tree a0b2de0a0fea26ad1810c5a28ca00d0247c45b33
parent ec4b650adb133672f48ed7d76c12459933cb229c
author dan sinclair <dsinclair@chromium.org> 1667860081 +0000
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1667860081 +0000

Implemement const-eval for some unpack routines.

This CL adds const-eval for unpack2x16snorm, unpack2x16unorm,
unpack4x8snorm and unpack4x8unorm.

Bug: tint:1581
Change-Id: Ieda938b797dfe3f8d8046101d12b99da69ad68f4
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/108864
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
Reviewed-by: Antonio Maiorano <amaiorano@google.com>