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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -run-pass=early-tailduplication -verify-machineinstrs -o - %s | FileCheck %s3# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -passes=early-tailduplication -o - %s | FileCheck %s4 5 # There are no phis in this testcase. Early tail duplication introduces them,6 # so the NoPHIs property needs to be cleared to avoid verifier errors7 8---9name: tail_duplicate_nophis10tracksRegLiveness: true11body: |12 ; CHECK-LABEL: name: tail_duplicate_nophis13 ; CHECK: bb.0:14 ; CHECK-NEXT: successors: %bb.3(0x80000000)15 ; CHECK-NEXT: {{ $}}16 ; CHECK-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 017 ; CHECK-NEXT: S_BRANCH %bb.318 ; CHECK-NEXT: {{ $}}19 ; CHECK-NEXT: bb.2:20 ; CHECK-NEXT: successors: %bb.3(0x80000000)21 ; CHECK-NEXT: {{ $}}22 ; CHECK-NEXT: [[DEF:%[0-9]+]]:sreg_32 = IMPLICIT_DEF23 ; CHECK-NEXT: S_SLEEP 924 ; CHECK-NEXT: {{ $}}25 ; CHECK-NEXT: bb.3:26 ; CHECK-NEXT: successors: %bb.3(0x80000000)27 ; CHECK-NEXT: {{ $}}28 ; CHECK-NEXT: [[PHI:%[0-9]+]]:sreg_32 = PHI [[DEF]], %bb.2, %1, %bb.3, [[S_MOV_B32_]], %bb.029 ; CHECK-NEXT: S_NOP 0, implicit [[PHI]]30 ; CHECK-NEXT: S_SLEEP 131 ; CHECK-NEXT: [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 032 ; CHECK-NEXT: S_BRANCH %bb.333 bb.1:34 35 bb.2:36 %5:sreg_32 = S_MOV_B32 037 S_BRANCH %bb.438 39 bb.3:40 S_SLEEP 941 42 bb.4:43 S_NOP 0, implicit %544 S_SLEEP 145 S_BRANCH %bb.246 47...48