-vs-num (local f32) (i32.eqz (get_local 0))))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-local-num-vs-num (local f64 i64) (f64.neg (get_local 1))))
+  "type mismatch"
+)
+
+
+;; Invalid typing of parameters
+
+(assert_invalid
+  (module (func $type-param-num-vs-num (param i32) (result i64) (get_local 0)))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-param-num-vs-num (param f32) (i32.eqz (get_local 0))))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-param-num-vs-num (param f64 i64) (f64.neg (get_local 1))))
+  "type mismatch"
+)
+
+
+;; Invalid typing of result
+
+(assert_invalid
+  (module (func $type-multiple-result (result i32 i32) (unreachable)))
+  "invalid result arity"
+)
+(assert_invalid
+  (module
+    (type (func (result i32 i32)))
+    (func $type-multiple-result (type 0) (unreachable))
+  )
+  "invalid result arity"
+)
+
+
+(assert_invalid
+  (module (func $type-empty-i32 (result i32)))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-empty-i64 (result i64)))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-empty-f32 (result f32)))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-empty-f64 (result f64)))
+  "type mismatch"
+)
+
+(assert_invalid
+  (module (func $type-value-void-vs-num (result i32)
+    (nop)
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-value-num-vs-void
+    (i32.const 0)
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-value-num-vs-num (result i32)
+    (f32.const 0)
+  ))
+  "type mismatch"
+)
+
+(assert_invalid
+  (module (func $type-return-last-empty-vs-num (result i32)
+    (return)
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-return-last-void-vs-num (result i32)
+    (return (nop))
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-return-last-num-vs-num (result i32)
+    (return (i64.const 0))
+  ))
+  "type mismatch"
+)
+
+(assert_invalid
+  (module (func $type-return-empty-vs-num (result i32)
+    (return) (i32.const 1)
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-return-void-vs-num (result i32)
+    (return (nop)) (i32.const 1)
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-return-num-vs-num (result i32)
+    (return (i64.const 1)) (i32.const 1)
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-return-first-num-vs-num (result i32)
+    (return (i64.const 1)) (return (i32.const 1))
+  ))
+  "type mismatch"
+)
+
+(assert_invalid
+  (module (func $type-break-last-void-vs-num (result i32)
+    (br 0)
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-break-last-num-vs-num (result i32)
+    (br 0 (f32.const 0))
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-break-void-vs-num (result i32)
+    (br 0) (i32.const 1)
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-break-num-vs-num (result i32)
+    (br 0 (i64.const 1)) (i32.const 1)
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-break-first-num-vs-num (result i32)
+    (br 0 (i64.const 1)) (br 0 (i32.const 1))
+  ))
+  "type mismatch"
+)
+
+(assert_invalid
+  (module (func $type-break-nested-empty-vs-num (result i32)
+    (block (br 1)) (br 0 (i32.const 1))
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-break-nested-void-vs-num (result i32)
+    (block (br 1 (nop))) (br 0 (i32.const 1))
+  ))
+  "type mismatch"
+)
+(assert_invalid
+  (module (func $type-break-nested-num-vs-num (result i32)
+    (block (br 1 (i64.const 1))) (br 0 (i32.const 1))
+  ))
+  "type mismatch"
+)
+