1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -mtriple=thumbv8.1m.main -run-pass=arm-low-overhead-loops %s -o - --verify-machineinstrs | FileCheck %s
5 ; Function Attrs: nounwind
6 define hidden arm_aapcs_vfpcc void @cond_trip_count(float* %0, i32 %1, float* nocapture %2) local_unnamed_addr #1 {
14 tracksRegLiveness: true
17 - { reg: '$r0', virtual-reg: '' }
18 - { reg: '$r1', virtual-reg: '' }
19 - { reg: '$r2', virtual-reg: '' }
26 - { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
27 stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
28 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
29 - { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
30 stack-id: default, callee-saved-register: '$r4', callee-saved-restored: true,
31 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
35 value: 'float 0.000000e+00'
37 isTargetSpecific: false
38 machineFunctionInfo: {}
40 ; CHECK-LABEL: name: cond_trip_count
42 ; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
43 ; CHECK: liveins: $lr, $r0, $r1, $r2, $r4
44 ; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r4, killed $lr, implicit-def $sp, implicit $sp
45 ; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 8
46 ; CHECK: frame-setup CFI_INSTRUCTION offset $lr, -4
47 ; CHECK: frame-setup CFI_INSTRUCTION offset $r4, -8
48 ; CHECK: tCMPi8 renamable $r1, 2, 14 /* CC::al */, $noreg, implicit-def $cpsr
49 ; CHECK: renamable $r12 = t2MOVi 4, 14 /* CC::al */, $noreg, $noreg
50 ; CHECK: tBcc %bb.2, 2 /* CC::hs */, killed $cpsr
53 ; CHECK: renamable $s0 = VLDRS %const.0, 0, 14 /* CC::al */, $noreg
54 ; CHECK: VSTRS killed renamable $s0, killed renamable $r2, 0, 14 /* CC::al */, $noreg
55 ; CHECK: tPOP_RET 14 /* CC::al */, $noreg, def $r4, def $pc
57 ; CHECK: successors: %bb.3(0x80000000)
58 ; CHECK: liveins: $r0, $r1, $r2, $r12
59 ; CHECK: renamable $r4, dead $cpsr = tMOVi8 1, 14 /* CC::al */, $noreg
60 ; CHECK: tCMPi8 renamable $r1, 4, 14 /* CC::al */, $noreg, implicit-def $cpsr
61 ; CHECK: t2IT 11, 8, implicit-def $itstate
62 ; CHECK: $r12 = tMOVr renamable $r1, 11 /* CC::lt */, killed $cpsr, implicit killed renamable $r12, implicit killed $itstate
63 ; CHECK: renamable $r3 = t2SUBrr renamable $r1, killed renamable $r12, 14 /* CC::al */, $noreg, $noreg
64 ; CHECK: renamable $r3, dead $cpsr = tADDi8 killed renamable $r3, 3, 14 /* CC::al */, $noreg
65 ; CHECK: $r12 = tMOVr $r1, 14 /* CC::al */, $noreg
66 ; CHECK: renamable $r4 = nuw nsw t2ADDrs killed renamable $r4, killed renamable $r3, 19, 14 /* CC::al */, $noreg, $noreg
67 ; CHECK: renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
68 ; CHECK: $r3 = tMOVr $r0, 14 /* CC::al */, $noreg
69 ; CHECK: $lr = MVE_DLSTP_32 killed renamable $r12
71 ; CHECK: successors: %bb.3(0x7c000000), %bb.4(0x04000000)
72 ; CHECK: liveins: $lr, $q0, $r0, $r1, $r2, $r3, $r4
73 ; CHECK: renamable $q1 = nnan ninf nsz MVE_VLDRWU32 renamable $r3, 0, 0, $noreg
74 ; CHECK: renamable $q0 = nnan ninf nsz MVE_VADDf32 killed renamable $q0, killed renamable $q1, 0, killed $noreg, killed renamable $q0
75 ; CHECK: renamable $r3, dead $cpsr = nuw tADDi8 killed renamable $r3, 16, 14 /* CC::al */, $noreg
76 ; CHECK: $lr = MVE_LETP killed renamable $lr, %bb.3
78 ; CHECK: successors: %bb.5(0x80000000)
79 ; CHECK: liveins: $q0, $r0, $r1, $r2, $r4
80 ; CHECK: renamable $s4 = nnan ninf nsz VADDS renamable $s0, renamable $s1, 14 /* CC::al */, $noreg
81 ; CHECK: dead $lr = tMOVr $r4, 14 /* CC::al */, $noreg
82 ; CHECK: $r3 = tMOVr $r1, 14 /* CC::al */, $noreg
83 ; CHECK: renamable $s4 = nnan ninf nsz VADDS renamable $s2, killed renamable $s4, 14 /* CC::al */, $noreg
84 ; CHECK: renamable $s0 = nnan ninf nsz VADDS killed renamable $s3, killed renamable $s4, 14 /* CC::al */, $noreg, implicit killed $q0
85 ; CHECK: $s2 = VMOVSR $r1, 14 /* CC::al */, $noreg
86 ; CHECK: renamable $s2 = VUITOS killed renamable $s2, 14 /* CC::al */, $noreg
87 ; CHECK: $lr = t2DLS killed $r4
88 ; CHECK: renamable $s4 = nnan ninf nsz VDIVS killed renamable $s0, killed renamable $s2, 14 /* CC::al */, $noreg
89 ; CHECK: renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
91 ; CHECK: successors: %bb.5(0x7c000000), %bb.6(0x04000000)
92 ; CHECK: liveins: $lr, $q0, $r0, $r1, $r2, $r3, $s4
93 ; CHECK: renamable $vpr = MVE_VCTP32 renamable $r3, 0, $noreg
94 ; CHECK: $r4 = VMOVRS $s4, 14 /* CC::al */, $noreg
95 ; CHECK: MVE_VPST 2, implicit $vpr
96 ; CHECK: renamable $q2 = nnan ninf nsz MVE_VLDRWU32 renamable $r0, 0, 1, renamable $vpr
97 ; CHECK: renamable $q2 = nnan ninf nsz MVE_VSUB_qr_f32 killed renamable $q2, killed renamable $r4, 1, renamable $vpr, undef renamable $q2
98 ; CHECK: renamable $q0 = nnan ninf nsz MVE_VFMAf32 killed renamable $q0, killed renamable $q2, killed renamable $q2, 1, killed renamable $vpr
99 ; CHECK: renamable $r3, dead $cpsr = nsw tSUBi8 killed renamable $r3, 4, 14 /* CC::al */, $noreg
100 ; CHECK: renamable $r0, dead $cpsr = nuw tADDi8 killed renamable $r0, 16, 14 /* CC::al */, $noreg
101 ; CHECK: $lr = t2LEUpdate killed renamable $lr, %bb.5
103 ; CHECK: liveins: $q0, $r1, $r2
104 ; CHECK: renamable $s4 = nnan ninf nsz VADDS renamable $s0, renamable $s1, 14 /* CC::al */, $noreg
105 ; CHECK: renamable $r0, dead $cpsr = tSUBi3 killed renamable $r1, 1, 14 /* CC::al */, $noreg
106 ; CHECK: renamable $s4 = nnan ninf nsz VADDS renamable $s2, killed renamable $s4, 14 /* CC::al */, $noreg
107 ; CHECK: renamable $s0 = nnan ninf nsz VADDS killed renamable $s3, killed renamable $s4, 14 /* CC::al */, $noreg, implicit killed $q0
108 ; CHECK: $s2 = VMOVSR killed $r0, 14 /* CC::al */, $noreg
109 ; CHECK: renamable $s2 = VUITOS killed renamable $s2, 14 /* CC::al */, $noreg
110 ; CHECK: renamable $s0 = nnan ninf nsz VDIVS killed renamable $s0, killed renamable $s2, 14 /* CC::al */, $noreg
111 ; CHECK: VSTRS killed renamable $s0, killed renamable $r2, 0, 14 /* CC::al */, $noreg
112 ; CHECK: tPOP_RET 14 /* CC::al */, $noreg, def $r4, def $pc
113 ; CHECK: bb.7 (align 4):
114 ; CHECK: CONSTPOOL_ENTRY 0, %const.0, 4
116 successors: %bb.1(0x40000000), %bb.2(0x40000000)
117 liveins: $r0, $r1, $r2, $r4, $lr
119 frame-setup tPUSH 14, $noreg, killed $r4, killed $lr, implicit-def $sp, implicit $sp
120 frame-setup CFI_INSTRUCTION def_cfa_offset 8
121 frame-setup CFI_INSTRUCTION offset $lr, -4
122 frame-setup CFI_INSTRUCTION offset $r4, -8
123 tCMPi8 renamable $r1, 4, 14, $noreg, implicit-def $cpsr
124 renamable $r3 = t2MOVi 4, 14, $noreg, $noreg
125 t2IT 11, 8, implicit-def $itstate
126 $r3 = tMOVr renamable $r1, 11, killed $cpsr, implicit killed renamable $r3, implicit killed $itstate
127 tCMPi8 renamable $r1, 2, 14, $noreg, implicit-def $cpsr
128 renamable $r12 = t2MOVi 4, 14, $noreg, $noreg
129 tBcc %bb.2, 2, killed $cpsr
134 renamable $s0 = VLDRS %const.0, 0, 14, $noreg
135 VSTRS killed renamable $s0, killed renamable $r2, 0, 14, $noreg
136 tPOP_RET 14, $noreg, def $r4, def $pc
139 successors: %bb.3(0x80000000)
140 liveins: $r0, $r1, $r2, $r3, $r12
142 renamable $r3, dead $cpsr = tSUBrr renamable $r1, killed renamable $r3, 14, $noreg
143 renamable $r4, dead $cpsr = tMOVi8 1, 14, $noreg
144 renamable $r3, dead $cpsr = tADDi8 killed renamable $r3, 3, 14, $noreg
145 tCMPi8 renamable $r1, 4, 14, $noreg, implicit-def $cpsr
146 renamable $lr = nuw nsw t2ADDrs renamable $r4, killed renamable $r3, 19, 14, $noreg, $noreg
147 t2IT 11, 8, implicit-def $itstate
148 $r12 = tMOVr renamable $r1, 11, killed $cpsr, implicit killed renamable $r12, implicit killed $itstate
149 renamable $r3 = t2SUBrr renamable $r1, killed renamable $r12, 14, $noreg, $noreg
150 renamable $r3, dead $cpsr = tADDi8 killed renamable $r3, 3, 14, $noreg
151 $r12 = tMOVr $r1, 14, $noreg
152 renamable $r4 = nuw nsw t2ADDrs killed renamable $r4, killed renamable $r3, 19, 14, $noreg, $noreg
153 renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
154 $r3 = tMOVr $r0, 14, $noreg
155 $lr = t2DoLoopStart renamable $lr
158 successors: %bb.3(0x7c000000), %bb.4(0x04000000)
159 liveins: $lr, $q0, $r0, $r1, $r2, $r3, $r4, $r12
161 renamable $vpr = MVE_VCTP32 renamable $r12, 0, $noreg
162 renamable $lr = t2LoopDec killed renamable $lr, 1
163 MVE_VPST 4, implicit $vpr
164 renamable $q1 = nnan ninf nsz MVE_VLDRWU32 renamable $r3, 0, 1, renamable $vpr
165 renamable $q0 = nnan ninf nsz MVE_VADDf32 killed renamable $q0, killed renamable $q1, 1, killed renamable $vpr, renamable $q0
166 renamable $r12 = nsw t2SUBri killed renamable $r12, 4, 14, $noreg, $noreg
167 renamable $r3, dead $cpsr = nuw tADDi8 killed renamable $r3, 16, 14, $noreg
168 t2LoopEnd renamable $lr, %bb.3, implicit-def dead $cpsr
172 successors: %bb.5(0x80000000)
173 liveins: $q0, $r0, $r1, $r2, $r4
175 renamable $s4 = nnan ninf nsz VADDS renamable $s0, renamable $s1, 14, $noreg
176 $lr = tMOVr $r4, 14, $noreg
177 $r3 = tMOVr $r1, 14, $noreg
178 renamable $s4 = nnan ninf nsz VADDS renamable $s2, killed renamable $s4, 14, $noreg
179 renamable $s0 = nnan ninf nsz VADDS killed renamable $s3, killed renamable $s4, 14, $noreg, implicit $q0
180 $s2 = VMOVSR $r1, 14, $noreg
181 renamable $s2 = VUITOS killed renamable $s2, 14, $noreg
182 $lr = t2DoLoopStart killed $r4
183 renamable $s4 = nnan ninf nsz VDIVS killed renamable $s0, killed renamable $s2, 14, $noreg
184 renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
187 successors: %bb.5(0x7c000000), %bb.6(0x04000000)
188 liveins: $lr, $q0, $r0, $r1, $r2, $r3, $s4
190 renamable $vpr = MVE_VCTP32 renamable $r3, 0, $noreg
191 $r4 = VMOVRS $s4, 14, $noreg
192 MVE_VPST 2, implicit $vpr
193 renamable $q2 = nnan ninf nsz MVE_VLDRWU32 renamable $r0, 0, 1, renamable $vpr
194 renamable $q2 = nnan ninf nsz MVE_VSUB_qr_f32 killed renamable $q2, killed renamable $r4, 1, renamable $vpr, undef renamable $q2
195 renamable $q0 = nnan ninf nsz MVE_VFMAf32 killed renamable $q0, killed renamable $q2, renamable $q2, 1, killed renamable $vpr
196 renamable $lr = t2LoopDec killed renamable $lr, 1
197 renamable $r3, dead $cpsr = nsw tSUBi8 killed renamable $r3, 4, 14, $noreg
198 renamable $r0, dead $cpsr = nuw tADDi8 killed renamable $r0, 16, 14, $noreg
199 t2LoopEnd renamable $lr, %bb.5, implicit-def dead $cpsr
203 liveins: $q0, $r1, $r2
205 renamable $s4 = nnan ninf nsz VADDS renamable $s0, renamable $s1, 14, $noreg
206 renamable $r0, dead $cpsr = tSUBi3 killed renamable $r1, 1, 14, $noreg
207 renamable $s4 = nnan ninf nsz VADDS renamable $s2, killed renamable $s4, 14, $noreg
208 renamable $s0 = nnan ninf nsz VADDS killed renamable $s3, killed renamable $s4, 14, $noreg, implicit $q0
209 $s2 = VMOVSR killed $r0, 14, $noreg
210 renamable $s2 = VUITOS killed renamable $s2, 14, $noreg
211 renamable $s0 = nnan ninf nsz VDIVS killed renamable $s0, killed renamable $s2, 14, $noreg
212 VSTRS killed renamable $s0, killed renamable $r2, 0, 14, $noreg
213 tPOP_RET 14, $noreg, def $r4, def $pc
216 CONSTPOOL_ENTRY 0, %const.0, 4