forked from OSchip/llvm-project
108 lines
3.5 KiB
YAML
108 lines
3.5 KiB
YAML
# RUN: llc -run-pass=arm-cp-islands %s -o - | FileCheck %s
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# This test make sure that the constant pool does not keep in the middle of an IT block
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# when needs to split a block to place them.
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#
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--- |
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; ModuleID = '<stdin>'
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source_filename = "<stdin>"
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target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
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target triple = "thumbv8m.main-arm-none-eabi"
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%struct.e = type { double, double, double }
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declare i32 @llvm.arm.space(i32, i32)
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define hidden arm_aapcs_vfpcc %struct.e @h() {
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unreachable
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}
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...
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---
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name: h
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alignment: 4
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exposesReturnsTwice: false
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legalized: false
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regBankSelected: false
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selected: false
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failedISel: false
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tracksRegLiveness: true
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hasWinCFI: false
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registers: []
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liveins: []
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 64
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offsetAdjustment: -40
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maxAlignment: 4
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adjustsStack: true
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hasCalls: true
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maxCallFrameSize: 0
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cvBytesOfCalleeSavedRegisters: 0
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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localFrameSize: 28
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savePoint: ''
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restorePoint: ''
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fixedStack: []
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callSites: []
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constants:
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- id: 0
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value: 'double 0.000000e+00'
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alignment: 8
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isTargetSpecific: false
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- id: 1
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value: 'double 7.020000e+02'
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alignment: 8
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isTargetSpecific: false
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- id: 2
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value: 'double 2.020000e+02'
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alignment: 8
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isTargetSpecific: false
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machineFunctionInfo: {}
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body: |
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bb.0:
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successors: %bb.1(0x80000000)
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renamable $d0 = VLDRD %const.0, 0, 14, $noreg :: (load 8 from constant-pool)
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dead renamable $r0 = SPACE 40, undef renamable $r0
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bb.1:
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successors: %bb.2(0x80000000)
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dead renamable $r0 = SPACE 790, undef renamable $r0
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bb.2:
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successors:
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renamable $r0 = t2MOVi 0, 14, _, _
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t2CMPri $r0, 32, 14, $noreg, implicit-def $cpsr
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renamable $r0 = SPACE 200, undef renamable $r0
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; CHECK: t2IT 0, 1, implicit-def $itstate
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; CHECK-NEXT: renamable $d0 = VLDRD %const.7, 0, 0, $cpsr, implicit $itstate :: (load 8 from constant-pool)
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; CHECK-NEXT: renamable $d1 = VLDRD %const.5, 0, 0, $cpsr, implicit $itstate :: (load 8 from constant-pool)
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; CHECK-NEXT: renamable $d2 = VLDRD %const.6, 0, 0, $cpsr, implicit $itstate :: (load 8 from constant-pool)
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; CHECK-NEXT: $r0 = t2SUBri $r0, 12, 0, $cpsr, $noreg, implicit killed $itstate
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t2IT 0, 1, implicit-def $itstate
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renamable $d0 = VLDRD %const.1, 0, 0, $cpsr, implicit $itstate :: (load 8 from constant-pool)
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renamable $d1 = VLDRD %const.2, 0, 0, $cpsr, implicit $itstate :: (load 8 from constant-pool)
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renamable $d2 = VLDRD %const.0, 0, 0, $cpsr, implicit $itstate :: (load 8 from constant-pool)
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$r0 = t2SUBri $r0, 12, 0, $cpsr, $noreg, implicit killed $itstate
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t2IT 0, 4, implicit-def $itstate
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$sp = tMOVr $r0, 0, $cpsr, implicit $itstate
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$sp = t2LDMIA_RET $sp, 0, killed $cpsr, def $r4, def $r5, def $r6, def $r7, def $r8, def $r9, def $r10, def $r11, def $pc, implicit killed $d0, implicit killed $d1, implicit killed $d2, implicit $sp, implicit killed $itstate
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tBL 14, $noreg, &__stack_chk_fail, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit-def $sp
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bb.3:
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successors: %bb.3(0x80000000)
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liveins: $r0
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dead renamable $r0 = SPACE 4000, undef renamable $r0
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t2B %bb.3, 14, $noreg
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