build: update build and comments

build.zig

@@ -204,28 +204,6 @@ pub fn build(b: *std.Build) !void {
     // Add our benchmarks
     try benchSteps(b, target, config, emit_bench);
 
-    // TODO: temporary simd tester binary
-    {
-        const simd_exe = b.addExecutable(.{
-            .name = "simd",
-            .root_source_file = .{ .path = "src/simd/main.zig" },
-            .target = target,
-            .optimize = optimize,
-        });
-
-        {
-            const simd_install = b.addInstallArtifact(simd_exe, .{});
-            const step = b.step("simd", "Build the simd test exe");
-            step.dependOn(&simd_install.step);
-        }
-
-        {
-            const simd_run = b.addRunArtifact(simd_exe);
-            const step = b.step("simd-run", "Run the app");
-            step.dependOn(&simd_run.step);
-        }
-    }
-
     // We only build an exe if we have a runtime set.
     const exe_: ?*std.Build.Step.Compile = if (config.app_runtime != .none) b.addExecutable(.{
         .name = "ghostty",

src/bench/stream.zig

@@ -209,4 +209,7 @@ const TerminalHandler = struct {
     }
 };
 
+/// Offline-generated random UTF-8 bytes, because generating them at runtime
+/// was too slow for our benchmarks. We should replace this if we can come
+/// up with something that doesn't bottleneck our benchmark.
 const random_utf8 = "⨴⭬∎⯀Ⳟ⳨⍈♍⒄⣹⇚ⱎ⯡⯴↩ⵆ⼳ⶦ⑑⦥➍Ⲡ⽉❞⹀⢧€⣁ⶐ⸲⣷⏝⣶⫿▝⨽⬃ↁ↵⯙ⶵ╡∾⭡′⫼↼┫⮡ↅ⍞‡▱⺁⿒⽛⎭☜Ⱝ⣘✬⢟⁴⟹⪝ℌ❓␆╣┳⽑⴩⺄✽ⳗ␮ⵍ⦵ⱍ⭑⛒ⅉ⛠➌₯ⵔⷋ⹶❷ⱳ⣖⭐⮋ₒ⥚ⷃ╶⌈⸣❥⑎⦿⪶₮╋⅌ⳬⴛ⥚♇╬❜⺷⡬⏠⧥┺⃻❼⏲↍Ⓙ⽕╶⾉⺪⁑⎕⅕⼧⊀ⲡ⊺⪭⟾Ⅵ⍌⛄⠻⃽⣻₮ⰹⴺ⪂⃾∖⊹⤔⵫⦒⽳⫄⍮↷⣌⩐⨼⯂⵺◺⍙⭺⟂⎯ⱼ⴬⫺⹦∌⡉ⳅ⛲⡏⃘⺃⵬ⴜ⾩⭦ⷭ⨟☌⍃⧪⮧ⓛ⃄♮ⲓ∘⣝⤐⎭ⷺⰫⶔ☎⾨⾐≦␢⋔⢟ⶐ⏁⚄⦡⾞✊⾾⫿⴩⪨⮰ⓙ⌽⭲⫬⒈⊻⸣⌳⋡ⱄⲛ⓬➼⌧⟮⹖♞ℚⷱ⭥⚣⏳⟾❠☏⦻⑽−∪ⅆ☁⿑⦣⵽Ⱳ⺧⺊Ⓞ⫽⦀⃐⚽⎌⥰⚪⢌⛗⸋⛂⾽Ⰳ⍧⛗◁❠↺≍‸ⴣ⭰‾⡸⩛⭷ⵒ⵼⚉❚⨳⑫⹾⷟∇┬⚌⨙╘ℹ⢱⏴∸⴨⾀⌟⡄⺣⦦ⱏ⼚​⿇├⌮⸿⯔₮—⥟╖◡⻵ⶕ┧⒞⏖⏧⟀❲➚‏➳Ⰼ┸⬖⸓⁃⹚⫣┭↜〈☶≍☨╟⿹ⳙ⺽⸡⵵⛞⚟⯓⥟┞⿄⮖⃫⭒⠤ⓣ⬱⃅⓼ⱒ⥖✜⛘⠶ⰽ⿉⾣➌⣋⚨⒯◱⢃◔ⱕ⫡⓱⅌Ⱨ⧵⯾┰⁠ⱌ⼳♠⨽⪢⸳⠹⩡Ⓨ⡪⭞⼰⡧ⓖ⤘⽶⵶ⴺ ⨨▅⏟⊕ⴡⴰ␌⚯⦀⫭⨔⬯⨢ⱽ⟓⥫⑤⊘⟧❐▜⵸℅⋣⚏⇭⽁⪂ⲡ⯊⦥⭳⠾⹫⠮℞⒡Ⰼ⦈⭅≉⋆☈▓⺑⡻▷Ⱑ⋖⬜┃ⵍ←⣢ↁ☚⟴⦡⨍⼡◝⯤❓◢⌡⏿⭲✏⎑⧊⼤⪠⋂⚜┯▤⑘⟾⬬Ⓜ⨸⥪ⱘ⳷⷟⒖⋐⡈⏌∠⏁⓳Ⲟ⦽⢯┏Ⲹ⍰ⅹ⚏⍐⟍⣩␖⛂∜❆⤗⒨⓽";