In-progress work: refactoring PAL not to be instanced.

This removes a lot of useless passing around of the PAL object.

src/xenia/core/file.cc

@@ -23,8 +23,7 @@ typedef struct xe_file {
 #endif  // WIN32
 
 
-xe_file_ref xe_file_open(xe_pal_ref pal, const xe_file_mode mode,
-                         const xechar_t *path) {
+xe_file_ref xe_file_open(const xe_file_mode mode, const xechar_t *path) {
   xe_file_ref file = (xe_file_ref)xe_calloc(sizeof(xe_file_t));
   xe_ref_init((xe_ref)file);
 
@@ -83,27 +82,3 @@ size_t xe_file_read(xe_file_ref file, const size_t offset,
 
   return fread(buffer, 1, buffer_size, handle);
 }
-
-void xe_path_join(const xechar_t* left, const xechar_t* right,
-                  xechar_t* out_path, size_t out_path_size) {
-#if XE_WCHAR
-  xesnprintf(out_path, out_path_size, XT("%ls%c%ls"),
-             left, XE_PATH_SEPARATOR, right);
-#else
-  xesnprintf(out_path, out_path_size, XT("%s%c%s"),
-             left, XE_PATH_SEPARATOR, right);
-#endif  // XE_WCHAR
-}
-
-void xe_path_get_absolute(const xechar_t* path, xechar_t* out_abs_path,
-                          size_t abs_path_size) {
-#if XE_PLATFORM(WIN32)
-#if XE_WCHAR
-  _wfullpath(out_abs_path, path, abs_path_size);
-#else
-  _fullpath(out_abs_path, path, abs_path_size);
-#endif  // XE_WCHAR
-#else
-  realpath(path, out_abs_path);
-#endif  // WIN32
-}

src/xenia/core/file.h

@@ -11,7 +11,7 @@
 #define XENIA_CORE_FILE_H_
 
 #include <xenia/common.h>
-#include <xenia/core/pal.h>
+#include <xenia/core/path.h>
 #include <xenia/core/ref.h>
 
 
@@ -25,18 +25,12 @@ typedef enum {
 } xe_file_mode;
 
 
-xe_file_ref xe_file_open(xe_pal_ref pal, const xe_file_mode mode,
-                         const xechar_t *path);
+xe_file_ref xe_file_open(const xe_file_mode mode, const xechar_t *path);
 xe_file_ref xe_file_retain(xe_file_ref file);
 void xe_file_release(xe_file_ref file);
 size_t xe_file_get_length(xe_file_ref file);
 size_t xe_file_read(xe_file_ref file, const size_t offset,
                     uint8_t *buffer, const size_t buffer_size);
 
-void xe_path_join(const xechar_t* left, const xechar_t* right,
-                  xechar_t* out_path, size_t out_path_size);
-void xe_path_get_absolute(const xechar_t* path, xechar_t* out_abs_path,
-                          size_t abs_path_size);
-
 
 #endif  // XENIA_CORE_FILE_H_

src/xenia/core/memory.cc

@@ -53,7 +53,7 @@ struct xe_memory {
 };
 
 
-xe_memory_ref xe_memory_create(xe_pal_ref pal, xe_memory_options_t options) {
+xe_memory_ref xe_memory_create(xe_memory_options_t options) {
   uint32_t offset;
   uint32_t mspace_size;
 

src/xenia/core/memory.h

@@ -11,7 +11,6 @@
 #define XENIA_CORE_MEMORY_H_
 
 #include <xenia/common.h>
-#include <xenia/core/pal.h>
 #include <xenia/core/ref.h>
 
 
@@ -24,7 +23,7 @@ struct xe_memory;
 typedef struct xe_memory* xe_memory_ref;
 
 
-xe_memory_ref xe_memory_create(xe_pal_ref pal, xe_memory_options_t options);
+xe_memory_ref xe_memory_create(xe_memory_options_t options);
 xe_memory_ref xe_memory_retain(xe_memory_ref memory);
 void xe_memory_release(xe_memory_ref memory);
 

src/xenia/core/mmap.h

@@ -12,7 +12,6 @@
 
 #include <xenia/common.h>
 #include <xenia/core/file.h>
-#include <xenia/core/pal.h>
 #include <xenia/core/ref.h>
 
 
@@ -20,8 +19,7 @@ struct xe_mmap;
 typedef struct xe_mmap* xe_mmap_ref;
 
 
-xe_mmap_ref xe_mmap_open(xe_pal_ref pal, const xe_file_mode mode,
-                         const xechar_t *path,
+xe_mmap_ref xe_mmap_open(const xe_file_mode mode, const xechar_t *path,
                          const size_t offset, const size_t length);
 xe_mmap_ref xe_mmap_retain(xe_mmap_ref mmap);
 void xe_mmap_release(xe_mmap_ref mmap);

src/xenia/core/mmap_posix.cc

@@ -23,8 +23,7 @@ typedef struct xe_mmap {
 } xe_mmap_t;
 
 
-xe_mmap_ref xe_mmap_open(xe_pal_ref pal, const xe_file_mode mode,
-                         const xechar_t *path,
+xe_mmap_ref xe_mmap_open(const xe_file_mode mode, const xechar_t *path,
                          const size_t offset, const size_t length) {
   xe_mmap_ref mmap = (xe_mmap_ref)xe_calloc(sizeof(xe_mmap_t));
   xe_ref_init((xe_ref)mmap);

src/xenia/core/mmap_win.cc

@@ -21,8 +21,7 @@ typedef struct xe_mmap {
 } xe_mmap_t;
 
 
-xe_mmap_ref xe_mmap_open(xe_pal_ref pal, const xe_file_mode mode,
-                         const xechar_t *path,
+xe_mmap_ref xe_mmap_open(const xe_file_mode mode, const xechar_t *path,
                          const size_t offset, const size_t length) {
   xe_mmap_ref mmap = (xe_mmap_ref)xe_calloc(sizeof(xe_mmap_t));
   xe_ref_init((xe_ref)mmap);

src/xenia/core/pal.h

@@ -19,13 +19,19 @@ typedef struct {
 } xe_pal_options_t;
 
 
-struct xe_pal;
-typedef struct xe_pal* xe_pal_ref;
+int xe_pal_init(xe_pal_options_t options);
 
 
-xe_pal_ref xe_pal_create(xe_pal_options_t options);
-xe_pal_ref xe_pal_retain(xe_pal_ref pal);
-void xe_pal_release(xe_pal_ref pal);
+typedef struct {
+  struct {
+    uint32_t  physical_count;
+    uint32_t  logical_count;
+  } processors;
+} xe_system_info;
+
+int xe_pal_get_system_info(xe_system_info* out_info);
+
+double xe_pal_now();
 
 
 #endif  // XENIA_CORE_PAL_H_

src/xenia/core/pal_mac.cc

@@ -0,0 +1,84 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include <xenia/core/pal.h>
+
+#include <CoreFoundation/CoreFoundation.h>
+#include <asl.h>
+#include <mach/mach_time.h>
+#include <mach/kern_return.h>
+#include <sys/types.h>
+#include <sys/sysctl.h>
+
+
+namespace {
+typedef struct xe_pal_mac {
+  double time_to_sec;
+} xe_pal_mac_t;
+
+xe_pal_mac_t* pal;
+}
+
+
+void xe_pal_dealloc();
+int xe_pal_init(xe_pal_options_t options) {
+  pal = (xe_pal_mac_t)xe_calloc(sizeof(pal));
+
+  mach_timebase_info_data_t info;
+  mach_timebase_info(&info);
+  pal->time_to_sec = (double)((info.numer / info.denom) / 1000000000.0);
+
+  atexit(xe_pal_dealloc);
+  return 0;
+}
+
+void xe_pal_dealloc() {
+  //
+
+  xe_free(pal);
+}
+
+int xe_pal_get_system_info(xe_system_info* out_info) {
+  xe_zero_struct(out_info, sizeof(xe_system_info));
+  out_info->processors.physical_count = 1;
+  out_info->processors.logical_count  = 1;
+
+  // http://geekinfo.googlecode.com/svn-history/r74/trunk/src/macosxsystem.cpp
+  int count;
+  size_t size = sizeof(int);
+  if (!sysctlbyname("hw.physicalcpu", &count, &size, NULL, 0)) {
+    out_info->processors.physical_count = count;
+  } else if (!sysctlbyname("hw.packages", &count, &size, NULL, 0)) {
+    out_info->processors.physical_count = count;
+  } else {
+    out_info->processors.physical_count = 1;
+  }
+  if (!sysctlbyname("hw.logicalcpu", &count, &size, NULL, 0)) {
+    out_info->processors.logical_count = count;
+  } else if (!sysctlbyname("hw.ncpu", &count, &size, NULL, 0)) {
+    out_info->processors.logical_count = count;
+  } else {
+    out_info->processors.logical_count = 1;
+  }
+
+  return 0;
+}
+
+double xe_pal_now() {
+  // According to a bunch of random posts, CACurrentMediaTime is a better call:
+  // https://devforums.apple.com/message/118806#118806
+  // CACurrentMediaTime is based on mach_absolute_time(), which doesn't have a
+  // dependency on QuartzCore:
+  // http://developer.apple.com/library/mac/#qa/qa2004/qa1398.html
+
+  // return (double)CFAbsoluteTimeGetCurrent();
+  // return (double)CACurrentMediaTime();
+
+  return (double)(mach_absolute_time() * pal->time_to_sec);
+}

src/xenia/core/pal_posix.cc

@@ -0,0 +1,62 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include <xenia/core/pal.h>
+
+
+namespace {
+typedef struct xe_pal_posix {
+
+} xe_pal_posix_t;
+
+xe_pal_posix_t* pal;
+}
+
+
+void xe_pal_dealloc();
+int xe_pal_init(xe_pal_options_t options) {
+  pal = (xe_pal_posix_t)xe_calloc(sizeof(pal));
+
+  //
+
+  atexit(xe_pal_dealloc);
+  return 0;
+}
+
+void xe_pal_dealloc() {
+  //
+
+  xe_free(pal);
+}
+
+int xe_pal_get_system_info(xe_system_info* out_info) {
+  xe_zero_struct(out_info, sizeof(xe_system_info));
+  out_info->processors.physical_count = 1;
+  out_info->processors.logical_count  = 1;
+
+#if defined(_SC_NPROCESSORS_ONLN)
+  int nproc = sysconf(_SC_NPROCESSORS_ONLN);
+  if (nproc >= 1) {
+    // Only able to get logical count.
+    sysInfo->processors.logicalCount = nproc;
+  }
+#else
+#warning no calls to get processor counts
+#endif  // _SC_NPROCESSORS_ONLN
+
+  return 0;
+}
+
+double xe_pal_now() {
+  // http://www.kernel.org/doc/man-pages/online/pages/man2/clock_gettime.2.html
+  // http://juliusdavies.ca/posix_clocks/clock_realtime_linux_faq.html
+  struct timespec ts;
+  CPIGNORE(clock_gettime(CLOCK_MONOTONIC, &ts));
+  return (double)(ts.tv_sec + (ts.tv_nsec * 1000000000.0));
+}

src/xenia/core/pal_win.cc

@@ -0,0 +1,145 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include <xenia/core/pal.h>
+
+
+namespace {
+typedef struct xe_pal_win {
+  bool    use_high_perf_timer;
+  double  inv_ticks_per_sec;
+} xe_pal_win_t;
+
+xe_pal_win_t* pal;
+}
+
+
+void xe_pal_dealloc();
+int xe_pal_init(xe_pal_options_t options) {
+  pal = (xe_pal_win_t)xe_calloc(sizeof(pal));
+
+  // Get QPC timing frequency... hopefully stable over the life of the app,
+  // but likely not.
+  // TODO(benvanik): requery periodically/etc.
+  LARGE_INTEGER ticks_per_sec;
+  if (QueryPerformanceFrequency(&ticks_per_sec)) {
+    pal->use_high_perf_timer  = true;
+    pal->inv_ticks_per_sec    = 1.0 / (double)ticks_per_sec.QuadPart;
+  } else {
+    pal->use_high_perf_timer  = false;
+    XELOGW("Falling back from high performance timer");
+  }
+
+  // Setup COM on the main thread.
+  // NOTE: this may fail if COM has already been initialized - that's OK.
+  XEIGNORE(CoInitializeEx(NULL, COINIT_MULTITHREADED));
+
+  atexit(xe_pal_dealloc);
+  return 0;
+}
+
+void xe_pal_dealloc() {
+  //
+
+  xe_free(pal);
+}
+
+// http://msdn.microsoft.com/en-us/library/ms683194.aspx
+namespace {
+DWORD CountSetBits(ULONG_PTR bitMask) {
+  DWORD LSHIFT = sizeof(ULONG_PTR)*8 - 1;
+  DWORD bitSetCount = 0;
+  ULONG_PTR bitTest = (ULONG_PTR)1 << LSHIFT;
+  for (DWORD i = 0; i <= LSHIFT; ++i, bitTest /= 2) {
+    bitSetCount += ((bitMask & bitTest)?1:0);
+  }
+  return bitSetCount;
+}
+}
+int xe_pal_get_system_info(xe_system_info* out_info) {
+  int result_code = 1;
+  xe_zero_struct(out_info, sizeof(xe_system_info));
+  out_info->processors.physical_count = 1;
+  out_info->processors.logical_count  = 1;
+
+  typedef BOOL (WINAPI *LPFN_GLPI)(
+      PSYSTEM_LOGICAL_PROCESSOR_INFORMATION, PDWORD);
+
+  HMODULE   kernel32  = NULL;
+  LPFN_GLPI glpi      = NULL;
+  PSYSTEM_LOGICAL_PROCESSOR_INFORMATION buffer = NULL;
+
+  kernel32 = GetModuleHandle(TEXT("kernel32"));
+  XEEXPECTNOTNULL(kernel32);
+  glpi = (LPFN_GLPI)GetProcAddress(kernel32, "GetLogicalProcessorInfomration");
+  XEEXPECTNOTNULL(glpi);
+
+  // Call GLPI once to get the buffer size, allocate it, then call again.
+  DWORD buffer_length = 0;
+  XEEXPECTFALSE(glpi(NULL, &buffer_length));
+  XEEXPECT(GetLastError() == ERROR_INSUFFICIENT_BUFFER);
+  buffer = (PSYSTEM_LOGICAL_PROCESSOR_INFORMATION)xe_malloc(buffer_length);
+  XEEXPECTNOTNULL(buffer);
+  XEEXPECTTRUE(glpi(buffer, &buffer_length));
+  XEEXPECTNOTZERO(buffer_length);
+
+  out_info->processors.physical_count = 0;
+  out_info->processors.logical_count  = 0;
+
+  size_t info_count = buffer_length /
+      sizeof(SYSTEM_LOGICAL_PROCESSOR_INFORMATION);
+  for (size_t n = 0; n < info_count; n++) {
+    switch (buffer[n].Relationship) {
+      case RelationProcessorPackage:
+        out_info->processors.physical_count++;
+        break;
+      case RelationProcessorCore:
+        if (buffer[n].ProcessorCore.Flags == 1) {
+          // Hyper-threaded.
+          // The number of processors is set as bits in ProcessorMask.
+          out_info.processors.logical_count +=
+              CountSetBits(buffer[n].ProcessorMask);
+        } else {
+          // A real core - just count as one.
+          out_info->processors.logical_count++;
+        }
+        break;
+    }
+  }
+
+  out_info->processors.physical_count =
+      MAX(1, out_info->processors.physical_count);
+  out_info->processors.logical_count  =
+      MAX(1, out_info->processors.logical_count);
+
+  result_code = 0;
+XECLEANUP:
+  xe_free(buffer);
+  if (kernel32) {
+    FreeLibrary(kernel32);
+  }
+  return result_code;
+}
+
+double xe_pal_now() {
+  if (pal->use_high_perf_timer) {
+    LARGE_INTEGER counter;
+    QueryPerformanceCounter(&counter);
+    return counter.QuadPart * pal->inv_ticks_per_sec;
+  } else {
+    // Using GetSystemTimeAsFileTime instead of GetSystemTime() as it has a
+    // 100ns resolution.
+    FILETIME ft;
+    GetSystemTimeAsFileTime(&ft);
+    ULARGE_INTEGER uli;
+    uli.LowPart   = ft.dwLowDateTime;
+    uli.HighPart  = ft.dwHighDateTime;
+    return uli.QuadPart / 10000000.0;
+  }
+}

src/xenia/core/path.cc

@@ -0,0 +1,35 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include <xenia/core/path.h>
+
+
+void xe_path_join(const xechar_t* left, const xechar_t* right,
+                  xechar_t* out_path, size_t out_path_size) {
+#if XE_WCHAR
+  xesnprintf(out_path, out_path_size, XT("%ls%c%ls"),
+             left, XE_PATH_SEPARATOR, right);
+#else
+  xesnprintf(out_path, out_path_size, XT("%s%c%s"),
+             left, XE_PATH_SEPARATOR, right);
+#endif  // XE_WCHAR
+}
+
+void xe_path_get_absolute(const xechar_t* path, xechar_t* out_abs_path,
+                          size_t abs_path_size) {
+#if XE_PLATFORM(WIN32)
+#if XE_WCHAR
+  _wfullpath(out_abs_path, path, abs_path_size);
+#else
+  _fullpath(out_abs_path, path, abs_path_size);
+#endif  // XE_WCHAR
+#else
+  realpath(path, out_abs_path);
+#endif  // WIN32
+}

src/xenia/core/path.h

@@ -7,33 +7,19 @@
  ******************************************************************************
  */
 
+#ifndef XENIA_CORE_PATH_H_
+#define XENIA_CORE_PATH_H_
+
+#include <xenia/common.h>
 #include <xenia/core/pal.h>
+#include <xenia/core/ref.h>
 
 
-typedef struct xe_pal {
-  xe_ref_t ref;
+void xe_path_join(const xechar_t* left, const xechar_t* right,
+                  xechar_t* out_path, size_t out_path_size);
+void xe_path_get_absolute(const xechar_t* path, xechar_t* out_abs_path,
+                          size_t abs_path_size);
 
-} xe_pal_t;
+const xechar_t* xe_path_get_tmp(const xechar_t* prefix);
 
-
-xe_pal_ref xe_pal_create(xe_pal_options_t options) {
-  xe_pal_ref pal = (xe_pal_ref)xe_calloc(sizeof(xe_pal_t));
-  xe_ref_init((xe_ref)pal);
-
-  //
-
-  return pal;
-}
-
-void xe_pal_dealloc(xe_pal_ref pal) {
-  //
-}
-
-xe_pal_ref xe_pal_retain(xe_pal_ref pal) {
-  xe_ref_retain((xe_ref)pal);
-  return pal;
-}
-
-void xe_pal_release(xe_pal_ref pal) {
-  xe_ref_release((xe_ref)pal, (xe_ref_dealloc_t)xe_pal_dealloc);
-}
+#endif  // XENIA_CORE_PATH_H_

src/xenia/core/path_posix.cc

@@ -0,0 +1,15 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include <xenia/core/path.h>
+
+
+const xechar_t* xe_path_get_tmp(const xechar_t* prefix) {
+  //
+}

src/xenia/core/path_win.cc

@@ -0,0 +1,15 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include <xenia/core/path.h>
+
+
+const xechar_t* xe_path_get_tmp(const xechar_t* prefix) {
+  //
+}

src/xenia/core/sources.gypi

@@ -7,8 +7,9 @@
     'memory.h',
     'mmap.h',
     'mutex.h',
-    'pal.cc',
     'pal.h',
+    'path.cc',
+    'path.h',
     'ref.cc',
     'ref.h',
     'socket.h',
@@ -21,13 +22,26 @@
       'sources': [
         'mmap_posix.cc',
         'mutex_posix.cc',
+        'path_posix.cc',
         'socket_posix.cc',
       ],
     }],
+    ['OS == "linux"', {
+      'sources': [
+        'pal_posix.cc',
+      ],
+    }],
+    ['OS == "mac"', {
+      'sources': [
+        'pal_mac.cc',
+      ],
+    }],
     ['OS == "win"', {
       'sources': [
         'mmap_win.cc',
         'mutex_win.cc',
+        'pal_win.cc',
+        'path_win.cc',
         'socket_win.cc',
       ],
     }],

src/xenia/core/thread.cc

@@ -24,8 +24,7 @@ typedef struct xe_thread {
 
 
 xe_thread_ref xe_thread_create(
-    xe_pal_ref pal, const char* name, xe_thread_callback callback,
-    void* param) {
+    const char* name, xe_thread_callback callback, void* param) {
   xe_thread_ref thread = (xe_thread_ref)xe_calloc(sizeof(xe_thread_t));
   xe_ref_init((xe_ref)thread);
 

src/xenia/core/thread.h

@@ -23,7 +23,7 @@ typedef void (*xe_thread_callback)(void* param);
 
 
 xe_thread_ref xe_thread_create(
-    xe_pal_ref pal, const char* name, xe_thread_callback callback, void* param);
+    const char* name, xe_thread_callback callback, void* param);
 xe_thread_ref xe_thread_retain(xe_thread_ref thread);
 void xe_thread_release(xe_thread_ref thread);
 

src/xenia/cpu/processor.h

@@ -32,10 +32,9 @@ namespace cpu {
 
 class Processor {
 public:
-  Processor(xe_pal_ref pal, xe_memory_ref memory);
+  Processor(xe_memory_ref memory);
   ~Processor();
 
-  xe_pal_ref pal();
   xe_memory_ref memory();
 
   int Setup();
@@ -56,7 +55,6 @@ public:
 private:
   llvm::Function* GetFunction(uint32_t address);
 
-  xe_pal_ref              pal_;
   xe_memory_ref           memory_;
   shared_ptr<llvm::ExecutionEngine> engine_;
 

src/xenia/dbg/debugger.cc

@@ -25,11 +25,8 @@ DEFINE_int32(remote_debug_port, 6200,
     "Websocket port to listen for debugger connections on.");
 
 
-Debugger::Debugger(xe_pal_ref pal) {
-  pal_ = xe_pal_retain(pal);
-
-  listener_ = auto_ptr<Listener>(new WsListener(
-      this, pal_, FLAGS_remote_debug_port));
+Debugger::Debugger() {
+  listener_ = auto_ptr<Listener>(new WsListener(this, FLAGS_remote_debug_port));
 }
 
 Debugger::~Debugger() {
@@ -45,12 +42,6 @@ Debugger::~Debugger() {
     delete it->second;
   }
   content_sources_.clear();
-
-  xe_pal_release(pal_);
-}
-
-xe_pal_ref Debugger::pal() {
-  return xe_pal_retain(pal_);
 }
 
 void Debugger::RegisterContentSource(ContentSource* content_source) {

src/xenia/dbg/debugger.h

@@ -28,11 +28,9 @@ class Listener;
 
 class Debugger {
 public:
-  Debugger(xe_pal_ref pal);
+  Debugger();
   virtual ~Debugger();
 
-  xe_pal_ref pal();
-
   void RegisterContentSource(ContentSource* content_source);
 
   int Startup();
@@ -47,7 +45,6 @@ private:
   friend class Client;
 
 private:
-  xe_pal_ref pal_;
   auto_ptr<Listener> listener_;
   std::vector<Client*> clients_;
   std::map<uint32_t, ContentSource*> content_sources_;

src/xenia/dbg/listener.cc

@@ -14,11 +14,9 @@ using namespace xe;
 using namespace xe::dbg;
 
 
-Listener::Listener(Debugger* debugger, xe_pal_ref pal) :
+Listener::Listener(Debugger* debugger) :
     debugger_(debugger) {
-  pal_ = xe_pal_retain(pal);
 }
 
 Listener::~Listener() {
-  xe_pal_release(pal_);
 }

src/xenia/dbg/listener.h

@@ -23,7 +23,7 @@ class Debugger;
 
 class Listener {
 public:
-  Listener(Debugger* debugger, xe_pal_ref pal);
+  Listener(Debugger* debugger);
   virtual ~Listener();
 
   virtual int Setup() = 0;
@@ -31,7 +31,6 @@ public:
 
 protected:
   Debugger*   debugger_;
-  xe_pal_ref  pal_;
 };
 
 

src/xenia/dbg/ws_client.cc

@@ -60,10 +60,7 @@ int WsClient::Setup() {
   xe_socket_set_keepalive(socket_id_, true);
   xe_socket_set_nodelay(socket_id_, true);
 
-  xe_pal_ref pal = debugger_->pal();
-  thread_ = xe_thread_create(pal, "Debugger Client",
-                             StartCallback, this);
-  xe_pal_release(pal);
+  thread_ = xe_thread_create("Debugger Client", StartCallback, this);
   return xe_thread_start(thread_);
 }
 

src/xenia/dbg/ws_listener.cc

@@ -16,8 +16,8 @@ using namespace xe;
 using namespace xe::dbg;
 
 
-WsListener::WsListener(Debugger* debugger, xe_pal_ref pal, uint32_t port) :
-    Listener(debugger, pal),
+WsListener::WsListener(Debugger* debugger, uint32_t port) :
+    Listener(debugger),
     port_(port) {
 
 }

src/xenia/dbg/ws_listener.h

@@ -25,7 +25,7 @@ class Debugger;
 
 class WsListener : public Listener {
 public:
-  WsListener(Debugger* debugger, xe_pal_ref pal, uint32_t port);
+  WsListener(Debugger* debugger, uint32_t port);
   virtual ~WsListener();
 
   virtual int Setup();

src/xenia/kernel/fs/device.cc

@@ -15,18 +15,12 @@ using namespace xe::kernel;
 using namespace xe::kernel::fs;
 
 
-Device::Device(xe_pal_ref pal, const char* path) {
-  pal_ = xe_pal_retain(pal);
+Device::Device(const char* path) {
   path_ = xestrdupa(path);
 }
 
 Device::~Device() {
   xe_free(path_);
-  xe_pal_release(pal_);
-}
-
-xe_pal_ref Device::pal() {
-  return xe_pal_retain(pal_);
 }
 
 const char* Device::path() {

src/xenia/kernel/fs/device.h

@@ -23,16 +23,14 @@ namespace fs {
 
 class Device {
 public:
-  Device(xe_pal_ref pal, const char* path);
+  Device(const char* path);
   virtual ~Device();
 
-  xe_pal_ref pal();
   const char* path();
 
   virtual Entry* ResolvePath(const char* path) = 0;
 
 protected:
-  xe_pal_ref  pal_;
   char*       path_;
 };
 

src/xenia/kernel/fs/devices/disc_image_device.cc

@@ -74,9 +74,8 @@ private:
 }
 
 
-DiscImageDevice::DiscImageDevice(xe_pal_ref pal, const char* path,
-                                 const xechar_t* local_path) :
-    Device(pal, path) {
+DiscImageDevice::DiscImageDevice(const char* path, const xechar_t* local_path) :
+    Device(path) {
   local_path_ = xestrdup(local_path);
   mmap_ = NULL;
   gdfx_ = NULL;
@@ -89,7 +88,7 @@ DiscImageDevice::~DiscImageDevice() {
 }
 
 int DiscImageDevice::Init() {
-  mmap_ = xe_mmap_open(pal_, kXEFileModeRead, local_path_, 0, 0);
+  mmap_ = xe_mmap_open(kXEFileModeRead, local_path_, 0, 0);
   if (!mmap_) {
     XELOGE("Disc image could not be mapped");
     return 1;

src/xenia/kernel/fs/devices/disc_image_device.h

@@ -26,7 +26,7 @@ class GDFX;
 
 class DiscImageDevice : public Device {
 public:
-  DiscImageDevice(xe_pal_ref pal, const char* path, const xechar_t* local_path);
+  DiscImageDevice(const char* path, const xechar_t* local_path);
   virtual ~DiscImageDevice();
 
   int Init();

src/xenia/kernel/fs/devices/local_directory_device.cc

@@ -46,10 +46,7 @@ public:
 
   virtual MemoryMapping* CreateMemoryMapping(
       xe_file_mode file_mode, const size_t offset, const size_t length) {
-    xe_pal_ref pal = device()->pal();
-    xe_mmap_ref mmap = xe_mmap_open(pal, file_mode, local_path_,
-                                    offset, length);
-    xe_pal_release(pal);
+    xe_mmap_ref mmap = xe_mmap_open(file_mode, local_path_, offset, length);
     if (!mmap) {
       return NULL;
     }
@@ -70,9 +67,9 @@ private:
 }
 
 
-LocalDirectoryDevice::LocalDirectoryDevice(xe_pal_ref pal, const char* path,
+LocalDirectoryDevice::LocalDirectoryDevice(const char* path,
                                            const xechar_t* local_path) :
-    Device(pal, path) {
+    Device(path) {
   local_path_ = xestrdup(local_path);
 }
 

src/xenia/kernel/fs/devices/local_directory_device.h

@@ -23,8 +23,7 @@ namespace fs {
 
 class LocalDirectoryDevice : public Device {
 public:
-  LocalDirectoryDevice(xe_pal_ref pal, const char* path,
-                       const xechar_t* local_path);
+  LocalDirectoryDevice(const char* path, const xechar_t* local_path);
   virtual ~LocalDirectoryDevice();
 
   virtual Entry* ResolvePath(const char* path);

src/xenia/kernel/fs/filesystem.cc

@@ -18,8 +18,7 @@ using namespace xe::kernel;
 using namespace xe::kernel::fs;
 
 
-FileSystem::FileSystem(xe_pal_ref pal) {
-  pal_ = xe_pal_retain(pal);
+FileSystem::FileSystem() {
 }
 
 FileSystem::~FileSystem() {
@@ -31,8 +30,6 @@ FileSystem::~FileSystem() {
   }
   devices_.clear();
   symlinks_.clear();
-
-  xe_pal_release(pal_);
 }
 
 int FileSystem::RegisterDevice(const char* path, Device* device) {
@@ -42,13 +39,13 @@ int FileSystem::RegisterDevice(const char* path, Device* device) {
 
 int FileSystem::RegisterLocalDirectoryDevice(
     const char* path, const xechar_t* local_path) {
-  Device* device = new LocalDirectoryDevice(pal_, path, local_path);
+  Device* device = new LocalDirectoryDevice(path, local_path);
   return RegisterDevice(path, device);
 }
 
 int FileSystem::RegisterDiscImageDevice(
     const char* path, const xechar_t* local_path) {
-  DiscImageDevice* device = new DiscImageDevice(pal_, path, local_path);
+  DiscImageDevice* device = new DiscImageDevice(path, local_path);
   if (device->Init()) {
     return 1;
   }

src/xenia/kernel/fs/filesystem.h

@@ -28,7 +28,7 @@ class Device;
 
 class FileSystem {
 public:
-  FileSystem(xe_pal_ref pal);
+  FileSystem();
   ~FileSystem();
 
   int RegisterDevice(const char* path, Device* device);
@@ -42,7 +42,6 @@ public:
   Entry* ResolvePath(const char* path);
 
 private:
-  xe_pal_ref            pal_;
   std::vector<Device*>  devices_;
   std::tr1::unordered_map<std::string, std::string> symlinks_;
 };

src/xenia/kernel/kernel_module.h

@@ -28,7 +28,6 @@ class KernelModule {
 public:
   KernelModule(Runtime* runtime) {
     runtime_  = runtime;
-    pal_      = runtime->pal();
     memory_   = runtime->memory();
     export_resolver_ = runtime->export_resolver();
   }
@@ -36,12 +35,10 @@ public:
   virtual ~KernelModule() {
     export_resolver_.reset();
     xe_memory_release(memory_);
-    xe_pal_release(pal_);
   }
 
 protected:
   Runtime*        runtime_;
-  xe_pal_ref      pal_;
   xe_memory_ref   memory_;
   shared_ptr<ExportResolver> export_resolver_;
 };

src/xenia/kernel/modules/xam/xam_module.cc

@@ -24,7 +24,7 @@ XamModule::XamModule(Runtime* runtime) :
       "xam.xex", xam_export_table, XECOUNT(xam_export_table));
 
   // Setup the xam state instance.
-  xam_state = auto_ptr<XamState>(new XamState(pal_, memory_, export_resolver_));
+  xam_state = auto_ptr<XamState>(new XamState(memory_, export_resolver_));
 
   // Register all exported functions.
   RegisterInfoExports(export_resolver_.get(), xam_state.get());

src/xenia/kernel/modules/xam/xam_state.cc

@@ -20,14 +20,12 @@ namespace {
 }
 
 
-XamState::XamState(xe_pal_ref pal, xe_memory_ref memory,
+XamState::XamState(xe_memory_ref memory,
                    shared_ptr<ExportResolver> export_resolver) {
-  this->pal = xe_pal_retain(pal);
   this->memory = xe_memory_retain(memory);
   export_resolver_ = export_resolver;
 }
 
 XamState::~XamState() {
   xe_memory_release(memory);
-  xe_pal_release(pal);
 }

src/xenia/kernel/modules/xam/xam_state.h

@@ -24,11 +24,9 @@ namespace xam {
 
 class XamState {
 public:
-  XamState(xe_pal_ref pal, xe_memory_ref memory,
-           shared_ptr<ExportResolver> export_resolver);
+  XamState(xe_memory_ref memory, shared_ptr<ExportResolver> export_resolver);
   ~XamState();
 
-  xe_pal_ref    pal;
   xe_memory_ref memory;
 
 private:

src/xenia/kernel/modules/xboxkrnl/kernel_state.cc

@@ -28,7 +28,6 @@ KernelState::KernelState(Runtime* runtime) :
     runtime_(runtime),
     executable_module_(NULL),
     next_handle_(0) {
-  pal_        = runtime->pal();
   memory_     = runtime->memory();
   processor_  = runtime->processor();
   filesystem_ = runtime->filesystem();
@@ -69,17 +68,12 @@ KernelState::~KernelState() {
   filesystem_.reset();
   processor_.reset();
   xe_memory_release(memory_);
-  xe_pal_release(pal_);
 }
 
 Runtime* KernelState::runtime() {
   return runtime_;
 }
 
-xe_pal_ref KernelState::pal() {
-  return pal_;
-}
-
 xe_memory_ref KernelState::memory() {
   return memory_;
 }

src/xenia/kernel/modules/xboxkrnl/kernel_state.h

@@ -35,7 +35,6 @@ public:
   ~KernelState();
 
   Runtime* runtime();
-  xe_pal_ref pal();
   xe_memory_ref memory();
   cpu::Processor* processor();
   fs::FileSystem* filesystem();
@@ -51,7 +50,6 @@ private:
   void RemoveObject(XObject* obj);
 
   Runtime*      runtime_;
-  xe_pal_ref    pal_;
   xe_memory_ref memory_;
   shared_ptr<cpu::Processor> processor_;
   shared_ptr<fs::FileSystem> filesystem_;

src/xenia/kernel/modules/xboxkrnl/objects/xmodule.cc

@@ -92,8 +92,7 @@ X_STATUS XModule::LoadFromMemory(const void* addr, const size_t length) {
   XEEXPECTNOTNULL(xex_);
 
   // Prepare the module for execution.
-  XEEXPECTZERO(kernel_state()->processor()->PrepareModule(
-      name_, path_, xex_, runtime()->export_resolver()));
+  XEEXPECTZERO(kernel_state()->processor()->LoadXexModule(name_, path_, xex_));
 
   return X_STATUS_SUCCESS;
 

src/xenia/kernel/runtime.cc

@@ -18,15 +18,14 @@ using namespace xe::kernel;
 using namespace xe::kernel::fs;
 
 
-Runtime::Runtime(xe_pal_ref pal, shared_ptr<cpu::Processor> processor,
+Runtime::Runtime(shared_ptr<cpu::Processor> processor,
                  const xechar_t* command_line) {
-  pal_ = xe_pal_retain(pal);
   memory_ = processor->memory();
   processor_ = processor;
   XEIGNORE(xestrcpy(command_line_, XECOUNT(command_line_), command_line));
   export_resolver_ = shared_ptr<ExportResolver>(new ExportResolver());
 
-  filesystem_ = shared_ptr<FileSystem>(new FileSystem(pal_));
+  filesystem_ = shared_ptr<FileSystem>(new FileSystem());
 
   xboxkrnl_ = auto_ptr<xboxkrnl::XboxkrnlModule>(
       new xboxkrnl::XboxkrnlModule(this));
@@ -36,17 +35,12 @@ Runtime::Runtime(xe_pal_ref pal, shared_ptr<cpu::Processor> processor,
 
 Runtime::~Runtime() {
   xe_memory_release(memory_);
-  xe_pal_release(pal_);
 }
 
 const xechar_t* Runtime::command_line() {
   return command_line_;
 }
 
-xe_pal_ref Runtime::pal() {
-  return xe_pal_retain(pal_);
-}
-
 xe_memory_ref Runtime::memory() {
   return xe_memory_retain(memory_);
 }

src/xenia/kernel/runtime.h

@@ -42,13 +42,11 @@ class KernelModule;
 
 class Runtime {
 public:
-  Runtime(xe_pal_ref pal, shared_ptr<cpu::Processor> processor,
-          const xechar_t* command_line);
+  Runtime(shared_ptr<cpu::Processor> processor, const xechar_t* command_line);
   ~Runtime();
 
   const xechar_t* command_line();
 
-  xe_pal_ref pal();
   xe_memory_ref memory();
   shared_ptr<cpu::Processor> processor();
   shared_ptr<ExportResolver> export_resolver();
@@ -60,7 +58,6 @@ public:
 private:
   xechar_t        command_line_[XE_MAX_PATH];
 
-  xe_pal_ref      pal_;
   xe_memory_ref   memory_;
   shared_ptr<cpu::Processor> processor_;
   shared_ptr<ExportResolver> export_resolver_;

tools/xenia-run/xenia-run.cc

@@ -27,7 +27,6 @@ public:
   int Launch(const xechar_t* path);
 
 private:
-  xe_pal_ref      pal_;
   xe_memory_ref   memory_;
   shared_ptr<Processor> processor_;
   shared_ptr<Runtime>   runtime_;
@@ -39,26 +38,24 @@ Run::Run() {
 
 Run::~Run() {
   xe_memory_release(memory_);
-  xe_pal_release(pal_);
 }
 
 int Run::Setup() {
   xe_pal_options_t pal_options;
   xe_zero_struct(&pal_options, sizeof(pal_options));
-  pal_ = xe_pal_create(pal_options);
-  XEEXPECTNOTNULL(pal_);
+  XEEXPECTZERO(xe_pal_init(pal_options));
 
-  debugger_ = shared_ptr<Debugger>(new Debugger(pal_));
+  debugger_ = shared_ptr<Debugger>(new Debugger());
 
   xe_memory_options_t memory_options;
   xe_zero_struct(&memory_options, sizeof(memory_options));
-  memory_ = xe_memory_create(pal_, memory_options);
+  memory_ = xe_memory_create(memory_options);
   XEEXPECTNOTNULL(memory_);
 
-  processor_ = shared_ptr<Processor>(new Processor(pal_, memory_));
+  processor_ = shared_ptr<Processor>(new Processor(memory_));
   XEEXPECTZERO(processor_->Setup());
 
-  runtime_ = shared_ptr<Runtime>(new Runtime(pal_, processor_, XT("")));
+  runtime_ = shared_ptr<Runtime>(new Runtime(processor_, XT("")));
 
   return 0;
 XECLEANUP:

tools/xenia-test/xenia-test.cc

@@ -26,8 +26,7 @@ DEFINE_string(test_path, "test/codegen/",
 typedef vector<pair<string, string> > annotations_list_t;
 
 
-int read_annotations(xe_pal_ref pal, string& src_file_path,
-                     annotations_list_t& annotations) {
+int read_annotations(string& src_file_path, annotations_list_t& annotations) {
   // TODO(benvanik): use PAL instead of this
   FILE* f = fopen(src_file_path.c_str(), "r");
   char line_buffer[BUFSIZ];
@@ -98,7 +97,7 @@ int check_test_results(xe_memory_ref memory, Processor* processor,
   return any_failed;
 }
 
-int run_test(xe_pal_ref pal, string& src_file_path) {
+int run_test(string& src_file_path) {
   int result_code = 1;
 
   // test.s -> test.bin
@@ -126,11 +125,10 @@ int run_test(xe_pal_ref pal, string& src_file_path) {
   runtime = shared_ptr<Runtime>(new Runtime(pal, processor, XT("")));
 
   // Load the binary module.
-  XEEXPECTZERO(processor->LoadBinary(bin_file_path.c_str(), 0x82010000,
-                                     runtime->export_resolver()));
+  XEEXPECTZERO(processor->LoadRawBinary(bin_file_path.c_str(), 0x82010000));
 
   // Simulate a thread.
-  thread_state = processor->AllocThread(256 * 1024 * 1024, 0);
+  thread_state = processor->AllocThread(256 * 1024, 0);
 
   // Setup test state from annotations.
   XEEXPECTZERO(setup_test_state(memory, processor.get(), thread_state,
@@ -186,13 +184,11 @@ int run_tests(const xechar_t* test_name) {
   int failed_count = 0;
   int passed_count = 0;
 
-  xe_pal_ref pal = NULL;
   vector<string> test_files;
 
   xe_pal_options_t pal_options;
   xe_zero_struct(&pal_options, sizeof(pal_options));
-  pal = xe_pal_create(pal_options);
-  XEEXPECTNOTNULL(pal);
+  XEEXPECTZERO(xe_pal_init(pal_options));
 
   XEEXPECTZERO(discover_tests(FLAGS_test_path, test_files));
   if (!test_files.size()) {
@@ -225,7 +221,6 @@ int run_tests(const xechar_t* test_name) {
 
   result_code = failed_count ? 1 : 0;
 XECLEANUP:
-  xe_pal_release(pal);
   return result_code;
 }