// Display detailed instruction view for the given filter.
func list(p *prof.Profile, filemode bool, filter *regexp.Regexp) {
var blocks prof.BlockList
var linedata prof.Block
var count, cost uint64
if filemode {
blocks = p.ListFiles()
} else {
blocks = p.ListFunctions()
}
if len(blocks) == 0 {
fmt.Println("[*] 0 samples.")
if !filemode {
fmt.Println("[*] This most likely means that there are no function")
fmt.Println(" definitions in the source code. Try using -file mode.")
}
return
}
for i := range blocks {
if !filter.MatchString(blocks[i].Label) {
continue
}
start, end := blocks[i].StartAddr, blocks[i].EndAddr
totalcount, totalcost := blocks[i].Cost()
file := p.Files[p.Data[start].File]
startline := blocks[i].StartLine
endline := blocks[i].EndLine
source := GetSourceLines(file.Name, startline, endline)
fmt.Printf("[*] ===> %s\n", blocks[i].Label)
fmt.Printf("[*] %d sample(s), %d cycle(s)\n\n", totalcount, totalcost)
if startline == 0 {
startline++
}
for j := range source {
linedata = getLineData(p.Data, start, end, startline+j)
count, cost = linedata.Cost()
if count == 0 {
fmt.Printf(" %03d: %s\n", startline+j, source[j])
} else {
fmt.Printf("%8d %8d %03d: %s\n", count, cost, startline+j, source[j])
}
}
fmt.Println()
}
}
// Display sorted list of profile data for every function call.
func top(p *prof.Profile, filemode bool, count uint, sort string) {
var counttotal, costtotal float64
var blocks prof.BlockList
if filemode {
blocks = p.ListFiles()
} else {
blocks = p.ListFunctions()
}
if len(blocks) == 0 {
fmt.Println("[*] 0 samples.")
if !filemode {
fmt.Println("[*] This most likely means that there are no function")
fmt.Println(" definitions in the source code. Try using -file mode.")
}
return
}
for i := range blocks {
a, b := blocks[i].Cost()
counttotal += float64(a)
costtotal += float64(b)
}
switch strings.ToLower(sort) {
case "count":
prof.BlockListByCount(blocks).Sort()
case "cost":
prof.BlockListByCost(blocks).Sort()
}
if uint(len(blocks)) > count {
blocks = blocks[:count]
}
fmt.Printf("[*] %.0f sample(s), %.0f cycle(s)\n", counttotal, costtotal)
for i := range blocks {
count, cost := blocks[i].Cost()
scount := fmt.Sprintf("%.2f%%", float64(count)/(counttotal*0.01))
scost := fmt.Sprintf("%.2f%%", float64(cost)/(costtotal*0.01))
fmt.Printf(" %8d %7s %8d %7s %s\n",
count, scount, cost, scost, blocks[i].Label)
}
fmt.Println()
}