From 4fe5b640ee935f983db9445dc9fdb4009d4fa639 Mon Sep 17 00:00:00 2001 From: Matt Arsenault Date: Sat, 16 Nov 2013 20:24:41 +0000 Subject: [PATCH] Fix codegen for null different sized pointer. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194932 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 6 ++++-- test/CodeGen/R600/32-bit-local-address-space.ll | 11 +++++++++++ 2 files changed, 15 insertions(+), 2 deletions(-) diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index 009c590cad4..b9605448c1c 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -1064,8 +1064,10 @@ SDValue SelectionDAGBuilder::getValueImpl(const Value *V) { if (const GlobalValue *GV = dyn_cast(C)) return DAG.getGlobalAddress(GV, getCurSDLoc(), VT); - if (isa(C)) - return DAG.getConstant(0, TLI->getPointerTy()); + if (isa(C)) { + unsigned AS = V->getType()->getPointerAddressSpace(); + return DAG.getConstant(0, TLI->getPointerTy(AS)); + } if (const ConstantFP *CFP = dyn_cast(C)) return DAG.getConstantFP(*CFP, VT); diff --git a/test/CodeGen/R600/32-bit-local-address-space.ll b/test/CodeGen/R600/32-bit-local-address-space.ll index bdf9adca6ea..2ae467105af 100644 --- a/test/CodeGen/R600/32-bit-local-address-space.ll +++ b/test/CodeGen/R600/32-bit-local-address-space.ll @@ -40,3 +40,14 @@ entry: store i32 %1, i32 addrspace(1)* %out ret void } + +; CHECK-LABEL: @null_32bit_lds_ptr: +; CHECK: V_CMP_NE_I32 +; CHECK-NOT: V_CMP_NE_I32 +; CHECK: V_CNDMASK_B32 +define void @null_32bit_lds_ptr(i32 addrspace(1)* %out, i32 addrspace(3)* %lds) nounwind { + %cmp = icmp ne i32 addrspace(3)* %lds, null + %x = select i1 %cmp, i32 123, i32 456 + store i32 %x, i32 addrspace(1)* %out + ret void +} \ No newline at end of file