138 lines · plain
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -start-before=si-lower-sgpr-spills -stop-after=prologepilog -verify-machineinstrs %s -o - | FileCheck -check-prefix=GCN %s3 4# Make sure the initial first $sgpr1 = COPY $sgpr2 copy is not deleted5# by the copy propagation after lowering the spill.6 7---8name: spill_sgpr128_use_subreg9tracksRegLiveness: true10machineFunctionInfo:11 hasSpilledSGPRs: true12 scratchRSrcReg: $sgpr100_sgpr101_sgpr102_sgpr10313 stackPtrOffsetReg: $sgpr3214 15stack:16 - { id: 0, stack-id: sgpr-spill, type: spill-slot, size: 16, alignment: 4 }17 18body: |19 bb.0:20 liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $sgpr4, $sgpr5, $sgpr6, $sgpr7, $vgpr0, $vgpr1, $vgpr2, $vgpr321 22 ; GCN-LABEL: name: spill_sgpr128_use_subreg23 ; GCN: liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $sgpr4, $sgpr5, $sgpr6, $sgpr7, $vgpr0, $vgpr1, $vgpr2, $vgpr324 ; GCN-NEXT: {{ $}}25 ; GCN-NEXT: $sgpr8_sgpr9 = S_XOR_SAVEEXEC_B64 -1, implicit-def $exec, implicit-def dead $scc, implicit $exec26 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr0, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 0, 0, 0, implicit $exec :: (store (s32) into %stack.1, addrspace 5)27 ; GCN-NEXT: $exec = S_MOV_B64 killed $sgpr8_sgpr928 ; GCN-NEXT: renamable $sgpr1 = COPY $sgpr229 ; GCN-NEXT: $vgpr0 = IMPLICIT_DEF30 ; GCN-NEXT: $vgpr0 = SI_SPILL_S32_TO_VGPR $sgpr0, 0, killed $vgpr0, implicit-def $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr0_sgpr1_sgpr2_sgpr331 ; GCN-NEXT: $vgpr0 = SI_SPILL_S32_TO_VGPR $sgpr1, 1, killed $vgpr032 ; GCN-NEXT: $vgpr0 = SI_SPILL_S32_TO_VGPR $sgpr2, 2, killed $vgpr033 ; GCN-NEXT: dead $vgpr0 = SI_SPILL_S32_TO_VGPR $sgpr3, 3, killed $vgpr0, implicit $sgpr0_sgpr1_sgpr2_sgpr334 ; GCN-NEXT: renamable $sgpr8 = COPY renamable $sgpr135 ; GCN-NEXT: $sgpr0_sgpr1 = S_XOR_SAVEEXEC_B64 -1, implicit-def $exec, implicit-def dead $scc, implicit $exec36 ; GCN-NEXT: $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5)37 ; GCN-NEXT: $exec = S_MOV_B64 killed $sgpr0_sgpr138 ; GCN-NEXT: S_ENDPGM 0, implicit $sgpr839 renamable $sgpr1 = COPY $sgpr240 SI_SPILL_S128_SAVE renamable $sgpr0_sgpr1_sgpr2_sgpr3, %stack.0, implicit $exec, implicit $sgpr32 :: (store (s128) into %stack.0, align 4, addrspace 5)41 renamable $sgpr8 = COPY killed renamable $sgpr142 S_ENDPGM 0, implicit $sgpr843...44 45---46name: spill_sgpr128_use_kill47tracksRegLiveness: true48machineFunctionInfo:49 hasSpilledSGPRs: true50 scratchRSrcReg: $sgpr100_sgpr101_sgpr102_sgpr10351 stackPtrOffsetReg: $sgpr3252 53stack:54 - { id: 0, stack-id: sgpr-spill, type: spill-slot, size: 16, alignment: 4 }55 56body: |57 bb.0:58 liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $sgpr4, $sgpr5, $sgpr6, $sgpr7, $vgpr0, $vgpr1, $vgpr2, $vgpr359 60 ; GCN-LABEL: name: spill_sgpr128_use_kill61 ; GCN: liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $sgpr4, $sgpr5, $sgpr6, $sgpr7, $vgpr0, $vgpr1, $vgpr2, $vgpr362 ; GCN-NEXT: {{ $}}63 ; GCN-NEXT: $sgpr8_sgpr9 = S_XOR_SAVEEXEC_B64 -1, implicit-def $exec, implicit-def dead $scc, implicit $exec64 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr0, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 0, 0, 0, implicit $exec :: (store (s32) into %stack.1, addrspace 5)65 ; GCN-NEXT: $exec = S_MOV_B64 killed $sgpr8_sgpr966 ; GCN-NEXT: renamable $sgpr1 = COPY $sgpr267 ; GCN-NEXT: $vgpr0 = IMPLICIT_DEF68 ; GCN-NEXT: $vgpr0 = SI_SPILL_S32_TO_VGPR $sgpr0, 0, killed $vgpr0, implicit-def $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr0_sgpr1_sgpr2_sgpr369 ; GCN-NEXT: $vgpr0 = SI_SPILL_S32_TO_VGPR $sgpr1, 1, killed $vgpr070 ; GCN-NEXT: $vgpr0 = SI_SPILL_S32_TO_VGPR $sgpr2, 2, killed $vgpr071 ; GCN-NEXT: dead $vgpr0 = SI_SPILL_S32_TO_VGPR $sgpr3, 3, killed $vgpr0, implicit $sgpr0_sgpr1_sgpr2_sgpr372 ; GCN-NEXT: $sgpr0_sgpr1 = S_XOR_SAVEEXEC_B64 -1, implicit-def $exec, implicit-def dead $scc, implicit $exec73 ; GCN-NEXT: $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5)74 ; GCN-NEXT: $exec = S_MOV_B64 killed $sgpr0_sgpr175 ; GCN-NEXT: S_ENDPGM 076 renamable $sgpr1 = COPY $sgpr277 SI_SPILL_S128_SAVE renamable killed $sgpr0_sgpr1_sgpr2_sgpr3, %stack.0, implicit $exec, implicit $sgpr32 :: (store (s128) into %stack.0, align 4, addrspace 5)78 S_ENDPGM 079...80 81---82name: spill_vgpr128_use_subreg83tracksRegLiveness: true84machineFunctionInfo:85 scratchRSrcReg: $sgpr100_sgpr101_sgpr102_sgpr10386 stackPtrOffsetReg: $sgpr3287 88stack:89 - { id: 0, type: spill-slot, size: 16, alignment: 4 }90 91body: |92 bb.0:93 liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $vgpr6, $vgpr794 95 ; GCN-LABEL: name: spill_vgpr128_use_subreg96 ; GCN: liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $vgpr6, $vgpr797 ; GCN-NEXT: {{ $}}98 ; GCN-NEXT: renamable $vgpr1 = COPY $vgpr2, implicit $exec99 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr0, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 0, 0, 0, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $vgpr0_vgpr1_vgpr2_vgpr3 :: (store (s32) into %stack.0, addrspace 5)100 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr1, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 4, 0, 0, implicit $exec :: (store (s32) into %stack.0 + 4, addrspace 5)101 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr2, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 8, 0, 0, implicit $exec :: (store (s32) into %stack.0 + 8, addrspace 5)102 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr3, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 12, 0, 0, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3 :: (store (s32) into %stack.0 + 12, addrspace 5)103 ; GCN-NEXT: renamable $vgpr8 = COPY $vgpr2, implicit $exec104 ; GCN-NEXT: S_ENDPGM 0, implicit $vgpr8105 renamable $vgpr1 = COPY $vgpr2106 SI_SPILL_V128_SAVE renamable $vgpr0_vgpr1_vgpr2_vgpr3, %stack.0, $sgpr32, 0, implicit $exec :: (store (s128) into %stack.0, align 4, addrspace 5)107 renamable $vgpr8 = COPY killed renamable $vgpr1108 S_ENDPGM 0, implicit $vgpr8109...110 111---112name: spill_vgpr128_use_kill113tracksRegLiveness: true114machineFunctionInfo:115 scratchRSrcReg: $sgpr100_sgpr101_sgpr102_sgpr103116 stackPtrOffsetReg: $sgpr32117 118stack:119 - { id: 0, type: spill-slot, size: 16, alignment: 4 }120 121body: |122 bb.0:123 liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $vgpr6, $vgpr7124 125 ; GCN-LABEL: name: spill_vgpr128_use_kill126 ; GCN: liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $vgpr6, $vgpr7127 ; GCN-NEXT: {{ $}}128 ; GCN-NEXT: renamable $vgpr1 = COPY $vgpr2, implicit $exec129 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr0, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 0, 0, 0, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $vgpr0_vgpr1_vgpr2_vgpr3 :: (store (s32) into %stack.0, addrspace 5)130 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr1, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 4, 0, 0, implicit $exec :: (store (s32) into %stack.0 + 4, addrspace 5)131 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr2, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 8, 0, 0, implicit $exec :: (store (s32) into %stack.0 + 8, addrspace 5)132 ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET $vgpr3, $sgpr100_sgpr101_sgpr102_sgpr103, $sgpr32, 12, 0, 0, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3 :: (store (s32) into %stack.0 + 12, addrspace 5)133 ; GCN-NEXT: S_ENDPGM 0134 renamable $vgpr1 = COPY $vgpr2135 SI_SPILL_V128_SAVE renamable killed $vgpr0_vgpr1_vgpr2_vgpr3, %stack.0, $sgpr32, 0, implicit $exec :: (store (s128) into %stack.0, align 4, addrspace 5)136 S_ENDPGM 0137...138