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xo-object2: streamline GCObject_DFloat + codegen

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This commit is contained in:
Roland Conybeare 2026-01-15 00:46:39 -05:00
commit 9244302cc1
10 changed files with 152 additions and 78 deletions
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12
CMakeLists.txt
View file

@ -76,6 +76,18 @@ xo_add_genfacetimpl(
OUTPUT_CPP_DIR src/object2
)
# note: manual target; generated code committed to git
xo_add_genfacetimpl(
TARGET xo-object2-facetimpl-gcobject-float
FACET_PKG xo_gc
FACET GCObject
REPR Float
INPUT idl/IGCObject_DFloat.json5
OUTPUT_HPP_DIR include/xo/object2
OUTPUT_IMPL_SUBDIR number
OUTPUT_CPP_DIR src/object2
)
# note: manual target; generated code committed to git
xo_add_genfacetimpl(
TARGET xo-object2-facetimpl-printable-string

15
idl/IGCObject_DFloat.json5 Normal file
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@ -0,0 +1,15 @@
{
mode: "implementation",
includes: [
"<xo/gc/GCObject.hpp>",
"<xo/alloc2/Allocator.hpp>"
],
local_types: [ ],
namespace1: "xo",
namespace2: "scm",
facet_idl: "idl/GCObject.json5",
brief: "provide AGCObject interface for DFloat",
using_doxygen: true,
repr: "DFloat",
doc: [ "implement AGCObject for DFloat" ],
}

9
include/xo/object2/DFloat.hpp
View file

@ -6,6 +6,7 @@
#pragma once
#include <xo/alloc2/Allocator.hpp>
#include <xo/gc/Collector.hpp>
#include <xo/facet/obj.hpp>
#include <xo/indentlog/print/ppindentinfo.hpp>
@ -13,6 +14,7 @@ namespace xo {
namespace scm {
struct DFloat {
using AAllocator = xo::mm::AAllocator;
using ACollector = xo::mm::ACollector;
using ppindentinfo = xo::print::ppindentinfo;
using value_type = double;
@ -27,9 +29,14 @@ namespace xo {
double value() const noexcept { return value_; }
operator double() const noexcept { return value_; }
bool pretty(const ppindentinfo & ppii) const;
operator double() const noexcept { return value_; }
// GCObject facet
std::size_t shallow_size() const noexcept;
DFloat * shallow_copy(obj<AAllocator> mm) const noexcept;
std::size_t forward_children(obj<ACollector> gc) noexcept;
private:

45
include/xo/object2/IGCObject_DFloat.hpp
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@ -1,45 +0,0 @@
/** @file IGCObject_DFloat.hpp
*
* @author Roland Conybeare, Dec 2025
**/
#pragma once
#include <xo/alloc2/Allocator.hpp>
#include <xo/gc/Collector.hpp>
#include <xo/gc/detail/AGCObject.hpp>
#include <xo/gc/detail/IGCObject_Xfer.hpp>
#include "DFloat.hpp"
namespace xo {
namespace scm { struct IGCObject_DFloat; }
namespace facet {
template <>
struct FacetImplementation<xo::mm::AGCObject,
xo::scm::DFloat>
{
using ImplType = xo::mm::IGCObject_Xfer
<xo::scm::DFloat,
xo::scm::IGCObject_DFloat>;
};
}
namespace scm {
/* changes here coordinate with:
* IGCObject_Xfer
*/
struct IGCObject_DFloat {
public:
using AAllocator = xo::mm::AAllocator;
using ACollector = xo::mm::ACollector;
using size_type = std::size_t;
static size_type shallow_size(const DFloat & d) noexcept;
static DFloat * shallow_copy(const DFloat & d, obj<AAllocator> mm) noexcept;
static size_type forward_children(DFloat & d, obj<ACollector> gc) noexcept;
};
} /*namespace scm*/
} /*namespace xo*/
/* end IGCObject_DFloat.hpp */

67
include/xo/object2/number/IGCObject_DFloat.hpp Normal file
View file

@ -0,0 +1,67 @@
/** @file IGCObject_DFloat.hpp
*
* Generated automagically from ingredients:
* 1. code generator:
* [/Users/roland/proj/xo-umbrella2/xo-facet/codegen/genfacet]
* arguments:
* --input [idl/IGCObject_DFloat.json5]
* 2. jinja2 template for abstract facet .hpp file:
* [iface_facet_repr.hpp.j2]
* 3. idl for facet methods
* [idl/IGCObject_DFloat.json5]
**/
#pragma once
#include "GCObject.hpp"
#include <xo/gc/GCObject.hpp>
#include <xo/alloc2/Allocator.hpp>
#include "DFloat.hpp"
namespace xo { namespace scm { class IGCObject_DFloat; } }
namespace xo {
namespace facet {
template <>
struct FacetImplementation<xo::mm::AGCObject,
xo::scm::DFloat>
{
using ImplType = xo::mm::IGCObject_Xfer
<xo::scm::DFloat,
xo::scm::IGCObject_DFloat>;
};
}
}
namespace xo {
namespace scm {
/** @class IGCObject_DFloat
**/
class IGCObject_DFloat {
public:
/** @defgroup scm-gcobject-dfloat-type-traits **/
///@{
using size_type = xo::mm::AGCObject::size_type;
using AAllocator = xo::mm::AGCObject::AAllocator;
using ACollector = xo::mm::AGCObject::ACollector;
using Copaque = xo::mm::AGCObject::Copaque;
using Opaque = xo::mm::AGCObject::Opaque;
///@}
/** @defgroup scm-gcobject-dfloat-methods **/
///@{
// const methods
/** memory consumption for this instance **/
static size_type shallow_size(const DFloat & self) noexcept;
/** copy instance using allocator **/
static Opaque shallow_copy(const DFloat & self, obj<AAllocator> mm) noexcept;
// non-const methods
/** during GC: forward immdiate children **/
static size_type forward_children(DFloat & self, obj<ACollector> gc) noexcept;
///@}
};
} /*namespace scm*/
} /*namespace xo*/
/* end */

25
src/object2/DFloat.cpp
View file

@ -9,6 +9,7 @@
namespace xo {
using xo::facet::typeseq;
using xo::print::ppdetail_atomic;
using std::size_t;
namespace scm {
DFloat *
@ -25,6 +26,30 @@ namespace xo {
{
return ppdetail_atomic<double>::print_pretty(ppii, value_);
}
size_t
DFloat::shallow_size() const noexcept
{
return sizeof(DFloat);
}
DFloat *
DFloat::shallow_copy(obj<AAllocator> mm) const noexcept
{
DFloat * copy = (DFloat *)mm.alloc_copy((std::byte *)this);
if (copy)
*copy = *this;
return copy;
}
size_t
DFloat::forward_children(obj<ACollector>) noexcept
{
return shallow_size();
}
} /*namespace scm*/
} /*namespace xo*/

49
src/object2/IGCObject_DFloat.cpp
View file

@ -1,46 +1,39 @@
/** @file IGCObject_DFloat.cpp
*
* @author Roland Conybeare, Dec 2025
**/
* Generated automagically from ingredients:
* 1. code generator:
* [/Users/roland/proj/xo-umbrella2/xo-facet/codegen/genfacet]
* arguments:
* --input [idl/IGCObject_DFloat.json5]
* 2. jinja2 template for abstract facet .hpp file:
* [iface_facet_any.hpp.j2]
* 3. idl for facet methods
* [idl/IGCObject_DFloat.json5]
**/
#include "IGCObject_DFloat.hpp"
#include "xo/alloc2/alloc/AAllocator.hpp"
#include "xo/facet/obj.hpp"
#include <cstddef>
#include "number/IGCObject_DFloat.hpp"
namespace xo {
using xo::mm::AAllocator;
using xo::facet::obj;
using xo::facet::typeseq;
using std::size_t;
namespace scm {
size_t
IGCObject_DFloat::shallow_size(const DFloat &) noexcept
auto
IGCObject_DFloat::shallow_size(const DFloat & self) noexcept -> size_type
{
return sizeof(DFloat);
return self.shallow_size();
}
DFloat *
IGCObject_DFloat::shallow_copy(const DFloat & src,
obj<AAllocator> mm) noexcept
auto
IGCObject_DFloat::shallow_copy(const DFloat & self, obj<AAllocator> mm) noexcept -> Opaque
{
DFloat * copy = (DFloat *)mm.alloc_copy((std::byte *)&src);
if (copy)
*copy = src;
return copy;
return self.shallow_copy(mm);
}
size_t
IGCObject_DFloat::forward_children(DFloat & src,
obj<ACollector>) noexcept
auto
IGCObject_DFloat::forward_children(DFloat & self, obj<ACollector> gc) noexcept -> size_type
{
return shallow_size(src);
return self.forward_children(gc);
}
} /*namespace scm*/
} /*namespace xo*/
/* end IGCObject_DFloat.cpp */
/* end IGCObject_DFloat.cpp */

2
src/object2/object2_register_facets.cpp
View file

@ -6,7 +6,7 @@
#include "object2_register_facets.hpp"
#include <xo/object2/list/IGCObject_DList.hpp>
#include <xo/object2/IGCObject_DFloat.hpp>
#include <xo/object2/number/IGCObject_DFloat.hpp>
#include <xo/object2/IGCObject_DInteger.hpp>
#include <xo/object2/string/IGCObject_DString.hpp>

2
src/object2/object2_register_types.cpp
View file

@ -6,7 +6,7 @@
#include "object2_register_types.hpp"
#include "list/IGCObject_DList.hpp"
#include "IGCObject_DFloat.hpp"
#include "number/IGCObject_DFloat.hpp"
#include "IGCObject_DInteger.hpp"
#include "string/IGCObject_DString.hpp"

2
utest/X1Collector.test.cpp
View file

@ -8,7 +8,7 @@
#include "DList.hpp"
#include "object2_register_types.hpp"
#include "IGCObject_DFloat.hpp"
#include "number/IGCObject_DFloat.hpp"
#include "list/IGCObject_DList.hpp"
#include <xo/gc/Collector.hpp>