[Lldb-commits] [lldb] r106580 - /lldb/trunk/source/Utility/StringExtractor.cpp

[Benjamin Kramer]

Author: d0k
Date: Tue Jun 22 16:28:05 2010
New Revision: 106580

URL: http://llvm.org/viewvc/llvm-project?rev=106580&view=rev
Log:
Avoid tolower, it's slow and unnecessary.

Modified:
    lldb/trunk/source/Utility/StringExtractor.cpp

Modified: lldb/trunk/source/Utility/StringExtractor.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Utility/StringExtractor.cpp?rev=106580&r1=106579&r2=106580&view=diff
==============================================================================
--- lldb/trunk/source/Utility/StringExtractor.cpp (original)
+++ lldb/trunk/source/Utility/StringExtractor.cpp Tue Jun 22 16:28:05 2010
@@ -17,18 +17,20 @@
 static inline int
 xdigit_to_sint (char ch)
 {
-    ch = tolower(ch);
     if (ch >= 'a' && ch <= 'f')
         return 10 + ch - 'a';
+    if (ch >= 'A' && ch <= 'F')
+        return 10 + ch - 'A';
     return ch - '0';
 }
 
 static inline unsigned int
 xdigit_to_uint (uint8_t ch)
 {
-    ch = tolower(ch);
     if (ch >= 'a' && ch <= 'f')
         return 10u + ch - 'a';
+    if (ch >= 'A' && ch <= 'F')
+        return 10u + ch - 'A';
     return ch - '0';
 }