diff --git a/lib/std/Target.zig b/lib/std/Target.zig
index eacb0d11c3..8c71fe0911 100644
--- a/lib/std/Target.zig
+++ b/lib/std/Target.zig
@@ -751,6 +751,7 @@ pub const kvx = @import("Target/kvx.zig");
 pub const lanai = @import("Target/lanai.zig");
 pub const loongarch = @import("Target/loongarch.zig");
 pub const m68k = @import("Target/m68k.zig");
+pub const m88k = @import("Target/generic.zig");
 pub const microblaze = @import("Target/generic.zig");
 pub const mips = @import("Target/mips.zig");
 pub const msp430 = @import("Target/msp430.zig");
@@ -1091,6 +1092,7 @@ pub fn toElfMachine(target: *const Target) std.elf.EM {
         .kvx => .KVX,
         .lanai => .LANAI,
         .loongarch32, .loongarch64 => .LOONGARCH,
+        .m88k => .@"88K",
         .m68k => .@"68K",
         .microblaze, .microblazeel => .MICROBLAZE,
         .mips, .mips64, .mipsel, .mips64el => .MIPS,
@@ -1154,6 +1156,7 @@ pub fn toCoffMachine(target: *const Target) std.coff.IMAGE.FILE.MACHINE {
         .kalimba,
         .kvx,
         .lanai,
+        .m88k,
         .m68k,
         .microblaze,
         .microblazeel,
@@ -1364,6 +1367,7 @@ pub const Cpu = struct {
         loongarch32,
         loongarch64,
         m68k,
+        m88k,
         microblaze,
         microblazeel,
         mips,
@@ -1439,6 +1443,7 @@ pub const Cpu = struct {
             lanai,
             loongarch,
             m68k,
+            m88k,
             microblaze,
             mips,
             msp430,
@@ -1477,6 +1482,7 @@ pub const Cpu = struct {
                 .lanai => .lanai,
                 .loongarch32, .loongarch64 => .loongarch,
                 .m68k => .m68k,
+                .m88k => .m88k,
                 .microblaze, .microblazeel => .microblaze,
                 .mips, .mipsel, .mips64, .mips64el => .mips,
                 .msp430 => .msp430,
@@ -1710,6 +1716,7 @@ pub const Cpu = struct {
                 .hppa64,
                 .lanai,
                 .m68k,
+                .m88k,
                 .microblaze,
                 .mips,
                 .mips64,
@@ -1922,6 +1929,9 @@ pub const Cpu = struct {
                 .m68k_interrupt,
                 => &.{.m68k},
 
+                .m88k_sysv,
+                => &.{.m88k},
+
                 .microblaze_std,
                 .microblaze_interrupt,
                 => &.{ .microblaze, .microblazeel },
@@ -2803,6 +2813,7 @@ pub const DynamicLinker = struct {
                 .arm,
                 .aarch64,
                 .hppa,
+                .m88k,
                 .mips64,
                 .mips64el,
                 .powerpc,
@@ -2910,6 +2921,7 @@ pub fn ptrBitWidth_arch_abi(cpu_arch: Cpu.Arch, abi: Abi) u16 {
         .lanai,
         .loongarch32,
         .m68k,
+        .m88k,
         .microblaze,
         .microblazeel,
         .mips,
@@ -3495,6 +3507,7 @@ pub fn cTypeAlignment(target: *const Target, c_type: CType) u16 {
             .hppa,
             .lanai,
             .m68k,
+            .m88k,
             .mips,
             .mipsel,
             .nvptx,
@@ -3604,6 +3617,7 @@ pub fn cTypePreferredAlignment(target: *const Target, c_type: CType) u16 {
             .hppa,
             .lanai,
             .m68k,
+            .m88k,
             .mips,
             .mipsel,
             .nvptx,
@@ -3675,6 +3689,7 @@ pub fn cMaxIntAlignment(target: *const Target) u16 {
         .lanai,
         .loongarch32,
         .m68k,
+        .m88k,
         .mips,
         .mipsel,
         .powerpc,
@@ -3775,6 +3790,7 @@ pub fn cCallingConvention(target: *const Target) ?std.builtin.CallingConvention
         .loongarch64 => .{ .loongarch64_lp64 = .{} },
         .loongarch32 => .{ .loongarch32_ilp32 = .{} },
         .m68k => .{ .m68k_gnu = .{} },
+        .m88k => .{ .m88k_sysv = .{} },
         .microblaze, .microblazeel => .{ .microblaze_std = .{} },
         .msp430 => .{ .msp430_eabi = .{} },
         .or1k => .{ .or1k_sysv = .{} },
diff --git a/lib/std/heap.zig b/lib/std/heap.zig
index ffa9cc1862..283b01cc37 100644
--- a/lib/std/heap.zig
+++ b/lib/std/heap.zig
@@ -608,6 +608,7 @@ const page_size_min_default: ?usize = switch (builtin.os.tag) {
         .hppa => 4 << 10,
         .x86, .x86_64 => 4 << 10,
         .thumb, .thumbeb, .arm, .armeb, .aarch64, .aarch64_be => 4 << 10,
+        .m88k => 4 << 10,
         .mips64, .mips64el => 4 << 10,
         .powerpc, .powerpc64, .powerpc64le, .powerpcle => 4 << 10,
         .riscv64 => 4 << 10,
@@ -771,6 +772,7 @@ const page_size_max_default: ?usize = switch (builtin.os.tag) {
         .hppa => 4 << 10,
         .x86, .x86_64 => 4 << 10,
         .thumb, .thumbeb, .arm, .armeb, .aarch64, .aarch64_be => 4 << 10,
+        .m88k => 4 << 10,
         .mips64, .mips64el => 16 << 10,
         .powerpc, .powerpc64, .powerpc64le, .powerpcle => 4 << 10,
         .riscv64 => 4 << 10,
diff --git a/lib/std/lang.zig b/lib/std/lang.zig
index e06c4ba313..0275de552a 100644
--- a/lib/std/lang.zig
+++ b/lib/std/lang.zig
@@ -292,6 +292,8 @@ pub const CallingConvention = union(enum(u8)) {
     m68k_rtd: CommonOptions,
     m68k_interrupt: CommonOptions,
 
+    m88k_sysv: CommonOptions,
+
     /// The standard `microblaze`/`microblazeel` calling convention.
     microblaze_std: CommonOptions,
     microblaze_interrupt: MicroblazeInterruptOptions,
diff --git a/lib/std/lang/assembly.zig b/lib/std/lang/assembly.zig
index f2ea980636..81fdf78ca8 100644
--- a/lib/std/lang/assembly.zig
+++ b/lib/std/lang/assembly.zig
@@ -1553,6 +1553,77 @@ pub const Clobbers = switch (@import("builtin").cpu.arch) {
         r14: bool = false,
         r15: bool = false,
     },
+    .m88k => packed struct {
+        /// Whether the inline assembly code may perform stores to memory
+        /// addresses other than those derived from input pointer provenance.
+        memory: bool = false,
+
+        r0: bool = false,
+        r1: bool = false,
+        r2: bool = false,
+        r3: bool = false,
+        r4: bool = false,
+        r5: bool = false,
+        r6: bool = false,
+        r7: bool = false,
+        r8: bool = false,
+        r9: bool = false,
+        r10: bool = false,
+        r11: bool = false,
+        r12: bool = false,
+        r13: bool = false,
+        r14: bool = false,
+        r15: bool = false,
+        r16: bool = false,
+        r17: bool = false,
+        r18: bool = false,
+        r19: bool = false,
+        r20: bool = false,
+        r21: bool = false,
+        r22: bool = false,
+        r23: bool = false,
+        r24: bool = false,
+        r25: bool = false,
+        r26: bool = false,
+        r27: bool = false,
+        r28: bool = false,
+        r29: bool = false,
+        r30: bool = false,
+        r31: bool = false,
+
+        x0: bool = false,
+        x1: bool = false,
+        x2: bool = false,
+        x3: bool = false,
+        x4: bool = false,
+        x5: bool = false,
+        x6: bool = false,
+        x7: bool = false,
+        x8: bool = false,
+        x9: bool = false,
+        x10: bool = false,
+        x11: bool = false,
+        x12: bool = false,
+        x13: bool = false,
+        x14: bool = false,
+        x15: bool = false,
+        x16: bool = false,
+        x17: bool = false,
+        x18: bool = false,
+        x19: bool = false,
+        x20: bool = false,
+        x21: bool = false,
+        x22: bool = false,
+        x23: bool = false,
+        x24: bool = false,
+        x25: bool = false,
+        x26: bool = false,
+        x27: bool = false,
+        x28: bool = false,
+        x29: bool = false,
+        x30: bool = false,
+        x31: bool = false,
+    },
     .m68k => packed struct {
         /// Whether the inline assembly code may perform stores to memory
         /// addresses other than those derived from input pointer provenance.
diff --git a/src/Sema.zig b/src/Sema.zig
index f691a97298..b94a818f87 100644
--- a/src/Sema.zig
+++ b/src/Sema.zig
@@ -8558,6 +8558,7 @@ const calling_conventions_supporting_var_args = [_]std.lang.CallingConvention.Ta
     .m68k_sysv,
     .m68k_gnu,
     .m68k_rtd,
+    .m88k_sysv,
     .msp430_eabi,
     .or1k_sysv,
     .s390x_sysv,
diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
index 02b1c43741..dc715cf166 100644
--- a/src/codegen/llvm.zig
+++ b/src/codegen/llvm.zig
@@ -112,6 +112,7 @@ pub fn targetTriple(allocator: Allocator, target: *const std.Target) ![]const u8
         .hppa64,
         .kalimba,
         .kvx,
+        .m88k,
         .microblaze,
         .microblazeel,
         .or1k,
@@ -478,6 +479,7 @@ pub fn dataLayout(target: *const std.Target) []const u8 {
         .hppa64,
         .kalimba,
         .kvx,
+        .m88k,
         .microblaze,
         .microblazeel,
         .or1k,
@@ -4531,6 +4533,7 @@ pub fn toLlvmCallConvTag(cc_tag: std.lang.CallingConvention.Tag, target: *const
         .loongarch32_ilp32,
         .m68k_sysv,
         .m68k_gnu,
+        .m88k_sysv,
         .msp430_eabi,
         .or1k_sysv,
         .propeller_sysv,
@@ -4903,6 +4906,7 @@ pub fn initializeLLVMTarget(arch: std.Target.Cpu.Arch) void {
         .hppa64,
         .kalimba,
         .kvx,
+        .m88k,
         .microblaze,
         .microblazeel,
         .or1k,
diff --git a/src/target.zig b/src/target.zig
index 71ce76dd35..41aed7cd03 100644
--- a/src/target.zig
+++ b/src/target.zig
@@ -245,6 +245,7 @@ pub fn hasLlvmSupport(target: *const std.Target, ofmt: std.Target.ObjectFormat)
         .hppa64,
         .kalimba,
         .kvx,
+        .m88k,
         .microblaze,
         .microblazeel,
         .or1k,