xref: /llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-cttz.mir (revision 373c343a77a7afaa07179db1754a52b620dfaf2e)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -O0 -run-pass=legalizer %s -o - | FileCheck %s
3
4---
5name: cttz_s32_s32
6
7body: |
8  bb.0:
9    liveins: $vgpr0
10    ; CHECK-LABEL: name: cttz_s32_s32
11    ; CHECK: liveins: $vgpr0
12    ; CHECK-NEXT: {{  $}}
13    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
14    ; CHECK-NEXT: [[AMDGPU_FFBL_B32_:%[0-9]+]]:_(s32) = G_AMDGPU_FFBL_B32 [[COPY]](s32)
15    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 32
16    ; CHECK-NEXT: [[UMIN:%[0-9]+]]:_(s32) = G_UMIN [[AMDGPU_FFBL_B32_]], [[C]]
17    ; CHECK-NEXT: $vgpr0 = COPY [[UMIN]](s32)
18    %0:_(s32) = COPY $vgpr0
19    %1:_(s32) = G_CTTZ %0
20    $vgpr0 = COPY %1
21...
22
23---
24name: cttz_s32_s64
25
26body: |
27  bb.0:
28    liveins: $vgpr0_vgpr1
29    ; CHECK-LABEL: name: cttz_s32_s64
30    ; CHECK: liveins: $vgpr0_vgpr1
31    ; CHECK-NEXT: {{  $}}
32    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
33    ; CHECK-NEXT: [[AMDGPU_FFBL_B32_:%[0-9]+]]:_(s32) = G_AMDGPU_FFBL_B32 [[COPY]](s64)
34    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 64
35    ; CHECK-NEXT: [[UMIN:%[0-9]+]]:_(s32) = G_UMIN [[AMDGPU_FFBL_B32_]], [[C]]
36    ; CHECK-NEXT: $vgpr0 = COPY [[UMIN]](s32)
37    %0:_(s64) = COPY $vgpr0_vgpr1
38    %1:_(s32) = G_CTTZ %0
39    $vgpr0 = COPY %1
40...
41
42---
43name: cttz_s64_s64
44
45body: |
46  bb.0:
47    liveins: $vgpr0_vgpr1
48    ; CHECK-LABEL: name: cttz_s64_s64
49    ; CHECK: liveins: $vgpr0_vgpr1
50    ; CHECK-NEXT: {{  $}}
51    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
52    ; CHECK-NEXT: [[AMDGPU_FFBL_B32_:%[0-9]+]]:_(s32) = G_AMDGPU_FFBL_B32 [[COPY]](s64)
53    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 64
54    ; CHECK-NEXT: [[UMIN:%[0-9]+]]:_(s32) = G_UMIN [[AMDGPU_FFBL_B32_]], [[C]]
55    ; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[UMIN]](s32)
56    ; CHECK-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
57    %0:_(s64) = COPY $vgpr0_vgpr1
58    %1:_(s64) = G_CTTZ %0
59    $vgpr0_vgpr1 = COPY %1
60...
61
62---
63name: cttz_s16_s32
64
65body: |
66  bb.0:
67    liveins: $vgpr0
68    ; CHECK-LABEL: name: cttz_s16_s32
69    ; CHECK: liveins: $vgpr0
70    ; CHECK-NEXT: {{  $}}
71    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
72    ; CHECK-NEXT: [[AMDGPU_FFBL_B32_:%[0-9]+]]:_(s32) = G_AMDGPU_FFBL_B32 [[COPY]](s32)
73    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 32
74    ; CHECK-NEXT: [[UMIN:%[0-9]+]]:_(s32) = G_UMIN [[AMDGPU_FFBL_B32_]], [[C]]
75    ; CHECK-NEXT: $vgpr0 = COPY [[UMIN]](s32)
76    %0:_(s32) = COPY $vgpr0
77    %1:_(s16) = G_CTTZ %0
78    %2:_(s32) = G_ZEXT %1
79    $vgpr0 = COPY %2
80...
81
82---
83name: cttz_s16_s16
84
85body: |
86  bb.0:
87    liveins: $vgpr0
88    ; CHECK-LABEL: name: cttz_s16_s16
89    ; CHECK: liveins: $vgpr0
90    ; CHECK-NEXT: {{  $}}
91    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
92    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65536
93    ; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY]], [[C]]
94    ; CHECK-NEXT: [[CTTZ_ZERO_UNDEF:%[0-9]+]]:_(s32) = G_CTTZ_ZERO_UNDEF [[OR]](s32)
95    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY [[CTTZ_ZERO_UNDEF]](s32)
96    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
97    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C1]]
98    ; CHECK-NEXT: $vgpr0 = COPY [[AND]](s32)
99    %0:_(s32) = COPY $vgpr0
100    %1:_(s16) = G_TRUNC %0
101    %2:_(s16) = G_CTTZ %1
102    %3:_(s32) = G_ZEXT %2
103    $vgpr0 = COPY %3
104...
105
106---
107name: cttz_v2s32_v2s32
108
109body: |
110  bb.0:
111    liveins: $vgpr0_vgpr1
112    ; CHECK-LABEL: name: cttz_v2s32_v2s32
113    ; CHECK: liveins: $vgpr0_vgpr1
114    ; CHECK-NEXT: {{  $}}
115    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
116    ; CHECK-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
117    ; CHECK-NEXT: [[AMDGPU_FFBL_B32_:%[0-9]+]]:_(s32) = G_AMDGPU_FFBL_B32 [[UV]](s32)
118    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 32
119    ; CHECK-NEXT: [[UMIN:%[0-9]+]]:_(s32) = G_UMIN [[AMDGPU_FFBL_B32_]], [[C]]
120    ; CHECK-NEXT: [[AMDGPU_FFBL_B32_1:%[0-9]+]]:_(s32) = G_AMDGPU_FFBL_B32 [[UV1]](s32)
121    ; CHECK-NEXT: [[UMIN1:%[0-9]+]]:_(s32) = G_UMIN [[AMDGPU_FFBL_B32_1]], [[C]]
122    ; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[UMIN]](s32), [[UMIN1]](s32)
123    ; CHECK-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
124    %0:_(<2 x s32>) = COPY $vgpr0_vgpr1
125    %1:_(<2 x s32>) = G_CTTZ %0
126    $vgpr0_vgpr1 = COPY %1
127...
128
129---
130name: cttz_v2s32_v2s64
131
132body: |
133  bb.0:
134    liveins: $vgpr0_vgpr1_vgpr2_vgpr3
135    ; CHECK-LABEL: name: cttz_v2s32_v2s64
136    ; CHECK: liveins: $vgpr0_vgpr1_vgpr2_vgpr3
137    ; CHECK-NEXT: {{  $}}
138    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
139    ; CHECK-NEXT: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY]](<2 x s64>)
140    ; CHECK-NEXT: [[AMDGPU_FFBL_B32_:%[0-9]+]]:_(s32) = G_AMDGPU_FFBL_B32 [[UV]](s64)
141    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 64
142    ; CHECK-NEXT: [[UMIN:%[0-9]+]]:_(s32) = G_UMIN [[AMDGPU_FFBL_B32_]], [[C]]
143    ; CHECK-NEXT: [[AMDGPU_FFBL_B32_1:%[0-9]+]]:_(s32) = G_AMDGPU_FFBL_B32 [[UV1]](s64)
144    ; CHECK-NEXT: [[UMIN1:%[0-9]+]]:_(s32) = G_UMIN [[AMDGPU_FFBL_B32_1]], [[C]]
145    ; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[UMIN]](s32), [[UMIN1]](s32)
146    ; CHECK-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
147    %0:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
148    %1:_(<2 x s32>) = G_CTTZ %0
149    $vgpr0_vgpr1 = COPY %1
150...
151
152---
153name: cttz_v2s16_v2s16
154
155body: |
156  bb.0:
157    liveins: $vgpr0
158    ; CHECK-LABEL: name: cttz_v2s16_v2s16
159    ; CHECK: liveins: $vgpr0
160    ; CHECK-NEXT: {{  $}}
161    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
162    ; CHECK-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<2 x s16>)
163    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
164    ; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
165    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65536
166    ; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[BITCAST]], [[C1]]
167    ; CHECK-NEXT: [[CTTZ_ZERO_UNDEF:%[0-9]+]]:_(s32) = G_CTTZ_ZERO_UNDEF [[OR]](s32)
168    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY [[CTTZ_ZERO_UNDEF]](s32)
169    ; CHECK-NEXT: [[OR1:%[0-9]+]]:_(s32) = G_OR [[LSHR]], [[C1]]
170    ; CHECK-NEXT: [[CTTZ_ZERO_UNDEF1:%[0-9]+]]:_(s32) = G_CTTZ_ZERO_UNDEF [[OR1]](s32)
171    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY [[CTTZ_ZERO_UNDEF1]](s32)
172    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
173    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C2]]
174    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY2]], [[C2]]
175    ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[AND1]], [[C]](s32)
176    ; CHECK-NEXT: [[OR2:%[0-9]+]]:_(s32) = G_OR [[AND]], [[SHL]]
177    ; CHECK-NEXT: [[BITCAST1:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR2]](s32)
178    ; CHECK-NEXT: $vgpr0 = COPY [[BITCAST1]](<2 x s16>)
179    %0:_(<2 x s16>) = COPY $vgpr0
180    %1:_(<2 x s16>) = G_CTTZ %0
181    $vgpr0 = COPY %1
182...
183
184---
185name: cttz_s7_s7
186
187body: |
188  bb.0:
189    liveins: $vgpr0
190
191    ; CHECK-LABEL: name: cttz_s7_s7
192    ; CHECK: liveins: $vgpr0
193    ; CHECK-NEXT: {{  $}}
194    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
195    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 128
196    ; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY]], [[C]]
197    ; CHECK-NEXT: [[CTTZ_ZERO_UNDEF:%[0-9]+]]:_(s32) = G_CTTZ_ZERO_UNDEF [[OR]](s32)
198    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY [[CTTZ_ZERO_UNDEF]](s32)
199    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 127
200    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C1]]
201    ; CHECK-NEXT: $vgpr0 = COPY [[AND]](s32)
202    %0:_(s32) = COPY $vgpr0
203    %1:_(s7) = G_TRUNC %0
204    %2:_(s7) = G_CTTZ %1
205    %3:_(s32) = G_ZEXT %2
206    $vgpr0 = COPY %3
207...
208
209---
210name: cttz_s33_s33
211
212body: |
213  bb.0:
214    liveins: $vgpr0_vgpr1
215
216    ; CHECK-LABEL: name: cttz_s33_s33
217    ; CHECK: liveins: $vgpr0_vgpr1
218    ; CHECK-NEXT: {{  $}}
219    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
220    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 8589934592
221    ; CHECK-NEXT: [[OR:%[0-9]+]]:_(s64) = G_OR [[COPY]], [[C]]
222    ; CHECK-NEXT: [[CTTZ_ZERO_UNDEF:%[0-9]+]]:_(s32) = G_CTTZ_ZERO_UNDEF [[OR]](s64)
223    ; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[CTTZ_ZERO_UNDEF]](s32)
224    ; CHECK-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
225    %0:_(s64) = COPY $vgpr0_vgpr1
226    %1:_(s33) = G_TRUNC %0
227    %2:_(s33) = G_CTTZ %1
228    %3:_(s64) = G_ANYEXT %2
229    $vgpr0_vgpr1 = COPY %3
230...
231