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DebugInfo: Implement MDLocation::getInlinedAtScope()

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Write `MDLocation::getInlinedAtScope()` and use it to re-implement
`DebugLoc::getScopeNode()` (and simplify `DISubprogram::Verify()`).
This follows the inlined-at linked list and returns the scope of the
deepest/last location.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233568 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan P. N. Exon Smith
2015-03-30 17:41:24 +00:00
parent 7380257f0e
commit 3584797a17
3 changed files with 12 additions and 6 deletions
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10
include/llvm/IR/DebugInfoMetadata.h
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@@ -949,6 +949,16 @@ public:
return cast_or_null<MDLocation>(getRawInlinedAt());
}
/// \brief Get the scope where this is inlined.
///
/// Walk through \a getInlinedAt() and return \a getScope() from the deepest
/// location.
MDLocalScope *getInlinedAtScope() const {
if (auto *IA = getInlinedAt())
return IA->getInlinedAtScope();
return getScope();
}
Metadata *getRawScope() const { return getOperand(0); }
Metadata *getRawInlinedAt() const {
if (getNumOperands() == 2)