1# RUN: llc -mtriple=x86_64-- -run-pass=machine-region-info %s -debug-only=machine-region-info -o /dev/null 2>&1 | FileCheck %s 2# REQUIRES: asserts 3--- 4name: fun 5body: | 6 bb.0: 7 CMP32ri8 $edi, 40, implicit-def $eflags 8 JCC_1 %bb.7, 5, implicit killed $eflags 9 JMP_1 %bb.1 10 11 bb.1: 12 CMP32ri8 $edi, 1, implicit-def $eflags 13 JCC_1 %bb.11, 5, implicit killed $eflags 14 JMP_1 %bb.2 15 16 bb.2: 17 CMP32ri8 $edi, 2, implicit-def $eflags 18 JCC_1 %bb.5, 5, implicit killed $eflags 19 JMP_1 %bb.3 20 21 bb.3: 22 CMP32ri8 $edi, 90, implicit-def $eflags 23 JCC_1 %bb.5, 5, implicit killed $eflags 24 JMP_1 %bb.4 25 26 bb.4: 27 28 bb.5: 29 CMP32ri8 $edi, 4, implicit-def $eflags 30 JCC_1 %bb.11, 5, implicit killed $eflags 31 JMP_1 %bb.6 32 33 bb.6: 34 JMP_1 %bb.11 35 36 bb.7: 37 CMP32ri8 $edi, 5, implicit-def $eflags 38 JCC_1 %bb.9, 4, implicit killed $eflags 39 JMP_1 %bb.8 40 41 bb.8: 42 43 bb.9: 44 CMP32ri8 $edi, 6, implicit-def $eflags 45 JCC_1 %bb.11, 4, implicit killed $eflags 46 JMP_1 %bb.10 47 48 bb.10: 49 50 bb.11: 51 RET 0 52 53... 54 55# CHECK: Region tree: 56# CHECK-NEXT: [0] %bb.0 => <Function Return> 57# CHECK-NEXT: [1] %bb.0 => %bb.11 58# CHECK-NEXT: [2] %bb.7 => %bb.9 59# CHECK-NEXT: [2] %bb.9 => %bb.11 60# CHECK-NEXT: [2] %bb.1 => %bb.11 61# CHECK-NEXT: [3] %bb.2 => %bb.5 62# CHECK-NEXT: [4] %bb.3 => %bb.5 63# CHECK-NEXT: [3] %bb.5 => %bb.11 64# CHECK-NEXT: End region tree 65