60 lines
2.6 KiB
YAML
60 lines
2.6 KiB
YAML
# RUN: not llc -mtriple=amdgcn -mcpu=gfx908 -verify-machineinstrs -start-before=greedy,1 -stop-after=virtregrewriter,2 %s -filetype=null 2>&1 | FileCheck -check-prefix=ERR %s
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# Make sure there's no machine verifier error after failure.
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# ERR: error: inline assembly requires more registers than available
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# This testcase cannot be compiled with the enforced register
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# budget. Previously, tryLastChanceRecoloring would assert here. It
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# was attempting to recolor a superregister with an overlapping
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# subregister over the same range.
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--- |
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define void @foo() #0 {
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ret void
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}
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attributes #0 = { "amdgpu-waves-per-eu"="8,8" }
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...
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---
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name: foo
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tracksRegLiveness: true
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registers:
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- { id: 0, class: vgpr_32 }
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- { id: 1, class: vgpr_32 }
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- { id: 2, class: vreg_512 }
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- { id: 3, class: vreg_256 }
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- { id: 4, class: vreg_128 }
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- { id: 5, class: vreg_96 }
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- { id: 6, class: vreg_96 }
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- { id: 7, class: vreg_512 }
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- { id: 8, class: vreg_256 }
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- { id: 9, class: vreg_128 }
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- { id: 10, class: vreg_96 }
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- { id: 11, class: vreg_96 }
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- { id: 12, class: sreg_64 }
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- { id: 13, class: sgpr_64 }
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- { id: 14, class: vgpr_32 }
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machineFunctionInfo:
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scratchRSrcReg: '$sgpr0_sgpr1_sgpr2_sgpr3'
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frameOffsetReg: '$sgpr33'
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stackPtrOffsetReg: '$sgpr32'
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body: |
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bb.0:
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INLINEASM &"; def $0", sideeffect attdialect, regdef:AGPR_32, implicit-def $agpr0
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%14:vgpr_32 = COPY killed $agpr0
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INLINEASM &"; def $0 $1 $2 $3 $4", sideeffect attdialect, regdef:VReg_512, def %7, regdef:VReg_256, def %8, regdef:VReg_128, def %9, regdef:VReg_96, def %10, regdef:VReg_96, def %11
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INLINEASM &"; clobber", sideeffect attdialect, clobber, implicit-def dead early-clobber $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15_agpr16_agpr17_agpr18_agpr19_agpr20_agpr21_agpr22_agpr23_agpr24_agpr25_agpr26_agpr27_agpr28_agpr29_agpr30_agpr31, clobber, implicit-def dead early-clobber $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
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INLINEASM &"; use $0", sideeffect attdialect, reguse:VReg_512, %7
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INLINEASM &"; use $0", sideeffect attdialect, reguse:VReg_256, %8
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INLINEASM &"; use $0", sideeffect attdialect, reguse:VReg_128, %9
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INLINEASM &"; use $0", sideeffect attdialect, reguse:VReg_96, %10
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INLINEASM &"; use $0", sideeffect attdialect, reguse:VReg_96, %11
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$agpr1 = COPY %14
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INLINEASM &"; use $0", sideeffect attdialect, reguse:AGPR_32, killed $agpr1
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SI_RETURN
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...
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