tree d0797b07a5a6522ea38c4ffd896f51afb75fcd20
parent c872e6a5520f3fd3f33bb2ed04a8703755b87301
author Ben Clayton <bclayton@google.com> 1683741374 +0000
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1683741374 +0000

tint/ir: Remove 'type' field from Instruction

ir::Value has a virtual Type() method. Implement this on the subclasses
that actually have a type.

Removed pointless memory usage on instructions that have no value.

Also un-getter some fields to match the other IR code.

Change-Id: Ibf545a582d5cbb820410c9aaec0312692e803373
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/131745
Reviewed-by: James Price <jrprice@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>