37 lines
1.7 KiB
LLVM
37 lines
1.7 KiB
LLVM
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; RUN: opt -S -mtriple=nvptx64-nvidia-cuda -infer-address-spaces %s | FileCheck %s
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%struct.S = type { [5 x i32] }
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$g1 = comdat any
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@g1 = linkonce_odr addrspace(3) global %struct.S zeroinitializer, comdat, align 4
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; CHECK-LABEL: @foo(
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; CHECK: %x0 = tail call i32 @llvm.nvvm.read.ptx.sreg.tid.x() #2
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; CHECK: %idxprom.i = zext i32 %x0 to i64
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; CHECK: %arrayidx.i = getelementptr %struct.S, %struct.S* addrspacecast (%struct.S addrspace(3)* @g1 to %struct.S*), i64 0, i32 0, i64 %idxprom.i
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; CHECK: tail call void @f1(i32* %arrayidx.i, i32 undef) #0
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; CHECK: %x1 = load i32, i32 addrspace(3)* getelementptr inbounds (%struct.S, %struct.S addrspace(3)* @g1, i64 0, i32 0, i64 0), align 4
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; CHECK: %L.sroa.0.0.insert.ext.i = zext i32 %x1 to i64
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; CHECK: tail call void @f2(i64* null, i64 %L.sroa.0.0.insert.ext.i) #0
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; CHECK: ret void
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define void @foo() local_unnamed_addr #0 {
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entry:
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%x0 = tail call i32 @llvm.nvvm.read.ptx.sreg.tid.x() #2
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%idxprom.i = zext i32 %x0 to i64
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%arrayidx.i = getelementptr %struct.S, %struct.S* addrspacecast (%struct.S addrspace(3)* @g1 to %struct.S*), i64 0, i32 0, i64 %idxprom.i
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tail call void @f1(i32* %arrayidx.i, i32 undef) #0
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%x1 = load i32, i32* getelementptr (%struct.S, %struct.S* addrspacecast (%struct.S addrspace(3)* @g1 to %struct.S*), i64 0, i32 0, i64 0), align 4
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%L.sroa.0.0.insert.ext.i = zext i32 %x1 to i64
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tail call void @f2(i64* null, i64 %L.sroa.0.0.insert.ext.i) #0
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ret void
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}
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declare void @f1(i32*, i32) local_unnamed_addr #0
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declare void @f2(i64*, i64) local_unnamed_addr #0
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declare i32 @llvm.nvvm.read.ptx.sreg.tid.x() #1
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attributes #0 = { convergent nounwind }
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attributes #1 = { nounwind readnone }
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attributes #2 = { nounwind }
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