Changes in directory llvm/lib/Target/PowerPC:
PPCInstrInfo.cpp updated: 1.25 -> 1.26
---
Log message:
implement support for inserting a cond branch
---
Diffs of the changes: (+8 -4)
PPCInstrInfo.cpp | 12 ++++++++----
1 files changed, 8 insertions(+), 4 deletions(-)
Index: llvm/lib/Target/PowerPC/PPCInstrInfo.cpp
diff -u llvm/lib/Target/PowerPC/PPCInstrInfo.cpp:1.25
llvm/lib/Target/PowerPC/PPCInstrInfo.cpp:1.26
--- llvm/lib/Target/PowerPC/PPCInstrInfo.cpp:1.25 Tue Oct 17 13:06:55 2006
+++ llvm/lib/Target/PowerPC/PPCInstrInfo.cpp Sat Oct 21 00:36:13 2006
@@ -240,15 +240,19 @@
const std::vector<MachineOperand> &Cond) const
{
// Shouldn't be a fall through.
assert(TBB && "InsertBranch must not be told to insert a fallthrough");
+ assert((Cond.size() == 2 || Cond.size() == 0) &&
+ "PPC branch conditions have two components!");
- // Unconditional branch?
+ // One-way branch.
if (FBB == 0) {
- BuildMI(&MBB, PPC::B, 1).addMBB(TBB);
+ if (Cond.empty()) // Unconditional branch
+ BuildMI(&MBB, PPC::B, 1).addMBB(TBB);
+ else // Conditional branch
+ BuildMI(&MBB, PPC::COND_BRANCH, 3)
+ .addReg(Cond[0].getReg()).addImm(Cond[1].getImm()).addMBB(TBB);
return;
}
- assert(Cond.size() == 2 && "PPC branch conditions have two components!");
-
// Conditional branch
BuildMI(&MBB, PPC::COND_BRANCH, 3)
.addReg(Cond[0].getReg()).addImm(Cond[1].getImm()).addMBB(TBB);
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