Add 'projects/clr/' from commit 'ed903e888949f3631f133847f834b06b817b63b8'

git-subtree-dir: projects/clr git-subtree-mainline: 840ad49d28 git-subtree-split: ed903e8889
2025-08-10 02:09:38 +00:00
parent 840ad49d28 ed903e8889
commit 64df0940b8
866 changed files with 382948 additions and 0 deletions
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+/* Copyright (c) 2010 - 2021 Advanced Micro Devices, Inc.
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
+
+ The above copyright notice and this permission notice shall be included in
+ all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE. */
+
+#include "Timer.h"
+
+#ifdef _WIN32
+#include <windows.h>
+#endif
+
+#ifdef __linux__
+#include <sys/time.h>
+#endif
+
+CPerfCounter::CPerfCounter() : _clocks(0), _start(0) {
+#ifdef _WIN32
+
+  QueryPerformanceFrequency((LARGE_INTEGER *)&_freq);
+
+#endif
+
+#ifdef __linux__
+  _freq = 1000;
+#endif
+}
+
+CPerfCounter::~CPerfCounter() {
+  // EMPTY!
+}
+
+void CPerfCounter::Start(void) {
+#ifdef _WIN32
+
+  if (_start) {
+    MessageBox(NULL, "Bad Perf Counter Start", "Error", MB_OK);
+    exit(0);
+  }
+  QueryPerformanceCounter((LARGE_INTEGER *)&_start);
+
+#endif
+#ifdef __linux__
+
+  struct timeval s;
+  gettimeofday(&s, 0);
+  _start = (i64)s.tv_sec * 1000 + (i64)s.tv_usec / 1000;
+
+#endif
+}
+
+void CPerfCounter::Stop(void) {
+  i64 n;
+
+#ifdef _WIN32
+
+  if (!_start) {
+    MessageBox(NULL, "Bad Perf Counter Stop", "Error", MB_OK);
+    exit(0);
+  }
+
+  QueryPerformanceCounter((LARGE_INTEGER *)&n);
+
+#endif
+#ifdef __linux__
+
+  struct timeval s;
+  gettimeofday(&s, 0);
+  n = (i64)s.tv_sec * 1000 + (i64)s.tv_usec / 1000;
+
+#endif
+
+  n -= _start;
+  _start = 0;
+  _clocks += n;
+}
+
+void CPerfCounter::Reset(void) {
+#ifdef _WIN32
+  if (_start) {
+    MessageBox(NULL, "Bad Perf Counter Reset", "Error", MB_OK);
+    exit(0);
+  }
+#endif
+  _clocks = 0;
+}
+
+double CPerfCounter::GetElapsedTime(void) {
+#ifdef _WIN32
+  if (_start) {
+    MessageBox(NULL, "Trying to get time while still running.", "Error", MB_OK);
+    exit(0);
+  }
+#endif
+
+  return (double)_clocks / (double)_freq;
+}