a496c8be6e
And dependent commits. Details in D150388. This reverts commit825b7f0ca5. This reverts commit7a98f084c4. This reverts commitb4a62b1fa5. This reverts commitb7836d8562. No conflicts in the code, few tests had conflicts in autogenerated CHECKs: llvm/test/CodeGen/Thumb2/mve-float32regloops.ll llvm/test/CodeGen/AMDGPU/fix-frame-reg-in-custom-csr-spills.ll Reviewed By: alexfh Differential Revision: https://reviews.llvm.org/D156381
59 lines
2.1 KiB
YAML
59 lines
2.1 KiB
YAML
# This test used to crash MIRPrinter::convertStackObjects():
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# MFI can contain some dead stack objects after PEI pass, but objects storage
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# contains not dead objects only. So using objects IDs as offset in the storage
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# caused out of bounds access.
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# RUN: llc -march=amdgcn -run-pass=si-lower-sgpr-spills,prologepilog -verify-machineinstrs -o - %s | FileCheck %s
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# CHECK-LABEL: name: foo
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# CHECK: {{^}}fixedStack: []
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# CHECK: stack: []
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# CHECK-LABEL: name: bar
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# CHECK: fixedStack: []
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# CHECK-NEXT: {{^}}stack:
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# CHECK-NEXT: - { id:
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---
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name: foo
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body: |
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bb.0:
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SI_RETURN
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...
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---
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name: bar
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tracksRegLiveness: true
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liveins:
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- { reg: '$vgpr0', virtual-reg: '' }
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- { reg: '$vgpr1', virtual-reg: '' }
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- { reg: '$vgpr2', virtual-reg: '' }
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stack:
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- { id: 0, name: '', type: spill-slot, offset: 0, size: 8, alignment: 4,
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stack-id: sgpr-spill, callee-saved-register: '', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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machineFunctionInfo:
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scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
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stackPtrOffsetReg: '$sgpr32'
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body: |
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bb.0:
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liveins: $vgpr0, $vgpr1, $vgpr2
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renamable $vgpr41 = COPY $vgpr2, implicit $exec
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renamable $vgpr40 = COPY $vgpr1, implicit $exec
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renamable $vcc = V_CMP_NE_U32_e64 42, killed $vgpr0, implicit $exec
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$sgpr4_sgpr5 = S_AND_SAVEEXEC_B64 $vcc, implicit-def $exec, implicit-def $scc, implicit $exec
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renamable $sgpr34_sgpr35 = S_XOR_B64 $exec, killed renamable $sgpr4_sgpr5, implicit-def dead $scc
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ADJCALLSTACKUP 0, 0, implicit-def dead $scc, implicit-def $sgpr32, implicit $sgpr32
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renamable $sgpr4_sgpr5 = SI_PC_ADD_REL_OFFSET target-flags(amdgpu-gotprel32-lo) @foo + 4, target-flags(amdgpu-gotprel32-hi) @foo + 12, implicit-def dead $scc
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renamable $sgpr4_sgpr5 = S_LOAD_DWORDX2_IMM killed renamable $sgpr4_sgpr5, 0, 0
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dead $sgpr30_sgpr31 = SI_CALL killed renamable $sgpr4_sgpr5, @foo, csr_amdgpu, implicit $sgpr0_sgpr1_sgpr2_sgpr3
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ADJCALLSTACKDOWN 0, 0, implicit-def dead $scc, implicit-def $sgpr32, implicit $sgpr32
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SI_RETURN
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...
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