1 ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck %s 2 3 ; Test for a bug where DAGCombiner::ReassociateOps() was creating adds 4 ; with offset in the first operand and base pointers in the second. 5 6 ; CHECK-LABEL: {{^}}store_same_base_ptr: 7 ; CHECK: buffer_store_dword v{{[0-9]+}}, [[VADDR:v\[[0-9]+:[0-9]+\]]], [[SADDR:s\[[0-9]+:[0-9]+\]]] 8 ; CHECK: buffer_store_dword v{{[0-9]+}}, [[VADDR]], [[SADDR]] 9 ; CHECK: buffer_store_dword v{{[0-9]+}}, [[VADDR]], [[SADDR]] 10 ; CHECK: buffer_store_dword v{{[0-9]+}}, [[VADDR]], [[SADDR]] 11 12 define void @store_same_base_ptr(i32 addrspace(1)* %out) { 13 entry: 14 %id = call i32 @llvm.amdgcn.workitem.id.x() #0 15 %offset = sext i32 %id to i64 16 %offset0 = add i64 %offset, 1027 17 %ptr0 = getelementptr i32, i32 addrspace(1)* %out, i64 %offset0 18 store volatile i32 3, i32 addrspace(1)* %ptr0 19 %offset1 = add i64 %offset, 1026 20 %ptr1 = getelementptr i32, i32 addrspace(1)* %out, i64 %offset1 21 store volatile i32 2, i32 addrspace(1)* %ptr1 22 %offset2 = add i64 %offset, 1025 23 %ptr2 = getelementptr i32, i32 addrspace(1)* %out, i64 %offset2 24 store volatile i32 1, i32 addrspace(1)* %ptr2 25 %offset3 = add i64 %offset, 1024 26 %ptr3 = getelementptr i32, i32 addrspace(1)* %out, i64 %offset3 27 store volatile i32 0, i32 addrspace(1)* %ptr3 28 ret void 29 } 30 31 declare i32 @llvm.amdgcn.workitem.id.x() #0 32 33 attributes #0 = { nounwind readnone } 34
