| ; RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs -stress-regalloc=1 < %s | FileCheck -check-prefix=GCN %s | |
| ; For the CSR copy of s5, it may be possible to see it in | |
| ; storeRegToStackSlot. | |
| ; GCN-LABEL: {{^}}spill_csr_s5_copy: | |
| ; GCN: buffer_store_dword v32, off, s[0:3], s5 offset:8 ; 4-byte Folded Spill | |
| ; GCN: v_writelane_b32 v32, s5, 2 | |
| ; GCN: s_swappc_b64 | |
| ; GCN: v_readlane_b32 s5, v32, 2 | |
| ; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 9 | |
| ; GCN: buffer_store_dword [[K]], off, s[0:3], s5 offset:4 | |
| ; GCN: buffer_load_dword v32, off, s[0:3], s5 offset:8 ; 4-byte Folded Reload | |
| ; GCN: s_setpc_b64 | |
| define void @spill_csr_s5_copy() #0 { | |
| bb: | |
| %alloca = alloca i32, addrspace(5) | |
| %tmp = tail call i64 @func() #1 | |
| %tmp1 = getelementptr inbounds i32, i32 addrspace(1)* null, i64 %tmp | |
| %tmp2 = load i32, i32 addrspace(1)* %tmp1, align 4 | |
| %tmp3 = zext i32 %tmp2 to i64 | |
| store volatile i32 9, i32 addrspace(5)* %alloca | |
| ret void | |
| } | |
| declare i64 @func() | |
| attributes #0 = { nounwind } | |
| attributes #1 = { nounwind readnone } |