maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

Simplify. isIdenticalToWhenDefined() checks opcode. 

llvm-svn: 129041
This commit is contained in:
Devang Patel 2011-04-07 00:30:15 +00:00
parent 561f1755cc
commit e48ddf863b
1 changed files with 2 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
llvm/lib/Transforms/Utils/SimplifyCFG.cpp
View File

@ -811,8 +811,7 @@ static bool HoistThenElseCodeToIf(BranchInst *BI) {
I1 = BB1_Itr++;
while (isa<DbgInfoIntrinsic>(I2))
I2 = BB2_Itr++;
if (I1->getOpcode() != I2->getOpcode() || isa<PHINode>(I1) ||
!I1->isIdenticalToWhenDefined(I2) ||
if (isa<PHINode>(I1) || !I1->isIdenticalToWhenDefined(I2) ||
(isa<InvokeInst>(I1) && !isSafeToHoistInvoke(BB1, BB2, I1, I2)))
return false;
@ -840,8 +839,7 @@ static bool HoistThenElseCodeToIf(BranchInst *BI) {
I2 = BB2_Itr++;
while (isa<DbgInfoIntrinsic>(I2))
I2 = BB2_Itr++;
} while (I1->getOpcode() == I2->getOpcode() &&
I1->isIdenticalToWhenDefined(I2));
} while (I1->isIdenticalToWhenDefined(I2));
return true;