Minor optimizations.

Queue now only adds ranges to the GC if the type allocated has
indirections.
This commit is contained in:
Ferdinand Majerech 2011-10-26 06:30:10 +02:00
parent 62f7e2e4df
commit 60b57ca00d
5 changed files with 21 additions and 17 deletions

View file

@ -500,8 +500,7 @@ ubyte[] constructBinary(Mark start, Mark end, ref Node node)
try{return Base64.decode(value.removechars("\n"));}
catch(Exception e)
{
throw new Error("Unable to decode base64 value: " ~ e.msg,
start, end);
throw new Error("Unable to decode base64 value: " ~ e.msg, start, end);
}
}
catch(UtfException e)

View file

@ -93,7 +93,7 @@ struct Emitter
Event event_;
///Stack of previous indentation levels.
int[] indents_;
Array!int indents_;
///Current indentation level.
int indent_ = -1;
@ -161,6 +161,7 @@ struct Emitter
body
{
states_.reserve(32);
indents_.reserve(32);
stream_ = stream;
canonical_ = canonical;
state_ = &expectStreamStart;
@ -179,7 +180,6 @@ struct Emitter
clear(states_);
clear(events_);
clear(indents_);
indents_ = null;
clear(tagDirectives_);
tagDirectives_ = null;
clear(preparedAnchor_);
@ -217,8 +217,8 @@ struct Emitter
enforce(indents_.length > 0,
new YAMLException("Emitter: Need to pop an indent level but there"
" are no indent levels left"));
const result = indents_.back();
indents_.popBack;
const result = indents_.back;
indents_.length = indents_.length - 1;
return result;
}
@ -1328,7 +1328,7 @@ struct ScalarWriter
emitter_.writeIndent();
}
}
else if((c == dcharNone || "\' "d.canFind(c) || newlineSearch_.canFind(c))
else if((c == dcharNone || c == '\'' || c == ' ' || newlineSearch_.canFind(c))
&& startChar_ < endChar_)
{
writeCurrentRange(Flag!"UpdateColumn".yes);
@ -1342,6 +1342,7 @@ struct ScalarWriter
}
updateBreaks(c, Flag!"UpdateSpaces".yes);
}while(endByte_ < text_.length)
emitter_.writeIndicator("\'", false);
}

View file

@ -12,6 +12,7 @@ import core.stdc.stdlib;
import core.memory;
import std.container;
import std.traits;
package:
@ -184,7 +185,7 @@ T* allocate(T, Args...)(Args args)
T* ptr = cast(T*)malloc(T.sizeof);
*ptr = T(args);
//The struct might contain references to GC-allocated memory, so tell the GC about it.
GC.addRange(cast(void*)ptr, T.sizeof);
if(hasIndirections!T){GC.addRange(cast(void*)ptr, T.sizeof);}
return ptr;
}
@ -192,7 +193,7 @@ T* allocate(T, Args...)(Args args)
void free(T)(T* ptr)
{
//GC doesn't need to care about any references in this struct anymore.
GC.removeRange(cast(void*)ptr);
if(hasIndirections!T){GC.removeRange(cast(void*)ptr);}
clear(*ptr);
std.c.stdlib.free(ptr);
}

View file

@ -248,7 +248,8 @@ final class Resolver
"[0-9]?-[0-9][0-9]?[Tt]|[ \t]+[0-9]"
"[0-9]?:[0-9][0-9]:[0-9][0-9]"
"(?:\\.[0-9]*)?(?:[ \t]*Z|[-+][0-9]"
"[0-9]?(?::[0-9][0-9])?)?$"), "0123456789");
"[0-9]?(?::[0-9][0-9])?)?$"),
"0123456789");
addImplicitResolver("tag:yaml.org,2002:value", regex(r"^=$"), "=");

View file

@ -1395,6 +1395,9 @@ final class Scanner
//document separators at the beginning of the line.
//if(indent == 0){indent = 1;}
dstring spaces;
mixin FastCharSearch!" \t\0\n\r\u0085\u2028\u2029"d search;
for(;;)
{
if(reader_.peek() == '#'){break;}
@ -1405,9 +1408,8 @@ final class Scanner
for(;;)
{
c = reader_.peek(length);
bool done = " \t\0\n\r\u0085\u2028\u2029"d.canFind(c) ||
(flowLevel_ == 0 && c == ':' &&
" \t\0\n\r\u0085\u2028\u2029"d.canFind(reader_.peek(length + 1))) ||
bool done = search.canFind(c) || (flowLevel_ == 0 && c == ':' &&
search.canFind(reader_.peek(length + 1))) ||
(flowLevel_ > 0 && ",:?[]{}"d.canFind(c));
if(done){break;}
++length;
@ -1415,7 +1417,7 @@ final class Scanner
//It's not clear what we should do with ':' in the flow context.
if(flowLevel_ > 0 && c == ':' &&
!" \t\0\n\r\u0085\u2028\u2029"d.canFind(reader_.peek(length + 1)) &&
!search.canFind(reader_.peek(length + 1)) &&
!",[]{}"d.canFind(reader_.peek(length + 1)))
{
reader_.forward(length);
@ -1615,13 +1617,13 @@ final class Scanner
{
const c = reader_.peek();
if("\r\n\u0085"d.canFind(c))
if(c == '\n' || c == '\r' || c == '\u0085')
{
if(reader_.prefix(2) == "\r\n"d){reader_.forward(2);}
else{reader_.forward();}
return '\n';
}
if("\u2028\u2029"d.canFind(c))
if(c == '\u2028' || c == '\u2029')
{
reader_.forward();
return c;