blob: bddb6fcee0765f403e0f7bcd8b75dd1f6741e78b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
diff -u -r webkitgtk-2.16.5/Source/WTF/wtf/text/StringImpl.h webkitgtk-2.16.5-gcc7/Source/WTF/wtf/text/StringImpl.h
--- webkitgtk-2.16.5/Source/WTF/wtf/text/StringImpl.h 2017-02-20 17:20:15.000000000 +0100
+++ webkitgtk-2.16.5-gcc7/Source/WTF/wtf/text/StringImpl.h 2017-06-27 13:13:57.801527350 +0200
@@ -581,29 +581,7 @@
// FIXME: Does this really belong in StringImpl?
template <typename T> static void copyChars(T* destination, const T* source, unsigned numCharacters)
{
- if (numCharacters == 1) {
- *destination = *source;
- return;
- }
-
- if (numCharacters <= s_copyCharsInlineCutOff) {
- unsigned i = 0;
-#if (CPU(X86) || CPU(X86_64))
- const unsigned charsPerInt = sizeof(uint32_t) / sizeof(T);
-
- if (numCharacters > charsPerInt) {
- unsigned stopCount = numCharacters & ~(charsPerInt - 1);
-
- const uint32_t* srcCharacters = reinterpret_cast<const uint32_t*>(source);
- uint32_t* destCharacters = reinterpret_cast<uint32_t*>(destination);
- for (unsigned j = 0; i < stopCount; i += charsPerInt, ++j)
- destCharacters[j] = srcCharacters[j];
- }
-#endif
- for (; i < numCharacters; ++i)
- destination[i] = source[i];
- } else
- memcpy(destination, source, numCharacters * sizeof(T));
+ memcpy(destination, source, numCharacters * sizeof(T));
}
ALWAYS_INLINE static void copyChars(UChar* destination, const LChar* source, unsigned numCharacters)
|
