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raw | patch | inline | side by side (parent: e13eba2)
author | Eli Friedman <eli.friedman@gmail.com> | |
Mon, 7 Nov 2011 23:53:20 +0000 (23:53 +0000) | ||
committer | Eli Friedman <eli.friedman@gmail.com> | |
Mon, 7 Nov 2011 23:53:20 +0000 (23:53 +0000) |
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144044 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | patch | blob | history | |
test/CodeGen/X86/2011-11-07-LegalizeBuildVector.ll | [deleted file] | patch | blob | history |
index 9cce6fe67b8afa3adc8981dbed8de5e2eeff0a08..742566919227e2f2206b4400c0dfe317cb0be976 100644 (file)
Result = DAG.getStore(Chain, dl, Result, Ptr, ST->getPointerInfo(),
ST->isVolatile(), ST->isNonTemporal(), Alignment);
DAG.ReplaceAllUsesWith(SDValue(ST, 0), Result, DUL);
- DAG.RemoveDeadNode(ST, DUL);
return;
}
// Do a (aligned) store to a stack slot, then copy from the stack slot
DAG.getNode(ISD::TokenFactor, dl, MVT::Other, &Stores[0],
Stores.size());
DAG.ReplaceAllUsesWith(SDValue(ST, 0), Result, DUL);
- DAG.RemoveDeadNode(ST, DUL);
return;
}
assert(ST->getMemoryVT().isInteger() &&
SDValue Result =
DAG.getNode(ISD::TokenFactor, dl, MVT::Other, Store1, Store2);
DAG.ReplaceAllUsesWith(SDValue(ST, 0), Result, DUL);
- DAG.RemoveDeadNode(ST, DUL);
}
/// ExpandUnalignedLoad - Expands an unaligned load to 2 half-size loads.
if (!ST->isTruncatingStore()) {
if (SDNode *OptStore = OptimizeFloatStore(ST).getNode()) {
DAG.ReplaceAllUsesWith(ST, OptStore, this);
- DAG.RemoveDeadNode(ST, this);
break;
}
break;
case TargetLowering::Custom:
Tmp1 = TLI.LowerOperation(SDValue(Node, 0), DAG);
- if (Tmp1.getNode()) {
+ if (Tmp1.getNode())
DAG.ReplaceAllUsesWith(SDValue(Node, 0), Tmp1, this);
- DAG.RemoveDeadNode(Node, this);
- }
break;
case TargetLowering::Promote: {
assert(VT.isVector() && "Unknown legal promote case!");
ST->getPointerInfo(), isVolatile,
isNonTemporal, Alignment);
DAG.ReplaceAllUsesWith(SDValue(Node, 0), Result, this);
- DAG.RemoveDeadNode(Node, this);
break;
}
}
DAG.getTruncStore(Tmp1, dl, Tmp3, Tmp2, ST->getPointerInfo(),
NVT, isVolatile, isNonTemporal, Alignment);
DAG.ReplaceAllUsesWith(SDValue(Node, 0), Result, this);
- DAG.RemoveDeadNode(Node, this);
} else if (StWidth & (StWidth - 1)) {
// If not storing a power-of-2 number of bits, expand as two stores.
assert(!StVT.isVector() && "Unsupported truncstore!");
// The order of the stores doesn't matter.
SDValue Result = DAG.getNode(ISD::TokenFactor, dl, MVT::Other, Lo, Hi);
DAG.ReplaceAllUsesWith(SDValue(Node, 0), Result, this);
- DAG.RemoveDeadNode(Node, this);
} else {
if (Tmp1 != ST->getChain() || Tmp3 != ST->getValue() ||
Tmp2 != ST->getBasePtr())
DAG.ReplaceAllUsesWith(SDValue(Node, 0),
TLI.LowerOperation(SDValue(Node, 0), DAG),
this);
- DAG.RemoveDeadNode(Node, this);
break;
case TargetLowering::Expand:
assert(!StVT.isVector() &&
DAG.getStore(Tmp1, dl, Tmp3, Tmp2, ST->getPointerInfo(),
isVolatile, isNonTemporal, Alignment);
DAG.ReplaceAllUsesWith(SDValue(Node, 0), Result, this);
- DAG.RemoveDeadNode(Node, this);
break;
}
}
DAG.getNode(ISD::BUILD_VECTOR, dl, Node->getValueType(0),
&Scalars[0], Scalars.size());
DAG.ReplaceAllUsesWith(SDValue(Node, 0), Result, this);
- DAG.RemoveDeadNode(Node, this);
break;
}
case ISD::GLOBAL_OFFSET_TABLE:
}
// Replace the original node with the legalized result.
- if (!Results.empty()) {
+ if (!Results.empty())
DAG.ReplaceAllUsesWith(Node, Results.data(), this);
- DAG.RemoveDeadNode(Node, this);
- }
}
void SelectionDAGLegalize::PromoteNode(SDNode *Node) {
}
// Replace the original node with the legalized result.
- if (!Results.empty()) {
+ if (!Results.empty())
DAG.ReplaceAllUsesWith(Node, Results.data(), this);
- DAG.RemoveDeadNode(Node, this);
- }
}
// SelectionDAG::Legalize - This is the entry point for the file.
diff --git a/test/CodeGen/X86/2011-11-07-LegalizeBuildVector.ll b/test/CodeGen/X86/2011-11-07-LegalizeBuildVector.ll
+++ /dev/null
@@ -1,14 +0,0 @@
-; RUN: llc < %s -march=x86 -mattr=+avx | FileCheck %s
-
-; We don't really care what this outputs; just make sure it's somewhat sane.
-; CHECK: legalize_test
-; CHECK: vmovups
-define void @legalize_test(i32 %x, <8 x i32>* %p) nounwind {
-entry:
- %t1 = insertelement <8 x i32> <i32 undef, i32 undef, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>, i32 %x, i32 0
- %t2 = shufflevector <8 x i32> %t1, <8 x i32> zeroinitializer, <8 x i32> <i32 0, i32 9, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
- %int2float = sitofp <8 x i32> %t2 to <8 x float>
- %blendAsInt.i821 = bitcast <8 x float> %int2float to <8 x i32>
- store <8 x i32> %blendAsInt.i821, <8 x i32>* %p, align 4
- ret void
-}