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51dce12776
If the pointer is the store's value operand, this would produce a broken module. Make sure the use is actually for the pointer operand. llvm-svn: 243462
53 lines
1.8 KiB
LLVM
53 lines
1.8 KiB
LLVM
; RUN: llc -march=amdgcn < %s | FileCheck -check-prefix=GCN %s
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; Pointer value is stored in a candidate for LDS usage.
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; GCN-LABEL: {{^}}stored_lds_pointer_value:
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; GCN: buffer_store_dword v
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define void @stored_lds_pointer_value(float* addrspace(1)* %ptr) #0 {
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%tmp = alloca float
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store float 0.0, float *%tmp
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store float* %tmp, float* addrspace(1)* %ptr
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ret void
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}
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; GCN-LABEL: {{^}}stored_lds_pointer_value_gep:
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; GCN-DAG: s_mov_b32 s{{[0-9]+}}, SCRATCH_RSRC_DWORD0
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; GCN-DAG: s_mov_b32 s{{[0-9]+}}, SCRATCH_RSRC_DWORD1
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; GCN: buffer_store_dword v
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; GCN: buffer_store_dword v
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define void @stored_lds_pointer_value_gep(float* addrspace(1)* %ptr, i32 %idx) #0 {
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bb:
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%tmp = alloca float, i32 16
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store float 0.0, float* %tmp
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%tmp2 = getelementptr inbounds float, float* %tmp, i32 %idx
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store float* %tmp2, float* addrspace(1)* %ptr
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ret void
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}
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; Pointer value is stored in a candidate for vector usage
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; GCN-LABEL: {{^}}stored_vector_pointer_value:
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; GCN-DAG: s_mov_b32 s{{[0-9]+}}, SCRATCH_RSRC_DWORD0
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; GCN-DAG: s_mov_b32 s{{[0-9]+}}, SCRATCH_RSRC_DWORD1
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; GCN: buffer_store_dword
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; GCN: buffer_store_dword
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; GCN: buffer_store_dword
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; GCN: buffer_store_dword
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define void @stored_vector_pointer_value(i32* addrspace(1)* %out, i32 %index) {
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entry:
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%tmp0 = alloca [4 x i32]
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%x = getelementptr [4 x i32], [4 x i32]* %tmp0, i32 0, i32 0
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%y = getelementptr [4 x i32], [4 x i32]* %tmp0, i32 0, i32 1
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%z = getelementptr [4 x i32], [4 x i32]* %tmp0, i32 0, i32 2
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%w = getelementptr [4 x i32], [4 x i32]* %tmp0, i32 0, i32 3
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store i32 0, i32* %x
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store i32 1, i32* %y
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store i32 2, i32* %z
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store i32 3, i32* %w
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%tmp1 = getelementptr [4 x i32], [4 x i32]* %tmp0, i32 0, i32 %index
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store i32* %tmp1, i32* addrspace(1)* %out
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ret void
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}
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attributes #0 = { nounwind }
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