Add an implementation that uses JsonCpp (pretty slow!)

Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>

M6502/HarteTest_6502/HarteTest_6502.vcxproj

@@ -23,7 +23,6 @@
     <Keyword>Win32Proj</Keyword>
     <ProjectGuid>{894eb6ef-4c8d-4401-bbaa-aba05a021abb}</ProjectGuid>
     <RootNamespace>HarteTest_6502</RootNamespace>
-    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
     <ProjectName>HarteTest_6502</ProjectName>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
@@ -73,20 +72,20 @@
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <LinkIncremental>true</LinkIncremental>
-    <IncludePath>..\inc;..\..\inc;C:\Libraries\boost_1_77_0;$(IncludePath)</IncludePath>
+    <IncludePath>..\inc;..\..\inc;C:\Libraries\boost_1_77_0;$(ProjectDir)..\..\packages\JsonCpp.Windows.1.9.2\build\native\include;$(IncludePath)</IncludePath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <LinkIncremental>false</LinkIncremental>
-    <IncludePath>..\inc;..\..\inc;C:\Libraries\boost_1_77_0;$(IncludePath)</IncludePath>
+    <IncludePath>..\inc;..\..\inc;C:\Libraries\boost_1_77_0;$(ProjectDir)..\..\packages\JsonCpp.Windows.1.9.2\build\native\include;$(IncludePath)</IncludePath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <LinkIncremental>true</LinkIncremental>
-    <IncludePath>..\inc;..\..\inc;C:\Libraries\boost_1_77_0;$(IncludePath)</IncludePath>
+    <IncludePath>..\inc;..\..\inc;C:\Libraries\boost_1_77_0;$(ProjectDir)..\..\packages\JsonCpp.Windows.1.9.2\build\native\include;$(IncludePath)</IncludePath>
     <LibraryPath>C:\Libraries\boost_1_77_0\lib64-msvc-14.2;$(LibraryPath)</LibraryPath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <LinkIncremental>false</LinkIncremental>
-    <IncludePath>..\inc;..\..\inc;C:\Libraries\boost_1_77_0;$(IncludePath)</IncludePath>
+    <IncludePath>..\inc;..\..\inc;C:\Libraries\boost_1_77_0;$(ProjectDir)..\..\packages\JsonCpp.Windows.1.9.2\build\native\include;$(IncludePath)</IncludePath>
     <LibraryPath>C:\Libraries\boost_1_77_0\lib64-msvc-14.2;$(LibraryPath)</LibraryPath>
   </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
@@ -108,11 +107,15 @@
       <WarningLevel>Level3</WarningLevel>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <ConformanceMode>true</ConformanceMode>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <PrecompiledHeader>Use</PrecompiledHeader>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <OmitFramePointers>true</OmitFramePointers>
+      <BufferSecurityCheck>false</BufferSecurityCheck>
+      <ControlFlowGuard>false</ControlFlowGuard>
+      <EnableParallelCodeGeneration>true</EnableParallelCodeGeneration>
+      <EnableEnhancedInstructionSet>AdvancedVectorExtensions</EnableEnhancedInstructionSet>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -140,11 +143,15 @@
       <WarningLevel>Level3</WarningLevel>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <ConformanceMode>true</ConformanceMode>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <PrecompiledHeader>Use</PrecompiledHeader>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <OmitFramePointers>true</OmitFramePointers>
+      <BufferSecurityCheck>false</BufferSecurityCheck>
+      <ControlFlowGuard>false</ControlFlowGuard>
+      <EnableParallelCodeGeneration>true</EnableParallelCodeGeneration>
+      <EnableEnhancedInstructionSet>AdvancedVectorExtensions</EnableEnhancedInstructionSet>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -184,7 +191,17 @@
       <Project>{d8726a1b-bbfe-47ef-9860-26b90140ba66}</Project>
     </ProjectReference>
   </ItemGroup>
+  <ItemGroup>
+    <None Include="packages.config" />
+  </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
+    <Import Project="..\..\packages\JsonCpp.Windows.1.9.2\build\JsonCpp.Windows.targets" Condition="Exists('..\..\packages\JsonCpp.Windows.1.9.2\build\JsonCpp.Windows.targets')" />
   </ImportGroup>
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('..\..\packages\JsonCpp.Windows.1.9.2\build\JsonCpp.Windows.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\JsonCpp.Windows.1.9.2\build\JsonCpp.Windows.targets'))" />
+  </Target>
 </Project>

M6502/HarteTest_6502/HarteTest_6502.vcxproj.filters

@@ -9,6 +9,9 @@
       <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
       <Extensions>h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd</Extensions>
     </Filter>
+    <Filter Include="Header Files\nlohmann">
+      <UniqueIdentifier>{1b676a2e-dff7-46aa-b021-f4319b0419d7}</UniqueIdentifier>
+    </Filter>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="tests.cpp">
@@ -53,7 +56,10 @@
       <Filter>Header Files</Filter>
     </ClInclude>
     <ClInclude Include="nlohmann\json.hpp">
-      <Filter>Header Files</Filter>
+      <Filter>Header Files\nlohmann</Filter>
     </ClInclude>
   </ItemGroup>
+  <ItemGroup>
+    <None Include="packages.config" />
+  </ItemGroup>
 </Project>

M6502/HarteTest_6502/opcode_test_suite_t.cpp

@@ -2,9 +2,14 @@
 #include "opcode_test_suite_t.h"
 
 #include <cassert>
+#include <exception>
 #include <fstream>
 #include <filesystem>
 
+#ifdef USE_JSONCPP_JSON
+std::unique_ptr<Json::CharReader> opcode_test_suite_t::m_reader;
+#endif
+
 std::string opcode_test_suite_t::read(std::string path) {
     std::ifstream file(path, std::ios::in | std::ios::binary);
     const auto size = std::filesystem::file_size(path);
@@ -37,4 +42,18 @@ void opcode_test_suite_t::load() {
     m_raw = nlohmann::json::parse(contents);
 }
 
-#endif
+#endif
+
+#ifdef USE_JSONCPP_JSON
+
+void opcode_test_suite_t::load() {
+    if (m_reader == nullptr) {
+        Json::CharReaderBuilder builder;
+        m_reader.reset(builder.newCharReader());
+    }
+    const auto contents = read(path());
+    if (!m_reader->parse(contents.data(), contents.data() + contents.size(), &m_raw, nullptr))
+        throw std::runtime_error("Unable to parse tests");
+}
+
+#endif

M6502/HarteTest_6502/opcode_test_suite_t.h

@@ -10,8 +10,17 @@
 #   include "nlohmann/json.hpp"
 #endif
 
+#ifdef USE_JSONCPP_JSON
+#   include <memory>
+#	include <json/json.h>
+#endif
+
 class opcode_test_suite_t final {
 private:
+#ifdef USE_JSONCPP_JSON
+    static std::unique_ptr<Json::CharReader> m_reader;
+#endif
+
     [[nodiscard]] static std::string read(std::string path);
 
     std::string m_path;
@@ -21,6 +30,12 @@ private:
 #ifdef USE_NLOHMANN_JSON
     nlohmann::json m_raw;
 #endif
+#ifdef USE_RAPIDJSON_JSON
+    rapidjson::Document m_raw;
+#endif
+#ifdef USE_JSONCPP_JSON
+    Json::Value m_raw;
+#endif
 
 public:
     opcode_test_suite_t(std::string path);

M6502/HarteTest_6502/packages.config

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="JsonCpp.Windows" version="1.9.2" targetFramework="native" />
+</packages>

M6502/HarteTest_6502/state_t.cpp

@@ -76,3 +76,37 @@ void state_t::initialise(const nlohmann::json& serialised) {
 }
 
 #endif
+
+#ifdef USE_JSONCPP_JSON
+
+state_t::state_t(const Json::Value& serialised) {
+    assert(serialised.isObject());
+    initialise(serialised);
+    assert(initialised());
+}
+
+void state_t::initialise(const Json::Value& serialised) {
+
+    assert(!initialised());
+
+    m_pc = serialised["pc"].asUInt();
+    m_s = serialised["s"].asUInt();
+    m_a = serialised["a"].asUInt();
+    m_x = serialised["x"].asUInt();
+    m_y = serialised["y"].asUInt();
+    m_p = serialised["p"].asUInt();
+
+    const auto& ram_entries = serialised["ram"];
+    assert(ram_entries.isArray());
+    for (const auto& ram_entry : ram_entries) {
+        assert(ram_entry.isArray());
+        assert(ram_entry.size() == 2);
+        const auto address = ram_entry[0].asUInt();
+        const auto value = ram_entry[1].asUInt();
+        m_ram[address] = value;
+    }
+
+    m_initialised = true;
+}
+
+#endif

M6502/HarteTest_6502/state_t.h

@@ -11,6 +11,10 @@
 #   include "nlohmann/json.hpp"
 #endif
 
+#ifdef USE_JSONCPP_JSON
+#	include <json/json.h>
+#endif
+
 #include "json_t.h"
 
 class state_t final : public json_t {
@@ -35,6 +39,10 @@ private:
     void initialise(const nlohmann::json& serialised);
 #endif
 
+#ifdef USE_JSONCPP_JSON
+    void initialise(const Json::Value& serialised);
+#endif
+
 public:
     state_t();
 
@@ -47,6 +55,10 @@ public:
     state_t(const nlohmann::json& serialised);
 #endif
 
+#ifdef USE_JSONCPP_JSON
+    state_t(const Json::Value& serialised);
+#endif
+
     [[nodiscard]] constexpr auto pc() const noexcept { return m_pc; }
     [[nodiscard]] constexpr auto s() const noexcept { return m_s; }
     [[nodiscard]] constexpr auto a() const noexcept { return m_a; }

M6502/HarteTest_6502/stdafx.h

@@ -11,8 +11,9 @@
 #include <unordered_map>
 #include <vector>
 
-//#define USE_BOOST_JSON
-#define USE_NLOHMANN_JSON
+#define USE_BOOST_JSON
+//#define USE_NLOHMANN_JSON
+//#define USE_JSONCPP_JSON
 
 #ifdef USE_BOOST_JSON
 #	include <boost/json.hpp>
@@ -20,4 +21,8 @@
 
 #ifdef USE_NLOHMANN_JSON
 #	include "nlohmann/json.hpp"
-#endif
+#endif
+
+#ifdef USE_JSONCPP_JSON
+#	include <json/json.h>
+#endif

M6502/HarteTest_6502/test_t.cpp

@@ -77,3 +77,30 @@ void test_t::initialise(const nlohmann::json& serialised) {
 }
 
 #endif
+
+#ifdef USE_JSONCPP_JSON
+
+test_t::test_t(const Json::Value& serialised) {
+    assert(serialised.isObject());
+    initialise(serialised);
+}
+
+void test_t::initialise(const Json::Value& serialised) {
+
+    m_name = serialised["name"].asString();
+    m_initial_state = state_t(serialised["initial"]);
+    m_final_state = state_t(serialised["final"]);
+
+    const auto& cycles_array = serialised["cycles"];
+    m_cycles.reserve(cycles_array.size());
+
+    for (const auto& cycles_entry : cycles_array) {
+        assert(cycles_entry.size() == 3);
+        const auto address = cycles_entry[0].asUInt();
+        const auto contents = cycles_entry[1].asUInt();
+        const auto action = to_action(cycles_entry[2].asString());
+        m_cycles.push_back({ address, contents, action });
+    }
+}
+
+#endif

M6502/HarteTest_6502/test_t.h

@@ -13,6 +13,10 @@
 #   include "nlohmann/json.hpp"
 #endif
 
+#ifdef USE_JSONCPP_JSON
+#	include <json/json.h>
+#endif
+
 #include "state_t.h"
 #include "json_t.h"
 
@@ -40,6 +44,10 @@ private:
     void initialise(const nlohmann::json& serialised);
 #endif
 
+#ifdef USE_JSONCPP_JSON
+    void initialise(const Json::Value& serialised);
+#endif
+
 public:
 
 #ifdef USE_BOOST_JSON
@@ -51,6 +59,10 @@ public:
     test_t(const nlohmann::json& serialised);
 #endif
 
+#ifdef USE_JSONCPP_JSON
+    test_t(const Json::Value& serialised);
+#endif
+
     [[nodiscard]] constexpr const auto& name() const noexcept { return m_name; }
     [[nodiscard]] constexpr const auto& initial_state() const noexcept { return m_initial_state; }
     [[nodiscard]] constexpr const auto& final_state() const noexcept { return m_final_state; }

M6502/HarteTest_6502/tests.cpp

@@ -30,6 +30,9 @@ int main() {
 #ifdef USE_NLOHMANN_JSON
         const auto& opcode_test_array = opcode.raw();
 #endif
+#ifdef USE_JSONCPP_JSON
+        const auto& opcode_test_array = opcode.raw();
+#endif
 
         bool opcode_bad = false;
         for (const auto& opcode_test_element : opcode_test_array) {