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use timer instead of CLOCK in zig platforms

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Folkert 2022-10-30 13:41:45 +01:00
parent 7e1b2b8141
commit 9620140079
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5 changed files with 22 additions and 44 deletions
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15
crates/cli_testing_examples/algorithms/fibonacci-platform/host.zig
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@ -83,23 +83,18 @@ export fn roc_memset(dst: [*]u8, value: i32, size: usize) callconv(.C) void {
pub export fn main() u8 {
const stdout = std.io.getStdOut().writer();
const stderr = std.io.getStdErr().writer();
// start time
var ts1: std.os.timespec = undefined;
std.os.clock_gettime(std.os.CLOCK.REALTIME, &ts1) catch unreachable;
var timer = std.time.Timer.start() catch unreachable;
const result = roc__mainForHost_1_exposed(10);
// end time
var ts2: std.os.timespec = undefined;
std.os.clock_gettime(std.os.CLOCK.REALTIME, &ts2) catch unreachable;
const nanos = timer.read();
const seconds = (@intToFloat(f64, nanos) / 1_000_000_000.0);
stdout.print("{d}\n", .{result}) catch unreachable;
const delta = to_seconds(ts2) - to_seconds(ts1);
stderr.print("runtime: {d:.3}ms\n", .{delta * 1000}) catch unreachable;
const stderr = std.io.getStdErr().writer();
stderr.print("runtime: {d:.3}ms\n", .{seconds * 1000}) catch unreachable;
return 0;
}

14
crates/cli_testing_examples/algorithms/quicksort-platform/host.zig
View file

@ -103,9 +103,7 @@ pub export fn main() u8 {
var roc_list = RocList{ .elements = numbers, .length = NUM_NUMS, .capacity = NUM_NUMS };
// start time
var ts1: std.os.timespec = undefined;
std.os.clock_gettime(std.os.CLOCK.REALTIME, &ts1) catch unreachable;
var timer = std.time.Timer.start() catch unreachable;
// actually call roc to populate the callresult
const callresult: RocList = roc__mainForHost_1_exposed(roc_list);
@ -114,9 +112,8 @@ pub export fn main() u8 {
const length = std.math.min(20, callresult.length);
var result = callresult.elements[0..length];
// end time
var ts2: std.os.timespec = undefined;
std.os.clock_gettime(std.os.CLOCK.REALTIME, &ts2) catch unreachable;
const nanos = timer.read();
const seconds = (@intToFloat(f64, nanos) / 1_000_000_000.0);
for (result) |x, i| {
if (i == 0) {
@ -128,9 +125,8 @@ pub export fn main() u8 {
}
}
// TODO apparently the typestamps are still (partially) undefined?
// const delta = to_seconds(ts2) - to_seconds(ts1);
// stderr.print("runtime: {d:.3}ms\n", .{delta * 1000}) catch unreachable;
const stderr = std.io.getStdErr().writer();
stderr.print("runtime: {d:.3}ms\n", .{seconds * 1000}) catch unreachable;
return 0;
}