xref: /llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-bitreverse.mir (revision 9e9907f1cfa424366fba58d9520f9305b537cec9)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn -mcpu=hawaii -run-pass=instruction-select -verify-machineinstrs -o - %s  | FileCheck %s
3
4---
5name: bitreverse_i32_ss
6legalized: true
7regBankSelected: true
8
9body: |
10  bb.0:
11    liveins: $sgpr0
12    ; CHECK-LABEL: name: bitreverse_i32_ss
13    ; CHECK: liveins: $sgpr0
14    ; CHECK-NEXT: {{  $}}
15    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
16    ; CHECK-NEXT: [[S_BREV_B32_:%[0-9]+]]:sreg_32 = S_BREV_B32 [[COPY]]
17    ; CHECK-NEXT: S_ENDPGM 0, implicit [[S_BREV_B32_]]
18    %0:sgpr(s32) = COPY $sgpr0
19    %1:sgpr(s32) = G_BITREVERSE %0
20    S_ENDPGM 0, implicit %1
21...
22
23---
24name: bitreverse_i32_vv
25legalized: true
26regBankSelected: true
27
28body: |
29  bb.0:
30    liveins: $vgpr0
31    ; CHECK-LABEL: name: bitreverse_i32_vv
32    ; CHECK: liveins: $vgpr0
33    ; CHECK-NEXT: {{  $}}
34    ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
35    ; CHECK-NEXT: [[V_BFREV_B32_e64_:%[0-9]+]]:vgpr_32 = V_BFREV_B32_e64 [[COPY]], implicit $exec
36    ; CHECK-NEXT: S_ENDPGM 0, implicit [[V_BFREV_B32_e64_]]
37    %0:vgpr(s32) = COPY $vgpr0
38    %1:vgpr(s32) = G_BITREVERSE %0
39    S_ENDPGM 0, implicit %1
40...
41
42---
43name: bitreverse_i32_vs
44legalized: true
45regBankSelected: true
46
47body: |
48  bb.0:
49    liveins: $sgpr0
50    ; CHECK-LABEL: name: bitreverse_i32_vs
51    ; CHECK: liveins: $sgpr0
52    ; CHECK-NEXT: {{  $}}
53    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
54    ; CHECK-NEXT: [[V_BFREV_B32_e64_:%[0-9]+]]:vgpr_32 = V_BFREV_B32_e64 [[COPY]], implicit $exec
55    ; CHECK-NEXT: S_ENDPGM 0, implicit [[V_BFREV_B32_e64_]]
56    %0:sgpr(s32) = COPY $sgpr0
57    %1:vgpr(s32) = G_BITREVERSE %0
58    S_ENDPGM 0, implicit %1
59...
60
61---
62name: bitreverse_i64_ss
63legalized: true
64regBankSelected: true
65
66body: |
67  bb.0:
68    liveins: $sgpr0_sgpr1
69    ; CHECK-LABEL: name: bitreverse_i64_ss
70    ; CHECK: liveins: $sgpr0_sgpr1
71    ; CHECK-NEXT: {{  $}}
72    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
73    ; CHECK-NEXT: [[S_BREV_B64_:%[0-9]+]]:sreg_64 = S_BREV_B64 [[COPY]]
74    ; CHECK-NEXT: S_ENDPGM 0, implicit [[S_BREV_B64_]]
75    %0:sgpr(s64) = COPY $sgpr0_sgpr1
76    %1:sgpr(s64) = G_BITREVERSE %0
77    S_ENDPGM 0, implicit %1
78...
79
80---
81name: bitreverse_i64_vv
82legalized: true
83regBankSelected: true
84
85body: |
86  bb.0:
87    liveins: $vgpr0_vgpr1
88    ; CHECK-LABEL: name: bitreverse_i64_vv
89    ; CHECK: liveins: $vgpr0_vgpr1
90    ; CHECK-NEXT: {{  $}}
91    ; CHECK-NEXT: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
92    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
93    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub1
94    ; CHECK-NEXT: [[V_BFREV_B32_e64_:%[0-9]+]]:vgpr_32 = V_BFREV_B32_e64 [[COPY2]], implicit $exec
95    ; CHECK-NEXT: [[V_BFREV_B32_e64_1:%[0-9]+]]:vgpr_32 = V_BFREV_B32_e64 [[COPY1]], implicit $exec
96    ; CHECK-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[V_BFREV_B32_e64_]], %subreg.sub0, [[V_BFREV_B32_e64_1]], %subreg.sub1
97    ; CHECK-NEXT: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
98    %0:vgpr(s64) = COPY $vgpr0_vgpr1
99    %2:vgpr(s32), %3:vgpr(s32) = G_UNMERGE_VALUES %0(s64)
100    %4:vgpr(s32) = G_BITREVERSE %3
101    %5:vgpr(s32) = G_BITREVERSE %2
102    %1:vgpr(s64) = G_MERGE_VALUES %4(s32), %5(s32)
103    S_ENDPGM 0, implicit %1
104...
105
106---
107name: bitreverse_i64_vs
108legalized: true
109regBankSelected: true
110
111body: |
112  bb.0:
113    liveins: $sgpr0_sgpr1
114    ; CHECK-LABEL: name: bitreverse_i64_vs
115    ; CHECK: liveins: $sgpr0_sgpr1
116    ; CHECK-NEXT: {{  $}}
117    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
118    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
119    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub1
120    ; CHECK-NEXT: [[V_BFREV_B32_e64_:%[0-9]+]]:vgpr_32 = V_BFREV_B32_e64 [[COPY2]], implicit $exec
121    ; CHECK-NEXT: [[V_BFREV_B32_e64_1:%[0-9]+]]:vgpr_32 = V_BFREV_B32_e64 [[COPY1]], implicit $exec
122    ; CHECK-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[V_BFREV_B32_e64_]], %subreg.sub0, [[V_BFREV_B32_e64_1]], %subreg.sub1
123    ; CHECK-NEXT: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
124    %0:sgpr(s64) = COPY $sgpr0_sgpr1
125    %2:sgpr(s32), %3:sgpr(s32) = G_UNMERGE_VALUES %0(s64)
126    %4:vgpr(s32) = G_BITREVERSE %3
127    %5:vgpr(s32) = G_BITREVERSE %2
128    %1:vgpr(s64) = G_MERGE_VALUES %4(s32), %5(s32)
129    S_ENDPGM 0, implicit %1
130...
131