ast: Rename UnaryOp::kDereference to kIndirection

This is what it is (currently) called in the spec

Bug: tint:727
Change-Id: Ie24f42499ed20c0c45ef4e9474bc6bb6a19bfa36
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/51181
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: David Neto <dneto@google.com>

src/ast/unary_op.cc

@@ -23,8 +23,8 @@ std::ostream& operator<<(std::ostream& out, UnaryOp mod) {
       out << "address-of";
       break;
     }
-    case UnaryOp::kDereference: {
-      out << "dereference";
+    case UnaryOp::kIndirection: {
+      out << "indirection";
       break;
     }
     case UnaryOp::kNegation: {

src/ast/unary_op.h

@@ -23,7 +23,7 @@ namespace ast {
 /// The unary op
 enum class UnaryOp {
   kAddressOf,    // &EXPR
-  kDereference,  // *EXPR
+  kIndirection,  // *EXPR
   kNegation,     // -EXPR
   kNot,          // !EXPR
 };

src/reader/wgsl/parser_impl.cc

@@ -2325,7 +2325,7 @@ Maybe<ast::Expression*> ParserImpl::unary_expression() {
   } else if (match(Token::Type::kBang)) {
     op = ast::UnaryOp::kNot;
   } else if (match(Token::Type::kStar)) {
-    op = ast::UnaryOp::kDereference;
+    op = ast::UnaryOp::kIndirection;
   } else if (match(Token::Type::kAnd)) {
     op = ast::UnaryOp::kAddressOf;
   } else {

src/reader/wgsl/parser_impl_unary_expression_test.cc

@@ -85,7 +85,7 @@ TEST_F(ParserImplTest, UnaryExpression_Dereference) {
   ASSERT_TRUE(e->Is<ast::UnaryOpExpression>());
 
   auto* u = e->As<ast::UnaryOpExpression>();
-  EXPECT_EQ(u->op(), ast::UnaryOp::kDereference);
+  EXPECT_EQ(u->op(), ast::UnaryOp::kIndirection);
   EXPECT_TRUE(u->expr()->Is<ast::IdentifierExpression>());
 }
 
@@ -113,7 +113,7 @@ TEST_F(ParserImplTest, UnaryExpression_Dereference_Precedence) {
   ASSERT_TRUE(e->Is<ast::UnaryOpExpression>());
 
   auto* u = e->As<ast::UnaryOpExpression>();
-  EXPECT_EQ(u->op(), ast::UnaryOp::kDereference);
+  EXPECT_EQ(u->op(), ast::UnaryOp::kIndirection);
   EXPECT_TRUE(u->expr()->Is<ast::MemberAccessorExpression>());
 }
 

src/transform/hlsl.cc

@@ -129,7 +129,7 @@ void Hlsl::AddEmptyEntryPoint(CloneContext& ctx) const {
       return;
     }
   }
-  ctx.dst->Func(ctx.dst->Symbols().New("tint_unused_entry_point"), {},
+  ctx.dst->Func(ctx.dst->Symbols().New("unused_entry_point"), {},
                 ctx.dst->ty.void_(), {},
                 {ctx.dst->Stage(ast::PipelineStage::kCompute)});
 }

src/transform/hlsl_test.cc

@@ -282,7 +282,7 @@ TEST_F(HlslTest, AddEmptyEntryPoint) {
 
   auto* expect = R"(
 [[stage(compute)]]
-fn tint_unused_entry_point() {
+fn unused_entry_point() {
 }
 )";
 

src/transform/spirv.cc

@@ -285,7 +285,7 @@ void Spirv::AddEmptyEntryPoint(CloneContext& ctx) const {
       return;
     }
   }
-  ctx.dst->Func("_tint_unused_entry_point", {}, ctx.dst->ty.void_(), {},
+  ctx.dst->Func(ctx.dst->Sym("unused_entry_point"), {}, ctx.dst->ty.void_(), {},
                 {ctx.dst->Stage(ast::PipelineStage::kCompute)});
 }
 

src/transform/spirv_test.cc

@@ -693,7 +693,7 @@ TEST_F(SpirvTest, AddEmptyEntryPoint) {
 
   auto* expect = R"(
 [[stage(compute)]]
-fn _tint_unused_entry_point() {
+fn unused_entry_point() {
 }
 )";
 

src/writer/hlsl/generator_impl.cc

@@ -2599,7 +2599,7 @@ bool GeneratorImpl::EmitUnaryOp(std::ostream& pre,
                                 std::ostream& out,
                                 ast::UnaryOpExpression* expr) {
   switch (expr->op()) {
-    case ast::UnaryOp::kDereference:
+    case ast::UnaryOp::kIndirection:
     case ast::UnaryOp::kAddressOf:
       // TODO(crbug.com/tint/183) - support pointers
       return EmitExpression(pre, out, expr->expr());

src/writer/hlsl/generator_impl_unary_op_test.cc

@@ -46,7 +46,7 @@ INSTANTIATE_TEST_SUITE_P(
     HlslGeneratorImplTest_UnaryOp,
     HlslUnaryOpTest,
     testing::Values(UnaryOpData{"", ast::UnaryOp::kAddressOf},
-                    UnaryOpData{"", ast::UnaryOp::kDereference},
+                    UnaryOpData{"", ast::UnaryOp::kIndirection},
                     UnaryOpData{"!", ast::UnaryOp::kNot},
                     UnaryOpData{"-", ast::UnaryOp::kNegation}));
 

src/writer/msl/generator_impl.cc

@@ -2151,12 +2151,12 @@ bool GeneratorImpl::EmitStructType(const sem::Struct* str) {
 
 bool GeneratorImpl::EmitUnaryOp(ast::UnaryOpExpression* expr) {
   switch (expr->op()) {
-    case ast::UnaryOp::kDereference:
-      out_ << "*";
-      break;
     case ast::UnaryOp::kAddressOf:
       out_ << "&";
       break;
+    case ast::UnaryOp::kIndirection:
+      out_ << "*";
+      break;
     case ast::UnaryOp::kNot:
       out_ << "!";
       break;

src/writer/msl/generator_impl_unary_op_test.cc

@@ -44,7 +44,7 @@ INSTANTIATE_TEST_SUITE_P(
     MslGeneratorImplTest,
     MslUnaryOpTest,
     testing::Values(UnaryOpData{"&", ast::UnaryOp::kAddressOf},
-                    UnaryOpData{"*", ast::UnaryOp::kDereference},
+                    UnaryOpData{"*", ast::UnaryOp::kIndirection},
                     UnaryOpData{"!", ast::UnaryOp::kNot},
                     UnaryOpData{"-", ast::UnaryOp::kNegation}));
 

src/writer/wgsl/generator_impl.cc

@@ -709,12 +709,12 @@ bool GeneratorImpl::EmitBinary(ast::BinaryExpression* expr) {
 
 bool GeneratorImpl::EmitUnaryOp(ast::UnaryOpExpression* expr) {
   switch (expr->op()) {
-    case ast::UnaryOp::kDereference:
-      out_ << "*";
-      break;
     case ast::UnaryOp::kAddressOf:
       out_ << "&";
       break;
+    case ast::UnaryOp::kIndirection:
+      out_ << "*";
+      break;
     case ast::UnaryOp::kNot:
       out_ << "!";
       break;

src/writer/wgsl/generator_impl_unary_op_test.cc

@@ -48,7 +48,7 @@ INSTANTIATE_TEST_SUITE_P(
     WgslGeneratorImplTest,
     WgslUnaryOpTest,
     testing::Values(UnaryOpData{"&", ast::UnaryOp::kAddressOf},
-                    UnaryOpData{"*", ast::UnaryOp::kDereference},
+                    UnaryOpData{"*", ast::UnaryOp::kIndirection},
                     UnaryOpData{"!", ast::UnaryOp::kNot},
                     UnaryOpData{"-", ast::UnaryOp::kNegation}));