// 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()
}
}
func getLineData(l []prof.ProfileData, start, end cpu.Word, line int) prof.Block {
var b prof.Block
for pc := start; pc < end; pc += l[pc].Size {
if l[pc].Line == line {
b.Data = append(b.Data, l[pc])
}
}
return b
}