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authorChris Lattner <sabre@nondot.org>2004-03-17 01:59:27 +0000
committerChris Lattner <sabre@nondot.org>2004-03-17 01:59:27 +0000
commite91197965086819410d51de46a556ff05cb9b625 (patch)
treef7ccea58a523f080521f0e1704a65202208731dd
parent8f71b63bead24de7acc6fe7f0487bf56da22d745 (diff)
Be more accurate
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12464 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/Transforms/Scalar/GCSE.cpp19
1 files changed, 15 insertions, 4 deletions
diff --git a/lib/Transforms/Scalar/GCSE.cpp b/lib/Transforms/Scalar/GCSE.cpp
index e949525d80..c5d5a684e4 100644
--- a/lib/Transforms/Scalar/GCSE.cpp
+++ b/lib/Transforms/Scalar/GCSE.cpp
@@ -223,6 +223,11 @@ Instruction *GCSE::EliminateCSE(Instruction *I, Instruction *Other) {
Instruction *Second = I != First ? I : Other; // Get iterator to second inst
BI = Second;
+ if (isa<LoadInst>(Second))
+ ++NumLoadRemoved; // Keep track of loads eliminated
+ if (isa<CallInst>(Second))
+ ++NumCallRemoved; // Keep track of calls eliminated
+
// Destroy Second, using First instead.
ReplaceInstWithInst(First, BI);
Ret = First;
@@ -231,9 +236,19 @@ Instruction *GCSE::EliminateCSE(Instruction *I, Instruction *Other) {
// dominates the other instruction, we can simply use it
//
} else if (DomSetInfo->dominates(BB1, BB2)) { // I dom Other?
+ if (isa<LoadInst>(Other))
+ ++NumLoadRemoved; // Keep track of loads eliminated
+ if (isa<CallInst>(Other))
+ ++NumCallRemoved; // Keep track of calls eliminated
+
ReplaceInstWithInst(I, Other);
Ret = I;
} else if (DomSetInfo->dominates(BB2, BB1)) { // Other dom I?
+ if (isa<LoadInst>(I))
+ ++NumLoadRemoved; // Keep track of loads eliminated
+ if (isa<CallInst>(I))
+ ++NumCallRemoved; // Keep track of calls eliminated
+
ReplaceInstWithInst(Other, I);
Ret = Other;
} else {
@@ -266,10 +281,6 @@ Instruction *GCSE::EliminateCSE(Instruction *I, Instruction *Other) {
return 0;
}
- if (isa<LoadInst>(Ret))
- ++NumLoadRemoved; // Keep track of loads eliminated
- if (isa<CallInst>(Ret))
- ++NumCallRemoved; // Keep track of calls eliminated
++NumInstRemoved; // Keep track of number of instructions eliminated
// Add all users of Ret to the worklist...