1 files changed, 67 insertions, 0 deletions
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/assembler/MacroAssemblerARM.cpp b/src/3rdparty/javascriptcore/JavaScriptCore/assembler/MacroAssemblerARM.cpp
new file mode 100644
index 0000000000..43648c4ec2
--- /dev/null
+++ b/src/3rdparty/javascriptcore/JavaScriptCore/assembler/MacroAssemblerARM.cpp
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2009 University of Szeged
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY UNIVERSITY OF SZEGED ``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 UNIVERSITY OF SZEGED 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 "config.h"
+
+#if ENABLE(ASSEMBLER) && PLATFORM(ARM_TRADITIONAL)
+
+#include "MacroAssemblerARM.h"
+
+#if PLATFORM(LINUX)
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <elf.h>
+#include <asm/hwcap.h>
+#endif
+
+namespace JSC {
+
+static bool isVFPPresent()
+{
+#if PLATFORM(LINUX)
+    int fd = open("/proc/self/auxv", O_RDONLY);
+    if (fd > 0) {
+        Elf32_auxv_t aux;
+        while (read(fd, &aux, sizeof(Elf32_auxv_t))) {
+            if (aux.a_type == AT_HWCAP) {
+                close(fd);
+                return aux.a_un.a_val & HWCAP_VFP;
+            }
+        }
+        close(fd);
+    }
+#endif
+
+    return false;
+}
+
+const bool MacroAssemblerARM::s_isVFPPresent = isVFPPresent();
+
+}
+
+#endif // ENABLE(ASSEMBLER) && PLATFORM(ARM_TRADITIONAL)