diff options
| author | Chris Lattner <sabre@nondot.org> | 2006-01-16 01:40:00 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-01-16 01:40:00 +0000 |
| commit | 99cf50937d55381fbcdb506e61fb46ade774e7ee (patch) | |
| tree | b9480b32db67d28647ae3a2d87334deec9d07a00 | |
| parent | bf2d595dca1b7cd79143f59497b496033c27903e (diff) | |
Silly Sparc is big endian. If we have to load args out of incoming stack slots
that are smaller than an int, make sure to adjust the frame pointer to take
this into consideration.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25351 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/Sparc/SparcISelDAGToDAG.cpp | 4 | ||||
| -rw-r--r-- | lib/Target/SparcV8/SparcV8ISelDAGToDAG.cpp | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/lib/Target/Sparc/SparcISelDAGToDAG.cpp b/lib/Target/Sparc/SparcISelDAGToDAG.cpp index 08c6636714..e09b308e1f 100644 --- a/lib/Target/Sparc/SparcISelDAGToDAG.cpp +++ b/lib/Target/Sparc/SparcISelDAGToDAG.cpp @@ -241,6 +241,10 @@ SparcV8TargetLowering::LowerArguments(Function &F, SelectionDAG &DAG) { unsigned LoadOp = I->getType()->isSigned() ? ISD::SEXTLOAD : ISD::ZEXTLOAD; + // Sparc is big endian, so add an offset based on the ObjectVT. + unsigned Offset = 4-std::max(1U, MVT::getSizeInBits(ObjectVT)/8); + FIPtr = DAG.getNode(ISD::ADD, MVT::i32, FIPtr, + DAG.getConstant(Offset, MVT::i32)); Load = DAG.getExtLoad(LoadOp, MVT::i32, Root, FIPtr, DAG.getSrcValue(0), ObjectVT); Load = DAG.getNode(ISD::TRUNCATE, ObjectVT, Load); diff --git a/lib/Target/SparcV8/SparcV8ISelDAGToDAG.cpp b/lib/Target/SparcV8/SparcV8ISelDAGToDAG.cpp index 08c6636714..e09b308e1f 100644 --- a/lib/Target/SparcV8/SparcV8ISelDAGToDAG.cpp +++ b/lib/Target/SparcV8/SparcV8ISelDAGToDAG.cpp @@ -241,6 +241,10 @@ SparcV8TargetLowering::LowerArguments(Function &F, SelectionDAG &DAG) { unsigned LoadOp = I->getType()->isSigned() ? ISD::SEXTLOAD : ISD::ZEXTLOAD; + // Sparc is big endian, so add an offset based on the ObjectVT. + unsigned Offset = 4-std::max(1U, MVT::getSizeInBits(ObjectVT)/8); + FIPtr = DAG.getNode(ISD::ADD, MVT::i32, FIPtr, + DAG.getConstant(Offset, MVT::i32)); Load = DAG.getExtLoad(LoadOp, MVT::i32, Root, FIPtr, DAG.getSrcValue(0), ObjectVT); Load = DAG.getNode(ISD::TRUNCATE, ObjectVT, Load); |