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Debug Info: move StripDebugInfo from StripSymbols.cpp to DebugInfo.cpp.

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We can share the implementation between StripSymbols and dropping debug info
for metadata versions that do not match.

Also update the comments to match the implementation. A follow-on patch will
drop the "Debug Info Version" module flag in StripDebugInfo.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195505 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Manman Ren
2013-11-22 22:06:31 +00:00
parent bec50063a5
commit e6c749a3ec
3 changed files with 58 additions and 51 deletions
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6
include/llvm/DebugInfo.h
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@@ -753,6 +753,12 @@ DIVariable cleanseInlinedVariable(MDNode *DV, LLVMContext &VMContext);
/// Construct DITypeIdentifierMap by going through retained types of each CU.
DITypeIdentifierMap generateDITypeIdentifierMap(const NamedMDNode *CU_Nodes);
/// Strip debug info in the module if it exists.
/// To do this, we remove all calls to the debugger intrinsics and any named
/// metadata for debugging. We also remove debug locations for instructions.
/// Return true if module is modified.
bool StripDebugInfo(Module &M);
/// DebugInfoFinder tries to list all debug info MDNodes used in a module. To
/// list debug info MDNodes used by an instruction, DebugInfoFinder uses
/// processDeclare, processValue and processLocation to handle DbgDeclareInst,