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[benchmarks] Align buf to cache line for consistency

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This commit is contained in:
Jacob Sandlund
2025-09-08 17:59:17 -04:00
parent cd6820eb93
commit 77b4c52634
3 changed files with 7 additions and 7 deletions
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4
src/benchmark/IsSymbol.zig
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@@ -91,7 +91,7 @@ fn stepZiglyph(ptr: *anyopaque) Benchmark.Error!void {
const f = self.data_f orelse return;
var r = std.io.bufferedReader(f.reader());
var d: UTF8Decoder = .{};
var buf: [4096]u8 = undefined;
var buf: [4096]u8 align(std.atomic.cache_line) = undefined;
while (true) {
const n = r.read(&buf) catch |err| {
log.warn("error reading data file err={}", .{err});
@@ -115,7 +115,7 @@ fn stepTable(ptr: *anyopaque) Benchmark.Error!void {
const f = self.data_f orelse return;
var r = std.io.bufferedReader(f.reader());
var d: UTF8Decoder = .{};
var buf: [4096]u8 = undefined;
var buf: [4096]u8 align(std.atomic.cache_line) = undefined;
while (true) {
const n = r.read(&buf) catch |err| {
log.warn("error reading data file err={}", .{err});