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Teach CodeGenPrepare about address spaces
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190112 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -1035,7 +1035,7 @@ bool AddressingModeMatcher::MatchOperationAddr(User *AddrInst, unsigned Opcode,
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case Instruction::IntToPtr:
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case Instruction::IntToPtr:
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// This inttoptr is a no-op if the integer type is pointer sized.
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// This inttoptr is a no-op if the integer type is pointer sized.
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if (TLI.getValueType(AddrInst->getOperand(0)->getType()) ==
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if (TLI.getValueType(AddrInst->getOperand(0)->getType()) ==
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TLI.getPointerTy())
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TLI.getPointerTy(AddrInst->getType()->getPointerAddressSpace()))
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return MatchAddr(AddrInst->getOperand(0), Depth);
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return MatchAddr(AddrInst->getOperand(0), Depth);
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return false;
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return false;
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case Instruction::BitCast:
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case Instruction::BitCast:
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@ -1573,9 +1573,7 @@ bool CodeGenPrepare::OptimizeMemoryInst(Instruction *MemoryInst, Value *Addr,
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} else {
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} else {
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DEBUG(dbgs() << "CGP: SINKING nonlocal addrmode: " << AddrMode << " for "
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DEBUG(dbgs() << "CGP: SINKING nonlocal addrmode: " << AddrMode << " for "
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<< *MemoryInst);
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<< *MemoryInst);
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Type *IntPtrTy =
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Type *IntPtrTy = TLI->getDataLayout()->getIntPtrType(Addr->getType());
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TLI->getDataLayout()->getIntPtrType(AccessTy->getContext());
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Value *Result = 0;
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Value *Result = 0;
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// Start with the base register. Do this first so that subsequent address
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// Start with the base register. Do this first so that subsequent address
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30
test/CodeGen/R600/address-space.ll
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30
test/CodeGen/R600/address-space.ll
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@ -0,0 +1,30 @@
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; RUN: llc -march=r600 -mcpu=SI < %s | FileCheck %s
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; Test that codegenprepare understands address space sizes
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%struct.foo = type { [3 x float], [3 x float] }
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; CHECK-LABEL: @do_as_ptr_calcs:
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; CHECK: V_ADD_I32_e64 {{VGPR[0-9]+}},
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; CHECK: V_ADD_I32_e64 [[REG1:VGPR[0-9]+]],
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; CHECK: DS_READ_B32 [[REG1]],
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define void @do_as_ptr_calcs(%struct.foo addrspace(3)* nocapture %ptr) nounwind {
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entry:
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%x = getelementptr inbounds %struct.foo addrspace(3)* %ptr, i32 0, i32 1, i32 0
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%y = getelementptr inbounds %struct.foo addrspace(3)* %ptr, i32 0, i32 1, i32 2
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br label %bb32
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bb32:
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%a = load float addrspace(3)* %x, align 4
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%b = load float addrspace(3)* %y, align 4
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%cmp = fcmp one float %a, %b
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br i1 %cmp, label %bb34, label %bb33
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bb33:
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unreachable
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bb34:
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unreachable
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}
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