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xo-expression2 xo-reader2: local symtab stack in PSM

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This commit is contained in:
Roland Conybeare 2026-01-30 10:26:35 -05:00
commit 94efaf46cd
27 changed files with 447 additions and 34 deletions
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3
xo-expression2/src/expression2/CMakeLists.txt
View file

@ -39,6 +39,9 @@ set(SELF_SRCS
ISymbolTable_Any.cpp
ISymbolTable_DLocalSymtab.cpp
IPrintable_DLocalSymtab.cpp
StringTable.cpp
DUniqueString.cpp

62
xo-expression2/src/expression2/DLocalSymtab.cpp
View file

@ -5,14 +5,21 @@
#include "DLocalSymtab.hpp"
#include "DUniqueString.hpp"
#include <xo/expression2/detail/IPrintable_DVariable.hpp>
#include <xo/printable2/Printable.hpp>
#include <xo/indentlog/scope.hpp>
namespace xo {
using xo::print::APrintable;
using xo::facet::typeseq;
using xo::print::ppstate;
namespace scm {
DLocalSymtab::DLocalSymtab(size_type n) : capacity_{n}, size_{0}
DLocalSymtab::DLocalSymtab(DLocalSymtab * p,
size_type n) : parent_{p},
capacity_{n},
size_{0}
{
for (size_type i = 0; i < n; ++i) {
void * mem = &slots_[i];
@ -21,12 +28,14 @@ namespace xo {
}
DLocalSymtab *
DLocalSymtab::_make_empty(obj<AAllocator> mm, size_type n)
DLocalSymtab::_make_empty(obj<AAllocator> mm,
DLocalSymtab * p,
size_type n)
{
void * mem = mm.alloc(typeseq::id<DLocalSymtab>(),
sizeof(DLocalSymtab) + (n * sizeof(Slot)));
return new (mem) DLocalSymtab(n);
return new (mem) DLocalSymtab(p, n);
}
Binding
@ -68,6 +77,53 @@ namespace xo {
return Binding();
}
bool
DLocalSymtab::pretty(const ppindentinfo & ppii) const
{
ppstate * pps = ppii.pps();
if (ppii.upto()) {
/* perhaps print on one line */
if (!pps->print_upto("<LocalSymtab"))
return false;
if (!pps->print_upto(xrefrtag("size", size_)))
return false;
for (size_type i = 0; i < size_; ++i) {
char buf[32];
snprintf(buf, sizeof(buf), "[%u]", i);
assert(slots_[i].var_);
obj<APrintable,DVariable> arg_pr(const_cast<DVariable*>(slots_[i].var_));
if (!pps->print_upto(xrefrtag(buf, arg_pr)))
return false;
}
pps->write(">");
return true;
} else {
/* with line breaks */
pps->write("<LocalSymtab");
pps->newline_pretty_tag(ppii.ci1(), "size", size_);
for (size_type i = 0; i < size_; ++i) {
char buf[32];
snprintf(buf, sizeof(buf), "[%u]", i);
assert(slots_[i].var_);
obj<APrintable,DVariable> arg_pr(const_cast<DVariable *>(slots_[i].var_));
pps->newline_pretty_tag(ppii.ci1(), buf, arg_pr);
}
pps->write(">");
return false;
}
}
} /*namespace scm*/
} /*namespace xo*/

2
xo-expression2/src/expression2/IExpression_DIfElseExpr.cpp
View file

@ -2,7 +2,7 @@
*
* Generated automagically from ingredients:
* 1. code generator:
* [/Users/roland/proj/xo-umbrella2/xo-facet/codegen/genfacet]
* [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
* arguments:
* --input [idl/IExpression_DIfElseExpr.json5]
* 2. jinja2 template for abstract facet .hpp file:

2
xo-expression2/src/expression2/IGCObject_DVariable.cpp
View file

@ -2,7 +2,7 @@
*
* Generated automagically from ingredients:
* 1. code generator:
* [/Users/roland/proj/xo-umbrella2/xo-facet/codegen/genfacet]
* [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
* arguments:
* --input [idl/IGCObject_DVariable.json5]
* 2. jinja2 template for abstract facet .hpp file:

2
xo-expression2/src/expression2/IPrintable_DIfElseExpr.cpp
View file

@ -2,7 +2,7 @@
*
* Generated automagically from ingredients:
* 1. code generator:
* [/Users/roland/proj/xo-umbrella2/xo-facet/codegen/genfacet]
* [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
* arguments:
* --input [idl/IPrintable_DIfElseExpr.json5]
* 2. jinja2 template for abstract facet .hpp file:

28
xo-expression2/src/expression2/IPrintable_DLocalSymtab.cpp Normal file
View file

@ -0,0 +1,28 @@
/** @file IPrintable_DLocalSymtab.cpp
*
* Generated automagically from ingredients:
* 1. code generator:
* [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
* arguments:
* --input [idl/IPrintable_DLocalSymtab.json5]
* 2. jinja2 template for abstract facet .hpp file:
* [iface_facet_any.hpp.j2]
* 3. idl for facet methods
* [idl/IPrintable_DLocalSymtab.json5]
**/
#include "symtab/IPrintable_DLocalSymtab.hpp"
namespace xo {
namespace scm {
auto
IPrintable_DLocalSymtab::pretty(const DLocalSymtab & self, const ppindentinfo & ppii) -> bool
{
return self.pretty(ppii);
}
} /*namespace scm*/
} /*namespace xo*/
/* end IPrintable_DLocalSymtab.cpp */

34
xo-expression2/src/expression2/ISymbolTable_DLocalSymtab.cpp Normal file
View file

@ -0,0 +1,34 @@
/** @file ISymbolTable_DLocalSymtab.cpp
*
* Generated automagically from ingredients:
* 1. code generator:
* [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
* arguments:
* --input [idl/ISymbolTable_DLocalSymtab.json5]
* 2. jinja2 template for abstract facet .hpp file:
* [iface_facet_any.hpp.j2]
* 3. idl for facet methods
* [idl/ISymbolTable_DLocalSymtab.json5]
**/
#include "symtab/ISymbolTable_DLocalSymtab.hpp"
namespace xo {
namespace scm {
auto
ISymbolTable_DLocalSymtab::is_global_symtab(const DLocalSymtab & self) noexcept -> bool
{
return self.is_global_symtab();
}
auto
ISymbolTable_DLocalSymtab::lookup_binding(const DLocalSymtab & self, const DUniqueString * sym) noexcept -> Binding
{
return self.lookup_binding(sym);
}
} /*namespace scm*/
} /*namespace xo*/
/* end ISymbolTable_DLocalSymtab.cpp */

9
xo-expression2/src/expression2/expression2_register_facets.cpp
View file

@ -27,6 +27,9 @@
#include <xo/expression2/detail/IExpression_DIfElseExpr.hpp>
#include <xo/expression2/detail/IPrintable_DIfElseExpr.hpp>
#include <xo/expression2/symtab/ISymbolTable_DLocalSymtab.hpp>
#include <xo/expression2/symtab/IPrintable_DLocalSymtab.hpp>
#include <xo/gc/detail/AGCObject.hpp>
#include <xo/printable2/detail/APrintable.hpp>
#include <xo/facet/FacetRegistry.hpp>
@ -74,6 +77,9 @@ namespace xo {
FacetRegistry::register_impl<AExpression, DIfElseExpr>();
FacetRegistry::register_impl<APrintable, DIfElseExpr>();
FacetRegistry::register_impl<ASymbolTable, DLocalSymtab>();
FacetRegistry::register_impl<APrintable, DLocalSymtab>();
log && log(xtag("DUniqueString.tseq", typeseq::id<DUniqueString>()));
log && log(xtag("DDefineExpr.tseq", typeseq::id<DDefineExpr>()));
log && log(xtag("DVariable.tseq", typeseq::id<DVariable>()));
@ -82,7 +88,10 @@ namespace xo {
log && log(xtag("DLambdaExpr.tseq", typeseq::id<DLambdaExpr>()));
log && log(xtag("DIfElseExpr.tseq", typeseq::id<DIfElseExpr>()));
log && log(xtag("DLocalSymtab.tseq", typeseq::id<DLocalSymtab>()));
log && log(xtag("AExpression.tqseq", typeseq::id<AExpression>()));
log && log(xtag("ASymbolTable.tseq", typeseq::id<ASymbolTable>()));
return true;
}