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authorDevang Patel <dpatel@apple.com>2009-02-05 21:46:41 +0000
committerDevang Patel <dpatel@apple.com>2009-02-05 21:46:41 +0000
commit998cbb0444ecb597e4b46f1950561d92b5395769 (patch)
tree6d1cfe0ae87d29413c1dd33ad71d060fe4bdb4dd /lib/Transforms/Utils
parentd254a7fc0c354d165caee7e085ca0a95face4fa3 (diff)
Revert rev. 63876. It is causing llvm-gcc bootstrap failure.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63888 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Utils')
-rw-r--r--lib/Transforms/Utils/Local.cpp17
-rw-r--r--lib/Transforms/Utils/SimplifyCFG.cpp14
2 files changed, 14 insertions, 17 deletions
diff --git a/lib/Transforms/Utils/Local.cpp b/lib/Transforms/Utils/Local.cpp
index aa6efe80b3..c22485342e 100644
--- a/lib/Transforms/Utils/Local.cpp
+++ b/lib/Transforms/Utils/Local.cpp
@@ -148,23 +148,6 @@ bool llvm::ConstantFoldTerminator(BasicBlock *BB) {
return false;
}
-//===----------------------------------------------------------------------===//
-// CFG Simplification
-//
-
-/// isTerminatorFirstRelevantInsn - Return true if Term is very first
-/// instruction ignoring Phi nodes and dbg intrinsics.
-bool llvm::isTerminatorFirstRelevantInsn(BasicBlock *BB, Instruction *Term) {
- BasicBlock::iterator BBI = Term;
- while (BBI != BB->begin()) {
- --BBI;
- if (!isa<DbgInfoIntrinsic>(BBI))
- break;
- }
- if (isa<PHINode>(BBI) || &*BBI == Term)
- return true;
- return false;
-}
//===----------------------------------------------------------------------===//
// Local dead code elimination...
diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp
index 0248d3d0ca..d9c4b69e6d 100644
--- a/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -1330,6 +1330,20 @@ static bool FoldTwoEntryPHINode(PHINode *PN) {
return true;
}
+/// isTerminatorFirstRelevantInsn - Return true if Term is very first
+/// instruction ignoring Phi nodes and dbg intrinsics.
+static bool isTerminatorFirstRelevantInsn(BasicBlock *BB, Instruction *Term) {
+ BasicBlock::iterator BBI = Term;
+ while (BBI != BB->begin()) {
+ --BBI;
+ if (!isa<DbgInfoIntrinsic>(BBI))
+ break;
+ }
+ if (isa<PHINode>(BBI) || &*BBI == Term)
+ return true;
+ return false;
+}
+
/// SimplifyCondBranchToTwoReturns - If we found a conditional branch that goes
/// to two returning blocks, try to merge them together into one return,
/// introducing a select if the return values disagree.