feat: add examples/hello-world

1 files changed, 35 insertions, 0 deletions

diff --git a/examples/hello-world/index.php b/examples/hello-world/index.php
new file mode 100644
index 0000000..9b0b1bd
--- /dev/null
+++ b/examples/hello-world/index.php
@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+require_once __DIR__ . '/../../vendor/autoload.php';
+
+use Nsfisis\Waddiwasi\Stream\BlobStream;
+use Nsfisis\Waddiwasi\WebAssembly\BinaryFormat\Decoder;
+use Nsfisis\Waddiwasi\WebAssembly\Execution\Extern;
+use Nsfisis\Waddiwasi\WebAssembly\Execution\FuncInst;
+use Nsfisis\Waddiwasi\WebAssembly\Execution\Linker;
+use Nsfisis\Waddiwasi\WebAssembly\Execution\Runtime;
+use Nsfisis\Waddiwasi\WebAssembly\Execution\Store;
+use Nsfisis\Waddiwasi\WebAssembly\Structure\Types\FuncType;
+use Nsfisis\Waddiwasi\WebAssembly\Structure\Types\ValType;
+
+$wasmBinary = (""
+    . "\x00\x61\x73\x6d\x01\x00\x00\x00\x01\x08\x02\x60\x00\x00\x60\x01"
+    . "\x7f\x00\x02\x09\x01\x00\x04\x70\x75\x74\x63\x00\x01\x03\x02\x01"
+    . "\x00\x07\x08\x01\x04\x6d\x61\x69\x6e\x00\x01\x0a\x46\x01\x44\x00"
+    . "\x41\xc8\x00\x10\x00\x41\xe5\x00\x10\x00\x41\xec\x00\x10\x00\x41"
+    . "\xec\x00\x10\x00\x41\xef\x00\x10\x00\x41\x2c\x10\x00\x41\x20\x10"
+    . "\x00\x41\xd7\x00\x10\x00\x41\xef\x00\x10\x00\x41\xf2\x00\x10\x00"
+    . "\x41\xec\x00\x10\x00\x41\xe4\x00\x10\x00\x41\x21\x10\x00\x41\x0a"
+    . "\x10\x00\x0b");
+$module = (new Decoder(new BlobStream($wasmBinary)))->decode();
+
+$store = Store::empty();
+$linker = new Linker($store);
+
+$linker->register('', 'putc', Extern::Func(FuncInst::Host(new FuncType([ValType::I32], []), function (Runtime $runtime, int $c) { printf('%c', $c); })));
+
+$runtime = Runtime::instantiate($store, $module, $linker->resolve($module));
+
+$runtime->invoke('main', []);