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* DefaultUnicode2AnsiMove, DefaultAnsi2UnicodeMove: replaced indexed access to destination string by pointer access, this eliminates numerous unnecessary calls to fpc_xxxstring_unique.

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git-svn-id: trunk@16233 -
This commit is contained in:
sergei 2010-10-27 18:49:52 +00:00
parent 791cb74f22
commit f2260c1549
1 changed files with 10 additions and 4 deletions
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14
rtl/inc/ustrings.inc
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@ -48,7 +48,7 @@ Const
{ {
Default UnicodeChar <-> Char conversion is to only convert the Default UnicodeChar <-> Char conversion is to only convert the
lower 127 chars, all others are translated to spaces. lower 127 chars, all others are translated to '?'.
These routines can be overwritten for the Current Locale These routines can be overwritten for the Current Locale
} }
@ -56,15 +56,18 @@ Const
procedure DefaultUnicode2AnsiMove(source:punicodechar;var dest:ansistring;len:SizeInt); procedure DefaultUnicode2AnsiMove(source:punicodechar;var dest:ansistring;len:SizeInt);
var var
i : SizeInt; i : SizeInt;
p : PAnsiChar;
begin begin
setlength(dest,len); setlength(dest,len);
p:=pointer(dest); {SetLength guarantees that dest is unique}
for i:=1 to len do for i:=1 to len do
begin begin
if word(source^)<256 then if word(source^)<256 then
dest[i]:=char(word(source^)) p^:=char(word(source^))
else else
dest[i]:='?'; p^:='?';
inc(source); inc(source);
inc(p);
end; end;
end; end;
@ -72,12 +75,15 @@ end;
procedure DefaultAnsi2UnicodeMove(source:pchar;var dest:unicodestring;len:SizeInt); procedure DefaultAnsi2UnicodeMove(source:pchar;var dest:unicodestring;len:SizeInt);
var var
i : SizeInt; i : SizeInt;
p : PUnicodeChar;
begin begin
setlength(dest,len); setlength(dest,len);
p:=pointer(dest); {SetLength guarantees that dest is unique}
for i:=1 to len do for i:=1 to len do
begin begin
dest[i]:=unicodechar(byte(source^)); p^:=unicodechar(byte(source^));
inc(source); inc(source);
inc(p);
end; end;
end; end;