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Added some periods to some comments and added an overload for operator<< for type Sequence so I can print out Sequences in debug statements.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173831 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael Gottesman 2013-01-29 21:07:51 +00:00
parent 82b83011a1
commit a519c97b42
1 changed files with 28 additions and 6 deletions
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34
lib/Transforms/ObjCARC/ObjCARCOpts.cpp
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@ -312,13 +312,35 @@ namespace {
/// objc_retain and objc_release are actually needed. /// objc_retain and objc_release are actually needed.
enum Sequence { enum Sequence {
S_None, S_None,
S_Retain, ///< objc_retain(x) S_Retain, ///< objc_retain(x).
S_CanRelease, ///< foo(x) -- x could possibly see a ref count decrement S_CanRelease, ///< foo(x) -- x could possibly see a ref count decrement.
S_Use, ///< any use of x S_Use, ///< any use of x.
S_Stop, ///< like S_Release, but code motion is stopped S_Release, ///< objc_release(x).
S_Release, ///< objc_release(x) S_MovableRelease, ///< objc_release(x), !clang.imprecise_release.
S_MovableRelease ///< objc_release(x), !clang.imprecise_release S_Stop ///< like S_Release, but code motion is stopped.
}; };
raw_ostream &operator<<(raw_ostream &OS, const Sequence S)
LLVM_ATTRIBUTE_UNUSED;
raw_ostream &operator<<(raw_ostream &OS, const Sequence S) {
switch (S) {
case S_None:
return OS << "S_None";
case S_Retain:
return OS << "S_Retain";
case S_CanRelease:
return OS << "S_CanRelease";
case S_Use:
return OS << "S_Use";
case S_Release:
return OS << "S_Release";
case S_MovableRelease:
return OS << "S_MovableRelease";
case S_Stop:
return OS << "S_Stop";
}
llvm_unreachable("Unknown sequence type.");
}
} }
static Sequence MergeSeqs(Sequence A, Sequence B, bool TopDown) { static Sequence MergeSeqs(Sequence A, Sequence B, bool TopDown) {