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1; RUN: llc -mtriple=amdgcn -mcpu=tahiti < %s | FileCheck -check-prefix=FUNC -check-prefix=SI %s2 3@ptr_load = addrspace(3) global ptr addrspace(4) poison, align 84 5; Make sure when the load from %ptr2 is folded the chain isn't lost,6; resulting in losing the store to gptr7 8; FUNC-LABEL: {{^}}missing_store_reduced:9; SI: s_load_dwordx410; SI-DAG: ds_read_b6411; SI-DAG: v_readfirstlane_b32 s[[PTR_LO:[0-9]+]], v{{[0-9]+}}12; SI-DAG: v_readfirstlane_b32 s[[PTR_HI:[0-9]+]], v{{[0-9]+}}13; SI-DAG: s_load_dword s{{[0-9]+}}, s[[[PTR_LO]]:[[PTR_HI]]]14; SI-DAG: buffer_store_dword15; SI-DAG: buffer_store_dword16; SI: s_endpgm17define amdgpu_kernel void @missing_store_reduced(ptr addrspace(1) %out, ptr addrspace(1) %gptr) #0 {18 %ptr0 = load ptr addrspace(4), ptr addrspace(3) @ptr_load, align 819 %ptr2 = getelementptr inbounds i32, ptr addrspace(4) %ptr0, i64 220 21 store i32 99, ptr addrspace(1) %gptr, align 422 %tmp2 = load i32, ptr addrspace(4) %ptr2, align 423 24 store i32 %tmp2, ptr addrspace(1) %out, align 425 ret void26}27 28attributes #0 = { nounwind }29 30