57 lines
2.5 KiB
YAML
57 lines
2.5 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
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# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -run-pass=si-fold-operands -o - %s | FileCheck %s
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---
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liveins:
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name: do_not_fold_copy_with_implicit_exec
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: do_not_fold_copy_with_implicit_exec
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; CHECK: bb.0:
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; CHECK-NEXT: successors: %bb.1(0x80000000)
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 0
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; CHECK-NEXT: [[S_MOV_B64_1:%[0-9]+]]:sreg_64 = S_MOV_B64 0
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; CHECK-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 0, implicit $exec
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; CHECK-NEXT: S_BRANCH %bb.1
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: bb.1:
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; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: [[PHI:%[0-9]+]]:sreg_64 = PHI [[S_MOV_B64_1]], %bb.0, %4, %bb.1
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; CHECK-NEXT: [[PHI1:%[0-9]+]]:sreg_32 = PHI [[S_MOV_B32_]], %bb.0, %6, %bb.1
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; CHECK-NEXT: [[S_ADD_I32_:%[0-9]+]]:sreg_32 = S_ADD_I32 [[PHI1]], 1, implicit-def dead $scc
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; CHECK-NEXT: [[SI_IF_BREAK:%[0-9]+]]:sreg_64 = SI_IF_BREAK [[S_MOV_B64_]], [[PHI]], implicit-def dead $scc
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; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY [[S_ADD_I32_]], implicit $exec
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; CHECK-NEXT: SI_LOOP [[SI_IF_BREAK]], %bb.1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
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; CHECK-NEXT: S_BRANCH %bb.2
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: bb.2:
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; CHECK-NEXT: SI_END_CF [[SI_IF_BREAK]], implicit-def dead $exec, implicit-def dead $scc, implicit $exec
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; CHECK-NEXT: [[DEF:%[0-9]+]]:sreg_64_xexec = IMPLICIT_DEF
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; CHECK-NEXT: [[V_SET_INACTIVE_B32_:%[0-9]+]]:vgpr_32 = V_SET_INACTIVE_B32 0, [[COPY]], 0, 0, killed [[DEF]], implicit $exec
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; CHECK-NEXT: S_ENDPGM 0
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bb.0:
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%0:sreg_64 = S_MOV_B64 0
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%1:sreg_64 = S_MOV_B64 0
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%2:sreg_32 = S_MOV_B32 0, implicit $exec
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S_BRANCH %bb.1
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bb.1:
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%3:sreg_64 = PHI %1, %bb.0, %4, %bb.1
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%5:sreg_32 = PHI %2, %bb.0, %6, %bb.1
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%6:sreg_32 = S_ADD_I32 %5, 1, implicit-def dead $scc
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%4:sreg_64 = SI_IF_BREAK %0, %3, implicit-def dead $scc
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%7:vgpr_32 = COPY %6, implicit $exec
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SI_LOOP %4, %bb.1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
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S_BRANCH %bb.2
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bb.2:
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SI_END_CF %4, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
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%9:vgpr_32 = COPY %7
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%10:sreg_64_xexec = IMPLICIT_DEF
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%11:vgpr_32 = V_SET_INACTIVE_B32 0, %9, 0, 0, killed %10, implicit $exec
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S_ENDPGM 0
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...
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