llvm-project/llvm/test/CodeGen/Thumb2/LowOverheadLoops/loop-dec-copy-chain.mir

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=thumbv8.1m.main -run-pass=arm-low-overhead-loops %s -o - --verify-machineinstrs | FileCheck %s
--- |
define dso_local arm_aapcscc void @test1(i32* nocapture %arg, i32* nocapture readonly %arg1, i32* nocapture readonly %arg2, i32 %arg3) {
bb:
%tmp = icmp eq i32 %arg3, 0
br i1 %tmp, label %bb27, label %bb4
bb4: ; preds = %bb
%tmp5 = add i32 %arg3, -1
%tmp6 = and i32 %arg3, 3
%tmp7 = icmp ult i32 %tmp5, 3
%tmp8 = add i32 %arg3, -4
%tmp9 = sub i32 %tmp8, %tmp6
%tmp10 = lshr i32 %tmp9, 2
%tmp11 = add nuw nsw i32 %tmp10, 1
br i1 %tmp7, label %bb13, label %bb12
bb12: ; preds = %bb4
call void @llvm.set.loop.iterations.i32(i32 %tmp11)
br label %bb28
bb13: ; preds = %bb28, %bb4
%tmp14 = phi i32 [ 0, %bb4 ], [ %tmp54, %bb28 ]
%exit.count = phi i32 [ 0, %bb4 ], [ %loop.dec, %bb28 ]
%tmp15 = icmp eq i32 %tmp6, 0
br i1 %tmp15, label %bb27, label %bb16
bb16: ; preds = %bb13
%tmp17 = getelementptr inbounds i32, i32* %arg1, i32 %tmp14
%tmp18 = load i32, i32* %tmp17, align 4
%tmp19 = getelementptr inbounds i32, i32* %arg2, i32 %tmp14
%tmp20 = load i32, i32* %tmp19, align 4
%tmp21 = xor i32 %tmp20, %tmp18
%tmp22 = getelementptr inbounds i32, i32* %arg, i32 %tmp14
%tmp23 = load i32, i32* %tmp22, align 4
%tmp24 = add nsw i32 %tmp23, %tmp21
store i32 %tmp24, i32* %tmp22, align 4
%tmp25 = add nuw i32 %tmp14, 1
%tmp26 = icmp eq i32 %tmp6, 1
br i1 %tmp26, label %bb27, label %bb57
bb27: ; preds = %bb68, %bb57, %bb16, %bb13, %bb
ret void
bb28: ; preds = %bb28, %bb12
%lsr.iv15 = phi i32 [ %lsr.iv.next16, %bb28 ], [ %tmp11, %bb12 ]
%lsr.iv = phi i32 [ %lsr.iv.next, %bb28 ], [ 0, %bb12 ]
%tmp29 = phi i32 [ 0, %bb12 ], [ %tmp54, %bb28 ]
%0 = bitcast i32* %arg1 to i8*
%1 = bitcast i32* %arg2 to i8*
%2 = bitcast i32* %arg to i8*
%uglygep14 = getelementptr i8, i8* %0, i32 %lsr.iv
%uglygep1415 = bitcast i8* %uglygep14 to i32*
%scevgep617 = bitcast i32* %uglygep1415 to i32*
%tmp34 = load i32, i32* %scevgep617, align 4
%uglygep8 = getelementptr i8, i8* %1, i32 %lsr.iv
%uglygep89 = bitcast i8* %uglygep8 to i32*
%scevgep418 = bitcast i32* %uglygep89 to i32*
%tmp35 = load i32, i32* %scevgep418, align 4
%tmp36 = xor i32 %tmp35, %tmp34
%uglygep2 = getelementptr i8, i8* %2, i32 %lsr.iv
%uglygep23 = bitcast i8* %uglygep2 to i32*
%scevgep219 = bitcast i32* %uglygep23 to i32*
%tmp37 = load i32, i32* %scevgep219, align 4
%tmp38 = add nsw i32 %tmp37, %tmp36
store i32 %tmp38, i32* %scevgep219, align 4
%uglygep33 = getelementptr i8, i8* %0, i32 %lsr.iv
%uglygep3334 = bitcast i8* %uglygep33 to i32*
%scevgep14 = getelementptr i32, i32* %uglygep3334, i32 1
%tmp39 = load i32, i32* %scevgep14, align 4
%uglygep27 = getelementptr i8, i8* %1, i32 %lsr.iv
%uglygep2728 = bitcast i8* %uglygep27 to i32*
%scevgep11 = getelementptr i32, i32* %uglygep2728, i32 1
%tmp40 = load i32, i32* %scevgep11, align 4
%tmp41 = xor i32 %tmp40, %tmp39
%uglygep20 = getelementptr i8, i8* %2, i32 %lsr.iv
%uglygep2021 = bitcast i8* %uglygep20 to i32*
%scevgep9 = getelementptr i32, i32* %uglygep2021, i32 1
%tmp42 = load i32, i32* %scevgep9, align 4
%tmp43 = add nsw i32 %tmp42, %tmp41
store i32 %tmp43, i32* %scevgep9, align 4
%uglygep30 = getelementptr i8, i8* %0, i32 %lsr.iv
%uglygep3031 = bitcast i8* %uglygep30 to i32*
%scevgep12 = getelementptr i32, i32* %uglygep3031, i32 2
%tmp44 = load i32, i32* %scevgep12, align 4
%uglygep24 = getelementptr i8, i8* %1, i32 %lsr.iv
%uglygep2425 = bitcast i8* %uglygep24 to i32*
%scevgep10 = getelementptr i32, i32* %uglygep2425, i32 2
%tmp45 = load i32, i32* %scevgep10, align 4
%tmp46 = xor i32 %tmp45, %tmp44
%uglygep17 = getelementptr i8, i8* %2, i32 %lsr.iv
%uglygep1718 = bitcast i8* %uglygep17 to i32*
%scevgep8 = getelementptr i32, i32* %uglygep1718, i32 2
%tmp47 = load i32, i32* %scevgep8, align 4
%tmp48 = add nsw i32 %tmp47, %tmp46
store i32 %tmp48, i32* %scevgep8, align 4
%uglygep11 = getelementptr i8, i8* %0, i32 %lsr.iv
%uglygep1112 = bitcast i8* %uglygep11 to i32*
%scevgep5 = getelementptr i32, i32* %uglygep1112, i32 3
%tmp49 = load i32, i32* %scevgep5, align 4
%uglygep5 = getelementptr i8, i8* %1, i32 %lsr.iv
%uglygep56 = bitcast i8* %uglygep5 to i32*
%scevgep3 = getelementptr i32, i32* %uglygep56, i32 3
%tmp50 = load i32, i32* %scevgep3, align 4
%tmp51 = xor i32 %tmp50, %tmp49
%uglygep = getelementptr i8, i8* %2, i32 %lsr.iv
%uglygep1 = bitcast i8* %uglygep to i32*
%scevgep1 = getelementptr i32, i32* %uglygep1, i32 3
%tmp52 = load i32, i32* %scevgep1, align 4
%tmp53 = add nsw i32 %tmp52, %tmp51
store i32 %tmp53, i32* %scevgep1, align 4
%tmp54 = add nuw i32 %tmp29, 4
%lsr.iv.next = add i32 %lsr.iv, 16
%loop.dec = call i32 @llvm.loop.decrement.reg.i32.i32.i32(i32 %lsr.iv15, i32 1)
%tmp56 = icmp ne i32 %loop.dec, 0
%lsr.iv.next16 = add nsw i32 %lsr.iv15, -1
br i1 %tmp56, label %bb28, label %bb13
bb57: ; preds = %bb16
%tmp58 = getelementptr inbounds i32, i32* %arg1, i32 %tmp25
%tmp59 = load i32, i32* %tmp58, align 4
%tmp60 = getelementptr inbounds i32, i32* %arg2, i32 %tmp25
%tmp61 = load i32, i32* %tmp60, align 4
%tmp62 = xor i32 %tmp61, %tmp59
%tmp63 = getelementptr inbounds i32, i32* %arg, i32 %tmp25
%tmp64 = load i32, i32* %tmp63, align 4
%tmp65 = add nsw i32 %tmp64, %tmp62
store i32 %tmp65, i32* %tmp63, align 4
%tmp66 = add nuw i32 %tmp14, 2
%tmp67 = icmp eq i32 %tmp6, 2
br i1 %tmp67, label %bb27, label %bb68
bb68: ; preds = %bb57
%tmp69 = getelementptr inbounds i32, i32* %arg1, i32 %tmp66
%tmp70 = load i32, i32* %tmp69, align 4
%tmp71 = getelementptr inbounds i32, i32* %arg2, i32 %tmp66
%tmp72 = load i32, i32* %tmp71, align 4
%tmp73 = xor i32 %tmp72, %tmp70
%tmp74 = getelementptr inbounds i32, i32* %arg, i32 %tmp66
%tmp75 = load i32, i32* %tmp74, align 4
%tmp76 = add nsw i32 %tmp75, %tmp73
store i32 %tmp76, i32* %tmp74, align 4
br label %bb27
}
declare void @llvm.set.loop.iterations.i32(i32)
declare i32 @llvm.loop.decrement.reg.i32.i32.i32(i32, i32)
...
---
name: test1
alignment: 2
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
registers: []
liveins:
- { reg: '$r0', virtual-reg: '' }
- { reg: '$r1', virtual-reg: '' }
- { reg: '$r2', virtual-reg: '' }
- { reg: '$r3', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 40
offsetAdjustment: 0
maxAlignment: 4
adjustsStack: false
hasCalls: false
stackProtector: ''
maxCallFrameSize: 0
cvBytesOfCalleeSavedRegisters: 0
hasOpaqueSPAdjustment: false
hasVAStart: false
hasMustTailInVarArgFunc: false
localFrameSize: 0
savePoint: ''
restorePoint: ''
fixedStack: []
stack:
- { id: 0, name: '', type: spill-slot, offset: -40, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 1, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 2, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r11', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 3, name: '', type: spill-slot, offset: -12, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r10', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 4, name: '', type: spill-slot, offset: -16, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r9', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 5, name: '', type: spill-slot, offset: -20, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r8', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 6, name: '', type: spill-slot, offset: -24, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 7, name: '', type: spill-slot, offset: -28, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r6', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 8, name: '', type: spill-slot, offset: -32, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r5', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 9, name: '', type: spill-slot, offset: -36, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r4', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites: []
constants: []
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: test1
; CHECK: bb.0.bb:
; CHECK: successors: %bb.8(0x30000000), %bb.1(0x50000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $r3, $r4, $r5, $r6, $r7, $r8, $r9, $r10, $r11
; CHECK: $sp = frame-setup t2STMDB_UPD $sp, 14 /* CC::al */, $noreg, killed $r4, killed $r5, killed $r6, killed $r7, killed $r8, killed $r9, killed $r10, killed $r11, killed $lr
; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 36
; CHECK: frame-setup CFI_INSTRUCTION offset $lr, -4
; CHECK: frame-setup CFI_INSTRUCTION offset $r11, -8
; CHECK: frame-setup CFI_INSTRUCTION offset $r10, -12
; CHECK: frame-setup CFI_INSTRUCTION offset $r9, -16
; CHECK: frame-setup CFI_INSTRUCTION offset $r8, -20
; CHECK: frame-setup CFI_INSTRUCTION offset $r7, -24
; CHECK: frame-setup CFI_INSTRUCTION offset $r6, -28
; CHECK: frame-setup CFI_INSTRUCTION offset $r5, -32
; CHECK: frame-setup CFI_INSTRUCTION offset $r4, -36
; CHECK: $sp = frame-setup tSUBspi $sp, 1, 14 /* CC::al */, $noreg
; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 40
; CHECK: tCMPi8 renamable $r3, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: tBcc %bb.8, 0 /* CC::eq */, killed $cpsr
; CHECK: bb.1.bb4:
; CHECK: successors: %bb.2(0x40000000), %bb.3(0x40000000)
; CHECK: liveins: $r0, $r1, $r2, $r3
; CHECK: renamable $r4, dead $cpsr = tSUBi3 renamable $r3, 1, 14 /* CC::al */, $noreg
; CHECK: renamable $r7 = t2ANDri renamable $r3, 3, 14 /* CC::al */, $noreg, $noreg
; CHECK: tCMPi8 killed renamable $r4, 3, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: tSTRspi killed renamable $r7, $sp, 0, 14 /* CC::al */, $noreg :: (store 4 into %stack.0)
; CHECK: tBcc %bb.3, 2 /* CC::hs */, killed $cpsr
; CHECK: bb.2:
; CHECK: successors: %bb.5(0x80000000)
; CHECK: liveins: $r0, $r1, $r2
; CHECK: renamable $r8 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg
; CHECK: tB %bb.5, 14 /* CC::al */, $noreg
; CHECK: bb.3.bb12:
; CHECK: successors: %bb.4(0x80000000)
; CHECK: liveins: $r0, $r1, $r2, $r3
; CHECK: renamable $r3 = t2BICri killed renamable $r3, 3, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r4, dead $cpsr = tMOVi8 1, 14 /* CC::al */, $noreg
; CHECK: renamable $r3, dead $cpsr = tSUBi8 killed renamable $r3, 4, 14 /* CC::al */, $noreg
; CHECK: renamable $r8 = t2MOVi 0, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r3 = nuw nsw t2ADDrs killed renamable $r4, killed renamable $r3, 19, 14 /* CC::al */, $noreg, $noreg
; CHECK: $r12 = tMOVr killed $r3, 14 /* CC::al */, $noreg
; CHECK: renamable $r3, dead $cpsr = tMOVi8 0, 14 /* CC::al */, $noreg
; CHECK: bb.4.bb28:
; CHECK: successors: %bb.4(0x7c000000), %bb.5(0x04000000)
; CHECK: liveins: $r0, $r1, $r2, $r3, $r8, $r12
; CHECK: renamable $r5 = tLDRr renamable $r1, $r3, 14 /* CC::al */, $noreg :: (load 4 from %ir.scevgep617)
; CHECK: renamable $r7, dead $cpsr = tADDrr renamable $r2, renamable $r3, 14 /* CC::al */, $noreg
; CHECK: renamable $r6 = tLDRr renamable $r2, $r3, 14 /* CC::al */, $noreg :: (load 4 from %ir.scevgep418)
; CHECK: $lr = tMOVr killed $r12, 14 /* CC::al */, $noreg
; CHECK: renamable $r8 = nuw t2ADDri killed renamable $r8, 4, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r5, dead $cpsr = tEOR killed renamable $r5, killed renamable $r6, 14 /* CC::al */, $noreg
; CHECK: renamable $r6 = tLDRr renamable $r0, $r3, 14 /* CC::al */, $noreg :: (load 4 from %ir.scevgep219)
; CHECK: $lr = t2SUBri killed renamable $lr, 1, 14 /* CC::al */, $noreg, $noreg
; CHECK: $r12 = tMOVr $lr, 14 /* CC::al */, $noreg
; CHECK: renamable $r5 = nsw tADDhirr killed renamable $r5, killed renamable $r6, 14 /* CC::al */, $noreg
; CHECK: tSTRr killed renamable $r5, renamable $r0, $r3, 14 /* CC::al */, $noreg :: (store 4 into %ir.scevgep219)
; CHECK: renamable $r5, dead $cpsr = tADDrr renamable $r1, renamable $r3, 14 /* CC::al */, $noreg
; CHECK: renamable $r4 = tLDRi renamable $r7, 1, 14 /* CC::al */, $noreg :: (load 4 from %ir.scevgep11)
; CHECK: renamable $r6 = tLDRi renamable $r5, 1, 14 /* CC::al */, $noreg :: (load 4 from %ir.scevgep14)
; CHECK: renamable $r9 = t2EORrr killed renamable $r4, killed renamable $r6, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r6, dead $cpsr = tADDrr renamable $r0, renamable $r3, 14 /* CC::al */, $noreg
; CHECK: $r11 = t2ADDri $r6, 4, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r3, dead $cpsr = tADDi8 killed renamable $r3, 16, 14 /* CC::al */, $noreg
; CHECK: t2LDMIA killed $r11, 14 /* CC::al */, $noreg, def $r4, def $r10, def $r11 :: (load 4 from %ir.scevgep9), (load 4 from %ir.scevgep8), (load 4 from %ir.scevgep1)
; CHECK: renamable $r4 = nsw tADDhirr killed renamable $r4, killed renamable $r9, 14 /* CC::al */, $noreg
; CHECK: tSTRi killed renamable $r4, renamable $r6, 1, 14 /* CC::al */, $noreg :: (store 4 into %ir.scevgep9)
; CHECK: renamable $r9 = t2LDRi12 renamable $r5, 8, 14 /* CC::al */, $noreg :: (load 4 from %ir.scevgep12)
; CHECK: renamable $r4 = tLDRi renamable $r7, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.scevgep10)
; CHECK: renamable $r4 = t2EORrr killed renamable $r4, killed renamable $r9, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r4 = nsw tADDhirr killed renamable $r4, killed renamable $r10, 14 /* CC::al */, $noreg
; CHECK: tSTRi killed renamable $r4, renamable $r6, 2, 14 /* CC::al */, $noreg :: (store 4 into %ir.scevgep8)
; CHECK: renamable $r4 = tLDRi killed renamable $r5, 3, 14 /* CC::al */, $noreg :: (load 4 from %ir.scevgep5)
; CHECK: renamable $r5 = tLDRi killed renamable $r7, 3, 14 /* CC::al */, $noreg :: (load 4 from %ir.scevgep3)
; CHECK: renamable $r4, dead $cpsr = tEOR killed renamable $r4, killed renamable $r5, 14 /* CC::al */, $noreg
; CHECK: renamable $r4 = nsw tADDhirr killed renamable $r4, killed renamable $r11, 14 /* CC::al */, $noreg
; CHECK: tSTRi killed renamable $r4, killed renamable $r6, 3, 14 /* CC::al */, $noreg :: (store 4 into %ir.scevgep1)
; CHECK: t2CMPri killed $lr, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: tBcc %bb.4, 1 /* CC::ne */, killed $cpsr
; CHECK: tB %bb.5, 14 /* CC::al */, $noreg
; CHECK: bb.5.bb13:
; CHECK: successors: %bb.8(0x30000000), %bb.6(0x50000000)
; CHECK: liveins: $r0, $r1, $r2, $r8
; CHECK: renamable $r5 = tLDRspi $sp, 0, 14 /* CC::al */, $noreg :: (load 4 from %stack.0)
; CHECK: tCBZ $r5, %bb.8
; CHECK: bb.6.bb16:
; CHECK: successors: %bb.8(0x40000000), %bb.7(0x40000000)
; CHECK: liveins: $r0, $r1, $r2, $r5, $r8
; CHECK: renamable $lr = t2LDRs renamable $r1, renamable $r8, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.tmp17)
; CHECK: tCMPi8 renamable $r5, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: renamable $r3 = t2LDRs renamable $r2, renamable $r8, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.tmp19)
; CHECK: renamable $lr = t2EORrr killed renamable $lr, killed renamable $r3, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r3 = t2LDRs renamable $r0, renamable $r8, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.tmp22)
; CHECK: renamable $r3 = nsw tADDhirr killed renamable $r3, killed renamable $lr, 14 /* CC::al */, $noreg
; CHECK: t2STRs killed renamable $r3, renamable $r0, renamable $r8, 2, 14 /* CC::al */, $noreg :: (store 4 into %ir.tmp22)
; CHECK: tBcc %bb.8, 0 /* CC::eq */, killed $cpsr
; CHECK: bb.7.bb57:
; CHECK: successors: %bb.8(0x40000000), %bb.9(0x40000000)
; CHECK: liveins: $r0, $r1, $r2, $r5, $r8
; CHECK: renamable $r3 = nuw t2ADDri renamable $r8, 1, 14 /* CC::al */, $noreg, $noreg
; CHECK: tCMPi8 killed renamable $r5, 2, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: renamable $r7 = t2LDRs renamable $r1, renamable $r3, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.tmp58)
; CHECK: renamable $r6 = t2LDRs renamable $r2, renamable $r3, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.tmp60)
; CHECK: renamable $r7 = t2EORrr killed renamable $r7, killed renamable $r6, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r6 = t2LDRs renamable $r0, renamable $r3, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.tmp63)
; CHECK: renamable $r7 = nsw tADDhirr killed renamable $r7, killed renamable $r6, 14 /* CC::al */, $noreg
; CHECK: t2STRs killed renamable $r7, renamable $r0, killed renamable $r3, 2, 14 /* CC::al */, $noreg :: (store 4 into %ir.tmp63)
; CHECK: tBcc %bb.9, 1 /* CC::ne */, killed $cpsr
; CHECK: bb.8.bb27:
; CHECK: $sp = tADDspi $sp, 1, 14 /* CC::al */, $noreg
; CHECK: $sp = t2LDMIA_RET $sp, 14 /* CC::al */, $noreg, def $r4, def $r5, def $r6, def $r7, def $r8, def $r9, def $r10, def $r11, def $pc
; CHECK: bb.9.bb68:
; CHECK: liveins: $r0, $r1, $r2, $r8
; CHECK: renamable $r3 = nuw t2ADDri killed renamable $r8, 2, 14 /* CC::al */, $noreg, $noreg
; CHECK: renamable $r1 = t2LDRs killed renamable $r1, renamable $r3, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.tmp69)
; CHECK: renamable $r2 = t2LDRs killed renamable $r2, renamable $r3, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.tmp71)
; CHECK: renamable $r1, dead $cpsr = tEOR killed renamable $r1, killed renamable $r2, 14 /* CC::al */, $noreg
; CHECK: renamable $r2 = t2LDRs renamable $r0, renamable $r3, 2, 14 /* CC::al */, $noreg :: (load 4 from %ir.tmp74)
; CHECK: renamable $r1 = nsw tADDhirr killed renamable $r1, killed renamable $r2, 14 /* CC::al */, $noreg
; CHECK: t2STRs killed renamable $r1, killed renamable $r0, killed renamable $r3, 2, 14 /* CC::al */, $noreg :: (store 4 into %ir.tmp74)
; CHECK: $sp = tADDspi $sp, 1, 14 /* CC::al */, $noreg
; CHECK: $sp = t2LDMIA_RET $sp, 14 /* CC::al */, $noreg, def $r4, def $r5, def $r6, def $r7, def $r8, def $r9, def $r10, def $r11, def $pc
bb.0.bb:
successors: %bb.8(0x30000000), %bb.1(0x50000000)
liveins: $r0, $r1, $r2, $r3, $r4, $r5, $r6, $r7, $r8, $r9, $r10, $r11, $lr
$sp = frame-setup t2STMDB_UPD $sp, 14, $noreg, killed $r4, killed $r5, killed $r6, killed $r7, killed $r8, killed $r9, killed $r10, killed $r11, killed $lr
frame-setup CFI_INSTRUCTION def_cfa_offset 36
frame-setup CFI_INSTRUCTION offset $lr, -4
frame-setup CFI_INSTRUCTION offset $r11, -8
frame-setup CFI_INSTRUCTION offset $r10, -12
frame-setup CFI_INSTRUCTION offset $r9, -16
frame-setup CFI_INSTRUCTION offset $r8, -20
frame-setup CFI_INSTRUCTION offset $r7, -24
frame-setup CFI_INSTRUCTION offset $r6, -28
frame-setup CFI_INSTRUCTION offset $r5, -32
frame-setup CFI_INSTRUCTION offset $r4, -36
$sp = frame-setup tSUBspi $sp, 1, 14, $noreg
frame-setup CFI_INSTRUCTION def_cfa_offset 40
tCMPi8 renamable $r3, 0, 14, $noreg, implicit-def $cpsr
tBcc %bb.8, 0, killed $cpsr
bb.1.bb4:
successors: %bb.2(0x40000000), %bb.3(0x40000000)
liveins: $r0, $r1, $r2, $r3
renamable $r4, dead $cpsr = tSUBi3 renamable $r3, 1, 14, $noreg
renamable $r7 = t2ANDri renamable $r3, 3, 14, $noreg, $noreg
tCMPi8 killed renamable $r4, 3, 14, $noreg, implicit-def $cpsr
tSTRspi killed renamable $r7, $sp, 0, 14, $noreg :: (store 4 into %stack.0)
tBcc %bb.3, 2, killed $cpsr
bb.2:
successors: %bb.5(0x80000000)
liveins: $r0, $r1, $r2
renamable $r8 = t2MOVi 0, 14, $noreg, $noreg
tB %bb.5, 14, $noreg
bb.3.bb12:
successors: %bb.4(0x80000000)
liveins: $r0, $r1, $r2, $r3
renamable $r3 = t2BICri killed renamable $r3, 3, 14, $noreg, $noreg
renamable $r4, dead $cpsr = tMOVi8 1, 14, $noreg
renamable $r3, dead $cpsr = tSUBi8 killed renamable $r3, 4, 14, $noreg
renamable $r8 = t2MOVi 0, 14, $noreg, $noreg
renamable $r3 = nuw nsw t2ADDrs killed renamable $r4, killed renamable $r3, 19, 14, $noreg, $noreg
t2DoLoopStart renamable $r3
$r12 = tMOVr killed $r3, 14, $noreg
renamable $r3, dead $cpsr = tMOVi8 0, 14, $noreg
bb.4.bb28:
successors: %bb.4(0x7c000000), %bb.5(0x04000000)
liveins: $r0, $r1, $r2, $r3, $r8, $r12
renamable $r5 = tLDRr renamable $r1, $r3, 14, $noreg :: (load 4 from %ir.scevgep617)
renamable $r7, dead $cpsr = tADDrr renamable $r2, renamable $r3, 14, $noreg
renamable $r6 = tLDRr renamable $r2, $r3, 14, $noreg :: (load 4 from %ir.scevgep418)
$lr = tMOVr $r12, 14, $noreg
renamable $r8 = nuw t2ADDri killed renamable $r8, 4, 14, $noreg, $noreg
renamable $r5, dead $cpsr = tEOR killed renamable $r5, killed renamable $r6, 14, $noreg
renamable $r6 = tLDRr renamable $r0, $r3, 14, $noreg :: (load 4 from %ir.scevgep219)
renamable $lr = t2LoopDec killed renamable $lr, 1
$r12 = tMOVr $lr, 14, $noreg
renamable $r5 = nsw tADDhirr killed renamable $r5, killed renamable $r6, 14, $noreg
tSTRr killed renamable $r5, renamable $r0, $r3, 14, $noreg :: (store 4 into %ir.scevgep219)
renamable $r5, dead $cpsr = tADDrr renamable $r1, renamable $r3, 14, $noreg
renamable $r4 = tLDRi renamable $r7, 1, 14, $noreg :: (load 4 from %ir.scevgep11)
renamable $r6 = tLDRi renamable $r5, 1, 14, $noreg :: (load 4 from %ir.scevgep14)
renamable $r9 = t2EORrr killed renamable $r4, killed renamable $r6, 14, $noreg, $noreg
renamable $r6, dead $cpsr = tADDrr renamable $r0, renamable $r3, 14, $noreg
$r11 = t2ADDri $r6, 4, 14, $noreg, $noreg
renamable $r3, dead $cpsr = tADDi8 killed renamable $r3, 16, 14, $noreg
t2LDMIA killed $r11, 14, $noreg, def $r4, def $r10, def $r11 :: (load 4 from %ir.scevgep9), (load 4 from %ir.scevgep8), (load 4 from %ir.scevgep1)
renamable $r4 = nsw tADDhirr killed renamable $r4, killed renamable $r9, 14, $noreg
tSTRi killed renamable $r4, renamable $r6, 1, 14, $noreg :: (store 4 into %ir.scevgep9)
renamable $r9 = t2LDRi12 renamable $r5, 8, 14, $noreg :: (load 4 from %ir.scevgep12)
renamable $r4 = tLDRi renamable $r7, 2, 14, $noreg :: (load 4 from %ir.scevgep10)
renamable $r4 = t2EORrr killed renamable $r4, killed renamable $r9, 14, $noreg, $noreg
renamable $r4 = nsw tADDhirr killed renamable $r4, killed renamable $r10, 14, $noreg
tSTRi killed renamable $r4, renamable $r6, 2, 14, $noreg :: (store 4 into %ir.scevgep8)
renamable $r4 = tLDRi killed renamable $r5, 3, 14, $noreg :: (load 4 from %ir.scevgep5)
renamable $r5 = tLDRi killed renamable $r7, 3, 14, $noreg :: (load 4 from %ir.scevgep3)
renamable $r4, dead $cpsr = tEOR killed renamable $r4, killed renamable $r5, 14, $noreg
renamable $r4 = nsw tADDhirr killed renamable $r4, killed renamable $r11, 14, $noreg
tSTRi killed renamable $r4, killed renamable $r6, 3, 14, $noreg :: (store 4 into %ir.scevgep1)
t2LoopEnd killed renamable $lr, %bb.4, implicit-def dead $cpsr
tB %bb.5, 14, $noreg
bb.5.bb13:
successors: %bb.8(0x30000000), %bb.6(0x50000000)
liveins: $r0, $r1, $r2, $r8
renamable $r5 = tLDRspi $sp, 0, 14, $noreg :: (load 4 from %stack.0)
tCBZ $r5, %bb.8
bb.6.bb16:
successors: %bb.8(0x40000000), %bb.7(0x40000000)
liveins: $r0, $r1, $r2, $r5, $r8
renamable $lr = t2LDRs renamable $r1, renamable $r8, 2, 14, $noreg :: (load 4 from %ir.tmp17)
tCMPi8 renamable $r5, 1, 14, $noreg, implicit-def $cpsr
renamable $r3 = t2LDRs renamable $r2, renamable $r8, 2, 14, $noreg :: (load 4 from %ir.tmp19)
renamable $lr = t2EORrr killed renamable $lr, killed renamable $r3, 14, $noreg, $noreg
renamable $r3 = t2LDRs renamable $r0, renamable $r8, 2, 14, $noreg :: (load 4 from %ir.tmp22)
renamable $r3 = nsw tADDhirr killed renamable $r3, killed renamable $lr, 14, $noreg
t2STRs killed renamable $r3, renamable $r0, renamable $r8, 2, 14, $noreg :: (store 4 into %ir.tmp22)
tBcc %bb.8, 0, killed $cpsr
bb.7.bb57:
successors: %bb.8(0x40000000), %bb.9(0x40000000)
liveins: $r0, $r1, $r2, $r5, $r8
renamable $r3 = nuw t2ADDri renamable $r8, 1, 14, $noreg, $noreg
tCMPi8 killed renamable $r5, 2, 14, $noreg, implicit-def $cpsr
renamable $r7 = t2LDRs renamable $r1, renamable $r3, 2, 14, $noreg :: (load 4 from %ir.tmp58)
renamable $r6 = t2LDRs renamable $r2, renamable $r3, 2, 14, $noreg :: (load 4 from %ir.tmp60)
renamable $r7 = t2EORrr killed renamable $r7, killed renamable $r6, 14, $noreg, $noreg
renamable $r6 = t2LDRs renamable $r0, renamable $r3, 2, 14, $noreg :: (load 4 from %ir.tmp63)
renamable $r7 = nsw tADDhirr killed renamable $r7, killed renamable $r6, 14, $noreg
t2STRs killed renamable $r7, renamable $r0, killed renamable $r3, 2, 14, $noreg :: (store 4 into %ir.tmp63)
tBcc %bb.9, 1, killed $cpsr
bb.8.bb27:
$sp = tADDspi $sp, 1, 14, $noreg
$sp = t2LDMIA_RET $sp, 14, $noreg, def $r4, def $r5, def $r6, def $r7, def $r8, def $r9, def $r10, def $r11, def $pc
bb.9.bb68:
liveins: $r0, $r1, $r2, $r8
renamable $r3 = nuw t2ADDri killed renamable $r8, 2, 14, $noreg, $noreg
renamable $r1 = t2LDRs killed renamable $r1, renamable $r3, 2, 14, $noreg :: (load 4 from %ir.tmp69)
renamable $r2 = t2LDRs killed renamable $r2, renamable $r3, 2, 14, $noreg :: (load 4 from %ir.tmp71)
renamable $r1, dead $cpsr = tEOR killed renamable $r1, killed renamable $r2, 14, $noreg
renamable $r2 = t2LDRs renamable $r0, renamable $r3, 2, 14, $noreg :: (load 4 from %ir.tmp74)
renamable $r1 = nsw tADDhirr killed renamable $r1, killed renamable $r2, 14, $noreg
t2STRs killed renamable $r1, killed renamable $r0, killed renamable $r3, 2, 14, $noreg :: (store 4 into %ir.tmp74)
$sp = tADDspi $sp, 1, 14, $noreg
$sp = t2LDMIA_RET $sp, 14, $noreg, def $r4, def $r5, def $r6, def $r7, def $r8, def $r9, def $r10, def $r11, def $pc
...