[wasm] Add some more test cases to wasm-trace-memory

We were missing test cases for i16, i64, and f64. It's not super
critical, but it's also an easy addition, and helps bring coverage of
memory-tracing.cc up (close to 100% now).

Change-Id: Ib8433f8615c900d8665ccbc33e12d6fd05d51336
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2121168Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#66878}

test/message/wasm-trace-memory-interpreted.out

@@ -9,3 +9,6 @@ interpreter func:     0+0x3     load from 00000002 val: i32:1454047232 / 56ab000
 interpreter func:     2+0x3     load from 00000002 val: f32:94008244174848.000000 / 56ab0000
 interpreter func:     6+0x7      store to 00000004 val: s128:48879 48879 48879 48879 / 0000beef 0000beef 0000beef 0000beef
 interpreter func:     5+0x3     load from 00000002 val: s128:-1091633152 -1091633152 -1091633152 -1091633152 / beef0000 beef0000 beef0000 beef0000
+interpreter func:     7+0x3     load from 00000004 val: i16:48879 / beef
+interpreter func:     8+0x3     load from 00000002 val: i64:-4688528683866062848 / beef0000beef0000
+interpreter func:     9+0x3     load from 00000002 val: f64:-0.000015 / beef0000beef0000

test/message/wasm-trace-memory-liftoff.out

@@ -9,3 +9,6 @@ liftoff     func:     0+0x3     load from 00000002 val: i32:1454047232 / 56ab000
 liftoff     func:     2+0x3     load from 00000002 val: f32:94008244174848.000000 / 56ab0000
 liftoff     func:     6+0x7      store to 00000004 val: s128:48879 48879 48879 48879 / 0000beef 0000beef 0000beef 0000beef
 liftoff     func:     5+0x3     load from 00000002 val: s128:-1091633152 -1091633152 -1091633152 -1091633152 / beef0000 beef0000 beef0000 beef0000
+liftoff     func:     7+0x3     load from 00000004 val: i16:48879 / beef
+liftoff     func:     8+0x3     load from 00000002 val: i64:-4688528683866062848 / beef0000beef0000
+liftoff     func:     9+0x3     load from 00000002 val: f64:-0.000015 / beef0000beef0000

test/message/wasm-trace-memory.js

@@ -31,6 +31,17 @@ builder.addFunction('load128', kSig_v_i)
 builder.addFunction('store128', kSig_v_ii)
     .addBody([kExprLocalGet, 0, kExprLocalGet, 1, kSimdPrefix, kExprI32x4Splat, kSimdPrefix, kExprS128StoreMem, 0, 0])
     .exportFunc();
+// We add functions after, rather than sorting in some order, so as to keep
+// the .out changes small (due to function index).
+builder.addFunction('load16', kSig_v_i)
+    .addBody([kExprLocalGet, 0, kExprI32LoadMem16U, 0, 0, kExprDrop])
+    .exportFunc();
+builder.addFunction('load64', kSig_v_i)
+    .addBody([kExprLocalGet, 0, kExprI64LoadMem, 0, 0, kExprDrop])
+    .exportFunc();
+builder.addFunction('loadf64', kSig_v_i)
+    .addBody([kExprLocalGet, 0, kExprF64LoadMem, 0, 0, kExprDrop])
+    .exportFunc();
 var module = builder.instantiate();
 
 module.exports.load(4);
@@ -44,3 +55,6 @@ module.exports.load(2);
 module.exports.loadf(2);
 module.exports.store128(4, 0xbeef);
 module.exports.load128(2);
+module.exports.load16(4);
+module.exports.load64(2);
+module.exports.loadf64(2);

test/message/wasm-trace-memory.out

@@ -9,3 +9,6 @@ turbofan    func:     0+0x3     load from 00000002 val: i32:1454047232 / 56ab000
 turbofan    func:     2+0x3     load from 00000002 val: f32:94008244174848.000000 / 56ab0000
 turbofan    func:     6+0x7      store to 00000004 val: s128:48879 48879 48879 48879 / 0000beef 0000beef 0000beef 0000beef
 turbofan    func:     5+0x3     load from 00000002 val: s128:-1091633152 -1091633152 -1091633152 -1091633152 / beef0000 beef0000 beef0000 beef0000
+turbofan    func:     7+0x3     load from 00000004 val: i16:48879 / beef
+turbofan    func:     8+0x3     load from 00000002 val: i64:-4688528683866062848 / beef0000beef0000
+turbofan    func:     9+0x3     load from 00000002 val: f64:-0.000015 / beef0000beef0000