8db0a975c1
Allows removing a branch when decompressing pointers and removing fixup sign-extension after Smi ops that use 32-bit ops to detect overflow. Increases the code size of indexed and stores for some widths due to addressing mode limitations. TEST=ci Change-Id: Ia48353cccbbc586dd0d2e055a843c65e37c63a30 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/185660 Commit-Queue: Ryan Macnak <rmacnak@google.com> Reviewed-by: Liam Appelbe <liama@google.com>