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bytecode-improvements (#3)

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Reviewed-on: #3
This commit was merged in pull request #3.
This commit is contained in:
Andre Wagner
2026-04-29 11:40:46 -05:00
parent d8130272a0
commit 54729c1e14
10 changed files with 151 additions and 85 deletions
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47
src/bytecode/bytecode.cc
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@@ -39,22 +39,17 @@ uint32_t Bytecode::n_functions() const
return cache_.n_functions;
}
int32_t Bytecode::get_constant_int(uint32_t idx) const
ConstantValue Bytecode::get_constant(uint32_t idx) const
{
uint32_t constant_idx = byte_array_.get_uint32(cache_.constants_idx_addr + (idx * CONST_RECORD_SZ));
return byte_array_.get_int(cache_.constants_start_addr + constant_idx).first;
}
float Bytecode::get_constant_float(uint32_t idx) const
{
uint32_t constant_idx = byte_array_.get_uint32(cache_.constants_idx_addr + (idx * CONST_RECORD_SZ));
return byte_array_.get_float(cache_.constants_start_addr + constant_idx);
}
std::string Bytecode::get_constant_string(uint32_t idx) const
{
uint32_t constant_idx = byte_array_.get_uint32(cache_.constants_idx_addr + (idx * CONST_RECORD_SZ));
return byte_array_.get_string(cache_.constants_start_addr + constant_idx).first;
switch ((ConstantType) byte_array_.get_byte(cache_.constants_start_addr + constant_idx)) {
case CONST_TYPE_FLOAT:
return byte_array_.get_float(cache_.constants_start_addr + constant_idx + 1);
case CONST_TYPE_STRING:
return byte_array_.get_string(cache_.constants_start_addr + constant_idx + 1).first;
default:
throw BytecodeParsingError("Invalid bytecode format (invalid constant type)");
}
}
Bytecode::FunctionDef Bytecode::get_function_def(uint32_t function_id) const
@@ -76,14 +71,19 @@ uint8_t Bytecode::get_code_byte(uint32_t function_id, uint32_t idx) const
return byte_array_.get_byte(cache_.function_addr.at(function_id) + idx);
}
std::pair<int32_t, size_t> Bytecode::get_code_int(uint32_t function_id, uint32_t idx) const
int8_t Bytecode::get_code_int8(uint32_t function_id, uint32_t idx) const
{
return byte_array_.get_int(cache_.function_addr.at(function_id) + idx);
return byte_array_.get_int8(cache_.function_addr.at(function_id) + idx);
}
float Bytecode::get_code_float(uint32_t function_id, uint32_t idx) const
int16_t Bytecode::get_code_int16(uint32_t function_id, uint32_t idx) const
{
return byte_array_.get_float(cache_.function_addr.at(function_id) + idx);
return byte_array_.get_int16(cache_.function_addr.at(function_id) + idx);
}
int32_t Bytecode::get_code_int32(uint32_t function_id, uint32_t idx) const
{
return byte_array_.get_int32(cache_.function_addr.at(function_id) + idx);
}
ByteArray Bytecode::generate(BytecodePrototype const& bp)
@@ -101,9 +101,14 @@ ByteArray Bytecode::generate(BytecodePrototype const& bp)
for (auto const& constant: bp.constants) {
constant_indexes.append_uint32(idx);
std::visit(overloaded {
[&](int32_t i) { raw_constants.append_int(i); },
[&](float f) { raw_constants.append_float(f); },
[&](std::string const& s) { raw_constants.append_string(s); },
[&](float f) {
raw_constants.append_byte(CONST_TYPE_FLOAT);
raw_constants.append_float(f);
},
[&](std::string const& s) {
raw_constants.append_byte(CONST_TYPE_STRING);
raw_constants.append_string(s);
},
}, constant);
idx = raw_constants.size();
}