With statically in-bounds memory accesses (implemented in
https://crrev.com/c/2919827) we would only have an offset but no index
register for {TraceMemoryOperation}. This CL fixes that situation.

R=thibaudm@chromium.org

Bug: chromium:1248024
Change-Id: I856b263a560cb71791c61e446e78dd99c9664190
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3149464Reviewed-by: Thibaud Michaud <thibaudm@chromium.org>
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/main@{#76763}

This will automatically skip the test in the stress_snapshot variant,
where Wasm is not supported.

R=cbruni@chromium.org

Bug: v8:11937
Change-Id: I29078e070a7b1526470e15d8667c5256ea4d8fe1
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2996642Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75473}

This partially reverts https://crrev.com/c/2649032
The previous CL was a bit too aggressive in replaceing movl with Move
which does sign extension for int32.

We can only safely replace movl if the input is in the [0, 2**31] range.


Bug: chromium:1220855
Change-Id: I6c29db1acd7de6b03ffaf802a868b6a531252bc0
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2975860Reviewed-by: Clemens Backes <clemensb@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75304}