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wasm: Interface with the standard output via Core::Stream

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Tim Schumacher 2023-01-20 00:37:03 +01:00 committed by Linus Groh
parent 29cdd124d1
commit 2def995d22
Notes: sideshowbarker 2024-07-17 01:27:34 +09:00 
Author: https://github.com/timschumi
Commit: https://github.com/SerenityOS/serenity/commit/2def995d22
Pull-request: https://github.com/SerenityOS/serenity/pull/17098
1 changed files with 23 additions and 23 deletions
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46
Userland/Utilities/wasm.cpp
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@ -7,7 +7,6 @@
#include <LibCore/ArgsParser.h>
#include <LibCore/File.h>
#include <LibCore/FileStream.h>
#include <LibCore/MappedFile.h>
#include <LibCore/MemoryStream.h>
#include <LibLine/Editor.h>
@ -20,8 +19,8 @@
#include <unistd.h>
RefPtr<Line::Editor> g_line_editor;
static auto g_stdout = Core::OutputFileStream::standard_error();
static Wasm::Printer g_printer { g_stdout };
static OwnPtr<AK::OutputStream> g_stdout {};
static OwnPtr<Wasm::Printer> g_printer {};
static bool g_continue { false };
static void (*old_signal)(int);
static Wasm::DebuggerBytecodeInterpreter g_interpreter;
@ -40,7 +39,7 @@ static bool post_interpret_hook(Wasm::Configuration&, Wasm::InstructionPointer&
if (interpreter.did_trap()) {
g_continue = false;
warnln("Trapped when executing ip={}", ip);
g_printer.print(instr);
g_printer->print(instr);
warnln("Trap reason: {}", interpreter.trap_reason());
const_cast<Wasm::Interpreter&>(interpreter).clear_trap();
}
@ -54,13 +53,13 @@ static bool pre_interpret_hook(Wasm::Configuration& config, Wasm::InstructionPoi
if (always_print_stack)
config.dump_stack();
if (always_print_instruction) {
g_stdout.write(DeprecatedString::formatted("{:0>4} ", ip.value()).bytes());
g_printer.print(instr);
g_stdout->write(DeprecatedString::formatted("{:0>4} ", ip.value()).bytes());
g_printer->print(instr);
}
if (g_continue)
return true;
g_stdout.write(DeprecatedString::formatted("{:0>4} ", ip.value()).bytes());
g_printer.print(instr);
g_stdout->write(DeprecatedString::formatted("{:0>4} ", ip.value()).bytes());
g_printer->print(instr);
DeprecatedString last_command = "";
for (;;) {
auto result = g_line_editor->get_line("> ");
@ -133,7 +132,7 @@ static bool pre_interpret_hook(Wasm::Configuration& config, Wasm::InstructionPoi
continue;
}
if (what.is_one_of("i", "instr", "instruction")) {
g_printer.print(instr);
g_printer->print(instr);
continue;
}
if (what.is_one_of("f", "func", "function")) {
@ -156,7 +155,7 @@ static bool pre_interpret_hook(Wasm::Configuration& config, Wasm::InstructionPoi
continue;
}
if (auto* fn_value = fn->get_pointer<Wasm::WasmFunction>()) {
g_printer.print(fn_value->code());
g_printer->print(fn_value->code());
continue;
}
}
@ -214,8 +213,8 @@ static bool pre_interpret_hook(Wasm::Configuration& config, Wasm::InstructionPoi
if (!result.values().is_empty())
warnln("Returned:");
for (auto& value : result.values()) {
g_stdout.write(" -> "sv.bytes());
g_printer.print(value);
g_stdout->write(" -> "sv.bytes());
g_printer->print(value);
}
continue;
}
@ -340,9 +339,12 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
if (!parse_result.has_value())
return 1;
auto standard_output = TRY(Core::Stream::File::standard_output());
g_stdout = TRY(try_make<Core::Stream::WrapInAKOutputStream>(*standard_output));
g_printer = TRY(try_make<Wasm::Printer>(*g_stdout));
if (print && !attempt_instantiate) {
auto out_stream = Core::OutputFileStream::standard_output();
Wasm::Printer printer(out_stream);
Wasm::Printer printer(*g_stdout);
printer.print(parse_result.value());
}
@ -450,18 +452,17 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
pre_interpret_hook(config, ip, instr);
};
auto stream = Core::OutputFileStream::standard_output();
auto print_func = [&](auto const& address) {
Wasm::FunctionInstance* fn = machine.store().get(address);
stream.write(DeprecatedString::formatted("- Function with address {}, ptr = {}\n", address.value(), fn).bytes());
g_stdout->write(DeprecatedString::formatted("- Function with address {}, ptr = {}\n", address.value(), fn).bytes());
if (fn) {
stream.write(DeprecatedString::formatted(" wasm function? {}\n", fn->has<Wasm::WasmFunction>()).bytes());
g_stdout->write(DeprecatedString::formatted(" wasm function? {}\n", fn->has<Wasm::WasmFunction>()).bytes());
fn->visit(
[&](Wasm::WasmFunction const& func) {
Wasm::Printer printer { stream, 3 };
stream.write(" type:\n"sv.bytes());
Wasm::Printer printer { *g_stdout, 3 };
g_stdout->write(" type:\n"sv.bytes());
printer.print(func.type());
stream.write(" code:\n"sv.bytes());
g_stdout->write(" code:\n"sv.bytes());
printer.print(func.code());
},
[](Wasm::HostFunction const&) {});
@ -525,9 +526,8 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
if (!result.values().is_empty())
warnln("Returned:");
for (auto& value : result.values()) {
Wasm::Printer printer { stream };
g_stdout.write(" -> "sv.bytes());
g_printer.print(value);
g_stdout->write(" -> "sv.bytes());
g_printer->print(value);
}
}
}