Commit f05ca52eca588ffba16ca04f352e26933194b6dc | lib/zig/tracer

author	Meghan Denny <hello@nektro.net> 2023-11-21 10:37:30 -08:00
committer	Meghan Denny <hello@nektro.net> 2023-11-21 10:37:30 -08:00
log	f05ca52eca588ffba16ca04f352e26933194b6dc
tree	fe05cfc73a52be41b2500c97807f39791c511383
parent	406a484b904ba2e77e995544a2aa891c7aeae4a7

3 files changed, 9 insertions(+), 4 deletions(-)

build.zig+1

...	...	@@ -9,6 +9,7 @@ pub fn build(b: *std.Build) void {
9	9	addTest(b, target, mode, mod, 0);
10	10	addTest(b, target, mode, mod, 1);
11	11	addTest(b, target, mode, mod, 2);
	12	addTest(b, target, mode, mod, 3);
12	13	}
13	14
14	15	fn addTest(b: std.Build, target: std.zig.CrossTarget, mode: std.builtin.Mode, mod: std.build.Module, comptime backend: u8) void {

src/chrome.zig+7-4

...	...	@@ -22,7 +22,7 @@ pub fn deinit() void {
22	22	pub fn init_thread() !void {
23	23	tid = std.os.linux.gettid();
24	24
25		path = try std.fmt.allocPrint(alloc, "/data/trace.{d}.{d}.spall.json", .{ pid, tid });
	25	path = try std.fmt.allocPrint(alloc, "/data/trace.{d}.{d}.chrome.json", .{ pid, tid });
26	26	file = try std.fs.cwd().createFile(path, .{});
27	27	buffered_writer = std.io.bufferedWriter(file.writer());
28	28
...	...	@@ -38,16 +38,19 @@ pub fn deinit_thread() void {
38	38	log.debug("{s}", .{path});
39	39	}
40	40
41		pub inline fn trace_begin(ctx: tracer.Ctx) void {
	41	pub inline fn trace_begin(ctx: tracer.Ctx, comptime ifmt: []const u8, iargs: anytype) void {
42	42	buffered_writer.writer().print(
43		\\{{"cat":"function", "name":"{s}:{d}:{d} ({s})", "ph": "B", "pid": {d}, "tid": {d}, "ts": {d}}},
44		\\
	43	\\{{"cat":"function", "name":"{s}:{d}:{d} ({s})
	44	++ ifmt ++
	45	\\", "ph": "B", "pid": {d}, "tid": {d}, "ts": {d}}},
	46	\\
45	47	,
46	48	.{
47	49	if (ctx.src.file[0] == '/') ctx.src.file[trim_count..] else ctx.src.file,
48	50	ctx.src.line,
49	51	ctx.src.column,
50	52	ctx.src.fn_name,
	53	} ++ iargs ++ .{
51	54	pid,
52	55	tid,
53	56	std.time.microTimestamp(),

src/main.zig+1

...	...	@@ -6,6 +6,7 @@ pub const tracer_impl = switch (build_options.backend) {
6	6	0 => tracer.none,
7	7	1 => tracer.log,
8	8	2 => tracer.spall,
	9	3 => tracer.chrome,
9	10	else => unreachable,
10	11	};
11	12