# RUN: llc -mtriple=hexagon -run-pass pipeliner -debug-only=pipeliner %s -o /dev/null 2>&1 | FileCheck %s
# REQUIRES: asserts

# Loop carried dependence is assumed in cases where increment value cannot be recognized
# (Not supported for multiple increment instruction)

# CHECK:  Rec NodeSet
# CHECK:  Rec NodeSet
# CHECK-NEXT:    SU(1)
# CHECK-NEXT:    SU(2)

---
name:            test
tracksRegLiveness: true

body:             |
  bb.0:
    successors: %bb.1

    %10:intregs = IMPLICIT_DEF
    %11:intregs = IMPLICIT_DEF
    J2_loop0i %bb.1, 6, implicit-def $lc0, implicit-def $sa0, implicit-def $usr

  bb.1 (machine-block-address-taken):
    successors: %bb.1, %bb.2

    %0:intregs = PHI %11, %bb.0, %6, %bb.1
    %4:intregs = L2_loadri_io %0, 0 :: (load (s32))
    S2_storeri_io %0, 0, %10 :: (store (s32))
    %7:intregs = A2_addi %0, -8
    %6:intregs = A2_addi %7, 4
    ENDLOOP0 %bb.1, implicit-def $pc, implicit-def $lc0, implicit $sa0, implicit $lc0
    J2_jump %bb.2, implicit-def dead $pc

  bb.2:

...