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stringref'ize Timer apis

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99877 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-03-30 05:34:02 +00:00
parent 83fa78efb1
commit cebf5bc2ee
2 changed files with 24 additions and 25 deletions
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18
include/llvm/Support/Timer.h
View File

@ -16,6 +16,7 @@
#define LLVM_SUPPORT_TIMER_H
#include "llvm/System/DataTypes.h"
#include "llvm/ADT/StringRef.h"
#include <cassert>
#include <string>
#include <vector>
@ -88,8 +89,8 @@ class Timer {
Timer **Prev, *Next; // Doubly linked list of timers in the group.
public:
explicit Timer(const std::string &N) : TG(0) { init(N); }
Timer(const std::string &N, TimerGroup &tg) : TG(0) { init(N, tg); }
explicit Timer(StringRef N) : TG(0) { init(N); }
Timer(StringRef N, TimerGroup &tg) : TG(0) { init(N, tg); }
Timer(const Timer &RHS) : TG(0) {
assert(RHS.TG == 0 && "Can only copy uninitialized timers");
}
@ -101,8 +102,8 @@ public:
// Create an uninitialized timer, client must use 'init'.
explicit Timer() : TG(0) {}
void init(const std::string &N);
void init(const std::string &N, TimerGroup &tg);
void init(StringRef N);
void init(StringRef N, TimerGroup &tg);
const std::string &getName() const { return Name; }
bool isInitialized() const { return TG != 0; }
@ -149,9 +150,8 @@ public:
/// is primarily used for debugging and for hunting performance problems.
///
struct NamedRegionTimer : public TimeRegion {
explicit NamedRegionTimer(const std::string &Name);
explicit NamedRegionTimer(const std::string &Name,
const std::string &GroupName);
explicit NamedRegionTimer(StringRef Name);
explicit NamedRegionTimer(StringRef Name, StringRef GroupName);
};
@ -169,10 +169,10 @@ class TimerGroup {
TimerGroup(const TimerGroup &TG); // DO NOT IMPLEMENT
void operator=(const TimerGroup &TG); // DO NOT IMPLEMENT
public:
explicit TimerGroup(const std::string &name);
explicit TimerGroup(StringRef name);
~TimerGroup();
void setName(const std::string &name) { Name = name; }
void setName(StringRef name) { Name.assign(name.begin(), name.end()); }
/// print - Print any started timers in this group and zero them.
void print(raw_ostream &OS);

31
lib/Support/Timer.cpp
View File

@ -55,20 +55,20 @@ namespace {
// CreateInfoOutputFile - Return a file stream to print our output on.
raw_ostream *llvm::CreateInfoOutputFile() {
std::string &LibSupportInfoOutputFilename = getLibSupportInfoOutputFilename();
if (LibSupportInfoOutputFilename.empty())
const std::string &OutputFilename = getLibSupportInfoOutputFilename();
if (OutputFilename.empty())
return new raw_fd_ostream(2, false); // stderr.
if (LibSupportInfoOutputFilename == "-")
if (OutputFilename == "-")
return new raw_fd_ostream(1, false); // stdout.
std::string Error;
raw_ostream *Result = new raw_fd_ostream(LibSupportInfoOutputFilename.c_str(),
raw_ostream *Result = new raw_fd_ostream(OutputFilename.c_str(),
Error, raw_fd_ostream::F_Append);
if (Error.empty())
return Result;
errs() << "Error opening info-output-file '"
<< LibSupportInfoOutputFilename << " for appending!\n";
<< OutputFilename << " for appending!\n";
delete Result;
return new raw_fd_ostream(2, false); // stderr.
}
@ -96,17 +96,17 @@ static TimerGroup *getDefaultTimerGroup() {
// Timer Implementation
//===----------------------------------------------------------------------===//
void Timer::init(const std::string &N) {
void Timer::init(StringRef N) {
assert(TG == 0 && "Timer already initialized");
Name = N;
Name.assign(N.begin(), N.end());
Started = false;
TG = getDefaultTimerGroup();
TG->addTimer(*this);
}
void Timer::init(const std::string &N, TimerGroup &tg) {
void Timer::init(StringRef N, TimerGroup &tg) {
assert(TG == 0 && "Timer already initialized");
Name = N;
Name.assign(N.begin(), N.end());
Started = false;
TG = &tg;
TG->addTimer(*this);
@ -201,7 +201,7 @@ public:
delete I->second.first;
}
Timer &get(const std::string &Name, const std::string &GroupName) {
Timer &get(StringRef Name, StringRef GroupName) {
sys::SmartScopedLock<true> L(*TimerLock);
std::pair<TimerGroup*, Name2TimerMap> &GroupEntry = Map[GroupName];
@ -219,7 +219,7 @@ public:
static ManagedStatic<Name2TimerMap> NamedTimers;
static ManagedStatic<Name2PairMap> NamedGroupedTimers;
static Timer &getNamedRegionTimer(const std::string &Name) {
static Timer &getNamedRegionTimer(StringRef Name) {
sys::SmartScopedLock<true> L(*TimerLock);
Timer &T = (*NamedTimers)[Name];
@ -228,11 +228,10 @@ static Timer &getNamedRegionTimer(const std::string &Name) {
return T;
}
NamedRegionTimer::NamedRegionTimer(const std::string &Name)
NamedRegionTimer::NamedRegionTimer(StringRef Name)
: TimeRegion(getNamedRegionTimer(Name)) {}
NamedRegionTimer::NamedRegionTimer(const std::string &Name,
const std::string &GroupName)
NamedRegionTimer::NamedRegionTimer(StringRef Name, StringRef GroupName)
: TimeRegion(NamedGroupedTimers->get(Name, GroupName)) {}
//===----------------------------------------------------------------------===//
@ -243,8 +242,8 @@ NamedRegionTimer::NamedRegionTimer(const std::string &Name,
/// TimerGroup ctor/dtor and is protected by the TimerLock lock.
static TimerGroup *TimerGroupList = 0;
TimerGroup::TimerGroup(const std::string &name)
: Name(name), FirstTimer(0) {
TimerGroup::TimerGroup(StringRef name)
: Name(name.begin(), name.end()), FirstTimer(0) {
// Add the group to TimerGroupList.
sys::SmartScopedLock<true> L(*TimerLock);