[llvm-commits] CVS: llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp
Chris Lattner
lattner at cs.uiuc.edu
Wed Aug 24 17:45:55 PDT 2005
Changes in directory llvm/lib/Target/PowerPC:
PPC32ISelDAGToDAG.cpp updated: 1.26 -> 1.27
---
Log message:
Fully implement frame index, so that we can pass the address of alloca's
around to functions and stuff
---
Diffs of the changes: (+12 -4)
PPC32ISelDAGToDAG.cpp | 16 ++++++++++++----
1 files changed, 12 insertions(+), 4 deletions(-)
Index: llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp
diff -u llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp:1.26 llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp:1.27
--- llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp:1.26 Wed Aug 24 19:29:58 2005
+++ llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp Wed Aug 24 19:45:43 2005
@@ -369,9 +369,10 @@
if (Addr.getOpcode() == ISD::ADD) {
if (isIntImmediate(Addr.getOperand(1), imm) && isInt16(imm)) {
Op1 = getI32Imm(Lo16(imm));
- if (isa<FrameIndexSDNode>(Addr.getOperand(0))) {
+ if (FrameIndexSDNode *FI =
+ dyn_cast<FrameIndexSDNode>(Addr.getOperand(0))) {
++FrameOff;
- Op2 = Addr.getOperand(0);
+ Op2 = CurDAG->getTargetFrameIndex(FI->getIndex(), MVT::i32);
} else {
Op2 = Select(Addr.getOperand(0));
}
@@ -396,9 +397,9 @@
Op2 = CurDAG->getTargetNode(PPC::LIS, MVT::i32, Op1);
return false;
}
- } else if (isa<FrameIndexSDNode>(Addr)) {
+ } else if (FrameIndexSDNode *FI = dyn_cast<FrameIndexSDNode>(Addr)) {
Op1 = getI32Imm(0);
- Op2 = Addr;
+ Op2 = CurDAG->getTargetFrameIndex(FI->getIndex(), MVT::i32);
return false;
} else if (ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(Addr)) {
Op1 = Addr;
@@ -530,6 +531,13 @@
else
CurDAG->SelectNodeTo(N, N->getValueType(0), PPC::IMPLICIT_DEF_FP);
break;
+ case ISD::FrameIndex: {
+ int FI = cast<FrameIndexSDNode>(N)->getIndex();
+ CurDAG->SelectNodeTo(N, MVT::i32, PPC::ADDI,
+ CurDAG->getTargetFrameIndex(FI, MVT::i32),
+ getI32Imm(0));
+ break;
+ }
case ISD::GlobalAddress: {
GlobalValue *GV = cast<GlobalAddressSDNode>(N)->getGlobal();
SDOperand Tmp;
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