llvm-for-llvmta/test/CodeGen/Thumb2/LowOverheadLoops/lstp-insertion-position.mir

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=thumbv8.1m.main -mattr=+mve.fp -run-pass=arm-low-overhead-loops %s -o - | FileCheck %s
--- |
define dso_local arm_aapcs_vfpcc float @insert_after_vdup_1(float* nocapture readonly %a, float* nocapture readonly %b, float %init, i32 %N) {
entry:
%cmp8.not = icmp eq i32 %N, 0
%0 = add i32 %N, 3
%1 = lshr i32 %0, 2
%2 = shl nuw i32 %1, 2
%3 = add i32 %2, -4
%4 = lshr i32 %3, 2
%5 = add nuw nsw i32 %4, 1
br i1 %cmp8.not, label %for.cond.cleanup, label %vector.ph
vector.ph: ; preds = %entry
%6 = insertelement <4 x float> <float undef, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00>, float %init, i32 0
%start = call i32 @llvm.start.loop.iterations.i32(i32 %5)
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%lsr.iv13 = phi float* [ %scevgep14, %vector.body ], [ %b, %vector.ph ]
%lsr.iv = phi float* [ %scevgep, %vector.body ], [ %a, %vector.ph ]
%vec.phi = phi <4 x float> [ %6, %vector.ph ], [ %13, %vector.body ]
%7 = phi i32 [ %start, %vector.ph ], [ %14, %vector.body ]
%8 = phi i32 [ %N, %vector.ph ], [ %10, %vector.body ]
%lsr.iv12 = bitcast float* %lsr.iv to <4 x float>*
%lsr.iv1315 = bitcast float* %lsr.iv13 to <4 x float>*
%9 = call <4 x i1> @llvm.arm.mve.vctp32(i32 %8)
%10 = sub i32 %8, 4
%wide.masked.load = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %lsr.iv12, i32 4, <4 x i1> %9, <4 x float> undef)
%wide.masked.load11 = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %lsr.iv1315, i32 4, <4 x i1> %9, <4 x float> undef)
%11 = fmul fast <4 x float> %wide.masked.load11, %wide.masked.load
%12 = fadd fast <4 x float> %11, %vec.phi
%13 = select <4 x i1> %9, <4 x float> %12, <4 x float> %vec.phi
%scevgep = getelementptr float, float* %lsr.iv, i32 4
%scevgep14 = getelementptr float, float* %lsr.iv13, i32 4
%14 = call i32 @llvm.loop.decrement.reg.i32(i32 %7, i32 1)
%15 = icmp ne i32 %14, 0
br i1 %15, label %vector.body, label %middle.block
middle.block: ; preds = %vector.body
%16 = call fast float @llvm.vector.reduce.fadd.f32.v4f32(float 0.000000e+00, <4 x float> %13)
br label %for.cond.cleanup
for.cond.cleanup: ; preds = %middle.block, %entry
%res.0.lcssa = phi float [ %init, %entry ], [ %16, %middle.block ]
ret float %res.0.lcssa
}
; Function Attrs: norecurse nounwind readonly
define dso_local arm_aapcs_vfpcc float @insert_after_vdup_2(float* nocapture readonly %a, float* nocapture readonly %b, float %init, i32 %N) local_unnamed_addr #0 {
entry:
%shr = lshr i32 %N, 2
%cmp9.not = icmp eq i32 %shr, 0
%0 = add nuw nsw i32 %shr, 3
%1 = lshr i32 %0, 2
%2 = shl nuw nsw i32 %1, 2
%3 = add nsw i32 %2, -4
%4 = lshr i32 %3, 2
%5 = add nuw nsw i32 %4, 1
br i1 %cmp9.not, label %for.cond.cleanup, label %vector.ph
vector.ph: ; preds = %entry
%6 = insertelement <4 x float> <float undef, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00>, float %init, i32 0
%start = call i32 @llvm.start.loop.iterations.i32(i32 %5)
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%lsr.iv14 = phi float* [ %scevgep15, %vector.body ], [ %b, %vector.ph ]
%lsr.iv = phi float* [ %scevgep, %vector.body ], [ %a, %vector.ph ]
%vec.phi = phi <4 x float> [ %6, %vector.ph ], [ %13, %vector.body ]
%7 = phi i32 [ %start, %vector.ph ], [ %14, %vector.body ]
%8 = phi i32 [ %shr, %vector.ph ], [ %10, %vector.body ]
%lsr.iv13 = bitcast float* %lsr.iv to <4 x float>*
%lsr.iv1416 = bitcast float* %lsr.iv14 to <4 x float>*
%9 = call <4 x i1> @llvm.arm.mve.vctp32(i32 %8)
%10 = sub i32 %8, 4
%wide.masked.load = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %lsr.iv13, i32 4, <4 x i1> %9, <4 x float> undef)
%wide.masked.load12 = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %lsr.iv1416, i32 4, <4 x i1> %9, <4 x float> undef)
%11 = fmul fast <4 x float> %wide.masked.load12, %wide.masked.load
%12 = fadd fast <4 x float> %11, %vec.phi
%13 = select <4 x i1> %9, <4 x float> %12, <4 x float> %vec.phi
%scevgep = getelementptr float, float* %lsr.iv, i32 4
%scevgep15 = getelementptr float, float* %lsr.iv14, i32 4
%14 = call i32 @llvm.loop.decrement.reg.i32(i32 %7, i32 1)
%15 = icmp ne i32 %14, 0
br i1 %15, label %vector.body, label %middle.block
middle.block: ; preds = %vector.body
%16 = call fast float @llvm.vector.reduce.fadd.f32.v4f32(float 0.000000e+00, <4 x float> %13)
br label %for.cond.cleanup
for.cond.cleanup: ; preds = %middle.block, %entry
%res.0.lcssa = phi float [ %init, %entry ], [ %16, %middle.block ]
ret float %res.0.lcssa
}
declare <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32, i32)
declare <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>*, i32 immarg, <4 x i1>, <4 x float>)
declare float @llvm.vector.reduce.fadd.f32.v4f32(float, <4 x float>)
declare i32 @llvm.start.loop.iterations.i32(i32)
declare i32 @llvm.loop.decrement.reg.i32(i32, i32)
declare <4 x i1> @llvm.arm.mve.vctp32(i32)
...
---
name: insert_after_vdup_1
alignment: 4
tracksRegLiveness: true
registers: []
liveins:
- { reg: '$r0', virtual-reg: '' }
- { reg: '$r1', virtual-reg: '' }
- { reg: '$s0', virtual-reg: '' }
- { reg: '$r2', virtual-reg: '' }
frameInfo:
stackSize: 8
offsetAdjustment: 0
maxAlignment: 4
localFrameSize: 0
savePoint: ''
restorePoint: ''
fixedStack: []
stack:
- { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites: []
constants:
- id: 0
value: 'float 0.000000e+00'
alignment: 4
isTargetSpecific: false
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: insert_after_vdup_1
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $r7, $s0
; CHECK: tCMPi8 renamable $r2, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: t2IT 0, 8, implicit-def $itstate
; CHECK: tBX_RET 0 /* CC::eq */, killed $cpsr, implicit $s0, implicit killed $itstate
; CHECK: bb.1.vector.ph:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $s0
; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $lr, implicit-def $sp, implicit $sp
; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 8
; CHECK: frame-setup CFI_INSTRUCTION offset $lr, -4
; CHECK: frame-setup CFI_INSTRUCTION offset $r7, -8
; CHECK: dead $r7 = frame-setup tMOVr $sp, 14 /* CC::al */, $noreg
; CHECK: frame-setup CFI_INSTRUCTION def_cfa_register $r7
; CHECK: renamable $r3, dead $cpsr = tADDi3 renamable $r2, 3, 14 /* CC::al */, $noreg
; CHECK: renamable $r3 = t2BICri killed renamable $r3, 3, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r12 = t2SUBri killed renamable $r3, 4, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r3, dead $cpsr = tMOVi8 1, 14 /* CC::al */, $noreg
; CHECK: renamable $lr = nuw nsw t2ADDrs killed renamable $r3, killed renamable $r12, 19, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r3 = tLDRpci %const.0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool)
; CHECK: $lr = t2DLS killed renamable $lr
; CHECK: renamable $q1 = MVE_VDUP32 killed renamable $r3, 0, $noreg, undef renamable $q1
; CHECK: $s4 = VMOVS killed $s0, 14 /* CC::al */, $noreg, implicit killed $q1, implicit-def $q1
; CHECK: bb.2.vector.body:
; CHECK: successors: %bb.2(0x7c000000), %bb.3(0x04000000)
; CHECK: liveins: $lr, $q1, $r0, $r1, $r2
; CHECK: renamable $vpr = MVE_VCTP32 renamable $r2, 0, $noreg
; CHECK: renamable $r2, dead $cpsr = tSUBi8 killed renamable $r2, 4, 14 /* CC::al */, $noreg
; CHECK: MVE_VPST 2, implicit $vpr
; CHECK: renamable $r0, renamable $q0 = MVE_VLDRWU32_post killed renamable $r0, 16, 1, renamable $vpr :: (load 16 from %ir.lsr.iv12, align 4)
; CHECK: renamable $r1, renamable $q2 = MVE_VLDRWU32_post killed renamable $r1, 16, 1, renamable $vpr :: (load 16 from %ir.lsr.iv1315, align 4)
; CHECK: renamable $q1 = MVE_VFMAf32 killed renamable $q1, killed renamable $q2, killed renamable $q0, 1, killed renamable $vpr
; CHECK: $lr = t2LEUpdate killed renamable $lr, %bb.2
; CHECK: bb.3.middle.block:
; CHECK: liveins: $q1
; CHECK: renamable $s0 = nnan ninf nsz arcp contract afn reassoc VADDS renamable $s6, renamable $s7, 14 /* CC::al */, $noreg
; CHECK: renamable $s2 = nnan ninf nsz arcp contract afn reassoc VADDS killed renamable $s4, killed renamable $s5, 14 /* CC::al */, $noreg, implicit killed $q1
; CHECK: renamable $s0 = nnan ninf nsz arcp contract afn reassoc VADDS killed renamable $s2, killed renamable $s0, 14 /* CC::al */, $noreg
; CHECK: $sp = frame-destroy t2LDMIA_UPD $sp, 14 /* CC::al */, $noreg, def $r7, def $lr
; CHECK: tBX_RET 14 /* CC::al */, $noreg, implicit killed $s0
; CHECK: bb.4 (align 4):
; CHECK: CONSTPOOL_ENTRY 0, %const.0, 4
bb.0.entry:
successors: %bb.1(0x80000000)
liveins: $r0, $r1, $r2, $s0, $lr
tCMPi8 renamable $r2, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
t2IT 0, 8, implicit-def $itstate
tBX_RET 0 /* CC::eq */, killed $cpsr, implicit $s0, implicit killed $itstate
bb.1.vector.ph:
successors: %bb.2(0x80000000)
liveins: $r0, $r1, $r2, $s0, $lr
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $lr, implicit-def $sp, implicit $sp
frame-setup CFI_INSTRUCTION def_cfa_offset 8
frame-setup CFI_INSTRUCTION offset $lr, -4
frame-setup CFI_INSTRUCTION offset $r7, -8
$r7 = frame-setup tMOVr $sp, 14 /* CC::al */, $noreg
frame-setup CFI_INSTRUCTION def_cfa_register $r7
renamable $r3, dead $cpsr = tADDi3 renamable $r2, 3, 14 /* CC::al */, $noreg
renamable $r3 = t2BICri killed renamable $r3, 3, 14 /* CC::al */, $noreg, $noreg
renamable $r12 = t2SUBri killed renamable $r3, 4, 14 /* CC::al */, $noreg, $noreg
renamable $r3, dead $cpsr = tMOVi8 1, 14 /* CC::al */, $noreg
renamable $lr = nuw nsw t2ADDrs killed renamable $r3, killed renamable $r12, 19, 14 /* CC::al */, $noreg, $noreg
renamable $r3 = tLDRpci %const.0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool)
$lr = t2DoLoopStart renamable $lr
renamable $q1 = MVE_VDUP32 killed renamable $r3, 0, $noreg, undef renamable $q1
$s4 = VMOVS killed $s0, 14 /* CC::al */, $noreg, implicit killed $q1, implicit-def $q1
bb.2.vector.body:
successors: %bb.2(0x7c000000), %bb.3(0x04000000)
liveins: $lr, $q1, $r0, $r1, $r2
renamable $vpr = MVE_VCTP32 renamable $r2, 0, $noreg
renamable $r2, dead $cpsr = tSUBi8 killed renamable $r2, 4, 14 /* CC::al */, $noreg
renamable $lr = t2LoopDec killed renamable $lr, 1
MVE_VPST 2, implicit $vpr
renamable $r0, renamable $q0 = MVE_VLDRWU32_post killed renamable $r0, 16, 1, renamable $vpr :: (load 16 from %ir.lsr.iv12, align 4)
renamable $r1, renamable $q2 = MVE_VLDRWU32_post killed renamable $r1, 16, 1, renamable $vpr :: (load 16 from %ir.lsr.iv1315, align 4)
renamable $q1 = MVE_VFMAf32 killed renamable $q1, killed renamable $q2, killed renamable $q0, 1, killed renamable $vpr
t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr
tB %bb.3, 14 /* CC::al */, $noreg
bb.3.middle.block:
liveins: $q1
renamable $s0 = nnan ninf nsz arcp contract afn reassoc VADDS renamable $s6, renamable $s7, 14 /* CC::al */, $noreg
renamable $s2 = nnan ninf nsz arcp contract afn reassoc VADDS killed renamable $s4, killed renamable $s5, 14 /* CC::al */, $noreg, implicit $q1
renamable $s0 = nnan ninf nsz arcp contract afn reassoc VADDS killed renamable $s2, killed renamable $s0, 14 /* CC::al */, $noreg
$sp = frame-destroy t2LDMIA_UPD $sp, 14 /* CC::al */, $noreg, def $r7, def $lr
tBX_RET 14 /* CC::al */, $noreg, implicit killed $s0
bb.4 (align 4):
CONSTPOOL_ENTRY 0, %const.0, 4
...
---
name: insert_after_vdup_2
alignment: 4
tracksRegLiveness: true
registers: []
liveins:
- { reg: '$r0', virtual-reg: '' }
- { reg: '$r1', virtual-reg: '' }
- { reg: '$s0', virtual-reg: '' }
- { reg: '$r2', virtual-reg: '' }
frameInfo:
stackSize: 8
offsetAdjustment: 0
maxAlignment: 4
savePoint: ''
restorePoint: ''
fixedStack: []
stack:
- { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites: []
constants:
- id: 0
value: 'float 0.000000e+00'
alignment: 4
isTargetSpecific: false
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: insert_after_vdup_2
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $r7, $s0
; CHECK: renamable $r3, dead $cpsr = tMOVi8 0, 14 /* CC::al */, $noreg
; CHECK: t2CMPrs killed renamable $r3, renamable $r2, 19, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: t2IT 0, 8, implicit-def $itstate
; CHECK: tBX_RET 0 /* CC::eq */, killed $cpsr, implicit $s0, implicit killed $itstate
; CHECK: bb.1.vector.ph:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $s0
; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $lr, implicit-def $sp, implicit $sp
; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 8
; CHECK: frame-setup CFI_INSTRUCTION offset $lr, -4
; CHECK: frame-setup CFI_INSTRUCTION offset $r7, -8
; CHECK: dead $r7 = frame-setup tMOVr $sp, 14 /* CC::al */, $noreg
; CHECK: frame-setup CFI_INSTRUCTION def_cfa_register $r7
; CHECK: renamable $r3, dead $cpsr = tMOVi8 3, 14 /* CC::al */, $noreg
; CHECK: renamable $r3 = nuw nsw t2ADDrs killed renamable $r3, renamable $r2, 19, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r3 = t2BICri killed renamable $r3, 3, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r12 = t2SUBri killed renamable $r3, 4, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r3, dead $cpsr = tMOVi8 1, 14 /* CC::al */, $noreg
; CHECK: renamable $lr = t2ADDrs killed renamable $r3, killed renamable $r12, 19, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r3 = tLDRpci %const.0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool)
; CHECK: $lr = t2DLS killed renamable $lr
; CHECK: renamable $q1 = MVE_VDUP32 killed renamable $r3, 0, $noreg, undef renamable $q1
; CHECK: renamable $r2, dead $cpsr = tLSRri killed renamable $r2, 2, 14 /* CC::al */, $noreg
; CHECK: $s4 = VMOVS killed $s0, 14 /* CC::al */, $noreg, implicit killed $q1, implicit-def $q1
; CHECK: bb.2.vector.body:
; CHECK: successors: %bb.2(0x7c000000), %bb.3(0x04000000)
; CHECK: liveins: $lr, $q1, $r0, $r1, $r2
; CHECK: renamable $vpr = MVE_VCTP32 renamable $r2, 0, $noreg
; CHECK: renamable $r2, dead $cpsr = tSUBi8 killed renamable $r2, 4, 14 /* CC::al */, $noreg
; CHECK: MVE_VPST 2, implicit $vpr
; CHECK: renamable $r0, renamable $q0 = MVE_VLDRWU32_post killed renamable $r0, 16, 1, renamable $vpr :: (load 16 from %ir.lsr.iv13, align 4)
; CHECK: renamable $r1, renamable $q2 = MVE_VLDRWU32_post killed renamable $r1, 16, 1, renamable $vpr :: (load 16 from %ir.lsr.iv1416, align 4)
; CHECK: renamable $q1 = MVE_VFMAf32 killed renamable $q1, killed renamable $q2, killed renamable $q0, 1, killed renamable $vpr
; CHECK: $lr = t2LEUpdate killed renamable $lr, %bb.2
; CHECK: bb.3.middle.block:
; CHECK: liveins: $q1
; CHECK: renamable $s0 = nnan ninf nsz arcp contract afn reassoc VADDS renamable $s6, renamable $s7, 14 /* CC::al */, $noreg
; CHECK: renamable $s2 = nnan ninf nsz arcp contract afn reassoc VADDS killed renamable $s4, killed renamable $s5, 14 /* CC::al */, $noreg, implicit killed $q1
; CHECK: renamable $s0 = nnan ninf nsz arcp contract afn reassoc VADDS killed renamable $s2, killed renamable $s0, 14 /* CC::al */, $noreg
; CHECK: $sp = frame-destroy t2LDMIA_UPD $sp, 14 /* CC::al */, $noreg, def $r7, def $lr
; CHECK: tBX_RET 14 /* CC::al */, $noreg, implicit killed $s0
; CHECK: bb.4 (align 4):
; CHECK: CONSTPOOL_ENTRY 0, %const.0, 4
bb.0.entry:
successors: %bb.1(0x80000000)
liveins: $r0, $r1, $r2, $s0, $lr
renamable $r3, dead $cpsr = tMOVi8 0, 14 /* CC::al */, $noreg
t2CMPrs killed renamable $r3, renamable $r2, 19, 14 /* CC::al */, $noreg, implicit-def $cpsr
t2IT 0, 8, implicit-def $itstate
tBX_RET 0 /* CC::eq */, killed $cpsr, implicit $s0, implicit killed $itstate
bb.1.vector.ph:
successors: %bb.2(0x80000000)
liveins: $r0, $r1, $r2, $s0, $lr
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $lr, implicit-def $sp, implicit $sp
frame-setup CFI_INSTRUCTION def_cfa_offset 8
frame-setup CFI_INSTRUCTION offset $lr, -4
frame-setup CFI_INSTRUCTION offset $r7, -8
$r7 = frame-setup tMOVr $sp, 14 /* CC::al */, $noreg
frame-setup CFI_INSTRUCTION def_cfa_register $r7
renamable $r3, dead $cpsr = tMOVi8 3, 14 /* CC::al */, $noreg
renamable $r3 = nuw nsw t2ADDrs killed renamable $r3, renamable $r2, 19, 14 /* CC::al */, $noreg, $noreg
renamable $r3 = t2BICri killed renamable $r3, 3, 14 /* CC::al */, $noreg, $noreg
renamable $r12 = t2SUBri killed renamable $r3, 4, 14 /* CC::al */, $noreg, $noreg
renamable $r3, dead $cpsr = tMOVi8 1, 14 /* CC::al */, $noreg
renamable $lr = t2ADDrs killed renamable $r3, killed renamable $r12, 19, 14 /* CC::al */, $noreg, $noreg
renamable $r3 = tLDRpci %const.0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool)
$lr = t2DoLoopStart renamable $lr
renamable $q1 = MVE_VDUP32 killed renamable $r3, 0, $noreg, undef renamable $q1
renamable $r2, dead $cpsr = tLSRri killed renamable $r2, 2, 14 /* CC::al */, $noreg
$s4 = VMOVS killed $s0, 14 /* CC::al */, $noreg, implicit killed $q1, implicit-def $q1
bb.2.vector.body:
successors: %bb.2(0x7c000000), %bb.3(0x04000000)
liveins: $lr, $q1, $r0, $r1, $r2
renamable $vpr = MVE_VCTP32 renamable $r2, 0, $noreg
renamable $r2, dead $cpsr = tSUBi8 killed renamable $r2, 4, 14 /* CC::al */, $noreg
renamable $lr = t2LoopDec killed renamable $lr, 1
MVE_VPST 2, implicit $vpr
renamable $r0, renamable $q0 = MVE_VLDRWU32_post killed renamable $r0, 16, 1, renamable $vpr :: (load 16 from %ir.lsr.iv13, align 4)
renamable $r1, renamable $q2 = MVE_VLDRWU32_post killed renamable $r1, 16, 1, renamable $vpr :: (load 16 from %ir.lsr.iv1416, align 4)
renamable $q1 = MVE_VFMAf32 killed renamable $q1, killed renamable $q2, killed renamable $q0, 1, killed renamable $vpr
t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr
tB %bb.3, 14 /* CC::al */, $noreg
bb.3.middle.block:
liveins: $q1
renamable $s0 = nnan ninf nsz arcp contract afn reassoc VADDS renamable $s6, renamable $s7, 14 /* CC::al */, $noreg
renamable $s2 = nnan ninf nsz arcp contract afn reassoc VADDS killed renamable $s4, killed renamable $s5, 14 /* CC::al */, $noreg, implicit $q1
renamable $s0 = nnan ninf nsz arcp contract afn reassoc VADDS killed renamable $s2, killed renamable $s0, 14 /* CC::al */, $noreg
$sp = frame-destroy t2LDMIA_UPD $sp, 14 /* CC::al */, $noreg, def $r7, def $lr
tBX_RET 14 /* CC::al */, $noreg, implicit killed $s0
bb.4 (align 4):
CONSTPOOL_ENTRY 0, %const.0, 4
...