| // |
| // Copyright (C) 2002-2005 3Dlabs Inc. Ltd. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // |
| // Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // |
| // Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // |
| // Neither the name of 3Dlabs Inc. Ltd. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| // COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| // BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| // LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
| // ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| // POSSIBILITY OF SUCH DAMAGE. |
| // |
| |
| #include "../osinclude.h" |
| |
| #define STRICT |
| #define VC_EXTRALEAN 1 |
| #include <windows.h> |
| #include <cassert> |
| #include <process.h> |
| #include <psapi.h> |
| #include <cstdio> |
| #include <cstdint> |
| |
| // |
| // This file contains the Window-OS-specific functions |
| // |
| |
| #if !(defined(_WIN32) || defined(_WIN64)) |
| #error Trying to build a windows specific file in a non windows build. |
| #endif |
| |
| namespace glslang { |
| |
| inline OS_TLSIndex ToGenericTLSIndex (DWORD handle) |
| { |
| return (OS_TLSIndex)((uintptr_t)handle + 1); |
| } |
| |
| inline DWORD ToNativeTLSIndex (OS_TLSIndex nIndex) |
| { |
| return (DWORD)((uintptr_t)nIndex - 1); |
| } |
| |
| // |
| // Thread Local Storage Operations |
| // |
| OS_TLSIndex OS_AllocTLSIndex() |
| { |
| DWORD dwIndex = TlsAlloc(); |
| if (dwIndex == TLS_OUT_OF_INDEXES) { |
| assert(0 && "OS_AllocTLSIndex(): Unable to allocate Thread Local Storage"); |
| return OS_INVALID_TLS_INDEX; |
| } |
| |
| return ToGenericTLSIndex(dwIndex); |
| } |
| |
| bool OS_SetTLSValue(OS_TLSIndex nIndex, void *lpvValue) |
| { |
| if (nIndex == OS_INVALID_TLS_INDEX) { |
| assert(0 && "OS_SetTLSValue(): Invalid TLS Index"); |
| return false; |
| } |
| |
| if (TlsSetValue(ToNativeTLSIndex(nIndex), lpvValue)) |
| return true; |
| else |
| return false; |
| } |
| |
| void* OS_GetTLSValue(OS_TLSIndex nIndex) |
| { |
| assert(nIndex != OS_INVALID_TLS_INDEX); |
| return TlsGetValue(ToNativeTLSIndex(nIndex)); |
| } |
| |
| bool OS_FreeTLSIndex(OS_TLSIndex nIndex) |
| { |
| if (nIndex == OS_INVALID_TLS_INDEX) { |
| assert(0 && "OS_SetTLSValue(): Invalid TLS Index"); |
| return false; |
| } |
| |
| if (TlsFree(ToNativeTLSIndex(nIndex))) |
| return true; |
| else |
| return false; |
| } |
| |
| HANDLE GlobalLock; |
| |
| void InitGlobalLock() |
| { |
| GlobalLock = CreateMutex(0, false, 0); |
| } |
| |
| void GetGlobalLock() |
| { |
| WaitForSingleObject(GlobalLock, INFINITE); |
| } |
| |
| void ReleaseGlobalLock() |
| { |
| ReleaseMutex(GlobalLock); |
| } |
| |
| unsigned int __stdcall EnterGenericThread (void* entry) |
| { |
| return ((TThreadEntrypoint)entry)(0); |
| } |
| |
| //#define DUMP_COUNTERS |
| |
| void OS_DumpMemoryCounters() |
| { |
| #ifdef DUMP_COUNTERS |
| PROCESS_MEMORY_COUNTERS counters; |
| GetProcessMemoryInfo(GetCurrentProcess(), &counters, sizeof(counters)); |
| printf("Working set size: %d\n", counters.WorkingSetSize); |
| #else |
| printf("Recompile with DUMP_COUNTERS defined to see counters.\n"); |
| #endif |
| } |
| |
| } // namespace glslang |