• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -global-isel -march=amdgcn -mcpu=tonga -amdgpu-dpp-combine=false -verify-machineinstrs < %s | FileCheck -check-prefix=GFX8 %s
3; RUN: llc -global-isel -march=amdgcn -mcpu=gfx1010 -amdgpu-dpp-combine=false -verify-machineinstrs < %s | FileCheck -check-prefix=GFX10 %s
4
5define amdgpu_kernel void @dpp_test(i32 addrspace(1)* %out, i32 %in1, i32 %in2) {
6; GFX8-LABEL: dpp_test:
7; GFX8:       ; %bb.0:
8; GFX8-NEXT:    s_load_dwordx2 s[2:3], s[0:1], 0x24
9; GFX8-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x2c
10; GFX8-NEXT:    s_waitcnt lgkmcnt(0)
11; GFX8-NEXT:    v_mov_b32_e32 v2, s0
12; GFX8-NEXT:    v_mov_b32_e32 v0, s1
13; GFX8-NEXT:    s_nop 1
14; GFX8-NEXT:    v_mov_b32_dpp v2, v0 quad_perm:[1,0,0,0] row_mask:0x1 bank_mask:0x1
15; GFX8-NEXT:    v_mov_b32_e32 v0, s2
16; GFX8-NEXT:    v_mov_b32_e32 v1, s3
17; GFX8-NEXT:    flat_store_dword v[0:1], v2
18; GFX8-NEXT:    s_endpgm
19;
20; GFX10-LABEL: dpp_test:
21; GFX10:       ; %bb.0:
22; GFX10-NEXT:    s_clause 0x1
23; GFX10-NEXT:    s_load_dwordx2 s[2:3], s[0:1], 0x2c
24; GFX10-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x24
25; GFX10-NEXT:    s_waitcnt lgkmcnt(0)
26; GFX10-NEXT:    v_mov_b32_e32 v0, s2
27; GFX10-NEXT:    v_mov_b32_e32 v1, s3
28; GFX10-NEXT:    v_mov_b32_dpp v0, v1 quad_perm:[1,0,0,0] row_mask:0x1 bank_mask:0x1
29; GFX10-NEXT:    v_mov_b32_e32 v1, 0
30; GFX10-NEXT:    global_store_dword v1, v0, s[0:1]
31; GFX10-NEXT:    s_endpgm
32  %tmp0 = call i32 @llvm.amdgcn.update.dpp.i32(i32 %in1, i32 %in2, i32 1, i32 1, i32 1, i1 false)
33  store i32 %tmp0, i32 addrspace(1)* %out
34  ret void
35}
36define amdgpu_kernel void @update_dpp64_test(i64 addrspace(1)* %arg, i64 %in1, i64 %in2) {
37; GFX8-LABEL: update_dpp64_test:
38; GFX8:       ; %bb.0:
39; GFX8-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
40; GFX8-NEXT:    v_lshlrev_b32_e32 v2, 3, v0
41; GFX8-NEXT:    s_waitcnt lgkmcnt(0)
42; GFX8-NEXT:    v_mov_b32_e32 v0, s0
43; GFX8-NEXT:    v_mov_b32_e32 v1, s1
44; GFX8-NEXT:    v_add_u32_e32 v0, vcc, v0, v2
45; GFX8-NEXT:    v_addc_u32_e32 v1, vcc, 0, v1, vcc
46; GFX8-NEXT:    flat_load_dwordx2 v[2:3], v[0:1]
47; GFX8-NEXT:    v_mov_b32_e32 v5, s3
48; GFX8-NEXT:    v_mov_b32_e32 v4, s2
49; GFX8-NEXT:    s_waitcnt vmcnt(0)
50; GFX8-NEXT:    s_nop 0
51; GFX8-NEXT:    v_mov_b32_dpp v4, v2 quad_perm:[1,0,0,0] row_mask:0x1 bank_mask:0x1
52; GFX8-NEXT:    v_mov_b32_dpp v5, v3 quad_perm:[1,0,0,0] row_mask:0x1 bank_mask:0x1
53; GFX8-NEXT:    flat_store_dwordx2 v[0:1], v[4:5]
54; GFX8-NEXT:    s_endpgm
55;
56; GFX10-LABEL: update_dpp64_test:
57; GFX10:       ; %bb.0:
58; GFX10-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
59; GFX10-NEXT:    v_lshlrev_b32_e32 v4, 3, v0
60; GFX10-NEXT:    s_waitcnt lgkmcnt(0)
61; GFX10-NEXT:    global_load_dwordx2 v[0:1], v4, s[0:1]
62; GFX10-NEXT:    v_mov_b32_e32 v2, s2
63; GFX10-NEXT:    v_mov_b32_e32 v3, s3
64; GFX10-NEXT:    s_waitcnt vmcnt(0)
65; GFX10-NEXT:    v_mov_b32_dpp v2, v0 quad_perm:[1,0,0,0] row_mask:0x1 bank_mask:0x1
66; GFX10-NEXT:    v_mov_b32_dpp v3, v1 quad_perm:[1,0,0,0] row_mask:0x1 bank_mask:0x1
67; GFX10-NEXT:    global_store_dwordx2 v4, v[2:3], s[0:1]
68; GFX10-NEXT:    s_endpgm
69  %id = tail call i32 @llvm.amdgcn.workitem.id.x()
70  %gep = getelementptr inbounds i64, i64 addrspace(1)* %arg, i32 %id
71  %load = load i64, i64 addrspace(1)* %gep
72  %tmp0 = call i64 @llvm.amdgcn.update.dpp.i64(i64 %in1, i64 %load, i32 1, i32 1, i32 1, i1 false) #1
73  store i64 %tmp0, i64 addrspace(1)* %gep
74  ret void
75}
76
77declare i32 @llvm.amdgcn.workitem.id.x() #0
78declare i32 @llvm.amdgcn.update.dpp.i32(i32, i32, i32 immarg, i32 immarg, i32 immarg, i1 immarg) #1
79declare i64 @llvm.amdgcn.update.dpp.i64(i64, i64, i32 immarg, i32 immarg, i32 immarg, i1 immarg) #1
80
81attributes #0 = { nounwind readnone speculatable }
82attributes #1 = { convergent nounwind readnone }
83