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LibWasm: Implement call argument forwarding using call records

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This commit is contained in:
Ali Mohammad Pur
2026-01-23 12:30:50 +01:00
committed by Ali Mohammad Pur
parent f180d90c20
commit 921373a045
Notes: github-actions[bot] 2026-02-06 10:44:37 +00:00 
Author: https://github.com/alimpfard
Commit: https://github.com/LadybirdBrowser/ladybird/commit/921373a045a
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/7477
Reviewed-by: https://github.com/Hendiadyoin1
13 changed files with 546 additions and 136 deletions
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24
Libraries/LibWasm/AbstractMachine/AbstractMachine.h
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@@ -18,7 +18,7 @@
namespace Wasm {
constexpr inline size_t ArgumentsStaticSize = 8;
constexpr inline size_t ArgumentsStaticSize = 3;
class Configuration;
class Result;
@@ -320,8 +320,9 @@ private:
class ModuleInstance {
public:
explicit ModuleInstance(
Vector<FunctionType> types, Vector<FunctionAddress> function_addresses, Vector<TableAddress> table_addresses, Vector<MemoryAddress> memory_addresses, Vector<GlobalAddress> global_addresses, Vector<DataAddress> data_addresses, Vector<TagAddress> tag_addresses, Vector<TagType> tag_types, Vector<ExportInstance> exports)
: m_types(move(types))
Vector<FunctionType> types, Vector<FunctionAddress> function_addresses, Vector<TableAddress> table_addresses, Vector<MemoryAddress> memory_addresses, Vector<GlobalAddress> global_addresses, Vector<DataAddress> data_addresses, Vector<TagAddress> tag_addresses, Vector<TagType> tag_types, Vector<ExportInstance> exports, size_t minimum_call_record_allocation_size)
: cached_minimum_call_record_allocation_size(minimum_call_record_allocation_size)
, m_types(move(types))
, m_tag_types(move(tag_types))
, m_functions(move(function_addresses))
, m_tables(move(table_addresses))
@@ -357,6 +358,8 @@ public:
auto& tags() { return m_tags; }
auto& tag_types() { return m_tag_types; }
size_t cached_minimum_call_record_allocation_size { 0 };
private:
Vector<FunctionType> m_types;
Vector<TagType> m_tag_types;
@@ -674,9 +677,8 @@ private:
class Frame {
public:
explicit Frame(ModuleInstance const& module, Vector<Value, ArgumentsStaticSize> arguments, Vector<Value, 8> locals, Expression const& expression, size_t arity)
explicit Frame(ModuleInstance const& module, Vector<Value, ArgumentsStaticSize> locals, Expression const& expression, size_t arity)
: m_module(module)
, m_arguments(move(arguments))
, m_locals(move(locals))
, m_expression(expression)
, m_arity(arity)
@@ -686,24 +688,14 @@ public:
auto& module() const { return m_module; }
auto& locals() const { return m_locals; }
auto& locals() { return m_locals; }
auto& arguments() const { return m_arguments; }
auto& arguments() { return m_arguments; }
auto& expression() const { return m_expression; }
auto arity() const { return m_arity; }
auto label_index() const { return m_label_index; }
auto& label_index() { return m_label_index; }
Value& local_or_argument(LocalIndex index)
{
if (index.value() & LocalArgumentMarker)
return m_arguments[index.value() & ~LocalArgumentMarker];
return m_locals[index.value()];
}
private:
ModuleInstance const& m_module;
Vector<Value, ArgumentsStaticSize> m_arguments;
Vector<Value, 8> m_locals;
Vector<Value, ArgumentsStaticSize> m_locals;
Expression const& m_expression;
size_t m_arity { 0 };
size_t m_label_index { 0 };