diff --git a/test/CodeGen/R600/ds_read2_offset_order.ll b/test/CodeGen/R600/ds_read2_offset_order.ll new file mode 100644 index 00000000000..ae703e0fc07 --- /dev/null +++ b/test/CodeGen/R600/ds_read2_offset_order.ll @@ -0,0 +1,44 @@ +; RUN: llc -march=r600 -mcpu=bonaire -verify-machineinstrs -mattr=+load-store-opt -enable-misched < %s | FileCheck -strict-whitespace -check-prefix=SI %s + +; XFAIL: * + +@lds = addrspace(3) global [512 x float] undef, align 4 + +; SI-LABEL: {{^}}offset_order: + +; SI: ds_read_b32 v{{[0-9]+}}, v{{[0-9]+}} offset:56 +; SI: ds_read2st64_b32 v[{{[0-9]+}}:{{[0-9]+}}], v{{[0-9]+}} offset0:0 offset1:4 +; SI: ds_read2_b32 v[{{[0-9]+}}:{{[0-9]+}}], v{{[0-9]+}} offset0:2 offset1:3 +; SI: ds_read2_b32 v[{{[0-9]+}}:{{[0-9]+}}], v{{[0-9]+}} offset0:11 offset1:1 + +define void @offset_order(float addrspace(1)* %out) { +entry: + %ptr0 = getelementptr inbounds [512 x float] addrspace(3)* @lds, i32 0, i32 0 + %val0 = load float addrspace(3)* %ptr0 + + %ptr1 = getelementptr inbounds [512 x float] addrspace(3)* @lds, i32 0, i32 256 + %val1 = load float addrspace(3)* %ptr1 + %add1 = fadd float %val0, %val1 + + %ptr2 = getelementptr inbounds [512 x float] addrspace(3)* @lds, i32 0, i32 3 + %val2 = load float addrspace(3)* %ptr2 + %add2 = fadd float %add1, %val2 + + %ptr3 = getelementptr inbounds [512 x float] addrspace(3)* @lds, i32 0, i32 2 + %val3 = load float addrspace(3)* %ptr3 + %add3 = fadd float %add2, %val3 + + %ptr4 = getelementptr inbounds [512 x float] addrspace(3)* @lds, i32 0, i32 12 + %val4 = load float addrspace(3)* %ptr4 + %add4 = fadd float %add3, %val4 + + %ptr5 = getelementptr inbounds [512 x float] addrspace(3)* @lds, i32 0, i32 14 + %val5 = load float addrspace(3)* %ptr5 + %add5 = fadd float %add4, %val5 + + %ptr6 = getelementptr inbounds [512 x float] addrspace(3)* @lds, i32 0, i32 11 + %val6 = load float addrspace(3)* %ptr6 + %add6 = fadd float %add5, %val6 + store float %add6, float addrspace(1)* %out + ret void +}