feat: implement menu bar + add file picker dep

.github/workflows/main.yml

@@ -39,7 +39,7 @@ jobs:
         with:
           submodules: true
       - name: build 
-        run: zig build -Doptimize=ReleaseSafe
+        run: zig build -Drelease-safe
       - name: upload
         uses: actions/upload-artifact@v3
         with:

.vscode/extensions.json

@@ -0,0 +1,8 @@
+{
+    "recommendations": [
+        "augusterame.zls-vscode",
+        "usernamehw.errorlens",
+        "vadimcn.vscode-lldb",
+        "dan-c-underwood.arm"
+    ]
+}

README.md

@@ -77,7 +77,7 @@ arm7wrestler GBA Fixed | [destoer](https://github.com/destoer)
 
 ## Compiling
 
-Most recently built on Zig [v0.11.0-dev.1557+03cdb4fb5](https://github.com/ziglang/zig/tree/03cdb4fb5)
+Most recently built on Zig [v0.11.0-dev.987+a1d82352d](https://github.com/ziglang/zig/tree/a1d82352d)
 
 ### Dependencies
 

build.zig

@@ -7,23 +7,25 @@ const nfd = @import("lib/nfd-zig/build.zig");
 
 pub fn build(b: *std.build.Builder) void {
     // Minimum Zig Version
-    const min_ver = std.SemanticVersion.parse("0.11.0-dev.1557+03cdb4fb5") catch return; // https://github.com/ziglang/zig/commit/03cdb4fb5
+    const min_ver = std.SemanticVersion.parse("0.11.0-dev.987+a1d82352d") catch return; // https://github.com/ziglang/zig/commit/19056cb68
     if (builtin.zig_version.order(min_ver).compare(.lt)) {
         std.log.err("{s}", .{b.fmt("Zig v{} does not meet the minimum version requirement. (Zig v{})", .{ builtin.zig_version, min_ver })});
         std.os.exit(1);
     }
 
+    // Standard target options allows the person running `zig build` to choose
+    // what target to build for. Here we do not override the defaults, which
+    // means any target is allowed, and the default is native. Other options
+    // for restricting supported target set are available.
     const target = b.standardTargetOptions(.{});
-    const optimize = b.standardOptimizeOption(.{});
 
-    const exe = b.addExecutable(.{
+    // Standard release options allow the person running `zig build` to select
-        .name = "zba",
+    // between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall.
-        .root_source_file = .{ .path = "src/main.zig" },
+    const mode = b.standardReleaseOptions();
-        .target = target,
-        .optimize = optimize,
-    });
 
+    const exe = b.addExecutable("zba", "src/main.zig");
     exe.setMainPkgPath("."); // Necessary so that src/main.zig can embed example.toml
+    exe.setTarget(target);
 
     // Known Folders (%APPDATA%, XDG, etc.)
     exe.addPackagePath("known_folders", "lib/known-folders/known-folders.zig");
@@ -45,11 +47,11 @@ pub fn build(b: *std.build.Builder) void {
     exe.addPackagePath("gl", "lib/gl.zig");
 
     // NativeFileDialog(ue) Bindings
-    exe.linkLibrary(nfd.makeLib(b, target, optimize));
+    exe.linkLibrary(nfd.makeLib(b, mode, target));
     exe.addPackage(nfd.getPackage("nfd"));
 
     // Zig SDL Bindings: https://github.com/MasterQ32/SDL.zig
-    const sdk = Sdk.init(b, null);
+    const sdk = Sdk.init(b);
     sdk.link(exe, .dynamic);
     exe.addPackage(sdk.getNativePackage("sdl2"));
 
@@ -59,6 +61,7 @@ pub fn build(b: *std.build.Builder) void {
     zgui.link(exe, zgui_options);
     exe.addPackage(zgui_pkg);
 
+    exe.setBuildMode(mode);
     exe.install();
 
     const run_cmd = exe.run();
@@ -70,11 +73,9 @@ pub fn build(b: *std.build.Builder) void {
     const run_step = b.step("run", "Run the app");
     run_step.dependOn(&run_cmd.step);
 
-    const exe_tests = b.addTest(.{
+    const exe_tests = b.addTest("src/main.zig");
-        .root_source_file = .{ .path = "src/main.zig" },
+    exe_tests.setTarget(target);
-        .target = target,
+    exe_tests.setBuildMode(mode);
-        .optimize = optimize,
-    });
 
     const test_step = b.step("test", "Run unit tests");
     test_step.dependOn(&exe_tests.step);

lib/SDL.zig

@@ -1 +1 @@
-Subproject commit 59a458abd9220703ca4d8b7f99080780c61c2f8c
+Subproject commit 2025889b612f345698feff44fc245501bff637e9

lib/nfd-zig

@@ -1 +1 @@
-Subproject commit b8d56260294636f9d7bf596cb558b697e873793f
+Subproject commit 75acefd571ede5361514b3a8ae9c8b36c6908d36

src/core/cpu/arm/single_data_transfer.zig

@@ -11,7 +11,9 @@ pub fn singleDataTransfer(comptime I: bool, comptime P: bool, comptime U: bool,
             const rn = opcode >> 16 & 0xF;
             const rd = opcode >> 12 & 0xF;
 
-            const base = cpu.r[rn];
+            // rn is r15 and L is not set, the PC is 12 ahead
+            const base = cpu.r[rn] + if (!L and rn == 0xF) 4 else @as(u32, 0);
+
             const offset = if (I) shifter.immediate(false, cpu, opcode) else opcode & 0xFFF;
 
             const modified_base = if (U) base +% offset else base -% offset;