resolver: Validate pipline stage use for intrinsics

Use the new [[stage()]] decorations in intrinsics.def to validate that intrinsics are only called from the correct pipeline stages.

Fixed: tint:657
Change-Id: I9efda26369c45c6f816bdaa53408d3909db403a1
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/53084
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Reviewed-by: David Neto <dneto@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>

src/sem/intrinsic.cc

@@ -89,8 +89,11 @@ bool IsBarrierIntrinsic(IntrinsicType i) {
 
 Intrinsic::Intrinsic(IntrinsicType type,
                      sem::Type* return_type,
-                     const ParameterList& parameters)
-    : Base(return_type, parameters), type_(type) {}
+                     const ParameterList& parameters,
+                     PipelineStageSet supported_stages)
+    : Base(return_type, parameters),
+      type_(type),
+      supported_stages_(supported_stages) {}
 
 Intrinsic::~Intrinsic() = default;
 

src/sem/intrinsic.h

@@ -19,6 +19,7 @@
 
 #include "src/sem/call_target.h"
 #include "src/sem/intrinsic_type.h"
+#include "src/sem/pipeline_stage_set.h"
 
 namespace tint {
 namespace sem {
@@ -75,9 +76,12 @@ class Intrinsic : public Castable<Intrinsic, CallTarget> {
   /// @param type the intrinsic type
   /// @param return_type the return type for the intrinsic call
   /// @param parameters the parameters for the intrinsic overload
+  /// @param supported_stages the pipeline stages that this intrinsic can be
+  /// used in
   Intrinsic(IntrinsicType type,
             sem::Type* return_type,
-            const ParameterList& parameters);
+            const ParameterList& parameters,
+            PipelineStageSet supported_stages);
 
   /// Destructor
   ~Intrinsic() override;
@@ -85,6 +89,9 @@ class Intrinsic : public Castable<Intrinsic, CallTarget> {
   /// @return the type of the intrinsic
   IntrinsicType Type() const { return type_; }
 
+  /// @return the pipeline stages that this intrinsic can be used in
+  PipelineStageSet SupportedStages() const { return supported_stages_; }
+
   /// @returns the name of the intrinsic function type. The spelling, including
   /// case, matches the name in the WGSL spec.
   const char* str() const;
@@ -118,6 +125,7 @@ class Intrinsic : public Castable<Intrinsic, CallTarget> {
 
  private:
   IntrinsicType const type_;
+  PipelineStageSet const supported_stages_;
 };
 
 /// Emits the name of the intrinsic function type. The spelling, including case,

src/sem/pipeline_stage_set.h

@@ -0,0 +1,29 @@
+// Copyright 2021 The Tint Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef SRC_SEM_PIPELINE_STAGE_SET_H_
+#define SRC_SEM_PIPELINE_STAGE_SET_H_
+
+#include "src/ast/pipeline_stage.h"
+#include "src/utils/enum_set.h"
+
+namespace tint {
+namespace sem {
+
+using PipelineStageSet = utils::EnumSet<ast::PipelineStage>;
+
+}  // namespace sem
+}  // namespace tint
+
+#endif  // SRC_SEM_PIPELINE_STAGE_SET_H_