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authorDevang Patel <dpatel@apple.com>2009-06-26 22:53:22 +0000
committerDevang Patel <dpatel@apple.com>2009-06-26 22:53:22 +0000
commitf3fac8e958a35a4d51a96dcfb94fd33942d652c3 (patch)
tree6f2312e9d71b4e1aa80e0d7af19a444e02b251e6
parent8bf22bc4199148e82366a3369760880fdd12c122 (diff)
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Remove unused routines.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74351 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--include/llvm/Transforms/Utils/Local.h7
-rw-r--r--lib/Transforms/Utils/Local.cpp41
2 files changed, 0 insertions, 48 deletions
diff --git a/include/llvm/Transforms/Utils/Local.h b/include/llvm/Transforms/Utils/Local.h
index 7ab8721..98a68f6 100644
--- a/include/llvm/Transforms/Utils/Local.h
+++ b/include/llvm/Transforms/Utils/Local.h
@@ -114,13 +114,6 @@ AllocaInst *DemotePHIToStack(PHINode *P, Instruction *AllocaPoint = 0);
bool OnlyUsedByDbgInfoIntrinsics(Instruction *I,
SmallVectorImpl<DbgInfoIntrinsic *> *DbgInUses = 0);
-/// UserIsDebugInfo - Return true if U is a constant expr used by
-/// llvm.dbg.variable or llvm.dbg.global_variable
-bool UserIsDebugInfo(User *U);
-
-/// RemoveDbgInfoUser - Remove an User which is representing debug info.
-void RemoveDbgInfoUser(User *U);
-
} // End llvm namespace
#endif
diff --git a/lib/Transforms/Utils/Local.cpp b/lib/Transforms/Utils/Local.cpp
index c7fff54..8c08638 100644
--- a/lib/Transforms/Utils/Local.cpp
+++ b/lib/Transforms/Utils/Local.cpp
@@ -340,44 +340,3 @@ bool llvm::OnlyUsedByDbgInfoIntrinsics(Instruction *I,
return true;
}
-/// UserIsDebugInfo - Return true if U is a constant expr used by
-/// llvm.dbg.variable or llvm.dbg.global_variable
-bool llvm::UserIsDebugInfo(User *U) {
- ConstantExpr *CE = dyn_cast<ConstantExpr>(U);
-
- if (!CE || CE->getNumUses() != 1)
- return false;
-
- Constant *Init = dyn_cast<Constant>(CE->use_back());
- if (!Init || Init->getNumUses() != 1)
- return false;
-
- GlobalVariable *GV = dyn_cast<GlobalVariable>(Init->use_back());
- if (!GV || !GV->hasInitializer() || GV->getInitializer() != Init)
- return false;
-
- DIVariable DV(GV);
- if (!DV.isNull())
- return true; // User is llvm.dbg.variable
-
- DIGlobalVariable DGV(GV);
- if (!DGV.isNull())
- return true; // User is llvm.dbg.global_variable
-
- return false;
-}
-
-/// RemoveDbgInfoUser - Remove an User which is representing debug info.
-void llvm::RemoveDbgInfoUser(User *U) {
- assert (UserIsDebugInfo(U) && "Unexpected User!");
- ConstantExpr *CE = cast<ConstantExpr>(U);
- while (!CE->use_empty()) {
- Constant *C = cast<Constant>(CE->use_back());
- while (!C->use_empty()) {
- GlobalVariable *GV = cast<GlobalVariable>(C->use_back());
- GV->eraseFromParent();
- }
- C->destroyConstant();
- }
- CE->destroyConstant();
-}