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Rename Ullocator to MmapPool and make it Windows compatible

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This commit is contained in:
Eugen Wissner 2016-10-05 13:01:37 +02:00
parent 698660c4c8
commit c2afb07ff6
2 changed files with 19 additions and 19 deletions
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34
source/tanya/memory/ullocator.d → source/tanya/memory/mmappool.d
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@ -8,7 +8,7 @@
* Mozilla Public License, v. 2.0). * Mozilla Public License, v. 2.0).
* Authors: $(LINK2 mailto:info@caraus.de, Eugene Wissner) * Authors: $(LINK2 mailto:info@caraus.de, Eugene Wissner)
*/ */
module tanya.memory.ullocator; module tanya.memory.mmappool;
import tanya.memory.allocator; import tanya.memory.allocator;
import core.atomic; import core.atomic;
@ -57,7 +57,7 @@ else version (Windows)
* $(LI Make 64 KB regions mininmal region size on Linux) * $(LI Make 64 KB regions mininmal region size on Linux)
* ) * )
*/ */
class Ullocator : Allocator class MmapPool : Allocator
{ {
@disable this(); @disable this();
@ -103,11 +103,11 @@ class Ullocator : Allocator
/// ///
@nogc @safe nothrow unittest @nogc @safe nothrow unittest
{ {
auto p = Ullocator.instance.allocate(20); auto p = MmapPool.instance.allocate(20);
assert(p); assert(p);
Ullocator.instance.deallocate(p); MmapPool.instance.deallocate(p);
} }
/** /**
@ -219,9 +219,9 @@ class Ullocator : Allocator
/// ///
@nogc @safe nothrow unittest @nogc @safe nothrow unittest
{ {
auto p = Ullocator.instance.allocate(20); auto p = MmapPool.instance.allocate(20);
assert(Ullocator.instance.deallocate(p)); assert(MmapPool.instance.deallocate(p));
} }
/** /**
@ -271,48 +271,48 @@ class Ullocator : Allocator
@nogc @safe nothrow unittest @nogc @safe nothrow unittest
{ {
void[] p; void[] p;
Ullocator.instance.reallocate(p, 10 * int.sizeof); MmapPool.instance.reallocate(p, 10 * int.sizeof);
(cast(int[]) p)[7] = 123; (cast(int[]) p)[7] = 123;
assert(p.length == 40); assert(p.length == 40);
Ullocator.instance.reallocate(p, 8 * int.sizeof); MmapPool.instance.reallocate(p, 8 * int.sizeof);
assert(p.length == 32); assert(p.length == 32);
assert((cast(int[]) p)[7] == 123); assert((cast(int[]) p)[7] == 123);
Ullocator.instance.reallocate(p, 20 * int.sizeof); MmapPool.instance.reallocate(p, 20 * int.sizeof);
(cast(int[]) p)[15] = 8; (cast(int[]) p)[15] = 8;
assert(p.length == 80); assert(p.length == 80);
assert((cast(int[]) p)[15] == 8); assert((cast(int[]) p)[15] == 8);
assert((cast(int[]) p)[7] == 123); assert((cast(int[]) p)[7] == 123);
Ullocator.instance.reallocate(p, 8 * int.sizeof); MmapPool.instance.reallocate(p, 8 * int.sizeof);
assert(p.length == 32); assert(p.length == 32);
assert((cast(int[]) p)[7] == 123); assert((cast(int[]) p)[7] == 123);
Ullocator.instance.deallocate(p); MmapPool.instance.deallocate(p);
} }
/** /**
* Static allocator instance and initializer. * Static allocator instance and initializer.
* *
* Returns: Global $(D_PSYMBOL Ullocator) instance. * Returns: Global $(D_PSYMBOL MmapPool) instance.
*/ */
static @property ref shared(Ullocator) instance() @nogc @trusted nothrow static @property ref shared(MmapPool) instance() @nogc @trusted nothrow
{ {
if (instance_ is null) if (instance_ is null)
{ {
immutable instanceSize = addAlignment(__traits(classInstanceSize, Ullocator)); immutable instanceSize = addAlignment(__traits(classInstanceSize, MmapPool));
Region head; // Will become soon our region list head Region head; // Will become soon our region list head
void* data = initializeRegion(instanceSize, head); void* data = initializeRegion(instanceSize, head);
if (data !is null) if (data !is null)
{ {
data[0..instanceSize] = typeid(Ullocator).initializer[]; data[0..instanceSize] = typeid(MmapPool).initializer[];
instance_ = cast(shared Ullocator) data; instance_ = cast(shared MmapPool) data;
instance_.head = head; instance_.head = head;
} }
} }
@ -457,7 +457,7 @@ class Ullocator : Allocator
} }
private enum alignment_ = 8; private enum alignment_ = 8;
private shared static Ullocator instance_; private shared static MmapPool instance_;
private shared static immutable size_t pageSize; private shared static immutable size_t pageSize;

4
source/tanya/memory/package.d
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@ -22,7 +22,7 @@ version (Windows)
} }
else version (Posix) else version (Posix)
{ {
public import tanya.memory.ullocator; public import tanya.memory.mmappool;
import core.sys.posix.pthread; import core.sys.posix.pthread;
} }
@ -52,7 +52,7 @@ else version (Posix)
static this() @safe nothrow static this() @safe nothrow
{ {
defaultAllocator = Ullocator.instance; defaultAllocator = MmapPool.instance;
} }
package struct Monitor package struct Monitor