Added executing of and

src/mods/vm.zig

@@ -107,7 +107,7 @@ pub const Runtime = struct {
                     std.log.err("Reached unreachable statement at IR counter {any}\n", .{frame.program_counter});
                     frame.code.print(std.io.getStdOut().writer()) catch {};
                 },
-                .nop => @panic("UNIMPLEMENTED"),
+                .nop => {},
                 .br => {
                     frame.program_counter = index.u32;
                     continue;
@@ -130,8 +130,19 @@ pub const Runtime = struct {
                 .refisnull => @panic("UNIMPLEMENTED"),
                 .reffunc => @panic("UNIMPLEMENTED"),
 
-                .drop => @panic("UNIMPLEMENTED"),
+                .drop => {
-                .select => @panic("UNIMPLEMENTED"),
+                    _ = self.stack.pop();
+                },
+                .select => {
+                    const c = self.stack.pop().?.i32;
+                    const val2 = self.stack.pop().?;
+                    const val1 = self.stack.pop().?;
+                    if (c != 0) {
+                        try self.stack.append(val1);
+                    } else {
+                        try self.stack.append(val2);
+                    }
+                },
                 .select_with_values => @panic("UNIMPLEMENTED"),
 
                 .localget => try self.stack.append(frame.locals[index.u32]),

src/mods/wasm.zig

@@ -12,10 +12,12 @@ pub const Type = enum(u8) {
 
 pub const GlobalRuntime = struct {
     functions: std.StringHashMap(*const fn (stack: *std.ArrayList(vm.Value)) void),
+    // globals: [_]vm.Value,
 
     pub fn init(allocator: Allocator) GlobalRuntime {
         return GlobalRuntime{
             .functions = std.StringHashMap(*const fn (stack: *std.ArrayList(vm.Value)) void).init(allocator),
+            // .globals = .{}
         };
     }