1 ; RUN: llc -march=hexagon -O2 < %s -pipeliner-experimental-cg=true | FileCheck %s
3 ; We do not pipeline sigma yet, but the non-pipelined version
4 ; with good scheduling is pretty fast. The compiler generates
5 ; 19 packets, and the assembly version is 16.
7 ; CHECK: loop0(.LBB0_[[LOOP:.]],
8 ; CHECK: .LBB0_[[LOOP]]:
28 ; CHECK: }{{[ \t]*}}:endloop
30 @g0 = external constant [10 x i16], align 128
32 declare i32 @llvm.hexagon.S2.vsplatrb(i32) #0
33 declare <16 x i32> @llvm.hexagon.V6.vshuffh(<16 x i32>) #0
34 declare <16 x i32> @llvm.hexagon.V6.lvsplatw(i32) #0
35 declare <16 x i32> @llvm.hexagon.V6.vd0() #0
36 declare <32 x i32> @llvm.hexagon.V6.vsububh(<16 x i32>, <16 x i32>) #0
37 declare <16 x i32> @llvm.hexagon.V6.vabsdiffub(<16 x i32>, <16 x i32>) #0
38 declare <512 x i1> @llvm.hexagon.V6.vgtub(<16 x i32>, <16 x i32>) #0
39 declare <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1>, <16 x i32>, <16 x i32>) #0
40 declare <16 x i32> @llvm.hexagon.V6.vaddbnq(<512 x i1>, <16 x i32>, <16 x i32>) #0
41 declare <32 x i32> @llvm.hexagon.V6.vcombine(<16 x i32>, <16 x i32>) #0
42 declare <32 x i32> @llvm.hexagon.V6.vmpabus.acc(<32 x i32>, <32 x i32>, i32) #0
43 declare <16 x i32> @llvm.hexagon.V6.vlalignbi(<16 x i32>, <16 x i32>, i32) #0
44 declare <16 x i32> @llvm.hexagon.V6.valignbi(<16 x i32>, <16 x i32>, i32) #0
45 declare <32 x i32> @llvm.hexagon.V6.vlutvwh(<16 x i32>, <16 x i32>, i32) #0
46 declare <16 x i32> @llvm.hexagon.V6.vmpyhvsrs(<16 x i32>, <16 x i32>) #0
47 declare <16 x i32> @llvm.hexagon.V6.lo(<32 x i32>) #0
48 declare <16 x i32> @llvm.hexagon.V6.hi(<32 x i32>) #0
49 declare <16 x i32> @llvm.hexagon.V6.vsathub(<16 x i32>, <16 x i32>) #0
51 define void @f0(i8* nocapture readonly %a0, i32 %a1, i32 %a2, i32 %a3, i8 zeroext %a4, i8* nocapture %a5) #1 {
53 %v0 = add nsw i32 %a3, -1
54 %v1 = icmp sgt i32 %v0, 1
55 br i1 %v1, label %b1, label %b8
59 %v3 = load <16 x i32>, <16 x i32>* bitcast ([10 x i16]* @g0 to <16 x i32>*), align 128
60 %v4 = tail call <16 x i32> @llvm.hexagon.V6.vshuffh(<16 x i32> %v3) #2
61 %v5 = zext i8 %a4 to i32
62 %v6 = tail call i32 @llvm.hexagon.S2.vsplatrb(i32 %v5) #2
63 %v7 = tail call <16 x i32> @llvm.hexagon.V6.lvsplatw(i32 %v6) #2
64 %v8 = tail call <16 x i32> @llvm.hexagon.V6.vd0() #2
65 %v9 = tail call <16 x i32> @llvm.hexagon.V6.lvsplatw(i32 16843009) #2
66 %v10 = tail call <16 x i32> @llvm.hexagon.V6.lvsplatw(i32 33686018) #2
67 %v11 = icmp sgt i32 %a2, 64
68 %v12 = add i32 %a1, 64
69 %v13 = add i32 %v12, %a1
70 %v14 = icmp sgt i32 %a2, 0
71 %v15 = add i32 %a3, -2
72 %v16 = bitcast i8* %a0 to <16 x i32>*
73 %v17 = load <16 x i32>, <16 x i32>* %v16, align 64
76 b2: ; preds = %b7, %b1
77 %v18 = phi <16 x i32> [ %v17, %b1 ], [ %v28, %b7 ]
78 %v19 = phi i8* [ %a0, %b1 ], [ %v23, %b7 ]
79 %v20 = phi i8* [ %a5, %b1 ], [ %v22, %b7 ]
80 %v21 = phi i32 [ 1, %b1 ], [ %v118, %b7 ]
81 %v22 = getelementptr inbounds i8, i8* %v20, i32 %a1
82 %v23 = getelementptr inbounds i8, i8* %v19, i32 %a1
83 %v24 = bitcast i8* %v23 to <16 x i32>*
84 %v25 = getelementptr inbounds i8, i8* %v19, i32 %v2
85 %v26 = bitcast i8* %v25 to <16 x i32>*
86 %v27 = bitcast i8* %v22 to <16 x i32>*
87 %v28 = load <16 x i32>, <16 x i32>* %v24, align 64
88 %v29 = load <16 x i32>, <16 x i32>* %v26, align 64
89 br i1 %v11, label %b3, label %b4
92 %v30 = getelementptr inbounds i8, i8* %v19, i32 64
93 %v31 = getelementptr inbounds i8, i8* %v19, i32 %v12
94 %v32 = bitcast i8* %v31 to <16 x i32>*
95 %v33 = getelementptr inbounds i8, i8* %v19, i32 %v13
96 %v34 = bitcast i8* %v33 to <16 x i32>*
100 br i1 %v14, label %b5, label %b7
102 b5: ; preds = %b4, %b3
103 %v35 = phi <16 x i32>* [ %v26, %b4 ], [ %v34, %b3 ]
104 %v36 = phi <16 x i32>* [ %v24, %b4 ], [ %v32, %b3 ]
105 %v37 = phi i8* [ %v19, %b4 ], [ %v30, %b3 ]
106 %v38 = bitcast i8* %v37 to <16 x i32>*
109 b6: ; preds = %b6, %b5
110 %v39 = phi <16 x i32>* [ %v108, %b6 ], [ %v27, %b5 ]
111 %v40 = phi <16 x i32>* [ %v115, %b6 ], [ %v35, %b5 ]
112 %v41 = phi <16 x i32>* [ %v114, %b6 ], [ %v36, %b5 ]
113 %v42 = phi <16 x i32>* [ %v113, %b6 ], [ %v38, %b5 ]
114 %v43 = phi i32 [ %v116, %b6 ], [ %a2, %b5 ]
115 %v44 = phi <16 x i32> [ %v45, %b6 ], [ %v8, %b5 ]
116 %v45 = phi <16 x i32> [ %v50, %b6 ], [ %v18, %b5 ]
117 %v46 = phi <16 x i32> [ %v47, %b6 ], [ %v8, %b5 ]
118 %v47 = phi <16 x i32> [ %v51, %b6 ], [ %v28, %b5 ]
119 %v48 = phi <16 x i32> [ %v49, %b6 ], [ %v8, %b5 ]
120 %v49 = phi <16 x i32> [ %v52, %b6 ], [ %v29, %b5 ]
121 %v50 = load <16 x i32>, <16 x i32>* %v42, align 64
122 %v51 = load <16 x i32>, <16 x i32>* %v41, align 64
123 %v52 = load <16 x i32>, <16 x i32>* %v40, align 64
124 %v53 = tail call <32 x i32> @llvm.hexagon.V6.vsububh(<16 x i32> %v8, <16 x i32> %v47) #2
125 %v54 = tail call <16 x i32> @llvm.hexagon.V6.vabsdiffub(<16 x i32> %v45, <16 x i32> %v47) #2
126 %v55 = tail call <16 x i32> @llvm.hexagon.V6.vabsdiffub(<16 x i32> %v49, <16 x i32> %v47) #2
127 %v56 = tail call <512 x i1> @llvm.hexagon.V6.vgtub(<16 x i32> %v54, <16 x i32> %v7) #2
128 %v57 = tail call <512 x i1> @llvm.hexagon.V6.vgtub(<16 x i32> %v55, <16 x i32> %v7) #2
129 %v58 = tail call <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1> %v56, <16 x i32> %v9, <16 x i32> %v10) #2
130 %v59 = tail call <16 x i32> @llvm.hexagon.V6.vaddbnq(<512 x i1> %v57, <16 x i32> %v58, <16 x i32> %v9) #2
131 %v60 = tail call <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1> %v56, <16 x i32> %v8, <16 x i32> %v45) #2
132 %v61 = tail call <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1> %v57, <16 x i32> %v8, <16 x i32> %v49) #2
133 %v62 = tail call <32 x i32> @llvm.hexagon.V6.vcombine(<16 x i32> %v61, <16 x i32> %v60) #2
134 %v63 = tail call <32 x i32> @llvm.hexagon.V6.vmpabus.acc(<32 x i32> %v53, <32 x i32> %v62, i32 -1) #2
135 %v64 = tail call <16 x i32> @llvm.hexagon.V6.vlalignbi(<16 x i32> %v45, <16 x i32> %v44, i32 1) #2
136 %v65 = tail call <16 x i32> @llvm.hexagon.V6.vlalignbi(<16 x i32> %v49, <16 x i32> %v48, i32 1) #2
137 %v66 = tail call <16 x i32> @llvm.hexagon.V6.vabsdiffub(<16 x i32> %v64, <16 x i32> %v47) #2
138 %v67 = tail call <16 x i32> @llvm.hexagon.V6.vabsdiffub(<16 x i32> %v65, <16 x i32> %v47) #2
139 %v68 = tail call <512 x i1> @llvm.hexagon.V6.vgtub(<16 x i32> %v66, <16 x i32> %v7) #2
140 %v69 = tail call <512 x i1> @llvm.hexagon.V6.vgtub(<16 x i32> %v67, <16 x i32> %v7) #2
141 %v70 = tail call <16 x i32> @llvm.hexagon.V6.vaddbnq(<512 x i1> %v68, <16 x i32> %v59, <16 x i32> %v9) #2
142 %v71 = tail call <16 x i32> @llvm.hexagon.V6.vaddbnq(<512 x i1> %v69, <16 x i32> %v70, <16 x i32> %v9) #2
143 %v72 = tail call <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1> %v68, <16 x i32> %v8, <16 x i32> %v64) #2
144 %v73 = tail call <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1> %v69, <16 x i32> %v8, <16 x i32> %v65) #2
145 %v74 = tail call <32 x i32> @llvm.hexagon.V6.vcombine(<16 x i32> %v73, <16 x i32> %v72) #2
146 %v75 = tail call <32 x i32> @llvm.hexagon.V6.vmpabus.acc(<32 x i32> %v63, <32 x i32> %v74, i32 -1) #2
147 %v76 = tail call <16 x i32> @llvm.hexagon.V6.valignbi(<16 x i32> %v50, <16 x i32> %v45, i32 1) #2
148 %v77 = tail call <16 x i32> @llvm.hexagon.V6.valignbi(<16 x i32> %v52, <16 x i32> %v49, i32 1) #2
149 %v78 = tail call <16 x i32> @llvm.hexagon.V6.vabsdiffub(<16 x i32> %v76, <16 x i32> %v47) #2
150 %v79 = tail call <16 x i32> @llvm.hexagon.V6.vabsdiffub(<16 x i32> %v77, <16 x i32> %v47) #2
151 %v80 = tail call <512 x i1> @llvm.hexagon.V6.vgtub(<16 x i32> %v78, <16 x i32> %v7) #2
152 %v81 = tail call <512 x i1> @llvm.hexagon.V6.vgtub(<16 x i32> %v79, <16 x i32> %v7) #2
153 %v82 = tail call <16 x i32> @llvm.hexagon.V6.vaddbnq(<512 x i1> %v80, <16 x i32> %v71, <16 x i32> %v9) #2
154 %v83 = tail call <16 x i32> @llvm.hexagon.V6.vaddbnq(<512 x i1> %v81, <16 x i32> %v82, <16 x i32> %v9) #2
155 %v84 = tail call <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1> %v80, <16 x i32> %v8, <16 x i32> %v76) #2
156 %v85 = tail call <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1> %v81, <16 x i32> %v8, <16 x i32> %v77) #2
157 %v86 = tail call <32 x i32> @llvm.hexagon.V6.vcombine(<16 x i32> %v85, <16 x i32> %v84) #2
158 %v87 = tail call <32 x i32> @llvm.hexagon.V6.vmpabus.acc(<32 x i32> %v75, <32 x i32> %v86, i32 -1) #2
159 %v88 = tail call <16 x i32> @llvm.hexagon.V6.vlalignbi(<16 x i32> %v47, <16 x i32> %v46, i32 1) #2
160 %v89 = tail call <16 x i32> @llvm.hexagon.V6.valignbi(<16 x i32> %v51, <16 x i32> %v47, i32 1) #2
161 %v90 = tail call <16 x i32> @llvm.hexagon.V6.vabsdiffub(<16 x i32> %v88, <16 x i32> %v47) #2
162 %v91 = tail call <16 x i32> @llvm.hexagon.V6.vabsdiffub(<16 x i32> %v89, <16 x i32> %v47) #2
163 %v92 = tail call <512 x i1> @llvm.hexagon.V6.vgtub(<16 x i32> %v90, <16 x i32> %v7) #2
164 %v93 = tail call <512 x i1> @llvm.hexagon.V6.vgtub(<16 x i32> %v91, <16 x i32> %v7) #2
165 %v94 = tail call <16 x i32> @llvm.hexagon.V6.vaddbnq(<512 x i1> %v92, <16 x i32> %v83, <16 x i32> %v9) #2
166 %v95 = tail call <16 x i32> @llvm.hexagon.V6.vaddbnq(<512 x i1> %v93, <16 x i32> %v94, <16 x i32> %v9) #2
167 %v96 = tail call <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1> %v92, <16 x i32> %v8, <16 x i32> %v88) #2
168 %v97 = tail call <16 x i32> @llvm.hexagon.V6.vmux(<512 x i1> %v93, <16 x i32> %v8, <16 x i32> %v89) #2
169 %v98 = tail call <32 x i32> @llvm.hexagon.V6.vcombine(<16 x i32> %v97, <16 x i32> %v96) #2
170 %v99 = tail call <32 x i32> @llvm.hexagon.V6.vmpabus.acc(<32 x i32> %v87, <32 x i32> %v98, i32 -1) #2
171 %v100 = tail call <32 x i32> @llvm.hexagon.V6.vlutvwh(<16 x i32> %v95, <16 x i32> %v4, i32 0) #2
172 %v101 = tail call <16 x i32> @llvm.hexagon.V6.lo(<32 x i32> %v99) #2
173 %v102 = tail call <16 x i32> @llvm.hexagon.V6.lo(<32 x i32> %v100) #2
174 %v103 = tail call <16 x i32> @llvm.hexagon.V6.vmpyhvsrs(<16 x i32> %v101, <16 x i32> %v102) #2
175 %v104 = tail call <16 x i32> @llvm.hexagon.V6.hi(<32 x i32> %v99) #2
176 %v105 = tail call <16 x i32> @llvm.hexagon.V6.hi(<32 x i32> %v100) #2
177 %v106 = tail call <16 x i32> @llvm.hexagon.V6.vmpyhvsrs(<16 x i32> %v104, <16 x i32> %v105) #2
178 %v107 = tail call <16 x i32> @llvm.hexagon.V6.vsathub(<16 x i32> %v106, <16 x i32> %v103) #2
179 %v108 = getelementptr inbounds <16 x i32>, <16 x i32>* %v39, i32 1
180 store <16 x i32> %v107, <16 x i32>* %v39, align 64
181 %v109 = icmp sgt i32 %v43, 128
182 %v110 = getelementptr inbounds <16 x i32>, <16 x i32>* %v42, i32 1
183 %v111 = getelementptr inbounds <16 x i32>, <16 x i32>* %v41, i32 1
184 %v112 = getelementptr inbounds <16 x i32>, <16 x i32>* %v40, i32 1
185 %v113 = select i1 %v109, <16 x i32>* %v110, <16 x i32>* %v42
186 %v114 = select i1 %v109, <16 x i32>* %v111, <16 x i32>* %v41
187 %v115 = select i1 %v109, <16 x i32>* %v112, <16 x i32>* %v40
188 %v116 = add nsw i32 %v43, -64
189 %v117 = icmp sgt i32 %v43, 64
190 br i1 %v117, label %b6, label %b7
192 b7: ; preds = %b6, %b4
193 %v118 = add nuw nsw i32 %v21, 1
194 %v119 = icmp eq i32 %v21, %v15
195 br i1 %v119, label %b8, label %b2
197 b8: ; preds = %b7, %b0
201 attributes #0 = { nounwind readnone }
202 attributes #1 = { nounwind "target-cpu"="hexagonv60" "target-features"="+hvx,+hvx-length64b" }
203 attributes #2 = { nounwind }