wasm2c: partial support for atomic memory ops

2 files changed, 544 insertions, 1 deletions

diff --git a/test/wasm2c/bad-enable-feature.txt b/test/wasm2c/bad-enable-feature.txt
index 9c748bb7..c41d0991 100644
--- a/test/wasm2c/bad-enable-feature.txt
+++ b/test/wasm2c/bad-enable-feature.txt
@@ -1,5 +1,5 @@
 ;;; RUN: %(wasm2c)s
-;;; ARGS: --enable-threads %(in_file)s
+;;; ARGS: --enable-gc %(in_file)s
 ;;; ERROR: 1
 (;; STDERR ;;;
 wasm2c currently only supports a limited set of features.
diff --git a/test/wasm2c/spec/threads/atomic.txt b/test/wasm2c/spec/threads/atomic.txt
new file mode 100644
index 00000000..256adc68
--- /dev/null
+++ b/test/wasm2c/spec/threads/atomic.txt
@@ -0,0 +1,543 @@
+;;; TOOL: run-spec-wasm2c
+;;; ARGS*: --enable-threads
+;; atomic operations --- This is a subset of the full test suite, that is currently supported by wasm2c
+(module
+  (memory 1 1 shared)
+
+  (func (export "init") (param $value i64) (i64.store (i32.const 0) (local.get $value)))
+
+  (func (export "i32.atomic.load") (param $addr i32) (result i32) (i32.atomic.load (local.get $addr)))
+  (func (export "i64.atomic.load") (param $addr i32) (result i64) (i64.atomic.load (local.get $addr)))
+  (func (export "i32.atomic.load8_u") (param $addr i32) (result i32) (i32.atomic.load8_u (local.get $addr)))
+  (func (export "i32.atomic.load16_u") (param $addr i32) (result i32) (i32.atomic.load16_u (local.get $addr)))
+  (func (export "i64.atomic.load8_u") (param $addr i32) (result i64) (i64.atomic.load8_u (local.get $addr)))
+  (func (export "i64.atomic.load16_u") (param $addr i32) (result i64) (i64.atomic.load16_u (local.get $addr)))
+  (func (export "i64.atomic.load32_u") (param $addr i32) (result i64) (i64.atomic.load32_u (local.get $addr)))
+
+  (func (export "i32.atomic.store") (param $addr i32) (param $value i32) (i32.atomic.store (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.store") (param $addr i32) (param $value i64) (i64.atomic.store (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.store8") (param $addr i32) (param $value i32) (i32.atomic.store8 (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.store16") (param $addr i32) (param $value i32) (i32.atomic.store16 (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.store8") (param $addr i32) (param $value i64) (i64.atomic.store8 (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.store16") (param $addr i32) (param $value i64) (i64.atomic.store16 (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.store32") (param $addr i32) (param $value i64) (i64.atomic.store32 (local.get $addr) (local.get $value)))
+
+  (func (export "i32.atomic.rmw.add") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw.add (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw.add") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw.add (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw8.add_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw8.add_u (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw16.add_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw16.add_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw8.add_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw8.add_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw16.add_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw16.add_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw32.add_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw32.add_u (local.get $addr) (local.get $value)))
+
+  (func (export "i32.atomic.rmw.sub") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw.sub (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw.sub") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw.sub (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw8.sub_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw8.sub_u (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw16.sub_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw16.sub_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw8.sub_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw8.sub_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw16.sub_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw16.sub_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw32.sub_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw32.sub_u (local.get $addr) (local.get $value)))
+
+  (func (export "i32.atomic.rmw.and") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw.and (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw.and") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw.and (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw8.and_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw8.and_u (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw16.and_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw16.and_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw8.and_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw8.and_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw16.and_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw16.and_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw32.and_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw32.and_u (local.get $addr) (local.get $value)))
+
+  (func (export "i32.atomic.rmw.or") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw.or (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw.or") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw.or (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw8.or_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw8.or_u (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw16.or_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw16.or_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw8.or_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw8.or_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw16.or_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw16.or_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw32.or_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw32.or_u (local.get $addr) (local.get $value)))
+
+  (func (export "i32.atomic.rmw.xor") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw.xor (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw.xor") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw.xor (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw8.xor_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw8.xor_u (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw16.xor_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw16.xor_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw8.xor_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw8.xor_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw16.xor_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw16.xor_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw32.xor_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw32.xor_u (local.get $addr) (local.get $value)))
+
+  (func (export "i32.atomic.rmw.xchg") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw.xchg (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw.xchg") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw.xchg (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw8.xchg_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw8.xchg_u (local.get $addr) (local.get $value)))
+  (func (export "i32.atomic.rmw16.xchg_u") (param $addr i32) (param $value i32) (result i32) (i32.atomic.rmw16.xchg_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw8.xchg_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw8.xchg_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw16.xchg_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw16.xchg_u (local.get $addr) (local.get $value)))
+  (func (export "i64.atomic.rmw32.xchg_u") (param $addr i32) (param $value i64) (result i64) (i64.atomic.rmw32.xchg_u (local.get $addr) (local.get $value)))
+
+  (func (export "i32.atomic.rmw.cmpxchg") (param $addr i32) (param $expected i32) (param $value i32) (result i32) (i32.atomic.rmw.cmpxchg (local.get $addr) (local.get $expected) (local.get $value)))
+  (func (export "i64.atomic.rmw.cmpxchg") (param $addr i32) (param $expected i64)  (param $value i64) (result i64) (i64.atomic.rmw.cmpxchg (local.get $addr) (local.get $expected) (local.get $value)))
+  (func (export "i32.atomic.rmw8.cmpxchg_u") (param $addr i32) (param $expected i32)  (param $value i32) (result i32) (i32.atomic.rmw8.cmpxchg_u (local.get $addr) (local.get $expected) (local.get $value)))
+  (func (export "i32.atomic.rmw16.cmpxchg_u") (param $addr i32) (param $expected i32)  (param $value i32) (result i32) (i32.atomic.rmw16.cmpxchg_u (local.get $addr) (local.get $expected) (local.get $value)))
+  (func (export "i64.atomic.rmw8.cmpxchg_u") (param $addr i32) (param $expected i64)  (param $value i64) (result i64) (i64.atomic.rmw8.cmpxchg_u (local.get $addr) (local.get $expected) (local.get $value)))
+  (func (export "i64.atomic.rmw16.cmpxchg_u") (param $addr i32) (param $expected i64)  (param $value i64) (result i64) (i64.atomic.rmw16.cmpxchg_u (local.get $addr) (local.get $expected) (local.get $value)))
+  (func (export "i64.atomic.rmw32.cmpxchg_u") (param $addr i32) (param $expected i64)  (param $value i64) (result i64) (i64.atomic.rmw32.cmpxchg_u (local.get $addr) (local.get $expected) (local.get $value)))
+
+)
+
+;; *.atomic.load*
+
+(invoke "init" (i64.const 0x0706050403020100))
+
+(assert_return (invoke "i32.atomic.load" (i32.const 0)) (i32.const 0x03020100))
+(assert_return (invoke "i32.atomic.load" (i32.const 4)) (i32.const 0x07060504))
+
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x0706050403020100))
+
+(assert_return (invoke "i32.atomic.load8_u" (i32.const 0)) (i32.const 0x00))
+(assert_return (invoke "i32.atomic.load8_u" (i32.const 5)) (i32.const 0x05))
+
+(assert_return (invoke "i32.atomic.load16_u" (i32.const 0)) (i32.const 0x0100))
+(assert_return (invoke "i32.atomic.load16_u" (i32.const 6)) (i32.const 0x0706))
+
+(assert_return (invoke "i64.atomic.load8_u" (i32.const 0)) (i64.const 0x00))
+(assert_return (invoke "i64.atomic.load8_u" (i32.const 5)) (i64.const 0x05))
+
+(assert_return (invoke "i64.atomic.load16_u" (i32.const 0)) (i64.const 0x0100))
+(assert_return (invoke "i64.atomic.load16_u" (i32.const 6)) (i64.const 0x0706))
+
+(assert_return (invoke "i64.atomic.load32_u" (i32.const 0)) (i64.const 0x03020100))
+(assert_return (invoke "i64.atomic.load32_u" (i32.const 4)) (i64.const 0x07060504))
+
+;; *.atomic.store*
+
+(invoke "init" (i64.const 0x0000000000000000))
+
+(assert_return (invoke "i32.atomic.store" (i32.const 0) (i32.const 0xffeeddcc)))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x00000000ffeeddcc))
+
+(assert_return (invoke "i64.atomic.store" (i32.const 0) (i64.const 0x0123456789abcdef)))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x0123456789abcdef))
+
+(assert_return (invoke "i32.atomic.store8" (i32.const 1) (i32.const 0x42)))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x0123456789ab42ef))
+
+(assert_return (invoke "i32.atomic.store16" (i32.const 4) (i32.const 0x8844)))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x0123884489ab42ef))
+
+(assert_return (invoke "i64.atomic.store8" (i32.const 1) (i64.const 0x99)))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x0123884489ab99ef))
+
+(assert_return (invoke "i64.atomic.store16" (i32.const 4) (i64.const 0xcafe)))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x0123cafe89ab99ef))
+
+(assert_return (invoke "i64.atomic.store32" (i32.const 4) (i64.const 0xdeadbeef)))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0xdeadbeef89ab99ef))
+
+;; *.atomic.rmw*.add
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw.add" (i32.const 0) (i32.const 0x12345678)) (i32.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111123456789))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw.add" (i32.const 0) (i64.const 0x0101010102020202)) (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1212121213131313))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw8.add_u" (i32.const 0) (i32.const 0xcdcdcdcd)) (i32.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111111111de))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw16.add_u" (i32.const 0) (i32.const 0xcafecafe)) (i32.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111dc0f))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw8.add_u" (i32.const 0) (i64.const 0x4242424242424242)) (i64.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111153))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw16.add_u" (i32.const 0) (i64.const 0xbeefbeefbeefbeef)) (i64.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111d000))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw32.add_u" (i32.const 0) (i64.const 0xcabba6e5cabba6e5)) (i64.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111dbccb7f6))
+
+;; *.atomic.rmw*.sub
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw.sub" (i32.const 0) (i32.const 0x12345678)) (i32.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111fedcba99))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw.sub" (i32.const 0) (i64.const 0x0101010102020202)) (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x101010100f0f0f0f))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw8.sub_u" (i32.const 0) (i32.const 0xcdcdcdcd)) (i32.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111144))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw16.sub_u" (i32.const 0) (i32.const 0xcafecafe)) (i32.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111114613))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw8.sub_u" (i32.const 0) (i64.const 0x4242424242424242)) (i64.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111111111cf))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw16.sub_u" (i32.const 0) (i64.const 0xbeefbeefbeefbeef)) (i64.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111115222))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw32.sub_u" (i32.const 0) (i64.const 0xcabba6e5cabba6e5)) (i64.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111146556a2c))
+
+;; *.atomic.rmw*.and
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw.and" (i32.const 0) (i32.const 0x12345678)) (i32.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111110101010))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw.and" (i32.const 0) (i64.const 0x0101010102020202)) (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x0101010100000000))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw8.and_u" (i32.const 0) (i32.const 0xcdcdcdcd)) (i32.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111101))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw16.and_u" (i32.const 0) (i32.const 0xcafecafe)) (i32.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111110010))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw8.and_u" (i32.const 0) (i64.const 0x4242424242424242)) (i64.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111100))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw16.and_u" (i32.const 0) (i64.const 0xbeefbeefbeefbeef)) (i64.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111001))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw32.and_u" (i32.const 0) (i64.const 0xcabba6e5cabba6e5)) (i64.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111100110001))
+
+;; *.atomic.rmw*.or
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw.or" (i32.const 0) (i32.const 0x12345678)) (i32.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111113355779))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw.or" (i32.const 0) (i64.const 0x0101010102020202)) (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111113131313))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw8.or_u" (i32.const 0) (i32.const 0xcdcdcdcd)) (i32.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111111111dd))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw16.or_u" (i32.const 0) (i32.const 0xcafecafe)) (i32.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111dbff))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw8.or_u" (i32.const 0) (i64.const 0x4242424242424242)) (i64.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111153))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw16.or_u" (i32.const 0) (i64.const 0xbeefbeefbeefbeef)) (i64.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111bfff))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw32.or_u" (i32.const 0) (i64.const 0xcabba6e5cabba6e5)) (i64.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111dbbbb7f5))
+
+;; *.atomic.rmw*.xor
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw.xor" (i32.const 0) (i32.const 0x12345678)) (i32.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111103254769))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw.xor" (i32.const 0) (i64.const 0x0101010102020202)) (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1010101013131313))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw8.xor_u" (i32.const 0) (i32.const 0xcdcdcdcd)) (i32.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111111111dc))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw16.xor_u" (i32.const 0) (i32.const 0xcafecafe)) (i32.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111dbef))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw8.xor_u" (i32.const 0) (i64.const 0x4242424242424242)) (i64.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111153))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw16.xor_u" (i32.const 0) (i64.const 0xbeefbeefbeefbeef)) (i64.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111affe))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw32.xor_u" (i32.const 0) (i64.const 0xcabba6e5cabba6e5)) (i64.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111dbaab7f4))
+
+;; *.atomic.rmw*.xchg
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw.xchg" (i32.const 0) (i32.const 0x12345678)) (i32.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111112345678))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw.xchg" (i32.const 0) (i64.const 0x0101010102020202)) (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x0101010102020202))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw8.xchg_u" (i32.const 0) (i32.const 0xcdcdcdcd)) (i32.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111111111cd))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw16.xchg_u" (i32.const 0) (i32.const 0xcafecafe)) (i32.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111cafe))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw8.xchg_u" (i32.const 0) (i64.const 0x4242424242424242)) (i64.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111142))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw16.xchg_u" (i32.const 0) (i64.const 0xbeefbeefbeefbeef)) (i64.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111beef))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw32.xchg_u" (i32.const 0) (i64.const 0xcabba6e5cabba6e5)) (i64.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111cabba6e5))
+
+;; *.atomic.rmw*.cmpxchg (compare false)
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw.cmpxchg" (i32.const 0) (i32.const 0) (i32.const 0x12345678)) (i32.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111111))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw.cmpxchg" (i32.const 0) (i64.const 0) (i64.const 0x0101010102020202)) (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111111))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw8.cmpxchg_u" (i32.const 0) (i32.const 0) (i32.const 0xcdcdcdcd)) (i32.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111111))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw16.cmpxchg_u" (i32.const 0) (i32.const 0) (i32.const 0xcafecafe)) (i32.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111111))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw8.cmpxchg_u" (i32.const 0) (i64.const 0) (i64.const 0x4242424242424242)) (i64.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111111))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw16.cmpxchg_u" (i32.const 0) (i64.const 0) (i64.const 0xbeefbeefbeefbeef)) (i64.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111111))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw32.cmpxchg_u" (i32.const 0) (i64.const 0) (i64.const 0xcabba6e5cabba6e5)) (i64.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111111))
+
+;; *.atomic.rmw*.cmpxchg (compare true)
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw.cmpxchg" (i32.const 0) (i32.const 0x11111111) (i32.const 0x12345678)) (i32.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111112345678))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw.cmpxchg" (i32.const 0) (i64.const 0x1111111111111111) (i64.const 0x0101010102020202)) (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x0101010102020202))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw8.cmpxchg_u" (i32.const 0) (i32.const 0x11) (i32.const 0xcdcdcdcd)) (i32.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111111111cd))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i32.atomic.rmw16.cmpxchg_u" (i32.const 0) (i32.const 0x1111) (i32.const 0xcafecafe)) (i32.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111cafe))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw8.cmpxchg_u" (i32.const 0) (i64.const 0x11) (i64.const 0x4242424242424242)) (i64.const 0x11))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x1111111111111142))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw16.cmpxchg_u" (i32.const 0) (i64.const 0x1111) (i64.const 0xbeefbeefbeefbeef)) (i64.const 0x1111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x111111111111beef))
+
+(invoke "init" (i64.const 0x1111111111111111))
+(assert_return (invoke "i64.atomic.rmw32.cmpxchg_u" (i32.const 0) (i64.const 0x11111111) (i64.const 0xcabba6e5cabba6e5)) (i64.const 0x11111111))
+(assert_return (invoke "i64.atomic.load" (i32.const 0)) (i64.const 0x11111111cabba6e5))
+
+
+;; unaligned accesses
+
+(assert_trap (invoke "i32.atomic.load" (i32.const 1)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.load" (i32.const 1)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.load16_u" (i32.const 1)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.load16_u" (i32.const 1)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.load32_u" (i32.const 1)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.store" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.store" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.store16" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.store16" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.store32" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw.add" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw.add" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw16.add_u" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw16.add_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw32.add_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw.sub" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw.sub" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw16.sub_u" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw16.sub_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw32.sub_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw.and" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw.and" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw16.and_u" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw16.and_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw32.and_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw.or" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw.or" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw16.or_u" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw16.or_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw32.or_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw.xor" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw.xor" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw16.xor_u" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw16.xor_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw32.xor_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw.xchg" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw.xchg" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw16.xchg_u" (i32.const 1) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw16.xchg_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw32.xchg_u" (i32.const 1) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw.cmpxchg" (i32.const 1) (i32.const 0) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw.cmpxchg" (i32.const 1) (i64.const 0)  (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i32.atomic.rmw16.cmpxchg_u" (i32.const 1) (i32.const 0) (i32.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw16.cmpxchg_u" (i32.const 1) (i64.const 0) (i64.const 0)) "unaligned atomic")
+(assert_trap (invoke "i64.atomic.rmw32.cmpxchg_u" (i32.const 1) (i64.const 0) (i64.const 0)) "unaligned atomic")
+
+(module
+  (memory 1 1 shared)
+
+  (func (export "init") (param $value i64) (i64.store (i32.const 0) (local.get $value)))
+
+;;   ;; (func (export "memory.atomic.notify") (param $addr i32) (param $count i32) (result i32)
+;;   ;;     (memory.atomic.notify (local.get 0) (local.get 1)))
+;;   ;; (func (export "memory.atomic.wait32") (param $addr i32) (param $expected i32) (param $timeout i64) (result i32)
+;;   ;;     (memory.atomic.wait32 (local.get 0) (local.get 1) (local.get 2)))
+;;   ;; (func (export "memory.atomic.wait64") (param $addr i32) (param $expected i64) (param $timeout i64) (result i32)
+;;   ;;     (memory.atomic.wait64 (local.get 0) (local.get 1) (local.get 2)))
+)
+
+;; (invoke "init" (i64.const 0xffffffffffff))
+;; ;; (assert_return (invoke "memory.atomic.wait32" (i32.const 0) (i32.const 0) (i64.const 0)) (i32.const 1))
+;; ;; (assert_return (invoke "memory.atomic.wait64" (i32.const 0) (i64.const 0) (i64.const 0)) (i32.const 1))
+;; ;; (assert_return (invoke "memory.atomic.notify" (i32.const 0) (i32.const 0)) (i32.const 0))
+
+;; unshared memory is OK
+(module
+  (memory 1 1)
+  ;; (func (drop (memory.atomic.notify (i32.const 0) (i32.const 0))))
+  ;; (func (drop (memory.atomic.wait32 (i32.const 0) (i32.const 0) (i64.const 0))))
+  ;; (func (drop (memory.atomic.wait64 (i32.const 0) (i64.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.load (i32.const 0))))
+  (func (drop (i64.atomic.load (i32.const 0))))
+  (func (drop (i32.atomic.load16_u (i32.const 0))))
+  (func (drop (i64.atomic.load16_u (i32.const 0))))
+  (func (drop (i64.atomic.load32_u (i32.const 0))))
+  (func       (i32.atomic.store (i32.const 0) (i32.const 0)))
+  (func       (i64.atomic.store (i32.const 0) (i64.const 0)))
+  (func       (i32.atomic.store16 (i32.const 0) (i32.const 0)))
+  (func       (i64.atomic.store16 (i32.const 0) (i64.const 0)))
+  (func       (i64.atomic.store32 (i32.const 0) (i64.const 0)))
+  (func (drop (i32.atomic.rmw.add (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw.add (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw16.add_u (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw16.add_u (i32.const 0) (i64.const 0))))
+  (func (drop (i64.atomic.rmw32.add_u (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw.sub (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw.sub (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw16.sub_u (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw16.sub_u (i32.const 0) (i64.const 0))))
+  (func (drop (i64.atomic.rmw32.sub_u (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw.and (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw.and (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw16.and_u (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw16.and_u (i32.const 0) (i64.const 0))))
+  (func (drop (i64.atomic.rmw32.and_u (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw.or (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw.or (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw16.or_u (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw16.or_u (i32.const 0) (i64.const 0))))
+  (func (drop (i64.atomic.rmw32.or_u (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw.xor (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw.xor (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw16.xor_u (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw16.xor_u (i32.const 0) (i64.const 0))))
+  (func (drop (i64.atomic.rmw32.xor_u (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw.xchg (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw.xchg (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw16.xchg_u (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw16.xchg_u (i32.const 0) (i64.const 0))))
+  (func (drop (i64.atomic.rmw32.xchg_u (i32.const 0) (i64.const 0))))
+  (func (drop (i32.atomic.rmw.cmpxchg (i32.const 0) (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw.cmpxchg (i32.const 0) (i64.const 0)  (i64.const 0))))
+  (func (drop (i32.atomic.rmw16.cmpxchg_u (i32.const 0) (i32.const 0) (i32.const 0))))
+  (func (drop (i64.atomic.rmw16.cmpxchg_u (i32.const 0) (i64.const 0) (i64.const 0))))
+  (func (drop (i64.atomic.rmw32.cmpxchg_u (i32.const 0) (i64.const 0) (i64.const 0))))
+)
+
+;; Fails with no memory
+;; (assert_invalid (module (func (drop (memory.atomic.notify (i32.const 0) (i32.const 0))))) "unknown memory")
+;; (assert_invalid (module (func (drop (memory.atomic.wait32 (i32.const 0) (i32.const 0) (i64.const 0))))) "unknown memory")
+;; (assert_invalid (module (func (drop (memory.atomic.wait64 (i32.const 0) (i64.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.load (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.load (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.load16_u (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.load16_u (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.load32_u (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func       (i32.atomic.store (i32.const 0) (i32.const 0)))) "unknown memory")
+(assert_invalid (module (func       (i64.atomic.store (i32.const 0) (i64.const 0)))) "unknown memory")
+(assert_invalid (module (func       (i32.atomic.store16 (i32.const 0) (i32.const 0)))) "unknown memory")
+(assert_invalid (module (func       (i64.atomic.store16 (i32.const 0) (i64.const 0)))) "unknown memory")
+(assert_invalid (module (func       (i64.atomic.store32 (i32.const 0) (i64.const 0)))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw.add (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw.add (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw16.add_u (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw16.add_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw32.add_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw.sub (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw.sub (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw16.sub_u (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw16.sub_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw32.sub_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw.and (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw.and (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw16.and_u (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw16.and_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw32.and_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw.or (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw.or (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw16.or_u (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw16.or_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw32.or_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw.xor (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw.xor (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw16.xor_u (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw16.xor_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw32.xor_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw.xchg (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw.xchg (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw16.xchg_u (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw16.xchg_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw32.xchg_u (i32.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw.cmpxchg (i32.const 0) (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw.cmpxchg (i32.const 0) (i64.const 0)  (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i32.atomic.rmw16.cmpxchg_u (i32.const 0) (i32.const 0) (i32.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw16.cmpxchg_u (i32.const 0) (i64.const 0) (i64.const 0))))) "unknown memory")
+(assert_invalid (module (func (drop (i64.atomic.rmw32.cmpxchg_u (i32.const 0) (i64.const 0) (i64.const 0))))) "unknown memory")
+(;; STDOUT ;;;
+184/184 tests passed.
+;;; STDOUT ;;)