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Update zig.parser benchmark program

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This commit is contained in:
Marc Tiehuis 2018-07-09 17:14:04 +12:00
parent 410b4d9bdf
commit 82e9190d09
1 changed files with 6 additions and 8 deletions
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14
std/zig/bench.zig
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@ -19,20 +19,18 @@ pub fn main() !void {
}
const end = timer.read();
memory_used /= iterations;
const elapsed_s = f64(end - start) / std.os.time.ns_per_s;
const bytes_per_sec = f64(source.len * iterations) / elapsed_s;
const elapsed_s = @intToFloat(f64, end - start) / std.os.time.ns_per_s;
const bytes_per_sec = @intToFloat(f64, source.len * iterations) / elapsed_s;
const mb_per_sec = bytes_per_sec / (1024 * 1024);
var stdout_file = try std.io.getStdOut();
const stdout = *std.io.FileOutStream.init(*stdout_file).stream;
try stdout.print("{.3} MB/s, {} KB used \n", mb_per_sec, memory_used / 1024);
const stdout = &std.io.FileOutStream.init(&stdout_file).stream;
try stdout.print("{.3} MiB/s, {} KiB used \n", mb_per_sec, memory_used / 1024);
}
fn testOnce() usize {
var fixed_buf_alloc = std.heap.FixedBufferAllocator.init(fixed_buffer_mem[0..]);
var allocator = *fixed_buf_alloc.allocator;
var tokenizer = Tokenizer.init(source);
var parser = Parser.init(*tokenizer, allocator, "(memory buffer)");
_ = parser.parse() catch @panic("parse failure");
var allocator = &fixed_buf_alloc.allocator;
_ = std.zig.parse(allocator, source) catch @panic("parse failure");
return fixed_buf_alloc.end_index;
}