diff options
| author | Dan Gohman <gohman@apple.com> | 2010-04-30 20:14:26 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-04-30 20:14:26 +0000 |
| commit | 3335a22a3799c691efe16f697031f405f89eaead (patch) | |
| tree | 311d91efd5531a38943d6f34f0b1a9d434ba6a11 | |
| parent | 24d9d974acac65a3ab02e234dd542e1bfeba8166 (diff) | |
Make this code less confusing. Instead of reassigning BB, just operate
on the original variables, so it's easier to see what is being done
to which blocks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102759 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 710c6d0909..0593f4ce88 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -8556,21 +8556,17 @@ X86TargetLowering::EmitLoweredSelect(MachineInstr *MI, // copy0MBB: // %FalseValue = ... // # fallthrough to sinkMBB - BB = copy0MBB; - - // Update machine-CFG edges - BB->addSuccessor(sinkMBB); + copy0MBB->addSuccessor(sinkMBB); // sinkMBB: // %Result = phi [ %FalseValue, copy0MBB ], [ %TrueValue, thisMBB ] // ... - BB = sinkMBB; - BuildMI(BB, DL, TII->get(X86::PHI), MI->getOperand(0).getReg()) + BuildMI(sinkMBB, DL, TII->get(X86::PHI), MI->getOperand(0).getReg()) .addReg(MI->getOperand(1).getReg()).addMBB(copy0MBB) .addReg(MI->getOperand(2).getReg()).addMBB(thisMBB); F->DeleteMachineInstr(MI); // The pseudo instruction is gone now. - return BB; + return sinkMBB; } MachineBasicBlock * |