forked from OSchip/llvm-project
86 lines
4.1 KiB
LLVM
86 lines
4.1 KiB
LLVM
; RUN: llc -march=amdgcn < %s | FileCheck -check-prefix=GCN %s
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; GCN-LABEL: {{^}}test_membound:
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; MemoryBound: 1
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; WaveLimiterHint : 1
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define amdgpu_kernel void @test_membound(<4 x i32> addrspace(1)* nocapture readonly %arg, <4 x i32> addrspace(1)* nocapture %arg1) {
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bb:
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%tmp = tail call i32 @llvm.amdgcn.workitem.id.x()
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%tmp2 = zext i32 %tmp to i64
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%tmp3 = getelementptr inbounds <4 x i32>, <4 x i32> addrspace(1)* %arg, i64 %tmp2
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%tmp4 = load <4 x i32>, <4 x i32> addrspace(1)* %tmp3, align 16
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%tmp5 = getelementptr inbounds <4 x i32>, <4 x i32> addrspace(1)* %arg1, i64 %tmp2
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store <4 x i32> %tmp4, <4 x i32> addrspace(1)* %tmp5, align 16
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%tmp6 = add nuw nsw i64 %tmp2, 1
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%tmp7 = getelementptr inbounds <4 x i32>, <4 x i32> addrspace(1)* %arg, i64 %tmp6
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%tmp8 = load <4 x i32>, <4 x i32> addrspace(1)* %tmp7, align 16
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%tmp9 = getelementptr inbounds <4 x i32>, <4 x i32> addrspace(1)* %arg1, i64 %tmp6
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store <4 x i32> %tmp8, <4 x i32> addrspace(1)* %tmp9, align 16
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%tmp10 = add nuw nsw i64 %tmp2, 2
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%tmp11 = getelementptr inbounds <4 x i32>, <4 x i32> addrspace(1)* %arg, i64 %tmp10
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%tmp12 = load <4 x i32>, <4 x i32> addrspace(1)* %tmp11, align 16
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%tmp13 = getelementptr inbounds <4 x i32>, <4 x i32> addrspace(1)* %arg1, i64 %tmp10
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store <4 x i32> %tmp12, <4 x i32> addrspace(1)* %tmp13, align 16
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%tmp14 = add nuw nsw i64 %tmp2, 3
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%tmp15 = getelementptr inbounds <4 x i32>, <4 x i32> addrspace(1)* %arg, i64 %tmp14
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%tmp16 = load <4 x i32>, <4 x i32> addrspace(1)* %tmp15, align 16
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%tmp17 = getelementptr inbounds <4 x i32>, <4 x i32> addrspace(1)* %arg1, i64 %tmp14
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store <4 x i32> %tmp16, <4 x i32> addrspace(1)* %tmp17, align 16
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ret void
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}
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; GCN-LABEL: {{^}}test_large_stride:
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; MemoryBound: 0
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; WaveLimiterHint : 1
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define amdgpu_kernel void @test_large_stride(i32 addrspace(1)* nocapture %arg) {
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bb:
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%tmp = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 4096
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%tmp1 = load i32, i32 addrspace(1)* %tmp, align 4
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%tmp2 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 1
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store i32 %tmp1, i32 addrspace(1)* %tmp2, align 4
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%tmp3 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 8192
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%tmp4 = load i32, i32 addrspace(1)* %tmp3, align 4
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%tmp5 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 2
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store i32 %tmp4, i32 addrspace(1)* %tmp5, align 4
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%tmp6 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 12288
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%tmp7 = load i32, i32 addrspace(1)* %tmp6, align 4
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%tmp8 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 3
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store i32 %tmp7, i32 addrspace(1)* %tmp8, align 4
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ret void
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}
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; GCN-LABEL: {{^}}test_indirect:
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; MemoryBound: 0
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; WaveLimiterHint : 1
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define amdgpu_kernel void @test_indirect(i32 addrspace(1)* nocapture %arg) {
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bb:
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%tmp = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 1
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%tmp1 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 2
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%tmp2 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 3
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%tmp3 = bitcast i32 addrspace(1)* %arg to <4 x i32> addrspace(1)*
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%tmp4 = load <4 x i32>, <4 x i32> addrspace(1)* %tmp3, align 4
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%tmp5 = extractelement <4 x i32> %tmp4, i32 0
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%tmp6 = sext i32 %tmp5 to i64
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%tmp7 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 %tmp6
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%tmp8 = load i32, i32 addrspace(1)* %tmp7, align 4
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store i32 %tmp8, i32 addrspace(1)* %arg, align 4
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%tmp9 = extractelement <4 x i32> %tmp4, i32 1
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%tmp10 = sext i32 %tmp9 to i64
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%tmp11 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 %tmp10
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%tmp12 = load i32, i32 addrspace(1)* %tmp11, align 4
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store i32 %tmp12, i32 addrspace(1)* %tmp, align 4
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%tmp13 = extractelement <4 x i32> %tmp4, i32 2
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%tmp14 = sext i32 %tmp13 to i64
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%tmp15 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 %tmp14
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%tmp16 = load i32, i32 addrspace(1)* %tmp15, align 4
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store i32 %tmp16, i32 addrspace(1)* %tmp1, align 4
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%tmp17 = extractelement <4 x i32> %tmp4, i32 3
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%tmp18 = sext i32 %tmp17 to i64
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%tmp19 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 %tmp18
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%tmp20 = load i32, i32 addrspace(1)* %tmp19, align 4
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store i32 %tmp20, i32 addrspace(1)* %tmp2, align 4
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ret void
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}
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declare i32 @llvm.amdgcn.workitem.id.x()
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