Add basic HEAPLIB IOP module implementation.

Source/iop/IopBios.cpp

@@ -26,6 +26,7 @@
 #include "Iop_Thvpool.h"
 #include "Iop_Thmsgbx.h"
 #include "Iop_Thevent.h"
+#include "Iop_Heaplib.h"
 #include "Iop_Timrman.h"
 #include "Iop_Intrman.h"
 #include "Iop_Vblank.h"
@@ -183,6 +184,9 @@ void CIopBios::Reset(const Iop::SifManPtr& sifMan)
 	{
 		RegisterModule(std::make_shared<Iop::CThevent>(*this, m_ram));
 	}
+	{
+		RegisterModule(std::make_shared<Iop::CHeaplib>(*m_sysmem));
+	}
 	{
 		RegisterModule(std::make_shared<Iop::CTimrman>(*this));
 	}

Source/iop/Iop_Heaplib.cpp

@@ -0,0 +1,95 @@
+#include "Iop_Heaplib.h"
+#include "../Log.h"
+
+using namespace Iop;
+
+#define LOG_NAME ("iop_heaplib")
+
+#define HEAP_PTR 0x12121212
+
+#define FUNCTION_CREATEHEAP      "CreateHeap"
+#define FUNCTION_ALLOCHEAPMEMORY "AllocHeapMemory"
+#define FUNCTION_FREEHEAPMEMORY  "FreeHeapMemory"
+
+CHeaplib::CHeaplib(CSysmem& sysMem)
+: m_sysMem(sysMem)
+{
+
+}
+
+std::string CHeaplib::GetId() const
+{
+	return "heaplib";
+}
+
+std::string CHeaplib::GetFunctionName(unsigned int functionId) const
+{
+	switch(functionId)
+	{
+	case 4:
+		return FUNCTION_CREATEHEAP;
+		break;
+	case 6:
+		return FUNCTION_ALLOCHEAPMEMORY;
+		break;
+	case 7:
+		return FUNCTION_FREEHEAPMEMORY;
+		break;
+	default:
+		return "unknown";
+		break;
+	}
+}
+
+void CHeaplib::Invoke(CMIPS& context, unsigned int functionId)
+{
+	switch(functionId)
+	{
+	case 4:
+		context.m_State.nGPR[CMIPS::V0].nD0 = CreateHeap(
+			context.m_State.nGPR[CMIPS::A0].nV0,
+			context.m_State.nGPR[CMIPS::A1].nV0
+		);
+		break;
+	case 6:
+		context.m_State.nGPR[CMIPS::V0].nD0 = AllocHeapMemory(
+			context.m_State.nGPR[CMIPS::A0].nV0,
+			context.m_State.nGPR[CMIPS::A1].nV0
+		);
+		break;
+	case 7:
+		context.m_State.nGPR[CMIPS::V0].nD0 = FreeHeapMemory(
+			context.m_State.nGPR[CMIPS::A0].nV0,
+			context.m_State.nGPR[CMIPS::A1].nV0
+		);
+		break;
+	default:
+		CLog::GetInstance().Print(LOG_NAME, "Unknown function called (%d).\r\n",
+			functionId);
+		break;
+	}
+}
+
+int32 CHeaplib::CreateHeap(uint32 heapSize, uint32 flags)
+{
+	CLog::GetInstance().Print(LOG_NAME, FUNCTION_CREATEHEAP "(heapSize = 0x%0.8X, flags = %d);\r\n",
+		heapSize, flags);
+	return HEAP_PTR;
+}
+
+int32 CHeaplib::AllocHeapMemory(uint32 heapPtr, uint32 size)
+{
+	CLog::GetInstance().Print(LOG_NAME, FUNCTION_ALLOCHEAPMEMORY "(heapPtr = 0x%0.8X, size = 0x%0.8X);\r\n",
+		heapPtr, size);
+	assert(heapPtr == HEAP_PTR);
+	return m_sysMem.AllocateMemory(size, 0, 0);
+}
+
+int32 CHeaplib::FreeHeapMemory(uint32 heapPtr, uint32 allocPtr)
+{
+	CLog::GetInstance().Print(LOG_NAME, FUNCTION_FREEHEAPMEMORY "(heapPtr = 0x%0.8X, allocPtr = 0x%0.8X);\r\n",
+		heapPtr, allocPtr);
+	assert(heapPtr == HEAP_PTR);
+	m_sysMem.FreeMemory(allocPtr);
+	return 0;
+}

Source/iop/Iop_Heaplib.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include "Iop_Module.h"
+#include "Iop_Sysmem.h"
+
+namespace Iop
+{
+	class CHeaplib : public CModule
+	{
+	public:
+		CHeaplib(CSysmem&);
+		virtual ~CHeaplib() = default;
+
+		std::string    GetId() const override;
+		std::string    GetFunctionName(unsigned int) const override;
+		void           Invoke(CMIPS&, unsigned int) override;
+
+	private:
+		int32    CreateHeap(uint32, uint32);
+		int32    AllocHeapMemory(uint32, uint32);
+		int32    FreeHeapMemory(uint32, uint32);
+
+		CSysmem&    m_sysMem;
+	};
+}

build_win32/PlayCore.vcxproj

@@ -91,6 +91,7 @@
     <ClCompile Include="..\Source\iop\Iop_FileIoHandler1000.cpp" />
     <ClCompile Include="..\Source\iop\Iop_FileIoHandler2100.cpp" />
     <ClCompile Include="..\Source\iop\Iop_FileIoHandler2300.cpp" />
+    <ClCompile Include="..\Source\iop\Iop_Heaplib.cpp" />
     <ClCompile Include="..\Source\iop\Iop_Intc.cpp" />
     <ClCompile Include="..\Source\iop\Iop_Intrman.cpp" />
     <ClCompile Include="..\Source\iop\Iop_Ioman.cpp" />
@@ -240,6 +241,7 @@
     <ClInclude Include="..\Source\iop\Iop_FileIoHandler1000.h" />
     <ClInclude Include="..\Source\iop\Iop_FileIoHandler2100.h" />
     <ClInclude Include="..\Source\iop\Iop_FileIoHandler2300.h" />
+    <ClInclude Include="..\Source\iop\Iop_Heaplib.h" />
     <ClInclude Include="..\Source\iop\Iop_Intc.h" />
     <ClInclude Include="..\Source\iop\Iop_Intrman.h" />
     <ClInclude Include="..\Source\iop\Iop_Ioman.h" />

build_win32/PlayCore.vcxproj.filters

@@ -454,6 +454,9 @@
     <ClCompile Include="..\Source\iop\Iop_Thvpool.cpp">
       <Filter>Source Files\Iop</Filter>
     </ClCompile>
+    <ClCompile Include="..\Source\iop\Iop_Heaplib.cpp">
+      <Filter>Source Files\Iop</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\Source\AppConfig.h">
@@ -903,5 +906,8 @@
     <ClInclude Include="..\Source\gs\GsTextureCache.h">
       <Filter>Source Files\Gs</Filter>
     </ClInclude>
+    <ClInclude Include="..\Source\iop\Iop_Heaplib.h">
+      <Filter>Source Files\Iop</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>