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54 lines
2.3 KiB
54 lines
2.3 KiB
; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,MOVREL,PREGFX9 %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,MOVREL,PREGFX9 %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-vgpr-index-mode -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,IDXMODE,PREGFX9 %s
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; Tests for indirect addressing on SI, which is implemented using dynamic
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; indexing of vectors.
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; Subtest below moved from file test/CodeGen/AMDGPU/indirect-addressing-si.ll
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; to avoid gfx9 scheduling induced issues.
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; GCN-LABEL: {{^}}insert_vgpr_offset_multiple_in_block:
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; GCN-DAG: s_load_dwordx16 s{{\[}}[[S_ELT0:[0-9]+]]:[[S_ELT15:[0-9]+]]{{\]}}
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; GCN-DAG: {{buffer|flat|global}}_load_dword [[IDX0:v[0-9]+]]
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; GCN-DAG: v_mov_b32 [[INS0:v[0-9]+]], 62
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; GCN-DAG: v_mov_b32_e32 v[[VEC_ELT15:[0-9]+]], s[[S_ELT15]]
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; GCN-DAG: v_mov_b32_e32 v[[VEC_ELT0:[0-9]+]], s[[S_ELT0]]
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; GCN-DAG: v_add_{{i32|u32}}_e32 [[IDX1:v[0-9]+]], vcc, 1, [[IDX0]]
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; GCN: v_cmp_eq_u32_e32
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; GCN-COUNT-32: v_cndmask_b32
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; GCN-COUNT-4: buffer_store_dwordx4
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define amdgpu_kernel void @insert_vgpr_offset_multiple_in_block(<16 x i32> addrspace(1)* %out0, <16 x i32> addrspace(1)* %out1, i32 addrspace(1)* %in, <16 x i32> %vec0) #0 {
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entry:
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%id = call i32 @llvm.amdgcn.workitem.id.x() #1
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%id.ext = zext i32 %id to i64
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%gep = getelementptr inbounds i32, i32 addrspace(1)* %in, i64 %id.ext
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%idx0 = load volatile i32, i32 addrspace(1)* %gep
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%idx1 = add i32 %idx0, 1
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%live.out.val = call i32 asm sideeffect "v_mov_b32 $0, 62", "=v"()
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%vec1 = insertelement <16 x i32> %vec0, i32 %live.out.val, i32 %idx0
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%vec2 = insertelement <16 x i32> %vec1, i32 63, i32 %idx1
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store volatile <16 x i32> %vec2, <16 x i32> addrspace(1)* %out0
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%cmp = icmp eq i32 %id, 0
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br i1 %cmp, label %bb1, label %bb2
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bb1:
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store volatile i32 %live.out.val, i32 addrspace(1)* undef
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br label %bb2
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bb2:
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ret void
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}
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declare i32 @llvm.amdgcn.workitem.id.x() #1
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declare void @llvm.amdgcn.s.barrier() #2
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone }
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attributes #2 = { nounwind convergent }
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