static value_t julia_to_list2(jl_value_t *a, jl_value_t *b)
{
value_t sa = julia_to_scm_(a);
fl_gc_handle(&sa);
value_t sb = julia_to_scm_(b);
value_t l = fl_list2(sa, sb);
fl_free_gc_handles(1);
return l;
}
static value_t julia_to_list2(fl_context_t *fl_ctx, jl_value_t *a, jl_value_t *b)
{
value_t sa = julia_to_scm_(fl_ctx, a);
fl_gc_handle(fl_ctx, &sa);
value_t sb = julia_to_scm_(fl_ctx, b);
value_t l = fl_list2(fl_ctx, sa, sb);
fl_free_gc_handles(fl_ctx, 1);
return l;
}
static void array_to_list(fl_context_t *fl_ctx, jl_array_t *a, value_t *pv)
{
if (jl_array_len(a) > 300000)
lerror(fl_ctx, symbol(fl_ctx, "error"), "expression too large");
value_t temp;
for(long i=jl_array_len(a)-1; i >= 0; i--) {
*pv = fl_cons(fl_ctx, fl_ctx->NIL, *pv);
temp = julia_to_scm_(fl_ctx, jl_array_ptr_ref(a,i));
// note: must be separate statement
car_(*pv) = temp;
}
}
static value_t julia_to_scm(fl_context_t *fl_ctx, jl_value_t *v)
{
value_t temp;
// need try/catch to reset GC handle stack in case of error
FL_TRY_EXTERN(fl_ctx) {
temp = julia_to_scm_(fl_ctx, v);
}
FL_CATCH_EXTERN(fl_ctx) {
temp = fl_ctx->lasterror;
}
return temp;
}
static void array_to_list(jl_array_t *a, value_t *pv)
{
if (jl_array_len(a) > 300000)
lerror(MemoryError, "expression too large");
value_t temp;
for(long i=jl_array_len(a)-1; i >= 0; i--) {
*pv = fl_cons(FL_NIL, *pv);
temp = julia_to_scm_(jl_cellref(a,i));
// note: must be separate statement
car_(*pv) = temp;
}
}
static value_t julia_to_scm(jl_value_t *v)
{
value_t temp;
// need try/catch to reset GC handle stack in case of error
FL_TRY_EXTERN {
temp = julia_to_scm_(v);
}
FL_CATCH_EXTERN {
temp = fl_list2(fl_error_sym, cvalue_static_cstring("expression too large"));
}
return temp;
}
static value_t julia_to_scm(fl_context_t *fl_ctx, jl_value_t *v)
{
value_t temp;
// need try/catch to reset GC handle stack in case of error
FL_TRY_EXTERN(fl_ctx) {
temp = julia_to_scm_(fl_ctx, v);
}
FL_CATCH_EXTERN(fl_ctx) {
temp = fl_list2(fl_ctx, jl_ast_ctx(fl_ctx)->error_sym, cvalue_static_cstring(fl_ctx, "expression too large"));
}
return temp;
}
static value_t julia_to_scm_(fl_context_t *fl_ctx, jl_value_t *v)
{
if (jl_is_symbol(v))
return symbol(fl_ctx, jl_symbol_name((jl_sym_t*)v));
if (v == jl_true)
return jl_ast_ctx(fl_ctx)->true_sym;
if (v == jl_false)
return jl_ast_ctx(fl_ctx)->false_sym;
if (v == jl_nothing)
return fl_cons(fl_ctx, jl_ast_ctx(fl_ctx)->null_sym, fl_ctx->NIL);
if (jl_is_expr(v)) {
jl_expr_t *ex = (jl_expr_t*)v;
value_t args = fl_ctx->NIL;
fl_gc_handle(fl_ctx, &args);
array_to_list(fl_ctx, ex->args, &args);
value_t hd = julia_to_scm_(fl_ctx, (jl_value_t*)ex->head);
if (ex->head == lambda_sym && jl_expr_nargs(ex)>0 && jl_is_array(jl_exprarg(ex,0))) {
value_t llist = fl_ctx->NIL;
fl_gc_handle(fl_ctx, &llist);
array_to_list(fl_ctx, (jl_array_t*)jl_exprarg(ex,0), &llist);
car_(args) = llist;
fl_free_gc_handles(fl_ctx, 1);
}
value_t scmv = fl_cons(fl_ctx, hd, args);
fl_free_gc_handles(fl_ctx, 1);
return scmv;
}
// GC Note: jl_fieldref(v, 0) allocate for LabelNode, GotoNode
// but we don't need a GC root here because julia_to_list2
// shouldn't allocate in this case.
if (jl_typeis(v, jl_labelnode_type))
return julia_to_list2(fl_ctx, (jl_value_t*)label_sym, jl_fieldref(v,0));
if (jl_typeis(v, jl_linenumbernode_type))
return julia_to_list2(fl_ctx, (jl_value_t*)line_sym, jl_fieldref(v,0));
if (jl_typeis(v, jl_gotonode_type))
return julia_to_list2(fl_ctx, (jl_value_t*)goto_sym, jl_fieldref(v,0));
if (jl_typeis(v, jl_quotenode_type))
return julia_to_list2(fl_ctx, (jl_value_t*)inert_sym, jl_fieldref(v,0));
if (jl_typeis(v, jl_newvarnode_type))
return julia_to_list2(fl_ctx, (jl_value_t*)newvar_sym, jl_fieldref(v,0));
if (jl_is_long(v) && fits_fixnum(jl_unbox_long(v)))
return fixnum(jl_unbox_long(v));
if (jl_is_ssavalue(v))
jl_error("SSAValue objects should not occur in an AST");
if (jl_is_slot(v))
jl_error("Slot objects should not occur in an AST");
value_t opaque = cvalue(fl_ctx, jl_ast_ctx(fl_ctx)->jvtype, sizeof(void*));
*(jl_value_t**)cv_data((cvalue_t*)ptr(opaque)) = v;
return opaque;
}
static value_t julia_to_scm_(jl_value_t *v)
{
if (jl_is_symbol(v)) {
return symbol(((jl_sym_t*)v)->name);
}
if (v == jl_true) {
return FL_T;
}
if (v == jl_false) {
return FL_F;
}
if (v == jl_nothing) {
return fl_cons(fl_null_sym, FL_NIL);
}
if (jl_is_expr(v)) {
jl_expr_t *ex = (jl_expr_t*)v;
value_t args = FL_NIL;
fl_gc_handle(&args);
array_to_list(ex->args, &args);
value_t hd = julia_to_scm_((jl_value_t*)ex->head);
value_t scmv = fl_cons(hd, args);
fl_free_gc_handles(1);
return scmv;
}
if (jl_typeis(v, jl_linenumbernode_type)) {
return julia_to_list2((jl_value_t*)line_sym, jl_fieldref(v,0));
}
if (jl_typeis(v, jl_labelnode_type)) {
return julia_to_list2((jl_value_t*)label_sym, jl_fieldref(v,0));
}
if (jl_typeis(v, jl_gotonode_type)) {
return julia_to_list2((jl_value_t*)goto_sym, jl_fieldref(v,0));
}
if (jl_typeis(v, jl_quotenode_type)) {
return julia_to_list2((jl_value_t*)quote_sym, jl_fieldref(v,0));
}
if (jl_typeis(v, jl_newvarnode_type)) {
return julia_to_list2((jl_value_t*)newvar_sym, jl_fieldref(v,0));
}
if (jl_typeis(v, jl_topnode_type)) {
return julia_to_list2((jl_value_t*)top_sym, jl_fieldref(v,0));
}
if (jl_is_long(v) && fits_fixnum(jl_unbox_long(v))) {
return fixnum(jl_unbox_long(v));
}
value_t opaque = cvalue(jvtype, sizeof(void*));
*(jl_value_t**)cv_data((cvalue_t*)ptr(opaque)) = v;
return opaque;
}