Fold the adjust_trampoline intrinsic into
init_trampoline. There is now only one
trampoline intrinsic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41841 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 2c5b9da..31e2947 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -3384,21 +3384,6 @@
}
break;
}
- case ISD::ADJUST_TRAMP: {
- Tmp1 = LegalizeOp(Node->getOperand(0));
- switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))) {
- default: assert(0 && "This action is not supported yet!");
- case TargetLowering::Custom:
- Result = DAG.UpdateNodeOperands(Result, Tmp1);
- Result = TLI.LowerOperation(Result, DAG);
- if (Result.Val) break;
- // FALL THROUGH
- case TargetLowering::Expand:
- Result = Tmp1;
- break;
- }
- break;
- }
case ISD::TRAMPOLINE: {
SDOperand Ops[6];
for (unsigned i = 0; i != 6; ++i)
@@ -3407,7 +3392,14 @@
// The only option for this node is to custom lower it.
Result = TLI.LowerOperation(Result, DAG);
assert(Result.Val && "Should always custom lower!");
- break;
+
+ // Since trampoline produces two values, make sure to remember that we
+ // legalized both of them.
+ Tmp1 = LegalizeOp(Result.getValue(1));
+ Result = LegalizeOp(Result);
+ AddLegalizedOperand(SDOperand(Node, 0), Result);
+ AddLegalizedOperand(SDOperand(Node, 1), Tmp1);
+ return Op.ResNo ? Tmp1 : Result;
}
}
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 05d5ec0..01ec5c9 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -3643,8 +3643,7 @@
case ISD::DEBUG_LOC: return "debug_loc";
// Trampolines
- case ISD::ADJUST_TRAMP: return "adjust_tramp";
- case ISD::TRAMPOLINE: return "trampoline";
+ case ISD::TRAMPOLINE: return "trampoline";
case ISD::CONDCODE:
switch (cast<CondCodeSDNode>(this)->get()) {
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index 60b5290..561b303 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -2881,12 +2881,6 @@
// Discard annotate attributes
return 0;
- case Intrinsic::adjust_trampoline: {
- SDOperand Arg = getValue(I.getOperand(1));
- setValue(&I, DAG.getNode(ISD::ADJUST_TRAMP, TLI.getPointerTy(), Arg));
- return 0;
- }
-
case Intrinsic::init_trampoline: {
const Function *F =
cast<Function>(IntrinsicInst::StripPointerCasts(I.getOperand(2)));
@@ -2899,7 +2893,13 @@
Ops[4] = DAG.getSrcValue(I.getOperand(1));
Ops[5] = DAG.getSrcValue(F);
- DAG.setRoot(DAG.getNode(ISD::TRAMPOLINE, MVT::Other, Ops, 6));
+ SDOperand Tmp = DAG.getNode(ISD::TRAMPOLINE,
+ DAG.getNodeValueTypes(TLI.getPointerTy(),
+ MVT::Other), 2,
+ Ops, 6);
+
+ setValue(&I, Tmp);
+ DAG.setRoot(Tmp.getValue(1));
return 0;
}
}
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index d6ca1481..c41bb2e 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -191,11 +191,6 @@
setOperationAction(ISD::MEMCPY , MVT::Other, Custom);
setOperationAction(ISD::MEMMOVE , MVT::Other, Expand);
- if (Subtarget->isThumb())
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i32, Custom);
- else
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i32, Expand);
-
// Use the default implementation.
setOperationAction(ISD::VASTART , MVT::Other, Expand);
setOperationAction(ISD::VAARG , MVT::Other, Expand);
@@ -1418,14 +1413,6 @@
return Chain;
}
-SDOperand ARMTargetLowering::LowerADJUST_TRAMP(SDOperand Op,
- SelectionDAG &DAG) {
- // Thumb trampolines should be entered in thumb mode, so set the bottom bit
- // of the address.
- return DAG.getNode(ISD::OR, MVT::i32, Op.getOperand(0),
- DAG.getConstant(1, MVT::i32));
-}
-
SDOperand ARMTargetLowering::LowerOperation(SDOperand Op, SelectionDAG &DAG) {
switch (Op.getOpcode()) {
default: assert(0 && "Don't know how to custom lower this!"); abort();
@@ -1457,7 +1444,6 @@
case ISD::FRAMEADDR: break;
case ISD::GLOBAL_OFFSET_TABLE: return LowerGLOBAL_OFFSET_TABLE(Op, DAG);
case ISD::MEMCPY: return LowerMEMCPY(Op, DAG);
- case ISD::ADJUST_TRAMP: return LowerADJUST_TRAMP(Op, DAG);
}
return SDOperand();
}
diff --git a/lib/Target/ARM/ARMISelLowering.h b/lib/Target/ARM/ARMISelLowering.h
index aba6ab3..ea2ab74 100644
--- a/lib/Target/ARM/ARMISelLowering.h
+++ b/lib/Target/ARM/ARMISelLowering.h
@@ -138,7 +138,6 @@
SDOperand LowerFORMAL_ARGUMENTS(SDOperand Op, SelectionDAG &DAG);
SDOperand LowerBR_JT(SDOperand Op, SelectionDAG &DAG);
SDOperand LowerMEMCPY(SDOperand Op, SelectionDAG &DAG);
- SDOperand LowerADJUST_TRAMP(SDOperand Op, SelectionDAG &DAG);
};
}
diff --git a/lib/Target/Alpha/AlphaISelLowering.cpp b/lib/Target/Alpha/AlphaISelLowering.cpp
index faeb791..a3654af 100644
--- a/lib/Target/Alpha/AlphaISelLowering.cpp
+++ b/lib/Target/Alpha/AlphaISelLowering.cpp
@@ -124,9 +124,6 @@
setOperationAction(ISD::ExternalSymbol, MVT::i64, Custom);
setOperationAction(ISD::GlobalTLSAddress, MVT::i64, Custom);
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i32, Expand);
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i64, Expand);
-
setOperationAction(ISD::VASTART, MVT::Other, Custom);
setOperationAction(ISD::VAEND, MVT::Other, Expand);
setOperationAction(ISD::VACOPY, MVT::Other, Custom);
diff --git a/lib/Target/IA64/IA64ISelLowering.cpp b/lib/Target/IA64/IA64ISelLowering.cpp
index 8f62c1f..f1bd5ba 100644
--- a/lib/Target/IA64/IA64ISelLowering.cpp
+++ b/lib/Target/IA64/IA64ISelLowering.cpp
@@ -97,8 +97,6 @@
setOperationAction(ISD::ROTR , MVT::i64 , Expand);
setOperationAction(ISD::BSWAP, MVT::i64 , Expand); // mux @rev
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i64, Expand);
-
// VASTART needs to be custom lowered to use the VarArgsFrameIndex
setOperationAction(ISD::VAARG , MVT::Other, Custom);
setOperationAction(ISD::VASTART , MVT::Other, Custom);
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index 9f5f7f9..a63da4c 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -105,8 +105,6 @@
setOperationAction(ISD::STACKSAVE, MVT::Other, Expand);
setOperationAction(ISD::STACKRESTORE, MVT::Other, Expand);
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i32, Expand);
-
setStackPointerRegisterToSaveRestore(Mips::SP);
computeRegisterProperties();
}
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index 8c76776..cfebef1 100644
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -171,9 +171,6 @@
// RET must be custom lowered, to meet ABI requirements
setOperationAction(ISD::RET , MVT::Other, Custom);
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i32, Expand);
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i64, Expand);
-
// VASTART needs to be custom lowered to use the VarArgsFrameIndex
setOperationAction(ISD::VASTART , MVT::Other, Custom);
diff --git a/lib/Target/Sparc/SparcISelDAGToDAG.cpp b/lib/Target/Sparc/SparcISelDAGToDAG.cpp
index 536abc1..e1628b9 100644
--- a/lib/Target/Sparc/SparcISelDAGToDAG.cpp
+++ b/lib/Target/Sparc/SparcISelDAGToDAG.cpp
@@ -216,8 +216,6 @@
// RET must be custom lowered, to meet ABI requirements
setOperationAction(ISD::RET , MVT::Other, Custom);
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i32, Expand);
-
// VASTART needs to be custom lowered to use the VarArgsFrameIndex.
setOperationAction(ISD::VASTART , MVT::Other, Custom);
// VAARG needs to be lowered to not do unaligned accesses for doubles.
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 22b282b..6d3bcf7 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -246,9 +246,7 @@
}
setOperationAction(ISD::FRAME_TO_ARGS_OFFSET, MVT::i32, Custom);
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i32, Expand);
- setOperationAction(ISD::ADJUST_TRAMP, MVT::i64, Expand);
- setOperationAction(ISD::TRAMPOLINE, MVT::Other, Custom);
+ setOperationAction(ISD::TRAMPOLINE, MVT::Other, Custom);
// VASTART needs to be custom lowered to use the VarArgsFrameIndex
setOperationAction(ISD::VASTART , MVT::Other, Custom);
@@ -4406,7 +4404,9 @@
OutChains[3] = DAG.getStore(Root, Disp, Addr, TrmpSV->getValue(),
TrmpSV->getOffset() + 6, false, 1);
- return DAG.getNode(ISD::TokenFactor, MVT::Other, OutChains, 4);
+ SDOperand Ops[] =
+ { Trmp, DAG.getNode(ISD::TokenFactor, MVT::Other, OutChains, 4) };
+ return DAG.getNode(ISD::MERGE_VALUES, Op.Val->getVTList(), Ops, 2);
}
}