st/lama_byterun
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interpreter: migration to universial stdlib support (without varargs yet)

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ProgramSnail 2025-01-20 23:13:42 +03:00
parent 318ebc72aa
commit 58f0bfc0b9
9 changed files with 163 additions and 119 deletions
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37
byterun/src/analyzer.cpp
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@ -324,7 +324,7 @@ void analyze(uint32_t mod_id) {
break;
case Cmd::CALLF: {
// TODO: find link to real function and replace call (need to save all
// modules in one space)
// modules in one space) <- optimization
ip_read_int_unsafe(&current_ip); // function name (str)
uint args_count = ip_read_int_unsafe(&current_ip);
@ -344,23 +344,24 @@ void analyze(uint32_t mod_id) {
}
++current_stack_depth;
break;
case Cmd::Lread:
++current_stack_depth;
break;
case Cmd::Lwrite:
case Cmd::Llength:
case Cmd::Lstring:
if (current_stack_depth < 1) {
ip_failure(saved_current_ip, mod_id, "not enough elements in stack");
}
break;
case Cmd::Barray:
current_stack_depth -= ip_read_int_unsafe(&current_ip); // elem count
if (current_stack_depth < 0) {
ip_failure(saved_current_ip, mod_id, "not enough elements in stack");
}
++current_stack_depth;
break;
// NOTE: no longer used
// case Cmd::Lread:
// ++current_stack_depth;
// break;
// case Cmd::Lwrite:
// case Cmd::Llength:
// case Cmd::Lstring:
// if (current_stack_depth < 1) {
// ip_failure(saved_current_ip, mod_id, "not enough elements in stack");
// }
// break;
// case Cmd::Barray:
// current_stack_depth -= ip_read_int_unsafe(&current_ip); // elem count
// if (current_stack_depth < 0) {
// ip_failure(saved_current_ip, mod_id, "not enough elements in stack");
// }
// ++current_stack_depth;
// break;
case Cmd::EXIT:
ip_failure(saved_current_ip, mod_id,
"exit should be unreachable"); // NOTE: not sure