Update access control lists. (#3433)

This CL updates the access control lists used in SPIRV-Tools to the more
descriptive allow/deny naming.
diff --git a/source/operand.cpp b/source/operand.cpp
index 755ad6a..0910595 100644
--- a/source/operand.cpp
+++ b/source/operand.cpp
@@ -455,7 +455,7 @@
     return false;
   }
   switch (type) {
-    // Blacklist non-input IDs.
+    // Deny non-input IDs.
     case SPV_OPERAND_TYPE_TYPE_ID:
     case SPV_OPERAND_TYPE_RESULT_ID:
       return false;
diff --git a/source/opt/aggressive_dead_code_elim_pass.cpp b/source/opt/aggressive_dead_code_elim_pass.cpp
index db2b67b..760d8e8 100644
--- a/source/opt/aggressive_dead_code_elim_pass.cpp
+++ b/source/opt/aggressive_dead_code_elim_pass.cpp
@@ -131,11 +131,11 @@
 }
 
 bool AggressiveDCEPass::AllExtensionsSupported() const {
-  // If any extension not in whitelist, return false
+  // If any extension not in allowlist, return false
   for (auto& ei : get_module()->extensions()) {
     const char* extName =
         reinterpret_cast<const char*>(&ei.GetInOperand(0).words[0]);
-    if (extensions_whitelist_.find(extName) == extensions_whitelist_.end())
+    if (extensions_allowlist_.find(extName) == extensions_allowlist_.end())
       return false;
   }
   return true;
@@ -882,14 +882,14 @@
 AggressiveDCEPass::AggressiveDCEPass() = default;
 
 Pass::Status AggressiveDCEPass::Process() {
-  // Initialize extensions whitelist
+  // Initialize extensions allowlist
   InitExtensions();
   return ProcessImpl();
 }
 
 void AggressiveDCEPass::InitExtensions() {
-  extensions_whitelist_.clear();
-  extensions_whitelist_.insert({
+  extensions_allowlist_.clear();
+  extensions_allowlist_.insert({
       "SPV_AMD_shader_explicit_vertex_parameter",
       "SPV_AMD_shader_trinary_minmax",
       "SPV_AMD_gcn_shader",
diff --git a/source/opt/aggressive_dead_code_elim_pass.h b/source/opt/aggressive_dead_code_elim_pass.h
index c043a96..131e33a 100644
--- a/source/opt/aggressive_dead_code_elim_pass.h
+++ b/source/opt/aggressive_dead_code_elim_pass.h
@@ -87,7 +87,7 @@
   // to the live instruction worklist.
   void AddStores(uint32_t ptrId);
 
-  // Initialize extensions whitelist
+  // Initialize extensions allowlist
   void InitExtensions();
 
   // Return true if all extensions in this module are supported by this pass.
@@ -191,7 +191,7 @@
   std::vector<Instruction*> to_kill_;
 
   // Extensions supported by this pass.
-  std::unordered_set<std::string> extensions_whitelist_;
+  std::unordered_set<std::string> extensions_allowlist_;
 };
 
 }  // namespace opt
diff --git a/source/opt/local_access_chain_convert_pass.cpp b/source/opt/local_access_chain_convert_pass.cpp
index 0afe798..05704c1 100644
--- a/source/opt/local_access_chain_convert_pass.cpp
+++ b/source/opt/local_access_chain_convert_pass.cpp
@@ -281,7 +281,7 @@
   // Initialize collections
   supported_ref_ptrs_.clear();
 
-  // Initialize extension whitelist
+  // Initialize extension allowlist
   InitExtensions();
 }
 
@@ -292,11 +292,11 @@
   if (context()->get_feature_mgr()->HasCapability(
           SpvCapabilityVariablePointers))
     return false;
-  // If any extension not in whitelist, return false
+  // If any extension not in allowlist, return false
   for (auto& ei : get_module()->extensions()) {
     const char* extName =
         reinterpret_cast<const char*>(&ei.GetInOperand(0).words[0]);
-    if (extensions_whitelist_.find(extName) == extensions_whitelist_.end())
+    if (extensions_allowlist_.find(extName) == extensions_allowlist_.end())
       return false;
   }
   return true;
@@ -336,8 +336,8 @@
 }
 
 void LocalAccessChainConvertPass::InitExtensions() {
-  extensions_whitelist_.clear();
-  extensions_whitelist_.insert({
+  extensions_allowlist_.clear();
+  extensions_allowlist_.insert({
       "SPV_AMD_shader_explicit_vertex_parameter",
       "SPV_AMD_shader_trinary_minmax",
       "SPV_AMD_gcn_shader",
diff --git a/source/opt/local_access_chain_convert_pass.h b/source/opt/local_access_chain_convert_pass.h
index e3592bf..552062e 100644
--- a/source/opt/local_access_chain_convert_pass.h
+++ b/source/opt/local_access_chain_convert_pass.h
@@ -110,7 +110,7 @@
   // Returns a status to indicate success or failure, and change or no change.
   Status ConvertLocalAccessChains(Function* func);
 
-  // Initialize extensions whitelist
+  // Initialize extensions allowlist
   void InitExtensions();
 
   // Return true if all extensions in this module are allowed by this pass.
@@ -124,7 +124,7 @@
   std::unordered_set<uint32_t> supported_ref_ptrs_;
 
   // Extensions supported by this pass.
-  std::unordered_set<std::string> extensions_whitelist_;
+  std::unordered_set<std::string> extensions_allowlist_;
 };
 
 }  // namespace opt
diff --git a/source/opt/local_single_block_elim_pass.cpp b/source/opt/local_single_block_elim_pass.cpp
index b5435bb..401dad8 100644
--- a/source/opt/local_single_block_elim_pass.cpp
+++ b/source/opt/local_single_block_elim_pass.cpp
@@ -168,16 +168,16 @@
   // Clear collections
   supported_ref_ptrs_.clear();
 
-  // Initialize extensions whitelist
+  // Initialize extensions allowlist
   InitExtensions();
 }
 
 bool LocalSingleBlockLoadStoreElimPass::AllExtensionsSupported() const {
-  // If any extension not in whitelist, return false
+  // If any extension not in allowlist, return false
   for (auto& ei : get_module()->extensions()) {
     const char* extName =
         reinterpret_cast<const char*>(&ei.GetInOperand(0).words[0]);
-    if (extensions_whitelist_.find(extName) == extensions_whitelist_.end())
+    if (extensions_allowlist_.find(extName) == extensions_allowlist_.end())
       return false;
   }
   return true;
@@ -214,8 +214,8 @@
 }
 
 void LocalSingleBlockLoadStoreElimPass::InitExtensions() {
-  extensions_whitelist_.clear();
-  extensions_whitelist_.insert({
+  extensions_allowlist_.clear();
+  extensions_allowlist_.insert({
       "SPV_AMD_shader_explicit_vertex_parameter",
       "SPV_AMD_shader_trinary_minmax",
       "SPV_AMD_gcn_shader",
diff --git a/source/opt/local_single_block_elim_pass.h b/source/opt/local_single_block_elim_pass.h
index 0fe7732..ea72816 100644
--- a/source/opt/local_single_block_elim_pass.h
+++ b/source/opt/local_single_block_elim_pass.h
@@ -63,7 +63,7 @@
   // where possible. Assumes logical addressing.
   bool LocalSingleBlockLoadStoreElim(Function* func);
 
-  // Initialize extensions whitelist
+  // Initialize extensions allowlist
   void InitExtensions();
 
   // Return true if all extensions in this module are supported by this pass.
@@ -94,7 +94,7 @@
   std::unordered_set<uint32_t> pinned_vars_;
 
   // Extensions supported by this pass.
-  std::unordered_set<std::string> extensions_whitelist_;
+  std::unordered_set<std::string> extensions_allowlist_;
 
   // Variables that are only referenced by supported operations for this
   // pass ie. loads and stores.
diff --git a/source/opt/local_single_store_elim_pass.cpp b/source/opt/local_single_store_elim_pass.cpp
index 4c71ce1..3f61853 100644
--- a/source/opt/local_single_store_elim_pass.cpp
+++ b/source/opt/local_single_store_elim_pass.cpp
@@ -46,11 +46,11 @@
 }
 
 bool LocalSingleStoreElimPass::AllExtensionsSupported() const {
-  // If any extension not in whitelist, return false
+  // If any extension not in allowlist, return false
   for (auto& ei : get_module()->extensions()) {
     const char* extName =
         reinterpret_cast<const char*>(&ei.GetInOperand(0).words[0]);
-    if (extensions_whitelist_.find(extName) == extensions_whitelist_.end())
+    if (extensions_allowlist_.find(extName) == extensions_allowlist_.end())
       return false;
   }
   return true;
@@ -74,12 +74,12 @@
 LocalSingleStoreElimPass::LocalSingleStoreElimPass() = default;
 
 Pass::Status LocalSingleStoreElimPass::Process() {
-  InitExtensionWhiteList();
+  InitExtensionAllowList();
   return ProcessImpl();
 }
 
-void LocalSingleStoreElimPass::InitExtensionWhiteList() {
-  extensions_whitelist_.insert({
+void LocalSingleStoreElimPass::InitExtensionAllowList() {
+  extensions_allowlist_.insert({
       "SPV_AMD_shader_explicit_vertex_parameter",
       "SPV_AMD_shader_trinary_minmax",
       "SPV_AMD_gcn_shader",
diff --git a/source/opt/local_single_store_elim_pass.h b/source/opt/local_single_store_elim_pass.h
index 4cf8bbb..a7cdd19 100644
--- a/source/opt/local_single_store_elim_pass.h
+++ b/source/opt/local_single_store_elim_pass.h
@@ -57,8 +57,8 @@
   // any resulting dead code.
   bool LocalSingleStoreElim(Function* func);
 
-  // Initialize extensions whitelist
-  void InitExtensionWhiteList();
+  // Initialize extensions allowlist
+  void InitExtensionAllowList();
 
   // Return true if all extensions in this module are allowed by this pass.
   bool AllExtensionsSupported() const;
@@ -94,7 +94,7 @@
                     const std::vector<Instruction*>& uses);
 
   // Extensions supported by this pass.
-  std::unordered_set<std::string> extensions_whitelist_;
+  std::unordered_set<std::string> extensions_allowlist_;
 };
 
 }  // namespace opt
diff --git a/test/opt/aggressive_dead_code_elim_test.cpp b/test/opt/aggressive_dead_code_elim_test.cpp
index e7303ba..a13ccbb 100644
--- a/test/opt/aggressive_dead_code_elim_test.cpp
+++ b/test/opt/aggressive_dead_code_elim_test.cpp
@@ -413,7 +413,7 @@
       predefs1 + names_after + predefs2 + func_after, true, true);
 }
 
-TEST_F(AggressiveDCETest, OptWhitelistExtension) {
+TEST_F(AggressiveDCETest, OptAllowListExtension) {
   //  #version 140
   //
   //  in vec4 BaseColor;
@@ -498,7 +498,7 @@
       predefs1 + names_after + predefs2 + func_after, true, true);
 }
 
-TEST_F(AggressiveDCETest, NoOptBlacklistExtension) {
+TEST_F(AggressiveDCETest, NoOptDenyListExtension) {
   //  #version 140
   //
   //  in vec4 BaseColor;
diff --git a/test/val/val_builtins_test.cpp b/test/val/val_builtins_test.cpp
index 58593dc..730986c 100644
--- a/test/val/val_builtins_test.cpp
+++ b/test/val/val_builtins_test.cpp
@@ -1952,7 +1952,7 @@
                               "needs to be a 32-bit int", "is not an int"))));
 
 INSTANTIATE_TEST_SUITE_P(
-    WhitelistRejection,
+    AllowListRejection,
     ValidateWebGPUCombineBuiltInExecutionModelDataTypeResult,
     Combine(Values("PointSize", "ClipDistance", "CullDistance", "VertexId",
                    "InstanceId", "PointCoord", "SampleMask", "HelperInvocation",
@@ -2979,7 +2979,7 @@
 TEST_F(ValidateBuiltIns, ValidBuiltinsForMeshShader) {
   CodeGenerator generator = CodeGenerator::GetDefaultShaderCodeGenerator();
   generator.capabilities_ += R"(
-OpCapability MeshShadingNV 
+OpCapability MeshShadingNV
 )";
 
   generator.extensions_ = R"(
@@ -3017,7 +3017,7 @@
 TEST_F(ValidateBuiltIns, InvalidBuiltinsForMeshShader) {
   CodeGenerator generator = CodeGenerator::GetDefaultShaderCodeGenerator();
   generator.capabilities_ += R"(
-OpCapability MeshShadingNV 
+OpCapability MeshShadingNV
 )";
 
   generator.extensions_ = R"(
diff --git a/test/val/val_decoration_test.cpp b/test/val/val_decoration_test.cpp
index 204f468..b50c4ad 100644
--- a/test/val/val_decoration_test.cpp
+++ b/test/val/val_decoration_test.cpp
@@ -6353,7 +6353,7 @@
                               "requires one of these capabilities"))));
 
 INSTANTIATE_TEST_SUITE_P(
-    DecorationWhitelistFailure, ValidateWebGPUCombineDecorationResult,
+    DecorationAllowListFailure, ValidateWebGPUCombineDecorationResult,
     Combine(Values("RelaxedPrecision", "BufferBlock", "GLSLShared",
                    "GLSLPacked", "Invariant", "Volatile", "Coherent"),
             Values(TestResult(
diff --git a/test/val/val_modes_test.cpp b/test/val/val_modes_test.cpp
index 688f433..0a1476e 100644
--- a/test/val/val_modes_test.cpp
+++ b/test/val/val_modes_test.cpp
@@ -714,14 +714,14 @@
                    "SubgroupsPerWorkgroup 1", "SubgroupsPerWorkgroupId %int1"),
             Values(SPV_ENV_UNIVERSAL_1_3)));
 
-INSTANTIATE_TEST_SUITE_P(ValidateModeGLComputeWebGPUWhitelistGood,
+INSTANTIATE_TEST_SUITE_P(ValidateModeGLComputeWebGPUAllowListGood,
                          ValidateModeExecution,
                          Combine(Values(SPV_SUCCESS), Values(""),
                                  Values("GLCompute"), Values("LocalSize 1 1 1"),
                                  Values(SPV_ENV_WEBGPU_0)));
 
 INSTANTIATE_TEST_SUITE_P(
-    ValidateModeGLComputeWebGPUWhitelistBad, ValidateModeExecution,
+    ValidateModeGLComputeWebGPUAllowListBad, ValidateModeExecution,
     Combine(Values(SPV_ERROR_INVALID_DATA),
             Values("Execution mode must be one of OriginUpperLeft, "
                    "DepthReplacing, DepthGreater, DepthLess, DepthUnchanged, "
@@ -730,14 +730,14 @@
             Values(SPV_ENV_WEBGPU_0)));
 
 INSTANTIATE_TEST_SUITE_P(
-    ValidateModeFragmentWebGPUWhitelistGood, ValidateModeExecution,
+    ValidateModeFragmentWebGPUAllowListGood, ValidateModeExecution,
     Combine(Values(SPV_SUCCESS), Values(""), Values("Fragment"),
             Values("OriginUpperLeft", "DepthReplacing", "DepthGreater",
                    "DepthLess", "DepthUnchanged"),
             Values(SPV_ENV_WEBGPU_0)));
 
 INSTANTIATE_TEST_SUITE_P(
-    ValidateModeFragmentWebGPUWhitelistBad, ValidateModeExecution,
+    ValidateModeFragmentWebGPUAllowListBad, ValidateModeExecution,
     Combine(Values(SPV_ERROR_INVALID_DATA),
             Values("Execution mode must be one of OriginUpperLeft, "
                    "DepthReplacing, DepthGreater, DepthLess, DepthUnchanged, "
diff --git a/test/val/val_webgpu_test.cpp b/test/val/val_webgpu_test.cpp
index e81fc7c..bca156b 100644
--- a/test/val/val_webgpu_test.cpp
+++ b/test/val/val_webgpu_test.cpp
@@ -254,7 +254,7 @@
                         "environment.\n  OpMemoryModel Logical GLSL450\n"));
 }
 
-TEST_F(ValidateWebGPU, WhitelistedExtendedInstructionsImportGood) {
+TEST_F(ValidateWebGPU, AllowListedExtendedInstructionsImportGood) {
   std::string spirv = R"(
           OpCapability Shader
           OpCapability VulkanMemoryModelKHR
@@ -275,7 +275,7 @@
   EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
 }
 
-TEST_F(ValidateWebGPU, NonWhitelistedExtendedInstructionsImportBad) {
+TEST_F(ValidateWebGPU, NonAllowListedExtendedInstructionsImportBad) {
   std::string spirv = R"(
      OpCapability Shader
      OpCapability VulkanMemoryModelKHR
diff --git a/utils/check_symbol_exports.py b/utils/check_symbol_exports.py
index e14c2eb..bcd77da 100755
--- a/utils/check_symbol_exports.py
+++ b/utils/check_symbol_exports.py
@@ -55,11 +55,11 @@
     #   _Z[0-9]+spv[A-Z_] :  C++ symbol starting with spv[A-Z_]
     symbol_ok_pattern = re.compile(r'^(spv[A-Z]|_ZN|_Z[0-9]+spv[A-Z_])')
 
-    # In addition, the following pattern whitelists global functions that are added
+    # In addition, the following pattern allowlists global functions that are added
     # by the protobuf compiler:
     #   - AddDescriptors_spvtoolsfuzz_2eproto()
     #   - InitDefaults_spvtoolsfuzz_2eproto()
-    symbol_whitelist_pattern = re.compile(r'_Z[0-9]+(InitDefaults|AddDescriptors)_spvtoolsfuzz_2eprotov')
+    symbol_allowlist_pattern = re.compile(r'_Z[0-9]+(InitDefaults|AddDescriptors)_spvtoolsfuzz_2eprotov')
 
     seen = set()
     result = 0
@@ -70,7 +70,7 @@
             if symbol not in seen:
                 seen.add(symbol)
                 #print("look at '{}'".format(symbol))
-                if not (symbol_whitelist_pattern.match(symbol) or symbol_ok_pattern.match(symbol)):
+                if not (symbol_allowlist_pattern.match(symbol) or symbol_ok_pattern.match(symbol)):
                     print('{}: error: Unescaped exported symbol: {}'.format(PROG, symbol))
                     result = 1
     return result