test/CodeGen/MIR/ARM/ifcvt_forked_diamond_unanalyzable.mir

# RUN: llc -mtriple=arm-apple-ios -run-pass=if-converter %s -o - | FileCheck %s
---
name:            foo
body:             |
  bb.0:
    Bcc %bb.2, 1, %cpsr

  bb.1:
  successors: %bb.3(0x20000000), %bb.4(0x60000000)
    %sp = tADDspi %sp, 1, 14, _
    Bcc %bb.3, 1, %cpsr
    B %bb.4

  bb.2:
  successors: %bb.3(0x20000000), %bb.4(0x60000000)
    %sp = tADDspi %sp, 2, 14, _
    Bcc %bb.3, 1, %cpsr
    B %bb.4

  bb.3:
  successors:
    %sp = tADDspi %sp, 3, 14, _
    BX_RET 14, _

  bb.4:
  successors:
    %sp = tADDspi %sp, 4, 14, _
    BX_RET 14, _
...

# Forked-diamond testcase with unanalyzable instructions in both the True and
# False BBs following the forked diamond.

# CHECK: body:             |
# CHECK:   bb.0:
# CHECK:     successors: %bb.2(0x20000000), %bb.1(0x60000000)

# CHECK:     %sp = tADDspi %sp, 2, 1, %cpsr
# CHECK:     %sp = tADDspi %sp, 1, 0, %cpsr, implicit %sp
# CHECK:     Bcc %bb.2, 1, %cpsr

# CHECK:   bb.1:
# CHECK:     %sp = tADDspi %sp, 4, 14, _
# CHECK:     BX_RET 14, _

# CHECK:   bb.2:
# CHECK:     %sp = tADDspi %sp, 3, 14, _
# CHECK:     BX_RET 14, _