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xo-interpreter2 stack: invoke closures w/ tail-call opt [WIP]

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This commit is contained in:
Roland Conybeare 2026-02-13 02:05:47 -05:00
commit cfa5692804
14 changed files with 174 additions and 87 deletions
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18
include/xo/interpreter2/VirtualSchematikaMachine.hpp
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@ -176,16 +176,28 @@ namespace xo {
**/
void _do_evalargs_op();
/** call closure @ref fn_ with arguments @ref args_ **/
void _do_call_closure_op();
/** call primitive @ref fn_ with arguments @ref args_ **/
void _do_call_primitive_op();
/** restore registers from stack frame
* (specifically: local_env_, stack_, cont_)
* after invoking a schematika closure
**/
void _do_applycoda_op();
private:
/*
* Some registers are preserved by evaluation:
* stack_
* cont_
* local_env_
*
* Other registers not preserved
* pc_
* expr_
* local_env_
* fn_
* args_
* value_
@ -244,8 +256,8 @@ namespace xo {
DGlobalEnv * global_env_ = nullptr;
private:
/** function to call **/
obj<AProcedure> fn_;
/** evaluated function to call **/
obj<AGCObject> fn_;
/** evaluated argument list **/
DArray * args_;