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llvm-project/llvm/test/CodeGen/Thumb2/LowOverheadLoops/vpt-blocks.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 -run-pass=arm-low-overhead-loops %s -o - | FileCheck %s
--- |
@_ZL3arr = internal global [10 x i32] [i32 1, i32 2, i32 3, i32 5, i32 5, i32 5, i32 -2, i32 0, i32 -8, i32 -1], align 4
@.str = private unnamed_addr constant [5 x i8] c"%d, \00", align 1
define arm_aapcs_vfpcc void @vpt_block(i32* nocapture %A, i32 %n, i32 %x) {
entry:
%cmp9 = icmp sgt 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 %cmp9, label %vector.ph, label %for.cond.cleanup
vector.ph: ; preds = %entry
%sub = sub nsw i32 0, %x
call void @llvm.set.loop.iterations.i32(i32 %5)
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%lsr.iv1 = phi i32* [ %scevgep, %vector.body ], [ %A, %vector.ph ]
%6 = phi i32 [ %5, %vector.ph ], [ %18, %vector.body ]
%7 = phi i32 [ %n, %vector.ph ], [ %9, %vector.body ]
%lsr.iv12 = bitcast i32* %lsr.iv1 to <4 x i32>*
%8 = call <4 x i1> @llvm.arm.mve.vctp32(i32 %7)
%9 = sub i32 %7, 4
%wide.masked.load = call <4 x i32> @llvm.masked.load.v4i32.p0v4i32(<4 x i32>* %lsr.iv12, i32 4, <4 x i1> %8, <4 x i32> undef)
%10 = insertelement <4 x i32> undef, i32 %x, i32 0
%11 = shufflevector <4 x i32> %10, <4 x i32> undef, <4 x i32> zeroinitializer
%12 = icmp slt <4 x i32> %wide.masked.load, %11
%13 = insertelement <4 x i32> undef, i32 %sub, i32 0
%14 = shufflevector <4 x i32> %13, <4 x i32> undef, <4 x i32> zeroinitializer
%15 = icmp sgt <4 x i32> %wide.masked.load, %14
%16 = and <4 x i1> %12, %15
%17 = and <4 x i1> %16, %8
call void @llvm.masked.store.v4i32.p0v4i32(<4 x i32> zeroinitializer, <4 x i32>* %lsr.iv12, i32 4, <4 x i1> %17)
%scevgep = getelementptr i32, i32* %lsr.iv1, i32 4
%18 = call i32 @llvm.loop.decrement.reg.i32.i32.i32(i32 %6, i32 1)
%19 = icmp ne i32 %18, 0
br i1 %19, label %vector.body, label %for.cond.cleanup
for.cond.cleanup: ; preds = %vector.body, %entry
ret void
}
define arm_aapcs_vfpcc void @different_vcpt_reaching_def(i32* nocapture %A, i32 %n, i32 %x) {
; Intentionally left blank - see MIR sequence below.
entry:
unreachable
vector.ph:
unreachable
vector.body:
unreachable
for.cond.cleanup:
unreachable
}
define arm_aapcs_vfpcc void @different_vcpt_operand(i32* nocapture %A, i32 %n, i32 %x) {
; Intentionally left blank - see MIR sequence below.
entry:
unreachable
vector.ph:
unreachable
vector.body:
unreachable
for.cond.cleanup:
unreachable
}
define arm_aapcs_vfpcc void @else_vcpt(i32* nocapture %data, i32 %N, i32 %T) {
entry:
%cmp9 = icmp sgt 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 %cmp9, label %vector.ph, label %for.cond.cleanup
vector.ph: ; preds = %entry
%sub = sub nsw i32 0, %T
call void @llvm.set.loop.iterations.i32(i32 %5)
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%lsr.iv1 = phi i32* [ %scevgep, %vector.body ], [ %data, %vector.ph ]
%6 = phi i32 [ %5, %vector.ph ], [ %18, %vector.body ]
%7 = phi i32 [ %N, %vector.ph ], [ %9, %vector.body ]
%lsr.iv12 = bitcast i32* %lsr.iv1 to <4 x i32>*
%8 = call <4 x i1> @llvm.arm.mve.vctp32(i32 %7)
%9 = sub i32 %7, 4
%wide.masked.load = call <4 x i32> @llvm.masked.load.v4i32.p0v4i32(<4 x i32>* %lsr.iv12, i32 4, <4 x i1> %8, <4 x i32> undef)
%10 = insertelement <4 x i32> undef, i32 %T, i32 0
%11 = shufflevector <4 x i32> %10, <4 x i32> undef, <4 x i32> zeroinitializer
%12 = icmp slt <4 x i32> %wide.masked.load, %11
%13 = insertelement <4 x i32> undef, i32 %sub, i32 0
%14 = shufflevector <4 x i32> %13, <4 x i32> undef, <4 x i32> zeroinitializer
%15 = icmp sgt <4 x i32> %wide.masked.load, %14
%16 = or <4 x i1> %12, %15
%17 = and <4 x i1> %16, %8
call void @llvm.masked.store.v4i32.p0v4i32(<4 x i32> zeroinitializer, <4 x i32>* %lsr.iv12, i32 4, <4 x i1> %17)
%scevgep = getelementptr i32, i32* %lsr.iv1, i32 4
%18 = call i32 @llvm.loop.decrement.reg.i32.i32.i32(i32 %6, i32 1)
%19 = icmp ne i32 %18, 0
br i1 %19, label %vector.body, label %for.cond.cleanup
for.cond.cleanup: ; preds = %vector.body, %entry
ret void
}
define arm_aapcs_vfpcc void @loop_invariant_vpt_operands(i32* nocapture %A, i32 %n, i32 %x) {
; Intentionally left blank - see MIR sequence below.
entry:
unreachable
vector.ph:
unreachable
vector.body:
unreachable
for.cond.cleanup:
unreachable
}
define arm_aapcs_vfpcc void @vctp_before_vpt(i32* nocapture %A, i32 %n, i32 %x) {
; Intentionally left blank - see MIR sequence below.
entry:
unreachable
vector.ph:
unreachable
vector.body:
unreachable
for.cond.cleanup:
unreachable
}
define arm_aapcs_vfpcc void @vpt_load_vctp_store(i32* nocapture %A, i32 %n, i32 %x) {
; Intentionally left blank - see MIR sequence below.
entry:
unreachable
vector.ph:
unreachable
vector.body:
unreachable
for.cond.cleanup:
unreachable
}
declare <4 x i32> @llvm.masked.load.v4i32.p0v4i32(<4 x i32>*, i32 immarg, <4 x i1>, <4 x i32>)
declare void @llvm.masked.store.v4i32.p0v4i32(<4 x i32>, <4 x i32>*, i32 immarg, <4 x i1>)
declare void @llvm.set.loop.iterations.i32(i32)
declare i32 @llvm.loop.decrement.reg.i32.i32.i32(i32, i32)
declare <4 x i1> @llvm.arm.mve.vctp32(i32)
...
---
name: vpt_block
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: '$r2', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 8
offsetAdjustment: 0
maxAlignment: 4
adjustsStack: false
hasCalls: false
stackProtector: ''
maxCallFrameSize: 0
cvBytesOfCalleeSavedRegisters: 0
hasOpaqueSPAdjustment: false
hasVAStart: false
hasMustTailInVarArgFunc: false
localFrameSize: 0
savePoint: ''
restorePoint: ''
fixedStack: []
stack:
- { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 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: []
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: vpt_block
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $r7
; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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: tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: t2IT 11, 8, implicit-def $itstate
; CHECK: frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
; CHECK: bb.1.vector.ph:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: liveins: $r0, $r1, $r2
; CHECK: renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
; CHECK: renamable $r3, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
; CHECK: $lr = MVE_DLSTP_32 killed renamable $r1
; CHECK: bb.2.vector.body:
; CHECK: successors: %bb.2(0x7c000000), %bb.3(0x04000000)
; CHECK: liveins: $lr, $q0, $r0, $r2, $r3
; CHECK: renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 0, killed $noreg
; CHECK: MVE_VPTv4s32r 4, renamable $q1, renamable $r2, 11, implicit-def $vpr
; CHECK: renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 12, 1, killed renamable $vpr
; CHECK: renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 1, killed renamable $vpr
; CHECK: $lr = MVE_LETP killed renamable $lr, %bb.2
; CHECK: bb.3.for.cond.cleanup:
; CHECK: frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
bb.0.entry:
successors: %bb.1(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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
tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
t2IT 11, 8, implicit-def $itstate
frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
bb.1.vector.ph:
successors: %bb.2(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
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, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
t2DoLoopStart renamable $lr
bb.2.vector.body:
successors: %bb.2(0x7c000000), %bb.3(0x04000000)
liveins: $lr, $q0, $r0, $r1, $r2, $r3
renamable $vpr = MVE_VCTP32 renamable $r1, 0, $noreg
MVE_VPST 8, implicit $vpr
renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 1, killed renamable $vpr
MVE_VPTv4s32r 2, renamable $q1, renamable $r2, 11, implicit-def $vpr
renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 12, 1, killed renamable $vpr
renamable $vpr = MVE_VCTP32 renamable $r1, 1, killed renamable $vpr
renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 1, killed renamable $vpr
renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
renamable $lr = t2LoopDec killed renamable $lr, 1
t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr
tB %bb.3, 14 /* CC::al */, $noreg
bb.3.for.cond.cleanup:
frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
...
---
name: different_vcpt_reaching_def
alignment: 2
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
registers: []
liveins:
- { reg: '$r0', virtual-reg: '' }
- { reg: '$r1', virtual-reg: '' }
- { reg: '$r2', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 8
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: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites: []
constants: []
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: different_vcpt_reaching_def
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $r7
; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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: tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: t2IT 11, 8, implicit-def $itstate
; CHECK: frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
; CHECK: bb.1.vector.ph:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: liveins: $r0, $r1, $r2
; CHECK: renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
; CHECK: renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
; 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, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
; CHECK: $lr = t2DLS killed renamable $lr
; CHECK: bb.2.vector.body:
; CHECK: successors: %bb.2(0x7c000000), %bb.3(0x04000000)
; CHECK: liveins: $lr, $q0, $r0, $r1, $r2, $r3
; CHECK: renamable $vpr = MVE_VCTP32 renamable $r1, 0, $noreg
; CHECK: MVE_VPST 8, implicit $vpr
; CHECK: renamable $r1 = MVE_VSTRWU32_post renamable $q0, killed renamable $r1, 16, 1, renamable $vpr
; CHECK: renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 1, killed renamable $vpr
; CHECK: MVE_VPTv4s32r 2, renamable $q1, renamable $r2, 11, implicit-def $vpr
; CHECK: renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 12, 1, killed renamable $vpr
; CHECK: renamable $vpr = MVE_VCTP32 renamable $r1, 1, killed renamable $vpr
; CHECK: renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 1, killed renamable $vpr
; CHECK: renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
; CHECK: $lr = t2LEUpdate killed renamable $lr, %bb.2
; CHECK: bb.3.for.cond.cleanup:
; CHECK: frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
;
; Tests that secondary VCTPs are refused when their operand's reaching definition is not the same as the main
; VCTP's.
;
bb.0.entry:
successors: %bb.1(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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
tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
t2IT 11, 8, implicit-def $itstate
frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
bb.1.vector.ph:
successors: %bb.2(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
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, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
t2DoLoopStart renamable $lr
bb.2.vector.body:
successors: %bb.2(0x7c000000), %bb.3(0x04000000)
liveins: $lr, $q0, $r0, $r1, $r2, $r3
renamable $vpr = MVE_VCTP32 renamable $r1, 0, $noreg
MVE_VPST 8, implicit $vpr
renamable $r1 = MVE_VSTRWU32_post renamable $q0, killed renamable $r1, 16, 1, renamable $vpr
renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 1, killed renamable $vpr
MVE_VPTv4s32r 2, renamable $q1, renamable $r2, 11, implicit-def $vpr
renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 12, 1, killed renamable $vpr
renamable $vpr = MVE_VCTP32 renamable $r1, 1, killed renamable $vpr
renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 1, killed renamable $vpr
renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
renamable $lr = t2LoopDec killed renamable $lr, 1
t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr
tB %bb.3, 14 /* CC::al */, $noreg
bb.3.for.cond.cleanup:
frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
...
---
name: different_vcpt_operand
alignment: 2
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
registers: []
liveins:
- { reg: '$r0', virtual-reg: '' }
- { reg: '$r1', virtual-reg: '' }
- { reg: '$r2', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 8
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: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites: []
constants: []
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: different_vcpt_operand
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $r7
; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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: tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: t2IT 11, 8, implicit-def $itstate
; CHECK: frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
; CHECK: bb.1.vector.ph:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: liveins: $r0, $r1, $r2
; CHECK: renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
; CHECK: renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
; 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, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
; CHECK: $lr = t2DLS killed renamable $lr
; CHECK: bb.2.vector.body:
; CHECK: successors: %bb.2(0x7c000000), %bb.3(0x04000000)
; CHECK: liveins: $lr, $q0, $r0, $r1, $r2, $r3
; CHECK: renamable $vpr = MVE_VCTP32 renamable $r1, 0, $noreg
; CHECK: MVE_VPST 8, implicit $vpr
; CHECK: renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 1, killed renamable $vpr
; CHECK: MVE_VPTv4s32r 2, renamable $q1, renamable $r2, 11, implicit-def $vpr
; CHECK: renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 12, 1, killed renamable $vpr
; CHECK: renamable $vpr = MVE_VCTP32 renamable $r2, 1, killed renamable $vpr
; CHECK: renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 1, killed renamable $vpr
; CHECK: renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
; CHECK: $lr = t2LEUpdate killed renamable $lr, %bb.2
; CHECK: bb.3.for.cond.cleanup:
; CHECK: frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
;
; Tests that secondary VCTPs are refused when their operand is not the same register as the main VCTP's.
;
bb.0.entry:
successors: %bb.1(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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
tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
t2IT 11, 8, implicit-def $itstate
frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
bb.1.vector.ph:
successors: %bb.2(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
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, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
t2DoLoopStart renamable $lr
bb.2.vector.body:
successors: %bb.2(0x7c000000), %bb.3(0x04000000)
liveins: $lr, $q0, $r0, $r1, $r2, $r3
renamable $vpr = MVE_VCTP32 renamable $r1, 0, $noreg
MVE_VPST 8, implicit $vpr
renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 1, killed renamable $vpr
MVE_VPTv4s32r 2, renamable $q1, renamable $r2, 11, implicit-def $vpr
renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 12, 1, killed renamable $vpr
renamable $vpr = MVE_VCTP32 renamable $r2, 1, killed renamable $vpr
renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 1, killed renamable $vpr
renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
renamable $lr = t2LoopDec killed renamable $lr, 1
t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr
tB %bb.3, 14 /* CC::al */, $noreg
bb.3.for.cond.cleanup:
frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
...
---
name: else_vcpt
alignment: 2
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
registers: []
liveins:
- { reg: '$r0', virtual-reg: '' }
- { reg: '$r1', virtual-reg: '' }
- { reg: '$r2', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 8
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: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites: []
constants: []
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: else_vcpt
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $r7
; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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: tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: t2IT 11, 8, implicit-def $itstate
; CHECK: frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
; CHECK: bb.1.vector.ph:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: liveins: $r0, $r1, $r2
; CHECK: renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
; CHECK: renamable $r3, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
; CHECK: $lr = MVE_DLSTP_32 killed renamable $r1
; CHECK: bb.2.vector.body:
; CHECK: successors: %bb.2(0x7c000000), %bb.3(0x04000000)
; CHECK: liveins: $lr, $q0, $r0, $r2, $r3
; CHECK: renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 0, killed $noreg
; CHECK: MVE_VPTv4s32r 12, renamable $q1, renamable $r2, 10, implicit-def $vpr
; CHECK: renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 13, 1, killed renamable $vpr
; CHECK: renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 2, killed renamable $vpr
; CHECK: $lr = MVE_LETP killed renamable $lr, %bb.2
; CHECK: bb.3.for.cond.cleanup:
; CHECK: frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
;
; Test including a else-predicated VCTP.
;
bb.0.entry:
successors: %bb.1(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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
tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
t2IT 11, 8, implicit-def $itstate
frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
bb.1.vector.ph:
successors: %bb.2(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
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, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
t2DoLoopStart renamable $lr
bb.2.vector.body:
successors: %bb.2(0x7c000000), %bb.3(0x04000000)
liveins: $lr, $q0, $r0, $r1, $r2, $r3
renamable $vpr = MVE_VCTP32 renamable $r1, 0, $noreg
MVE_VPST 8, implicit $vpr
renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 1, killed renamable $vpr
MVE_VPTv4s32r 14, renamable $q1, renamable $r2, 10, implicit-def $vpr
renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 13, 1, killed renamable $vpr
renamable $vpr = MVE_VCTP32 renamable $r1, 2, killed renamable $vpr
renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 2, killed renamable $vpr
renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
renamable $lr = t2LoopDec killed renamable $lr, 1
t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr
tB %bb.3, 14 /* CC::al */, $noreg
bb.3.for.cond.cleanup:
frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
...
---
name: loop_invariant_vpt_operands
alignment: 2
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
registers: []
liveins:
- { reg: '$r0', virtual-reg: '' }
- { reg: '$r1', virtual-reg: '' }
- { reg: '$r2', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 8
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: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites: []
constants: []
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: loop_invariant_vpt_operands
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $r7
; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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: tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: t2IT 11, 8, implicit-def $itstate
; CHECK: frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
; CHECK: bb.1.vector.ph:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: liveins: $r0, $r1, $r2
; CHECK: renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
; CHECK: renamable $r3, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
; CHECK: $lr = MVE_DLSTP_32 killed renamable $r1
; CHECK: bb.2.vector.body:
; CHECK: successors: %bb.2(0x7c000000), %bb.3(0x04000000)
; CHECK: liveins: $lr, $q0, $r0, $r2, $r3
; CHECK: renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 0, killed $noreg
; CHECK: MVE_VPTv4s32r 4, renamable $q0, renamable $r2, 11, implicit-def $vpr
; CHECK: renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 12, 1, killed renamable $vpr
; CHECK: renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 1, killed renamable $vpr
; CHECK: $lr = MVE_LETP killed renamable $lr, %bb.2
; CHECK: bb.3.for.cond.cleanup:
; CHECK: frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
bb.0.entry:
successors: %bb.1(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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
tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
t2IT 11, 8, implicit-def $itstate
frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
bb.1.vector.ph:
successors: %bb.2(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
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, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
t2DoLoopStart renamable $lr
bb.2.vector.body:
successors: %bb.2(0x7c000000), %bb.3(0x04000000)
liveins: $lr, $q0, $r0, $r1, $r2, $r3
renamable $vpr = MVE_VCTP32 renamable $r1, 0, $noreg
MVE_VPST 8, implicit $vpr
renamable $q1 = MVE_VLDRWU32 renamable $r0, 0, 1, killed renamable $vpr
MVE_VPTv4s32r 2, renamable $q0, renamable $r2, 11, implicit-def $vpr
renamable $vpr = MVE_VCMPs32r killed renamable $q1, renamable $r3, 12, 1, killed renamable $vpr
renamable $vpr = MVE_VCTP32 renamable $r1, 1, killed renamable $vpr
renamable $r0 = MVE_VSTRWU32_post renamable $q0, killed renamable $r0, 16, 1, killed renamable $vpr
renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
renamable $lr = t2LoopDec killed renamable $lr, 1
t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr
tB %bb.3, 14 /* CC::al */, $noreg
bb.3.for.cond.cleanup:
frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
...
---
name: vctp_before_vpt
alignment: 2
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
registers: []
liveins:
- { reg: '$r0', virtual-reg: '' }
- { reg: '$r1', virtual-reg: '' }
- { reg: '$r2', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 8
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: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites: []
constants: []
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: vctp_before_vpt
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $lr, $r1, $r2, $r7
; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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: tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: t2IT 11, 8, implicit-def $itstate
; CHECK: frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
; CHECK: bb.1.vector.ph:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: liveins: $r1, $r2
; CHECK: renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
; CHECK: renamable $r3, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
; CHECK: $lr = MVE_DLSTP_32 killed renamable $r1
; CHECK: bb.2.vector.body:
; CHECK: successors: %bb.2(0x7c000000), %bb.3(0x04000000)
; CHECK: liveins: $lr, $q0, $r2, $r3
; CHECK: MVE_VPTv4s32r 2, renamable $q0, renamable $r2, 8, implicit-def $vpr
; CHECK: dead renamable $vpr = MVE_VCMPs32r renamable $q0, renamable $r3, 12, 1, killed renamable $vpr
; CHECK: $lr = MVE_LETP killed renamable $lr, %bb.2
; CHECK: bb.3.for.cond.cleanup:
; CHECK: frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
bb.0.entry:
successors: %bb.1(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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
tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
t2IT 11, 8, implicit-def $itstate
frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
bb.1.vector.ph:
successors: %bb.2(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
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, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
t2DoLoopStart renamable $lr
bb.2.vector.body:
successors: %bb.2(0x7c000000), %bb.3(0x04000000)
liveins: $lr, $q0, $r0, $r1, $r2, $r3
MVE_VPTv4s32r 2, renamable $q0, renamable $r2, 8, implicit-def $vpr
renamable $vpr = MVE_VCMPs32r killed renamable $q0, renamable $r3, 12, 1, killed renamable $vpr
renamable $vpr = MVE_VCTP32 renamable $r1, 0, $noreg
renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
renamable $lr = t2LoopDec killed renamable $lr, 1
t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr
tB %bb.3, 14 /* CC::al */, $noreg
bb.3.for.cond.cleanup:
frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
...
---
name: vpt_load_vctp_store
alignment: 2
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
registers: []
liveins:
- { reg: '$r0', virtual-reg: '' }
- { reg: '$r1', virtual-reg: '' }
- { reg: '$r2', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 8
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: -4, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites: []
constants: []
machineFunctionInfo: {}
body: |
; CHECK-LABEL: name: vpt_load_vctp_store
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $lr, $r0, $r1, $r2, $r7
; CHECK: frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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: tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
; CHECK: t2IT 11, 8, implicit-def $itstate
; CHECK: frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
; CHECK: bb.1.vector.ph:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: liveins: $r0, $r1, $r2
; CHECK: renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
; CHECK: renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
; 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: dead renamable $r3, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
; CHECK: $lr = t2DLS killed renamable $lr
; CHECK: bb.2.vector.body:
; CHECK: successors: %bb.2(0x7c000000), %bb.3(0x04000000)
; CHECK: liveins: $lr, $q0, $r0, $r1, $r2
; CHECK: MVE_VPTv4s32r 2, killed renamable $q0, renamable $r2, 2, implicit-def $vpr
; CHECK: renamable $q0 = MVE_VLDRWU32 renamable $r0, 0, 1, $vpr
; CHECK: renamable $vpr = MVE_VCTP32 renamable $r1, 1, killed $vpr
; CHECK: MVE_VSTRWU32 renamable $q0, renamable $r0, 0, 1, killed $vpr
; CHECK: renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
; CHECK: $lr = t2LEUpdate killed renamable $lr, %bb.2
; CHECK: bb.3.for.cond.cleanup:
; CHECK: frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
;
; This shouldn't be tail-predicated because the VLDR isn't predicated on the VCTP.
;
bb.0.entry:
successors: %bb.1(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, 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
tCMPi8 renamable $r1, 1, 14 /* CC::al */, $noreg, implicit-def $cpsr
t2IT 11, 8, implicit-def $itstate
frame-destroy tPOP_RET 11 /* CC::lt */, killed $cpsr, def $r7, def $pc, implicit killed $itstate
bb.1.vector.ph:
successors: %bb.2(0x80000000)
liveins: $r0, $r1, $r2, $r7, $lr
renamable $r3, dead $cpsr = tADDi3 renamable $r1, 3, 14 /* CC::al */, $noreg
renamable $q0 = MVE_VMOVimmi32 0, 0, $noreg, undef renamable $q0
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, dead $cpsr = nsw tRSB renamable $r2, 14 /* CC::al */, $noreg
t2DoLoopStart renamable $lr
bb.2.vector.body:
successors: %bb.2(0x7c000000), %bb.3(0x04000000)
liveins: $lr, $q0, $r0, $r1, $r2, $r3
MVE_VPTv4s32r 2, renamable $q0, renamable $r2, 2, implicit-def $vpr
renamable $q0 = MVE_VLDRWU32 renamable $r0, 0, 1, $vpr
renamable $vpr = MVE_VCTP32 renamable $r1, 1, $vpr
MVE_VSTRWU32 killed renamable $q0, killed renamable $r0, 0, 1, $vpr
renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14 /* CC::al */, $noreg
renamable $lr = t2LoopDec killed renamable $lr, 1
t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr
tB %bb.3, 14 /* CC::al */, $noreg
bb.3.for.cond.cleanup:
frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
...
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