1; RUN: opt -S -mtriple=amdgcn-- -mcpu=bonaire -loop-reduce < %s | FileCheck -check-prefix=OPT %s
2
3target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-p24:64:64-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"
4
5; Make sure the pointer / address space of AtomicRMW is considered
6
7; OPT-LABEL: @test_local_atomicrmw_addressing_loop_uniform_index_max_offset_i32(
8
9; OPT-NOT: getelementptr
10
11; OPT: .lr.ph:
12; OPT: %lsr.iv2 = phi i32 addrspace(3)* [ %scevgep3, %.lr.ph ], [ %arg1, %.lr.ph.preheader ]
13; OPT: %lsr.iv1 = phi i32 addrspace(3)* [ %scevgep, %.lr.ph ], [ %arg0, %.lr.ph.preheader ]
14; OPT: %lsr.iv = phi i32 [ %lsr.iv.next, %.lr.ph ], [ %n, %.lr.ph.preheader ]
15; OPT: %scevgep4 = getelementptr i32, i32 addrspace(3)* %lsr.iv2, i32 16383
16; OPT: %tmp4 = atomicrmw add i32 addrspace(3)* %scevgep4, i32 undef seq_cst
17; OPT: %tmp7 = atomicrmw add i32 addrspace(3)* %lsr.iv1, i32 undef seq_cst
18; OPT: %0 = atomicrmw add i32 addrspace(3)* %lsr.iv1, i32 %tmp8 seq_cst
19; OPT: br i1 %exitcond
20define amdgpu_kernel void @test_local_atomicrmw_addressing_loop_uniform_index_max_offset_i32(i32 addrspace(3)* noalias nocapture %arg0, i32 addrspace(3)* noalias nocapture readonly %arg1, i32 %n) #0 {
21bb:
22  %tmp = icmp sgt i32 %n, 0
23  br i1 %tmp, label %.lr.ph.preheader, label %._crit_edge
24
25.lr.ph.preheader:                                 ; preds = %bb
26  br label %.lr.ph
27
28._crit_edge.loopexit:                             ; preds = %.lr.ph
29  br label %._crit_edge
30
31._crit_edge:                                      ; preds = %._crit_edge.loopexit, %bb
32  ret void
33
34.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader
35  %indvars.iv = phi i32 [ %indvars.iv.next, %.lr.ph ], [ 0, %.lr.ph.preheader ]
36  %tmp1 = add nuw nsw i32 %indvars.iv, 16383
37  %tmp3 = getelementptr inbounds i32, i32 addrspace(3)* %arg1, i32 %tmp1
38  %tmp4 = atomicrmw add i32 addrspace(3)* %tmp3, i32 undef seq_cst
39  %tmp6 = getelementptr inbounds i32, i32 addrspace(3)* %arg0, i32 %indvars.iv
40  %tmp7 = atomicrmw add i32 addrspace(3)* %tmp6, i32 undef seq_cst
41  %tmp8 = add nsw i32 %tmp7, %tmp4
42  atomicrmw add i32 addrspace(3)* %tmp6, i32 %tmp8 seq_cst
43  %indvars.iv.next = add nuw nsw i32 %indvars.iv, 1
44  %exitcond = icmp eq i32 %indvars.iv.next, %n
45  br i1 %exitcond, label %._crit_edge.loopexit, label %.lr.ph
46}
47
48; OPT-LABEL: test_local_cmpxchg_addressing_loop_uniform_index_max_offset_i32(
49; OPT-NOT: getelementptr
50
51; OPT: .lr.ph:
52; OPT: %lsr.iv2 = phi i32 addrspace(3)* [ %scevgep3, %.lr.ph ], [ %arg1, %.lr.ph.preheader ]
53; OPT: %lsr.iv1 = phi i32 addrspace(3)* [ %scevgep, %.lr.ph ], [ %arg0, %.lr.ph.preheader ]
54; OPT: %lsr.iv = phi i32 [ %lsr.iv.next, %.lr.ph ], [ %n, %.lr.ph.preheader ]
55; OPT: %scevgep4 = getelementptr i32, i32 addrspace(3)* %lsr.iv2, i32 16383
56; OPT: %tmp4 = cmpxchg i32 addrspace(3)* %scevgep4, i32 undef, i32 undef seq_cst monotonic
57define amdgpu_kernel void @test_local_cmpxchg_addressing_loop_uniform_index_max_offset_i32(i32 addrspace(3)* noalias nocapture %arg0, i32 addrspace(3)* noalias nocapture readonly %arg1, i32 %n) #0 {
58bb:
59  %tmp = icmp sgt i32 %n, 0
60  br i1 %tmp, label %.lr.ph.preheader, label %._crit_edge
61
62.lr.ph.preheader:                                 ; preds = %bb
63  br label %.lr.ph
64
65._crit_edge.loopexit:                             ; preds = %.lr.ph
66  br label %._crit_edge
67
68._crit_edge:                                      ; preds = %._crit_edge.loopexit, %bb
69  ret void
70
71.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader
72  %indvars.iv = phi i32 [ %indvars.iv.next, %.lr.ph ], [ 0, %.lr.ph.preheader ]
73  %tmp1 = add nuw nsw i32 %indvars.iv, 16383
74  %tmp3 = getelementptr inbounds i32, i32 addrspace(3)* %arg1, i32 %tmp1
75  %tmp4 = cmpxchg i32 addrspace(3)* %tmp3, i32 undef, i32 undef seq_cst monotonic
76  %tmp4.0 = extractvalue { i32, i1 } %tmp4, 0
77  %tmp6 = getelementptr inbounds i32, i32 addrspace(3)* %arg0, i32 %indvars.iv
78  %tmp7 = cmpxchg i32 addrspace(3)* %tmp6, i32 undef, i32 undef seq_cst monotonic
79  %tmp7.0 = extractvalue { i32, i1 } %tmp7, 0
80  %tmp8 = add nsw i32 %tmp7.0, %tmp4.0
81  atomicrmw add i32 addrspace(3)* %tmp6, i32 %tmp8 seq_cst
82  %indvars.iv.next = add nuw nsw i32 %indvars.iv, 1
83  %exitcond = icmp eq i32 %indvars.iv.next, %n
84  br i1 %exitcond, label %._crit_edge.loopexit, label %.lr.ph
85}
86
87; OPT-LABEL: @test_local_atomicinc_addressing_loop_uniform_index_max_offset_i32(
88; OPT-NOT: getelementptr
89
90; OPT: .lr.ph:
91; OPT: %lsr.iv2 = phi i32 addrspace(3)* [ %scevgep3, %.lr.ph ], [ %arg1, %.lr.ph.preheader ]
92; OPT: %lsr.iv1 = phi i32 addrspace(3)* [ %scevgep, %.lr.ph ], [ %arg0, %.lr.ph.preheader ]
93; OPT: %lsr.iv = phi i32 [ %lsr.iv.next, %.lr.ph ], [ %n, %.lr.ph.preheader ]
94; OPT: %scevgep4 = getelementptr i32, i32 addrspace(3)* %lsr.iv2, i32 16383
95; OPT: %tmp4 = call i32 @llvm.amdgcn.atomic.inc.i32.p3i32(i32 addrspace(3)* %scevgep4, i32 undef, i32 0, i32 0, i1 false)
96; OPT: %tmp7 = call i32 @llvm.amdgcn.atomic.inc.i32.p3i32(i32 addrspace(3)* %lsr.iv1, i32 undef, i32 0, i32 0, i1 false)
97define amdgpu_kernel void @test_local_atomicinc_addressing_loop_uniform_index_max_offset_i32(i32 addrspace(3)* noalias nocapture %arg0, i32 addrspace(3)* noalias nocapture readonly %arg1, i32 %n) #0 {
98bb:
99  %tmp = icmp sgt i32 %n, 0
100  br i1 %tmp, label %.lr.ph.preheader, label %._crit_edge
101
102.lr.ph.preheader:                                 ; preds = %bb
103  br label %.lr.ph
104
105._crit_edge.loopexit:                             ; preds = %.lr.ph
106  br label %._crit_edge
107
108._crit_edge:                                      ; preds = %._crit_edge.loopexit, %bb
109  ret void
110
111.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader
112  %indvars.iv = phi i32 [ %indvars.iv.next, %.lr.ph ], [ 0, %.lr.ph.preheader ]
113  %tmp1 = add nuw nsw i32 %indvars.iv, 16383
114  %tmp3 = getelementptr inbounds i32, i32 addrspace(3)* %arg1, i32 %tmp1
115  %tmp4 = call i32 @llvm.amdgcn.atomic.inc.i32.p3i32(i32 addrspace(3)* %tmp3, i32 undef, i32 0, i32 0, i1 false)
116  %tmp6 = getelementptr inbounds i32, i32 addrspace(3)* %arg0, i32 %indvars.iv
117  %tmp7 = call i32 @llvm.amdgcn.atomic.inc.i32.p3i32(i32 addrspace(3)* %tmp6, i32 undef, i32 0, i32 0, i1 false)
118  %tmp8 = add nsw i32 %tmp7, %tmp4
119  atomicrmw add i32 addrspace(3)* %tmp6, i32 %tmp8 seq_cst
120  %indvars.iv.next = add nuw nsw i32 %indvars.iv, 1
121  %exitcond = icmp eq i32 %indvars.iv.next, %n
122  br i1 %exitcond, label %._crit_edge.loopexit, label %.lr.ph
123}
124
125; OPT-LABEL: @test_local_atomicdec_addressing_loop_uniform_index_max_offset_i32(
126; OPT-NOT: getelementptr
127
128; OPT: .lr.ph:
129; OPT: %lsr.iv2 = phi i32 addrspace(3)* [ %scevgep3, %.lr.ph ], [ %arg1, %.lr.ph.preheader ]
130; OPT: %lsr.iv1 = phi i32 addrspace(3)* [ %scevgep, %.lr.ph ], [ %arg0, %.lr.ph.preheader ]
131; OPT: %lsr.iv = phi i32 [ %lsr.iv.next, %.lr.ph ], [ %n, %.lr.ph.preheader ]
132; OPT: %scevgep4 = getelementptr i32, i32 addrspace(3)* %lsr.iv2, i32 16383
133; OPT: %tmp4 = call i32 @llvm.amdgcn.atomic.dec.i32.p3i32(i32 addrspace(3)* %scevgep4, i32 undef, i32 0, i32 0, i1 false)
134; OPT: %tmp7 = call i32 @llvm.amdgcn.atomic.dec.i32.p3i32(i32 addrspace(3)* %lsr.iv1, i32 undef, i32 0, i32 0, i1 false)
135define amdgpu_kernel void @test_local_atomicdec_addressing_loop_uniform_index_max_offset_i32(i32 addrspace(3)* noalias nocapture %arg0, i32 addrspace(3)* noalias nocapture readonly %arg1, i32 %n) #0 {
136bb:
137  %tmp = icmp sgt i32 %n, 0
138  br i1 %tmp, label %.lr.ph.preheader, label %._crit_edge
139
140.lr.ph.preheader:                                 ; preds = %bb
141  br label %.lr.ph
142
143._crit_edge.loopexit:                             ; preds = %.lr.ph
144  br label %._crit_edge
145
146._crit_edge:                                      ; preds = %._crit_edge.loopexit, %bb
147  ret void
148
149.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader
150  %indvars.iv = phi i32 [ %indvars.iv.next, %.lr.ph ], [ 0, %.lr.ph.preheader ]
151  %tmp1 = add nuw nsw i32 %indvars.iv, 16383
152  %tmp3 = getelementptr inbounds i32, i32 addrspace(3)* %arg1, i32 %tmp1
153  %tmp4 = call i32 @llvm.amdgcn.atomic.dec.i32.p3i32(i32 addrspace(3)* %tmp3, i32 undef, i32 0, i32 0, i1 false)
154  %tmp6 = getelementptr inbounds i32, i32 addrspace(3)* %arg0, i32 %indvars.iv
155  %tmp7 = call i32 @llvm.amdgcn.atomic.dec.i32.p3i32(i32 addrspace(3)* %tmp6, i32 undef, i32 0, i32 0, i1 false)
156  %tmp8 = add nsw i32 %tmp7, %tmp4
157  atomicrmw add i32 addrspace(3)* %tmp6, i32 %tmp8 seq_cst
158  %indvars.iv.next = add nuw nsw i32 %indvars.iv, 1
159  %exitcond = icmp eq i32 %indvars.iv.next, %n
160  br i1 %exitcond, label %._crit_edge.loopexit, label %.lr.ph
161}
162
163declare i32 @llvm.amdgcn.atomic.inc.i32.p3i32(i32 addrspace(3)* nocapture, i32, i32, i32, i1) #1
164declare i32 @llvm.amdgcn.atomic.dec.i32.p3i32(i32 addrspace(3)* nocapture, i32, i32, i32, i1) #1
165
166attributes #0 = { nounwind }
167attributes #1 = { nounwind argmemonly }
168