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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/threading/windows/CpuCount.cpp
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/threading/windows/CpuCount.cpp')
-rw-r--r--js/src/threading/windows/CpuCount.cpp20
1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/threading/windows/CpuCount.cpp b/js/src/threading/windows/CpuCount.cpp
new file mode 100644
index 0000000000..39f8b49402
--- /dev/null
+++ b/js/src/threading/windows/CpuCount.cpp
@@ -0,0 +1,20 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "threading/CpuCount.h"
+
+#include "util/WindowsWrapper.h"
+
+uint32_t js::GetCPUCount() {
+ static uint32_t ncpus = 0;
+
+ if (ncpus == 0) {
+ SYSTEM_INFO sysinfo;
+ GetSystemInfo(&sysinfo);
+ ncpus = uint32_t(sysinfo.dwNumberOfProcessors);
+ }
+
+ return ncpus;
+}