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29 lines
1.2 KiB
Diff
29 lines
1.2 KiB
Diff
From 831cdb83e03319eeb36b6249e20e2908672397c2 Mon Sep 17 00:00:00 2001
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From: Tom Stellard <thomas.stellard@amd.com>
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Date: Thu, 6 Dec 2012 22:43:13 +0000
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Subject: [PATCH] LegalizeDAG: Allow promotion of scalar loads
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---
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lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 5 ++---
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1 file changed, 2 insertions(+), 3 deletions(-)
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diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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index 9946694..2596f00 100644
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--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@@ -890,10 +890,9 @@ void SelectionDAGLegalize::LegalizeLoadOps(SDNode *Node) {
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break;
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}
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case TargetLowering::Promote: {
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- // Only promote a load of vector type to another.
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- assert(VT.isVector() && "Cannot promote this load!");
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- // Change base type to a different vector type.
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EVT NVT = TLI.getTypeToPromoteTo(Node->getOpcode(), VT);
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+ assert(NVT.getSizeInBits() == VT.getSizeInBits() &&
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+ "Can only promote loads to same size type");
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SDValue Res = DAG.getLoad(NVT, dl, Chain, Ptr, LD->getPointerInfo(),
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LD->isVolatile(), LD->isNonTemporal(),
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--
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1.7.11.4
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