Update zig master (#407)

core/src/core/usb.zig

@@ -52,8 +52,8 @@ pub fn Usb(comptime f: anytype) type {
         var usb_config: ?*DeviceConfiguration = null;
         /// The clock has been initialized [Y/n]
         var clk_init: bool = false;
-        var itf_to_drv: [f.cfg_max_interfaces_count]u8 = .{0} ** f.cfg_max_interfaces_count;
-        var ep_to_drv: [f.cfg_max_endpoints_count][2]u8 = .{.{0} ** 2} ** f.cfg_max_endpoints_count;
+        var itf_to_drv: [f.cfg_max_interfaces_count]u8 = @splat(0);
+        var ep_to_drv: [f.cfg_max_endpoints_count][2]u8 = @splat(@splat(0));
         pub const max_packet_size = if (f.high_speed) 512 else 64;
         const drvid_invalid = 0xff;
 
@@ -77,7 +77,7 @@ pub fn Usb(comptime f: anytype) type {
             var started = false;
             // Some scratch space that we'll use for things like preparing string
             // descriptors for transmission.
-            var tmp: [128]u8 = .{0} ** 128;
+            var tmp: [128]u8 = @splat(0);
             // Keeps track of sent data from tmp buffer
             var buffer_reader = BufferReader{ .buffer = &.{} };
             // Last setup packet request
@@ -654,7 +654,7 @@ pub const UsbUtils = struct {
     /// Convert an utf8 into an utf16 (little endian) string
     pub fn utf8ToUtf16Le(comptime s: []const u8) [s.len << 1]u8 {
         const l = s.len << 1;
-        var ret: [l]u8 = .{0} ** l;
+        var ret: [l]u8 = @splat(0);
         var i: usize = 0;
         while (i < s.len) : (i += 1) {
             ret[i << 1] = s[i];

core/src/cpus/avr5.zig

@@ -2,13 +2,15 @@ const std = @import("std");
 const microzig = @import("microzig");
 const root = @import("root");
 
-pub fn enable_interrupts() void {
-    asm volatile ("sei");
-}
+pub const interrupt = struct {
+    pub fn enable_interrupts() void {
+        asm volatile ("sei");
+    }
 
-pub fn disable_interrupts() void {
-    asm volatile ("cli");
-}
+    pub fn disable_interrupts() void {
+        asm volatile ("cli");
+    }
+};
 
 pub inline fn sbi(comptime reg: u5, comptime bit: u3) void {
     asm volatile ("sbi %[reg], %[bit]"
@@ -51,7 +53,7 @@ pub const vector_table_asm = blk: {
     break :blk asm_str;
 };
 
-fn vector_table() callconv(.Naked) noreturn {
+fn vector_table() callconv(.naked) noreturn {
     asm volatile (vector_table_asm);
 }
 
@@ -93,13 +95,13 @@ fn make_isr_handler(comptime name: []const u8, comptime func: anytype) type {
 }
 
 pub const startup_logic = struct {
-    export fn microzig_unhandled_vector() callconv(.C) noreturn {
+    export fn microzig_unhandled_vector() callconv(.c) noreturn {
         @panic("Unhandled interrupt");
     }
 
     extern fn microzig_main() noreturn;
 
-    export fn microzig_start() callconv(.C) noreturn {
+    export fn microzig_start() callconv(.c) noreturn {
         // At startup the stack pointer is at the end of RAM
         // so, no need to set it manually!