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Clean up arc annotations by moving the top/bottom BB annotations into conditional macros that no-op in Release mode instead of #ifdef sections of the code.

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This is to follow the example of the DEBUG macro.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178705 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael Gottesman 2013-04-03 22:41:59 +00:00
parent 6b6050b229
commit 7a424bd5de
1 changed files with 46 additions and 58 deletions
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104
lib/Transforms/ObjCARC/ObjCARCOpts.cpp
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@ -907,10 +907,39 @@ static void GenerateARCAnnotation(unsigned InstMDId,
ARCAnnotationProvenanceSourceMDKind, (inst), \
const_cast<Value*>(ptr), (old), (new))
#define ANNOTATE_BB(_states, _bb, _name, _type, _direction) \
do { \
if (EnableARCAnnotations) { \
for(BBState::ptr_const_iterator I = (_states)._direction##_ptr_begin(), \
E = (_states)._direction##_ptr_end(); I != E; ++I) { \
Value *Ptr = const_cast<Value*>(I->first); \
Sequence Seq = I->second.GetSeq(); \
GenerateARCBB ## _type ## Annotation(_name, (_bb), Ptr, Seq); \
} \
} \
} while (0)
#define ANNOTATE_BOTTOMUP_BBSTART(_states, _basicblock) \
ANNOTATE_BB(_states, _basicblock, "llvm.arc.annotation.bottomup.bbstart", \
Entrance, bottom_up)
#define ANNOTATE_BOTTOMUP_BBEND(_states, _basicblock) \
ANNOTATE_BB(_states, _basicblock, "llvm.arc.annotation.bottomup.bbend", \
Terminator, bottom_up)
#define ANNOTATE_TOPDOWN_BBSTART(_states, _basicblock) \
ANNOTATE_BB(_states, _basicblock, "llvm.arc.annotation.topdown.bbstart", \
Entrance, top_down)
#define ANNOTATE_TOPDOWN_BBEND(_states, _basicblock) \
ANNOTATE_BB(_states, _basicblock, "llvm.arc.annotation.topdown.bbend", \
Terminator, top_down)
#else // !ARC_ANNOTATION
// If annotations are off, noop.
#define ANNOTATE_BOTTOMUP(inst, ptr, old, new)
#define ANNOTATE_TOPDOWN(inst, ptr, old, new)
#define ANNOTATE_BOTTOMUP_BBSTART(states, basicblock)
#define ANNOTATE_BOTTOMUP_BBEND(states, basicblock)
#define ANNOTATE_TOPDOWN_BBSTART(states, basicblock)
#define ANNOTATE_TOPDOWN_BBEND(states, basicblock)
#endif // !ARC_ANNOTATION
namespace {
@ -1919,21 +1948,10 @@ ObjCARCOpt::VisitBottomUp(BasicBlock *BB,
}
}
#ifdef ARC_ANNOTATIONS
if (EnableARCAnnotations) {
// If ARC Annotations are enabled, output the current state of pointers at the
// bottom of the basic block.
for(BBState::ptr_const_iterator I = MyStates.bottom_up_ptr_begin(),
E = MyStates.bottom_up_ptr_end(); I != E; ++I) {
Value *Ptr = const_cast<Value*>(I->first);
Sequence Seq = I->second.GetSeq();
GenerateARCBBTerminatorAnnotation("llvm.arc.annotation.bottomup.bbend",
BB, Ptr, Seq);
}
}
#endif
// If ARC Annotations are enabled, output the current state of pointers at the
// bottom of the basic block.
ANNOTATE_BOTTOMUP_BBEND(MyStates, BB);
// Visit all the instructions, bottom-up.
for (BasicBlock::iterator I = BB->end(), E = BB->begin(); I != E; --I) {
Instruction *Inst = llvm::prior(I);
@ -1957,20 +1975,10 @@ ObjCARCOpt::VisitBottomUp(BasicBlock *BB,
NestingDetected |= VisitInstructionBottomUp(II, BB, Retains, MyStates);
}
#ifdef ARC_ANNOTATIONS
if (EnableARCAnnotations) {
// If ARC Annotations are enabled, output the current state of pointers at the
// top of the basic block.
for(BBState::ptr_const_iterator I = MyStates.bottom_up_ptr_begin(),
E = MyStates.bottom_up_ptr_end(); I != E; ++I) {
Value *Ptr = const_cast<Value*>(I->first);
Sequence Seq = I->second.GetSeq();
GenerateARCBBEntranceAnnotation("llvm.arc.annotation.bottomup.bbstart",
BB, Ptr, Seq);
}
}
#endif
// If ARC Annotations are enabled, output the current state of pointers at the
// top of the basic block.
ANNOTATE_BOTTOMUP_BBSTART(MyStates, BB);
return NestingDetected;
}
@ -2140,20 +2148,10 @@ ObjCARCOpt::VisitTopDown(BasicBlock *BB,
}
}
#ifdef ARC_ANNOTATIONS
if (EnableARCAnnotations) {
// If ARC Annotations are enabled, output the current state of pointers at the
// top of the basic block.
for(BBState::ptr_const_iterator I = MyStates.top_down_ptr_begin(),
E = MyStates.top_down_ptr_end(); I != E; ++I) {
Value *Ptr = const_cast<Value*>(I->first);
Sequence Seq = I->second.GetSeq();
GenerateARCBBEntranceAnnotation("llvm.arc.annotation.topdown.bbstart",
BB, Ptr, Seq);
}
}
#endif
// If ARC Annotations are enabled, output the current state of pointers at the
// top of the basic block.
ANNOTATE_TOPDOWN_BBSTART(MyStates, BB);
// Visit all the instructions, top-down.
for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I) {
Instruction *Inst = I;
@ -2162,21 +2160,11 @@ ObjCARCOpt::VisitTopDown(BasicBlock *BB,
NestingDetected |= VisitInstructionTopDown(Inst, Releases, MyStates);
}
#ifdef ARC_ANNOTATIONS
if (EnableARCAnnotations) {
// If ARC Annotations are enabled, output the current state of pointers at the
// bottom of the basic block.
for(BBState::ptr_const_iterator I = MyStates.top_down_ptr_begin(),
E = MyStates.top_down_ptr_end(); I != E; ++I) {
Value *Ptr = const_cast<Value*>(I->first);
Sequence Seq = I->second.GetSeq();
GenerateARCBBTerminatorAnnotation("llvm.arc.annotation.topdown.bbend",
BB, Ptr, Seq);
}
}
#endif
// If ARC Annotations are enabled, output the current state of pointers at the
// bottom of the basic block.
ANNOTATE_TOPDOWN_BBEND(MyStates, BB);
CheckForCFGHazards(BB, BBStates, MyStates);
return NestingDetected;
}