forked from OSchip/llvm-project
122 lines
5.4 KiB
YAML
122 lines
5.4 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -march=amdgcn -verify-machineinstrs -run-pass=si-optimize-exec-masking-pre-ra %s -o - | FileCheck -check-prefix=GCN %s
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--- |
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define amdgpu_kernel void @call_no_explicit_exec_dependency () {
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unreachable
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}
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declare void @func()
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...
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# Call should be assumed to read exec
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---
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name: call_no_explicit_exec_dependency
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tracksRegLiveness: true
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liveins:
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- { reg: '$vgpr0', virtual-reg: '%0' }
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- { reg: '$sgpr0_sgpr1', virtual-reg: '%1' }
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machineFunctionInfo:
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isEntryFunction: true
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body: |
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; GCN-LABEL: name: call_no_explicit_exec_dependency
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; GCN: bb.0:
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; GCN: successors: %bb.1(0x40000000), %bb.4(0x40000000)
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; GCN: liveins: $vgpr0, $sgpr0_sgpr1
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; GCN: [[COPY:%[0-9]+]]:sgpr_64 = COPY $sgpr0_sgpr1
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; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr0
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; GCN: [[V_CMP_LT_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_LT_U32_e64 1, [[COPY1]], implicit $exec
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; GCN: [[COPY2:%[0-9]+]]:sreg_64 = COPY $exec, implicit-def $exec
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; GCN: [[S_AND_B64_:%[0-9]+]]:sreg_64 = S_AND_B64 [[COPY2]], [[V_CMP_LT_U32_e64_]], implicit-def dead $scc
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; GCN: $exec = S_MOV_B64_term [[S_AND_B64_]]
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; GCN: SI_MASK_BRANCH %bb.4, implicit $exec
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; GCN: S_BRANCH %bb.1
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; GCN: bb.1:
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; GCN: successors: %bb.2(0x40000000), %bb.3(0x40000000)
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; GCN: undef %5.sub0_sub1:sgpr_128 = S_LOAD_DWORDX2_IMM [[COPY]], 9, 0, 0 :: (dereferenceable invariant load 8, align 4, addrspace 4)
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; GCN: undef %6.sub0:vreg_64 = V_LSHLREV_B32_e32 2, [[COPY1]], implicit $exec
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; GCN: %6.sub1:vreg_64 = V_MOV_B32_e32 0, implicit $exec
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; GCN: [[COPY3:%[0-9]+]]:vgpr_32 = COPY %5.sub1
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; GCN: undef %8.sub0:vreg_64, %9:sreg_64_xexec = V_ADD_I32_e64 %5.sub0, %6.sub0, 0, implicit $exec
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; GCN: %8.sub1:vreg_64, dead %10:sreg_64_xexec = V_ADDC_U32_e64 0, [[COPY3]], %9, 0, implicit $exec
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; GCN: %5.sub3:sgpr_128 = S_MOV_B32 61440
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; GCN: %5.sub2:sgpr_128 = S_MOV_B32 0
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; GCN: BUFFER_STORE_DWORD_ADDR64 %6.sub1, %6, %5, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (store 4, addrspace 1)
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; GCN: [[V_CMP_NE_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_NE_U32_e64 2, [[COPY1]], implicit $exec
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; GCN: [[COPY4:%[0-9]+]]:sreg_64 = COPY $exec, implicit-def $exec
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; GCN: [[S_AND_B64_1:%[0-9]+]]:sreg_64 = S_AND_B64 [[COPY4]], [[V_CMP_NE_U32_e64_]], implicit-def dead $scc
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; GCN: $exec = S_MOV_B64_term [[S_AND_B64_1]]
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; GCN: SI_MASK_BRANCH %bb.3, implicit $exec
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; GCN: S_BRANCH %bb.2
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; GCN: bb.2:
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; GCN: successors: %bb.3(0x80000000)
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; GCN: %5.sub0:sgpr_128 = COPY %5.sub2
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; GCN: %5.sub1:sgpr_128 = COPY %5.sub2
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; GCN: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 1, implicit $exec
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; GCN: BUFFER_STORE_DWORD_ADDR64 [[V_MOV_B32_e32_]], %8, %5, 0, 4, 0, 0, 0, 0, 0, implicit $exec :: (store 4, addrspace 1)
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; GCN: bb.3:
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; GCN: successors: %bb.4(0x80000000)
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; GCN: $exec = S_OR_B64 $exec, [[COPY4]], implicit-def $scc
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; GCN: [[DEF:%[0-9]+]]:sreg_64 = IMPLICIT_DEF
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; GCN: dead %16:sreg_64 = SI_CALL [[DEF]], @func, csr_amdgpu_highregs
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; GCN: bb.4:
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; GCN: $exec = S_OR_B64 $exec, [[COPY2]], implicit-def $scc
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; GCN: [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 3, implicit $exec
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; GCN: [[V_MOV_B32_e32_2:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
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; GCN: $m0 = S_MOV_B32 -1
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; GCN: DS_WRITE_B32 [[V_MOV_B32_e32_2]], [[V_MOV_B32_e32_1]], 0, 0, implicit $m0, implicit $exec :: (store 4, addrspace 3)
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; GCN: S_ENDPGM 0
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bb.0:
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successors: %bb.1, %bb.4
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liveins: $vgpr0, $sgpr0_sgpr1
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%1:sgpr_64 = COPY $sgpr0_sgpr1
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%0:vgpr_32 = COPY $vgpr0
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%2:sreg_64 = V_CMP_LT_U32_e64 1, %0, implicit $exec
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%3:sreg_64 = COPY $exec, implicit-def $exec
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%4:sreg_64 = S_AND_B64 %3, %2, implicit-def dead $scc
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$exec = S_MOV_B64_term %4
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SI_MASK_BRANCH %bb.4, implicit $exec
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S_BRANCH %bb.1
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bb.1:
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successors: %bb.2, %bb.3
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undef %5.sub0_sub1:sgpr_128 = S_LOAD_DWORDX2_IMM %1, 9, 0, 0 :: (dereferenceable invariant load 8, align 4, addrspace 4)
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undef %6.sub0:vreg_64 = V_LSHLREV_B32_e32 2, %0, implicit $exec
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%6.sub1:vreg_64 = V_MOV_B32_e32 0, implicit $exec
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%7:vgpr_32 = COPY %5.sub1
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undef %8.sub0:vreg_64, %9:sreg_64_xexec = V_ADD_I32_e64 %5.sub0, %6.sub0, 0, implicit $exec
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%8.sub1:vreg_64, dead %10:sreg_64_xexec = V_ADDC_U32_e64 0, %7, %9, 0, implicit $exec
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%5.sub3:sgpr_128 = S_MOV_B32 61440
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%5.sub2:sgpr_128 = S_MOV_B32 0
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BUFFER_STORE_DWORD_ADDR64 %6.sub1, %6, %5, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (store 4, addrspace 1)
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%11:sreg_64 = V_CMP_NE_U32_e64 2, %0, implicit $exec
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%12:sreg_64 = COPY $exec, implicit-def $exec
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%13:sreg_64 = S_AND_B64 %12, %11, implicit-def dead $scc
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$exec = S_MOV_B64_term %13
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SI_MASK_BRANCH %bb.3, implicit $exec
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S_BRANCH %bb.2
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bb.2:
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%5.sub0:sgpr_128 = COPY %5.sub2
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%5.sub1:sgpr_128 = COPY %5.sub2
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%14:vgpr_32 = V_MOV_B32_e32 1, implicit $exec
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BUFFER_STORE_DWORD_ADDR64 %14, %8, %5, 0, 4, 0, 0, 0, 0, 0, implicit $exec :: (store 4, addrspace 1)
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bb.3:
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$exec = S_OR_B64 $exec, %12, implicit-def $scc
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%20:sreg_64 = IMPLICIT_DEF
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%21:sreg_64 = SI_CALL %20, @func, csr_amdgpu_highregs
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bb.4:
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$exec = S_OR_B64 $exec, %3, implicit-def $scc
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%17:vgpr_32 = V_MOV_B32_e32 3, implicit $exec
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%18:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
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$m0 = S_MOV_B32 -1
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DS_WRITE_B32 %18, %17, 0, 0, implicit $m0, implicit $exec :: (store 4, addrspace 3)
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S_ENDPGM 0
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...
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