chore: rename struct

src/core/emu.zig

@@ -1,7 +1,6 @@
 const std = @import("std");
 
 const Header = @import("cartridge.zig").Header;
-const SharedIo = @import("io.zig").Io;
 const Scheduler = @import("Scheduler.zig");
 
 const Allocator = std.mem.Allocator;
@@ -90,13 +89,14 @@ pub fn runFrame(scheduler: *Scheduler, system: System) void {
 }
 
 // FIXME: Perf win to allocating on the stack instead?
-pub const SharedContext = struct {
+pub const SharedCtx = struct {
     const MiB = 0x100000;
     const KiB = 0x400;
 
+    pub const Io = @import("io.zig").Io;
     const Vram = @import("ppu.zig").Vram;
 
-    io: *SharedIo,
+    io: *Io,
     main: *[4 * MiB]u8,
     wram: *Wram,
     vram: *Vram,
@@ -112,7 +112,7 @@ pub const SharedContext = struct {
 
         const ctx = .{
             .io = blk: {
-                const io = try allocator.create(SharedIo);
+                const io = try allocator.create(Io);
                 io.* = .{};
 
                 break :blk io;

src/core/nds7/Bus.zig

@@ -2,8 +2,7 @@ const std = @import("std");
 const io = @import("io.zig");
 
 const Scheduler = @import("../Scheduler.zig");
-const SharedIo = @import("../io.zig").Io;
-const SharedContext = @import("../emu.zig").SharedContext;
+const SharedCtx = @import("../emu.zig").SharedCtx;
 const Wram = @import("../emu.zig").Wram;
 const Vram = @import("../ppu.zig").Vram;
 const forceAlign = @import("../emu.zig").forceAlign;
@@ -23,18 +22,18 @@ wram: *[64 * KiB]u8,
 vram: *Vram,
 io: io.Io,
 
-pub fn init(allocator: Allocator, scheduler: *Scheduler, shared_ctx: SharedContext) !@This() {
+pub fn init(allocator: Allocator, scheduler: *Scheduler, ctx: SharedCtx) !@This() {
     const wram = try allocator.create([64 * KiB]u8);
     errdefer allocator.destroy(wram);
     @memset(wram, 0);
 
     return .{
-        .main = shared_ctx.main,
-        .wram_shr = shared_ctx.wram,
-        .vram = shared_ctx.vram,
+        .main = ctx.main,
+        .wram_shr = ctx.wram,
+        .vram = ctx.vram,
         .wram = wram,
         .scheduler = scheduler,
-        .io = io.Io.init(shared_ctx.io),
+        .io = io.Io.init(ctx.io),
     };
 }
 

src/core/nds7/io.zig

@@ -4,15 +4,15 @@ const Bitfield = @import("bitfield").Bitfield;
 const Bit = @import("bitfield").Bit;
 
 const Bus = @import("Bus.zig");
-const SharedIo = @import("../io.zig").Io;
+const SharedCtx = @import("../emu.zig").SharedCtx;
 const masks = @import("../io.zig").masks;
 
 const log = std.log.scoped(.nds7_io);
 
 pub const Io = struct {
-    shared: *SharedIo,
+    shared: *SharedCtx.Io,
 
-    pub fn init(io: *SharedIo) @This() {
+    pub fn init(io: *SharedCtx.Io) @This() {
         return .{ .shared = io };
     }
 };

src/core/nds9/Bus.zig

@@ -3,7 +3,7 @@ const io = @import("io.zig");
 
 const Ppu = @import("../ppu.zig").Ppu;
 const Scheduler = @import("../Scheduler.zig");
-const SharedContext = @import("../emu.zig").SharedContext;
+const SharedCtx = @import("../emu.zig").SharedCtx;
 const Wram = @import("../emu.zig").Wram;
 const forceAlign = @import("../emu.zig").forceAlign;
 
@@ -22,16 +22,16 @@ ppu: Ppu,
 
 scheduler: *Scheduler,
 
-pub fn init(allocator: Allocator, scheduler: *Scheduler, shared_ctx: SharedContext) !@This() {
+pub fn init(allocator: Allocator, scheduler: *Scheduler, ctx: SharedCtx) !@This() {
     const dots_per_cycle = 3; // ARM946E-S runs twice as fast as the ARM7TDMI
     scheduler.push(.{ .nds9 = .draw }, 256 * dots_per_cycle);
 
     return .{
-        .main = shared_ctx.main,
-        .wram = shared_ctx.wram,
-        .ppu = try Ppu.init(allocator, shared_ctx.vram),
+        .main = ctx.main,
+        .wram = ctx.wram,
+        .ppu = try Ppu.init(allocator, ctx.vram),
         .scheduler = scheduler,
-        .io = io.Io.init(shared_ctx.io),
+        .io = io.Io.init(ctx.io),
     };
 }
 

src/core/nds9/io.zig

@@ -4,7 +4,7 @@ const Bitfield = @import("bitfield").Bitfield;
 const Bit = @import("bitfield").Bit;
 
 const Bus = @import("Bus.zig");
-const SharedIo = @import("../io.zig").Io;
+const SharedCtx = @import("../emu.zig").SharedCtx;
 const masks = @import("../io.zig").masks;
 
 const sext = @import("../../util.zig").sext;
@@ -12,7 +12,7 @@ const sext = @import("../../util.zig").sext;
 const log = std.log.scoped(.nds9_io);
 
 pub const Io = struct {
-    shared: *SharedIo,
+    shared: *SharedCtx.Io,
 
     /// POWCNT1 - Graphics Power Control
     /// Read / Write
@@ -25,7 +25,7 @@ pub const Io = struct {
     div: Divisor = .{},
     sqrt: SquareRootUnit = .{},
 
-    pub fn init(io: *SharedIo) @This() {
+    pub fn init(io: *SharedCtx.Io) @This() {
         return .{ .shared = io };
     }
 };

src/main.zig

@@ -4,7 +4,7 @@ const clap = @import("zig-clap");
 const emu = @import("core/emu.zig");
 
 const Ui = @import("platform.zig").Ui;
-const SharedContext = @import("core/emu.zig").SharedContext;
+const SharedCtx = @import("core/emu.zig").SharedCtx;
 const System = @import("core/emu.zig").System;
 const Scheduler = @import("core/Scheduler.zig");
 
@@ -34,8 +34,8 @@ pub fn main() !void {
     const rom_file = try std.fs.cwd().openFile(rom_path, .{});
     defer rom_file.close();
 
-    const shared_ctx = try SharedContext.init(allocator);
-    defer shared_ctx.deinit(allocator);
+    const ctx = try SharedCtx.init(allocator);
+    defer ctx.deinit(allocator);
 
     var scheduler = try Scheduler.init(allocator);
     defer scheduler.deinit();
@@ -47,8 +47,8 @@ pub fn main() !void {
 
         var cp15 = System.Cp15{};
 
-        var bus7 = try System.Bus7.init(allocator, &scheduler, shared_ctx);
-        var bus9 = try System.Bus9.init(allocator, &scheduler, shared_ctx);
+        var bus7 = try System.Bus7.init(allocator, &scheduler, ctx);
+        var bus9 = try System.Bus9.init(allocator, &scheduler, ctx);
 
         var arm7tdmi = System.Arm7tdmi.init(IScheduler.init(&scheduler), IBus.init(&bus7));
         var arm946es = System.Arm946es.init(IScheduler.init(&scheduler), IBus.init(&bus9), ICoprocessor.init(&cp15));