commit 6c9e475211042d6d70caaae9f45fc0ed4901789a
author Jiawei Shao <jiawei.shao@intel.com> Tue May 10 09:05:54 2022 +0000
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> Tue May 10 09:05:54 2022 +0000
tree 5f9b9994fb1c6a2907ada2928ae5e2751ddb3f2b
parent 4b6d3f4346ec9f37b431b77d10575042ef77bd2d

tint: Support dot4I8Packed and dot4U8Packed in sem

This patch adds the support of dot4I8Packed and dot4U8Packed in
semantics under the extension "chromium_experimental_dp4a".

Bug: tint:1497
Test: tint_unittests
Change-Id: I659172fcb8953ba13b49664c6c9ad75724ff5957
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/88962
Commit-Queue: Jiawei Shao <jiawei.shao@intel.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>

src/tint/resolver/resolver.cc

diff --git a/src/tint/resolver/resolver.cc b/src/tint/resolver/resolver.cc
index f2d62a5..4183b44 100644
--- a/src/tint/resolver/resolver.cc
+++ b/src/tint/resolver/resolver.cc
@@ -1309,6 +1309,10 @@
 
     current_function_->AddDirectlyCalledBuiltin(builtin);
 
+    if (!validator_.RequiredExtensionForBuiltinFunction(call, builder_->AST().Extensions())) {
+        return nullptr;
+    }
+
     if (IsTextureBuiltin(builtin_type)) {
         if (!validator_.TextureBuiltinFunction(call)) {
             return nullptr;