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tools/fast.v: small fixes

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This commit is contained in:
Alexander Medvednikov 2019-11-07 21:47:31 +03:00
parent f9e79cd73c
commit c93e51e92d
1 changed files with 26 additions and 16 deletions
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42
tools/fast/fast.v
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@ -8,15 +8,18 @@ import time
fn main() { fn main() {
exe := os.executable() exe := os.executable()
dir := os.dir(exe) dir := os.dir(exe)
vdir := os.dir(dir) vdir := os.dir(os.dir(dir))
if !os.file_exists('$vdir/v') && !os.dir_exists('$vdir/vlib') { if !os.file_exists('$vdir/v') && !os.dir_exists('$vdir/vlib') {
println('fast.html generator needs to be located in `v/tools/`') println('fast.html generator needs to be located in `v/tools/fast/`')
} }
println('fast.html generator\n') println('fast.html generator\n')
// Fetch the last commit's hash // Fetch the last commit's hash
mut commit_hash := exec('git rev-parse HEAD') mut commit_hash := exec('git rev-parse HEAD')
commit_hash = commit_hash[..7] commit_hash = commit_hash[..7]
mut table := os.read_file('table.html') or { '' } if !os.file_exists('table.html') {
os.create('table.html') or { panic(err) }
}
mut table := os.read_file('table.html') or { panic(err) }
// Do nothing if it's already been processed. // Do nothing if it's already been processed.
if table.contains(commit_hash) { if table.contains(commit_hash) {
println('Commit $commit_hash has already been processed') println('Commit $commit_hash has already been processed')
@ -25,16 +28,11 @@ fn main() {
// Build an optimized V // Build an optimized V
println('Building vprod...') println('Building vprod...')
exec('v -o $vdir/vprod -prod $vdir/v.v') exec('v -o $vdir/vprod -prod $vdir/v.v')
cmd := '$vdir/vprod -o v.c $vdir/v.v' println('Measuring...')
println('Warming up...') diff1 := measure('$vdir/vprod -o v.c $vdir/v.v')
for i in 0..3 { diff2 := measure('$vdir/vprod -o v2 $vdir/v.v')
os.exec(cmd) or { panic(err) } diff3 := measure('$vdir/vprod -o v2 -fast $vdir/v.v')
} //println('Building V took ${diff}ms')
println('Building...')
ticks := time.ticks()
os.exec(cmd) or { panic(err) }
diff := time.ticks() - ticks
println('Building V took ${diff}ms')
commit_date := exec('git log -n1 --pretty="format:%at"') commit_date := exec('git log -n1 --pretty="format:%at"')
message := exec('git log -n1 --pretty="format:%s"') message := exec('git log -n1 --pretty="format:%s"')
date := time.unix(commit_date.int()) date := time.unix(commit_date.int())
@ -45,9 +43,9 @@ fn main() {
<td>${date.format()}</td> <td>${date.format()}</td>
<td><a target=_blank href="https://github.com/vlang/v/commit/$commit_hash">$commit_hash</a></td> <td><a target=_blank href="https://github.com/vlang/v/commit/$commit_hash">$commit_hash</a></td>
<td>$message</td> <td>$message</td>
<td>${diff}ms</td> <td>${diff1}ms</td>
<td>${diff}ms</td> <td>${diff2}ms</td>
<td>${diff}ms</td> <td>${diff3}ms</td>
</tr>\n' + </tr>\n' +
table.trim_space() table.trim_space()
out.writeln(table) out.writeln(table)
@ -64,5 +62,17 @@ fn exec(s string) string {
e := os.exec(s) or { panic(err) } e := os.exec(s) or { panic(err) }
return e.output return e.output
} }
// returns milliseconds
fn measure(cmd string) int {
println('Warming up...')
for i in 0..3 {
exec(cmd)
}
println('Building...')
ticks := time.ticks()
exec(cmd)
return int(time.ticks() - ticks)
}