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Valk Richard Li
2020-11-07 21:23:17 +08:00
parent a0728ad193
commit 8ba610a714
1 changed files with 11 additions and 8 deletions
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nasal_runtime.h
+11 -8
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@@ -1292,7 +1292,13 @@ int nasal_runtime::calculation(nasal_ast& node,int local_scope_addr)
// after this process, a new address(in nasal_vm.garbage_collector_memory) will be returned // after this process, a new address(in nasal_vm.garbage_collector_memory) will be returned
int ret_address=-1; int ret_address=-1;
int calculation_type=node.get_type(); int calculation_type=node.get_type();
if(calculation_type==ast_nil) if(calculation_type==ast_null)
{
ret_address=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_address).set_type(vm_number);
nasal_vm.gc_get(ret_address).set_number(1);
}
else if(calculation_type==ast_nil)
{ {
ret_address=nasal_vm.gc_alloc(); ret_address=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_address).set_type(vm_nil); nasal_vm.gc_get(ret_address).set_type(vm_nil);
@@ -1311,7 +1317,8 @@ int nasal_runtime::calculation(nasal_ast& node,int local_scope_addr)
{ {
std::cout<<">> [runtime] calculation: cannot find value named \'"<<node.get_str()<<"\'.\n"; std::cout<<">> [runtime] calculation: cannot find value named \'"<<node.get_str()<<"\'.\n";
++error; ++error;
return -1; ret_address=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_address).set_type(vm_nil);
} }
nasal_vm.add_reference(ret_address); nasal_vm.add_reference(ret_address);
} }
@@ -1564,12 +1571,8 @@ int nasal_runtime::calculation(nasal_ast& node,int local_scope_addr)
{ {
std::cout<<">> [runtime] calculation: expression type:"<<ast_str(node.get_type())<<" cannot be calculated.\n"; std::cout<<">> [runtime] calculation: expression type:"<<ast_str(node.get_type())<<" cannot be calculated.\n";
++error; ++error;
return -1; ret_address=nasal_vm.gc_alloc();
} nasal_vm.gc_get(ret_address).set_type(vm_nil);
if(ret_address<0)
{
std::cout<<">> [runtime] calculation: incorrect values.\n";
++error;
} }
return ret_address; return ret_address;
} }