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Give NamedRegionTimer an Enabled flag, allowing all its clients to

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switch from this:

  if (TimePassesIsEnabled) {
    NamedRegionTimer T(Name, GroupName);
    do_something();
  } else {
    do_something(); // duplicate the code, this time without a timer!
  }

to this:

  {
    NamedRegionTimer T(Name, GroupName, TimePassesIsEnabled);
    do_something();
  }


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106285 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-06-18 15:56:31 +00:00
parent 27445f0375
commit 03c3dc7b68
5 changed files with 57 additions and 103 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+16 -44
View File
@@ -427,20 +427,12 @@ void AsmPrinter::EmitFunctionHeader() {
// Emit pre-function debug and/or EH information.
if (DE) {
if (TimePassesIsEnabled) {
NamedRegionTimer T(EHTimerName, DWARFGroupName);
DE->BeginFunction(MF);
} else {
DE->BeginFunction(MF);
}
NamedRegionTimer T(EHTimerName, DWARFGroupName, TimePassesIsEnabled);
DE->BeginFunction(MF);
}
if (DD) {
if (TimePassesIsEnabled) {
NamedRegionTimer T(DbgTimerName, DWARFGroupName);
DD->beginFunction(MF);
} else {
DD->beginFunction(MF);
}
NamedRegionTimer T(DbgTimerName, DWARFGroupName, TimePassesIsEnabled);
DD->beginFunction(MF);
}
}
@@ -610,12 +602,8 @@ void AsmPrinter::EmitFunctionBody() {
}
if (ShouldPrintDebugScopes) {
if (TimePassesIsEnabled) {
NamedRegionTimer T(DbgTimerName, DWARFGroupName);
DD->beginScope(II);
} else {
DD->beginScope(II);
}
NamedRegionTimer T(DbgTimerName, DWARFGroupName, TimePassesIsEnabled);
DD->beginScope(II);
}
if (isVerbose())
@@ -648,12 +636,8 @@ void AsmPrinter::EmitFunctionBody() {
}
if (ShouldPrintDebugScopes) {
if (TimePassesIsEnabled) {
NamedRegionTimer T(DbgTimerName, DWARFGroupName);
DD->endScope(II);
} else {
DD->endScope(II);
}
NamedRegionTimer T(DbgTimerName, DWARFGroupName, TimePassesIsEnabled);
DD->endScope(II);
}
}
}
@@ -691,20 +675,12 @@ void AsmPrinter::EmitFunctionBody() {
// Emit post-function debug information.
if (DD) {
if (TimePassesIsEnabled) {
NamedRegionTimer T(DbgTimerName, DWARFGroupName);
DD->endFunction(MF);
} else {
DD->endFunction(MF);
}
NamedRegionTimer T(DbgTimerName, DWARFGroupName, TimePassesIsEnabled);
DD->endFunction(MF);
}
if (DE) {
if (TimePassesIsEnabled) {
NamedRegionTimer T(EHTimerName, DWARFGroupName);
DE->EndFunction();
} else {
DE->EndFunction();
}
NamedRegionTimer T(EHTimerName, DWARFGroupName, TimePassesIsEnabled);
DE->EndFunction();
}
MMI->EndFunction();
@@ -729,19 +705,15 @@ bool AsmPrinter::doFinalization(Module &M) {
// Finalize debug and EH information.
if (DE) {
if (TimePassesIsEnabled) {
NamedRegionTimer T(EHTimerName, DWARFGroupName);
DE->EndModule();
} else {
{
NamedRegionTimer T(EHTimerName, DWARFGroupName, TimePassesIsEnabled);
DE->EndModule();
}
delete DE; DE = 0;
}
if (DD) {
if (TimePassesIsEnabled) {
NamedRegionTimer T(DbgTimerName, DWARFGroupName);
DD->endModule();
} else {
{
NamedRegionTimer T(DbgTimerName, DWARFGroupName, TimePassesIsEnabled);
DD->endModule();
}
delete DD; DD = 0;