mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-19 19:29:31 +00:00
Be more accurate
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12464 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
parent
8f71b63bea
commit
e911979650
@ -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...
|
||||
|
Loading…
Reference in New Issue
Block a user