xref: /llvm-project/llvm/test/CodeGen/Thumb2/LowOverheadLoops/vmldava_in_vpt.mir (revision 59c6bd156cc8b42758ce90909615748e21c6eee2)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=thumbv8.1m.main -mattr=+mve -run-pass=arm-low-overhead-loops %s -o - | FileCheck %s
3
4--- |
5  define hidden i32 @vmldava_in_vpt(ptr %input_1_vect, ptr %input_2_vect, i32 %input_1_offset, i32 %input_2_offset, i32 %out_offset, i32 %out_mult, i32 %out_shift, i32 %out_activation_min, i32 %out_activation_max, i32 %block_size) local_unnamed_addr #0 {
6  entry:
7    %add = add i32 %block_size, 3
8    %div = lshr i32 %add, 2
9    %0 = call { i32, i1 } @llvm.test.start.loop.iterations.i32(i32 %div)
10    %wls0 = extractvalue { i32, i1 } %0, 0
11    %wls1 = extractvalue { i32, i1 } %0, 1
12    br i1 %wls1, label %for.body.lr.ph, label %for.cond.cleanup
13
14  for.body.lr.ph:                                   ; preds = %entry
15    %.splatinsert.i41 = insertelement <4 x i32> undef, i32 %out_activation_min, i32 0
16    %.splat.i42 = shufflevector <4 x i32> %.splatinsert.i41, <4 x i32> undef, <4 x i32> zeroinitializer
17    %.splatinsert.i = insertelement <4 x i32> undef, i32 %out_activation_max, i32 0
18    %.splat.i = shufflevector <4 x i32> %.splatinsert.i, <4 x i32> undef, <4 x i32> zeroinitializer
19    br label %for.body
20
21  for.cond.cleanup:                                 ; preds = %for.body, %entry
22    %res = phi i32 [ 0, %entry ], [ %acc.next, %for.body ]
23    ret i32 %res
24
25  for.body:                                         ; preds = %for.body, %for.body.lr.ph
26    %lsr.iv = phi i32 [ %iv.next, %for.body ], [ %wls0, %for.body.lr.ph ]
27    %input_1_vect.addr.052 = phi ptr [ %input_1_vect, %for.body.lr.ph ], [ %add.ptr, %for.body ]
28    %input_2_vect.addr.051 = phi ptr [ %input_2_vect, %for.body.lr.ph ], [ %add.ptr14, %for.body ]
29    %num_elements.049 = phi i32 [ %block_size, %for.body.lr.ph ], [ %sub, %for.body ]
30    %acc = phi i32 [ 0, %for.body.lr.ph ], [ %acc.next, %for.body ]
31    %input_2_cast = bitcast ptr %input_2_vect.addr.051 to ptr
32    %input_1_cast = bitcast ptr %input_1_vect.addr.052 to ptr
33    %pred = tail call <4 x i1> @llvm.arm.mve.vctp32(i32 %num_elements.049)
34    %load.1 = tail call <4 x i32> @llvm.masked.load.v4i32.p0(ptr %input_1_cast, i32 4, <4 x i1> %pred, <4 x i32> undef)
35    %insert.input_1_offset = insertelement <4 x i32> undef, i32 %input_1_offset, i32 0
36    %splat.input_1_offset = shufflevector <4 x i32> %insert.input_1_offset, <4 x i32> undef, <4 x i32> zeroinitializer
37    %insert.input_2_offset = insertelement <4 x i32> undef, i32 %input_2_offset, i32 0
38    %splat.input_2_offset = shufflevector <4 x i32> %insert.input_2_offset, <4 x i32> undef, <4 x i32> zeroinitializer
39    %add.1 = add <4 x i32> %load.1, %splat.input_1_offset
40    %load.2 = tail call <4 x i32> @llvm.masked.load.v4i32.p0(ptr %input_2_cast, i32 4, <4 x i1> %pred, <4 x i32> undef)
41    %add.2 = add <4 x i32> %load.2, %splat.input_2_offset
42    %mul = mul <4 x i32> %add.1, %add.2
43    %insert.output = insertelement <4 x i32> undef, i32 %out_offset, i32 0
44    %splat.output = shufflevector <4 x i32> %insert.output, <4 x i32> undef, <4 x i32> zeroinitializer
45    %add7 = add <4 x i32> %mul, %splat.output
46    %max = tail call <4 x i32> @llvm.arm.mve.max.predicated.v4i32.v4i1(<4 x i32> %add7, <4 x i32> %.splat.i42, i32 1, <4 x i1> %pred, <4 x i32> undef)
47    %min = tail call <4 x i32> @llvm.arm.mve.min.predicated.v4i32.v4i1(<4 x i32> %max, <4 x i32> %.splat.i, i32 1, <4 x i1> %pred, <4 x i32> undef)
48    %acc.next = call i32 @llvm.arm.mve.vmldava.predicated.v4i32.v4i1(i32 0, i32 0, i32 0, i32 %acc, <4 x i32> %min, <4 x i32> %max, <4 x i1> %pred)
49    %add.ptr = getelementptr inbounds i8, ptr %input_1_vect.addr.052, i32 4
50    %add.ptr14 = getelementptr inbounds i8, ptr %input_2_vect.addr.051, i32 4
51    %sub = add i32 %num_elements.049, -4
52    %iv.next = call i32 @llvm.loop.decrement.reg.i32(i32 %lsr.iv, i32 1)
53    %cmp = icmp ne i32 %iv.next, 0
54    br i1 %cmp, label %for.body, label %for.cond.cleanup
55  }
56  declare <4 x i1> @llvm.arm.mve.vctp32(i32) #1
57  declare <4 x i32> @llvm.masked.load.v4i32.p0(ptr, i32 immarg, <4 x i1>, <4 x i32>) #2
58  declare void @llvm.masked.store.v4i32.p0(<4 x i32>, ptr, i32 immarg, <4 x i1>) #3
59  declare <4 x i32> @llvm.arm.mve.min.predicated.v4i32.v4i1(<4 x i32>, <4 x i32>, i32, <4 x i1>, <4 x i32>) #1
60  declare <4 x i32> @llvm.arm.mve.max.predicated.v4i32.v4i1(<4 x i32>, <4 x i32>, i32, <4 x i1>, <4 x i32>) #1
61  declare i32 @llvm.arm.mve.vmldava.predicated.v4i32.v4i1(i32, i32, i32, i32, <4 x i32>, <4 x i32>, <4 x i1>) #1
62  declare { i32, i1 } @llvm.test.start.loop.iterations.i32(i32) #4
63  declare i32 @llvm.loop.decrement.reg.i32(i32, i32) #4
64...
65---
66name:            vmldava_in_vpt
67alignment:       2
68exposesReturnsTwice: false
69legalized:       false
70regBankSelected: false
71selected:        false
72failedISel:      false
73tracksRegLiveness: true
74hasWinCFI:       false
75registers:       []
76liveins:
77  - { reg: '$r0', virtual-reg: '' }
78  - { reg: '$r1', virtual-reg: '' }
79  - { reg: '$r2', virtual-reg: '' }
80  - { reg: '$r3', virtual-reg: '' }
81frameInfo:
82  isFrameAddressTaken: false
83  isReturnAddressTaken: false
84  hasStackMap:     false
85  hasPatchPoint:   false
86  stackSize:       16
87  offsetAdjustment: 0
88  maxAlignment:    4
89  adjustsStack:    false
90  hasCalls:        false
91  stackProtector:  ''
92  maxCallFrameSize: 0
93  cvBytesOfCalleeSavedRegisters: 0
94  hasOpaqueSPAdjustment: false
95  hasVAStart:      false
96  hasMustTailInVarArgFunc: false
97  localFrameSize:  0
98  savePoint:       ''
99  restorePoint:    ''
100fixedStack:
101  - { id: 0, type: default, offset: 20, size: 4, alignment: 4, stack-id: default,
102      isImmutable: true, isAliased: false, callee-saved-register: '', callee-saved-restored: true,
103      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
104  - { id: 1, type: default, offset: 16, size: 4, alignment: 8, stack-id: default,
105      isImmutable: true, isAliased: false, callee-saved-register: '', callee-saved-restored: true,
106      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
107  - { id: 2, type: default, offset: 12, size: 4, alignment: 4, stack-id: default,
108      isImmutable: true, isAliased: false, callee-saved-register: '', callee-saved-restored: true,
109      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
110  - { id: 3, type: default, offset: 8, size: 4, alignment: 8, stack-id: default,
111      isImmutable: true, isAliased: false, callee-saved-register: '', callee-saved-restored: true,
112      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
113  - { id: 4, type: default, offset: 4, size: 4, alignment: 4, stack-id: default,
114      isImmutable: true, isAliased: false, callee-saved-register: '', callee-saved-restored: true,
115      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
116  - { id: 5, type: default, offset: 0, size: 4, alignment: 8, stack-id: default,
117      isImmutable: true, isAliased: false, callee-saved-register: '', callee-saved-restored: true,
118      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
119stack:
120  - { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
121      stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
122      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
123  - { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
124      stack-id: default, callee-saved-register: '$r6', callee-saved-restored: true,
125      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
126  - { id: 2, name: '', type: spill-slot, offset: -12, size: 4, alignment: 4,
127      stack-id: default, callee-saved-register: '$r5', callee-saved-restored: true,
128      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
129  - { id: 3, name: '', type: spill-slot, offset: -16, size: 4, alignment: 4,
130      stack-id: default, callee-saved-register: '$r4', callee-saved-restored: true,
131      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
132callSites:       []
133debugValueSubstitutions: []
134constants:       []
135machineFunctionInfo: {}
136body:             |
137  ; CHECK-LABEL: name: vmldava_in_vpt
138  ; CHECK: bb.0.entry:
139  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.3(0x40000000)
140  ; CHECK-NEXT:   liveins: $lr, $r0, $r1, $r2, $r3, $r4, $r5, $r6
141  ; CHECK-NEXT: {{  $}}
142  ; CHECK-NEXT:   frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r4, killed $r5, killed $r6, killed $lr, implicit-def $sp, implicit $sp
143  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION def_cfa_offset 16
144  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $lr, -4
145  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r6, -8
146  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r5, -12
147  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r4, -16
148  ; CHECK-NEXT:   renamable $r4 = tLDRspi $sp, 9, 14 /* CC::al */, $noreg :: (load (s32) from %fixed-stack.5)
149  ; CHECK-NEXT:   renamable $r12 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg
150  ; CHECK-NEXT:   $lr = MVE_WLSTP_32 killed renamable $r4, %bb.3
151  ; CHECK-NEXT: {{  $}}
152  ; CHECK-NEXT: bb.1.for.body.lr.ph:
153  ; CHECK-NEXT:   successors: %bb.2(0x80000000)
154  ; CHECK-NEXT:   liveins: $lr, $r0, $r1, $r2, $r3
155  ; CHECK-NEXT: {{  $}}
156  ; CHECK-NEXT:   renamable $r5 = tLDRspi $sp, 4, 14 /* CC::al */, $noreg :: (load (s32) from %fixed-stack.0, align 8)
157  ; CHECK-NEXT:   $r6, $r12 = t2LDRDi8 $sp, 28, 14 /* CC::al */, $noreg :: (load (s32) from %fixed-stack.3), (load (s32) from %fixed-stack.4, align 8)
158  ; CHECK-NEXT:   renamable $q0 = MVE_VDUP32 killed renamable $r12, 0, $noreg, $noreg, undef renamable $q0
159  ; CHECK-NEXT:   renamable $q1 = MVE_VDUP32 killed renamable $r6, 0, $noreg, $noreg, undef renamable $q1
160  ; CHECK-NEXT:   renamable $r12 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg
161  ; CHECK-NEXT: {{  $}}
162  ; CHECK-NEXT: bb.2.for.body:
163  ; CHECK-NEXT:   successors: %bb.2(0x7c000000), %bb.3(0x04000000)
164  ; CHECK-NEXT:   liveins: $lr, $q0, $q1, $r0, $r1, $r2, $r3, $r5, $r12
165  ; CHECK-NEXT: {{  $}}
166  ; CHECK-NEXT:   renamable $r1, renamable $q2 = MVE_VLDRWU32_post killed renamable $r1, 4, 0, $noreg, $noreg :: (load (s128) from %ir.input_2_cast, align 4)
167  ; CHECK-NEXT:   renamable $r0, renamable $q3 = MVE_VLDRWU32_post killed renamable $r0, 4, 0, $noreg, $noreg :: (load (s128) from %ir.input_1_cast, align 4)
168  ; CHECK-NEXT:   renamable $q2 = MVE_VADD_qr_i32 killed renamable $q2, renamable $r3, 0, $noreg, $noreg, undef renamable $q2
169  ; CHECK-NEXT:   renamable $q3 = MVE_VADD_qr_i32 killed renamable $q3, renamable $r2, 0, $noreg, $noreg, undef renamable $q3
170  ; CHECK-NEXT:   renamable $q3 = MVE_VMLAS_qr_i32 killed renamable $q3, killed renamable $q2, renamable $r5, 0, $noreg, $noreg
171  ; CHECK-NEXT:   renamable $q2 = MVE_VMAXu32 killed renamable $q3, renamable $q1, 0, $noreg, $noreg, undef renamable $q2
172  ; CHECK-NEXT:   renamable $q3 = MVE_VMINu32 renamable $q2, renamable $q0, 0, $noreg, $noreg, undef renamable $q3
173  ; CHECK-NEXT:   renamable $r12 = MVE_VMLADAVas32 killed renamable $r12, killed renamable $q3, killed renamable $q2, 0, killed $noreg, $noreg
174  ; CHECK-NEXT:   $lr = MVE_LETP killed renamable $lr, %bb.2
175  ; CHECK-NEXT: {{  $}}
176  ; CHECK-NEXT: bb.3.for.cond.cleanup:
177  ; CHECK-NEXT:   liveins: $r12
178  ; CHECK-NEXT: {{  $}}
179  ; CHECK-NEXT:   $r0 = tMOVr killed $r12, 14 /* CC::al */, $noreg
180  ; CHECK-NEXT:   frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r4, def $r5, def $r6, def $pc, implicit killed $r0
181  bb.0.entry:
182    successors: %bb.1(0x40000000), %bb.3(0x40000000)
183    liveins: $r0, $r1, $r2, $r3, $r4, $r5, $r6, $lr
184
185    frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r4, killed $r5, killed $r6, killed $lr, implicit-def $sp, implicit $sp
186    frame-setup CFI_INSTRUCTION def_cfa_offset 16
187    frame-setup CFI_INSTRUCTION offset $lr, -4
188    frame-setup CFI_INSTRUCTION offset $r6, -8
189    frame-setup CFI_INSTRUCTION offset $r5, -12
190    frame-setup CFI_INSTRUCTION offset $r4, -16
191    renamable $r4 = tLDRspi $sp, 9, 14 /* CC::al */, $noreg :: (load (s32) from %fixed-stack.0)
192    renamable $r12 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg
193    renamable $r5, dead $cpsr = tADDi3 renamable $r4, 3, 14 /* CC::al */, $noreg
194    renamable $r5, dead $cpsr = tLSRri killed renamable $r5, 2, 14 /* CC::al */, $noreg
195    renamable $lr = t2WhileLoopStartLR killed renamable $r5, %bb.3, implicit-def dead $cpsr
196    tB %bb.1, 14 /* CC::al */, $noreg
197
198  bb.1.for.body.lr.ph:
199    successors: %bb.2(0x80000000)
200    liveins: $lr, $r0, $r1, $r2, $r3, $r4
201
202    renamable $r5 = tLDRspi $sp, 4, 14 /* CC::al */, $noreg :: (load (s32) from %fixed-stack.5, align 8)
203    $r6, $r12 = t2LDRDi8 $sp, 28, 14 /* CC::al */, $noreg :: (load (s32) from %fixed-stack.2), (load (s32) from %fixed-stack.1, align 8)
204    renamable $q0 = MVE_VDUP32 killed renamable $r12, 0, $noreg, $noreg, undef renamable $q0
205    renamable $q1 = MVE_VDUP32 killed renamable $r6, 0, $noreg, $noreg, undef renamable $q1
206    renamable $r12 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg
207
208  bb.2.for.body:
209    successors: %bb.2(0x7c000000), %bb.3(0x04000000)
210    liveins: $lr, $q0, $q1, $r0, $r1, $r2, $r3, $r4, $r5, $r12
211
212    renamable $vpr = MVE_VCTP32 renamable $r4, 0, $noreg, $noreg
213    MVE_VPST 8, implicit $vpr
214    renamable $r1, renamable $q2 = MVE_VLDRWU32_post killed renamable $r1, 4, 1, renamable $vpr, $noreg :: (load (s128) from %ir.input_2_cast, align 4)
215    MVE_VPST 8, implicit $vpr
216    renamable $r0, renamable $q3 = MVE_VLDRWU32_post killed renamable $r0, 4, 1, renamable $vpr, $noreg :: (load (s128) from %ir.input_1_cast, align 4)
217    renamable $q2 = MVE_VADD_qr_i32 killed renamable $q2, renamable $r3, 0, $noreg, $noreg, undef renamable $q2
218    renamable $q3 = MVE_VADD_qr_i32 killed renamable $q3, renamable $r2, 0, $noreg, $noreg, undef renamable $q3
219    renamable $r4, dead $cpsr = tSUBi8 killed renamable $r4, 4, 14 /* CC::al */, $noreg
220    renamable $q3 = MVE_VMLAS_qr_i32 killed renamable $q3, killed renamable $q2, renamable $r5, 0, $noreg, $noreg
221    MVE_VPST 2, implicit $vpr
222    renamable $q2 = MVE_VMAXu32 killed renamable $q3, renamable $q1, 1, renamable $vpr, $noreg, undef renamable $q2
223    renamable $q3 = MVE_VMINu32 renamable $q2, renamable $q0, 1, renamable $vpr, $noreg, undef renamable $q3
224    renamable $r12 = MVE_VMLADAVas32 killed renamable $r12, killed renamable $q3, killed renamable $q2, 1, killed renamable $vpr, $noreg
225    renamable $lr = t2LoopEndDec killed renamable $lr, %bb.2, implicit-def dead $cpsr
226    tB %bb.3, 14 /* CC::al */, $noreg
227
228  bb.3.for.cond.cleanup:
229    liveins: $r12
230
231    $r0 = tMOVr killed $r12, 14 /* CC::al */, $noreg
232    frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r4, def $r5, def $r6, def $pc, implicit killed $r0
233
234...
235