Add support for ez80-tios

lib/compiler/translate-c/Translator.zig

@@ -378,8 +378,12 @@ pub const builtin_typedef_map = std.StaticStringMap([]const u8).initComptime(.{
     .{ "int8_t", "i8" },
     .{ "uint16_t", "u16" },
     .{ "int16_t", "i16" },
+    .{ "uint24_t", "u24" },
+    .{ "int24_t", "i24" },
     .{ "uint32_t", "u32" },
     .{ "int32_t", "i32" },
+    .{ "uint48_t", "u48" },
+    .{ "int48_t", "i48" },
     .{ "uint64_t", "u64" },
     .{ "int64_t", "i64" },
     .{ "intptr_t", "isize" },

lib/std/Target.zig

@@ -68,6 +68,8 @@ pub const Os = struct {
         opengl,
         vulkan,
 
+        tios,
+
         // LLVM tags deliberately omitted:
         // - bridgeos
         // - cheriotrtos
@@ -205,6 +207,8 @@ pub const Os = struct {
                 .opencl,
                 .opengl,
                 .vulkan,
+
+                .tios,
                 => .semver,
 
                 .hurd => .hurd,
@@ -659,6 +663,12 @@ pub const Os = struct {
                         .max = .{ .major = 4, .minor = 6, .patch = 0 },
                     },
                 },
+                .tios => .{
+                    .semver = .{
+                        .min = .{ .major = 5, .minor = 0, .patch = 0 },
+                        .max = .{ .major = 5, .minor = 8, .patch = 4 },
+                    },
+                },
                 .vulkan => .{
                     .semver = .{
                         .min = .{ .major = 1, .minor = 2, .patch = 0 },
@@ -746,6 +756,7 @@ pub const wasm = @import("Target/wasm.zig");
 pub const x86 = @import("Target/x86.zig");
 pub const xcore = @import("Target/xcore.zig");
 pub const xtensa = @import("Target/xtensa.zig");
+pub const z80 = @import("Target/generic.zig");
 
 pub const Abi = enum {
     none,
@@ -932,6 +943,7 @@ pub const Abi = enum {
             .opencl,
             .opengl,
             .vulkan,
+            .tios,
             => .none,
         };
     }
@@ -1064,6 +1076,7 @@ pub fn toElfMachine(target: *const Target) std.elf.EM {
         .avr => .AVR,
         .bpfeb, .bpfel => .BPF,
         .csky => .CSKY,
+        .ez80 => .Z80,
         .hexagon => .QDSP6,
         .hppa, .hppa64 => .PARISC,
         .kalimba => .CSR_KALIMBA,
@@ -1125,6 +1138,7 @@ pub fn toCoffMachine(target: *const Target) std.coff.IMAGE.FILE.MACHINE {
         .bpfeb,
         .bpfel,
         .csky,
+        .ez80,
         .hexagon,
         .hppa,
         .hppa64,
@@ -1338,6 +1352,7 @@ pub const Cpu = struct {
         bpfeb,
         bpfel,
         csky,
+        ez80,
         hexagon,
         hppa,
         hppa64,
@@ -1437,6 +1452,7 @@ pub const Cpu = struct {
             x86,
             xcore,
             xtensa,
+            z80,
         };
 
         pub inline fn family(arch: Arch) Family {
@@ -1449,6 +1465,7 @@ pub const Cpu = struct {
                 .avr => .avr,
                 .bpfeb, .bpfel => .bpf,
                 .csky => .csky,
+                .ez80 => .z80,
                 .hexagon => .hexagon,
                 .hppa, .hppa64 => .hppa,
                 .kalimba => .kalimba,
@@ -1676,6 +1693,7 @@ pub const Cpu = struct {
                 .x86_64,
                 .xcore,
                 .xtensa,
+                .ez80,
                 => .little,
 
                 .aarch64_be,
@@ -1942,6 +1960,10 @@ pub const Cpu = struct {
                 .spirv_fragment,
                 .spirv_vertex,
                 => &.{ .spirv32, .spirv64 },
+
+                .ez80_cet,
+                .ez80_tiflags,
+                => &.{.ez80},
             };
         }
     };
@@ -2211,6 +2233,7 @@ pub fn requiresLibC(target: *const Target) bool {
         .plan9,
         .other,
         .@"3ds",
+        .tios,
         => false,
     };
 }
@@ -2373,6 +2396,8 @@ pub const DynamicLinker = struct {
             .ps4,
             .ps5,
             .vita,
+
+            .tios,
             => .none,
         };
     }
@@ -2782,6 +2807,8 @@ pub const DynamicLinker = struct {
             .opencl,
             .opengl,
             .vulkan,
+
+            .tios,
             => none,
 
             // TODO go over each item in this list and either move it to the above list, or
@@ -2816,6 +2843,9 @@ pub fn ptrBitWidth_arch_abi(cpu_arch: Cpu.Arch, abi: Abi) u16 {
         .x86_16,
         => 16,
 
+        .ez80,
+        => 24,
+
         .arc,
         .arceb,
         .arm,
@@ -2883,6 +2913,8 @@ pub fn ptrBitWidth(target: *const Target) u16 {
 pub fn stackAlignment(target: *const Target) u16 {
     // Overrides for when the stack alignment is not equal to the pointer width.
     switch (target.cpu.arch) {
+        .ez80,
+        => return 1,
         .m68k,
         => return 2,
         .amdgcn,
@@ -2962,6 +2994,7 @@ pub fn cCharSignedness(target: *const Target) std.builtin.Signedness {
         .arc,
         .arceb,
         .csky,
+        .ez80,
         .hexagon,
         .msp430,
         .powerpc,
@@ -3333,6 +3366,13 @@ pub fn cTypeBitSize(target: *const Target, c_type: CType) u16 {
             .long, .ulong => return 64,
             .longlong, .ulonglong, .double, .longdouble => return 64,
         },
+        .tios => switch (c_type) {
+            .char => return 8,
+            .short, .ushort => return 16,
+            .int, .uint => return 24,
+            .long, .ulong, .float, .double => return 32,
+            .longlong, .ulonglong, .longdouble => return 64,
+        },
 
         .ps3,
         .contiki,
@@ -3345,7 +3385,7 @@ pub fn cTypeBitSize(target: *const Target, c_type: CType) u16 {
 pub fn cTypeAlignment(target: *const Target, c_type: CType) u16 {
     // Overrides for unusual alignments
     switch (target.cpu.arch) {
-        .avr => return 1,
+        .avr, .ez80 => return 1,
         .x86 => switch (target.os.tag) {
             .windows, .uefi => switch (c_type) {
                 .longlong, .ulonglong, .double => return 8,
@@ -3382,6 +3422,8 @@ pub fn cTypeAlignment(target: *const Target, c_type: CType) u16 {
     return @min(
         std.math.ceilPowerOfTwoAssert(u16, (cTypeBitSize(target, c_type) + 7) / 8),
         @as(u16, switch (target.cpu.arch) {
+            .ez80 => 1,
+
             .msp430,
             .x86_16,
             => 2,
@@ -3459,7 +3501,7 @@ pub fn cTypePreferredAlignment(target: *const Target, c_type: CType) u16 {
             .longdouble => return 4,
             else => {},
         },
-        .avr => return 1,
+        .avr, .ez80 => return 1,
         .x86 => switch (target.os.tag) {
             .windows, .uefi => switch (c_type) {
                 .longdouble => switch (target.abi) {
@@ -3491,6 +3533,8 @@ pub fn cTypePreferredAlignment(target: *const Target, c_type: CType) u16 {
     return @min(
         std.math.ceilPowerOfTwoAssert(u16, (cTypeBitSize(target, c_type) + 7) / 8),
         @as(u16, switch (target.cpu.arch) {
+            .ez80 => 1,
+
             .x86_16, .msp430 => 2,
 
             .arc,
@@ -3561,7 +3605,9 @@ pub fn cTypePreferredAlignment(target: *const Target, c_type: CType) u16 {
 
 pub fn cMaxIntAlignment(target: *const Target) u16 {
     return switch (target.cpu.arch) {
-        .avr => 1,
+        .avr,
+        .ez80,
+        => 1,
 
         .msp430, .x86_16 => 2,
 
@@ -3698,6 +3744,7 @@ pub fn cCallingConvention(target: *const Target) ?std.builtin.CallingConvention
         .amdgcn => .{ .amdgcn_device = .{} },
         .nvptx, .nvptx64 => .nvptx_device,
         .spirv32, .spirv64 => .spirv_device,
+        .ez80 => .ez80_cet,
     };
 }
 

lib/std/builtin.zig

@@ -377,6 +377,10 @@ pub const CallingConvention = union(enum(u8)) {
     spirv_fragment,
     spirv_vertex,
 
+    // Calling conventions for the `ez80` architecture.
+    ez80_cet,
+    ez80_tiflags,
+
     /// Options shared across most calling conventions.
     pub const CommonOptions = struct {
         /// The boundary the stack is aligned to when the function is called.

lib/std/zig/target.zig

@@ -498,6 +498,10 @@ pub fn intAlignment(target: *const std.Target, bits: u16) u16 {
             33...64 => 8,
             else => 16,
         },
+        .ez80 => switch (bits) {
+            0 => 0,
+            else => 1,
+        },
         else => return @min(
             std.math.ceilPowerOfTwoPromote(u16, @as(u16, @intCast((@as(u17, bits) + 7) / 8))),
             target.cMaxIntAlignment(),