test_stfd_1:
  #_ MEMORY_IN 0x0000000010001000 [00, 00, 00, 00, 00, 00, 00, 00]
  #_ REGISTER_IN f3 0x3FF0000000000000
  #_ REGISTER_IN r4 0x0000000010001000
  stfd f3, 0(r4)
  blr
  #_ REGISTER_OUT f3 0x3FF0000000000000
  #_ REGISTER_OUT r4 0x0000000010001000
  #_ MEMORY_OUT 10001000 3FF00000 00000000

test_stfd_offset:
  #_ MEMORY_IN 0x0000000010001000 [00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00]
  #_ REGISTER_IN f3 0x4000000000000000
  #_ REGISTER_IN r4 0x0000000010001000
  stfd f3, 8(r4)
  blr
  #_ REGISTER_OUT f3 0x4000000000000000
  #_ REGISTER_OUT r4 0x0000000010001000
  #_ MEMORY_OUT 10001008 40000000 00000000

test_stfdu_1:
  #_ MEMORY_IN 0x0000000010001000 [00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00]
  #_ REGISTER_IN f3 0x4008000000000000
  #_ REGISTER_IN r4 0x0000000010001000
  stfdu f3, 8(r4)
  blr
  #_ REGISTER_OUT f3 0x4008000000000000
  #_ REGISTER_OUT r4 0x0000000010001008
  #_ MEMORY_OUT 10001008 40080000 00000000

test_stfdx_1:
  #_ MEMORY_IN 0x0000000010001000 [00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00]
  #_ REGISTER_IN f3 0x4010000000000000
  #_ REGISTER_IN r4 0x0000000010001000
  #_ REGISTER_IN r5 0x0000000000000008
  stfdx f3, r4, r5
  blr
  #_ REGISTER_OUT f3 0x4010000000000000
  #_ REGISTER_OUT r4 0x0000000010001000
  #_ REGISTER_OUT r5 0x0000000000000008
  #_ MEMORY_OUT 10001008 40100000 00000000

test_stfdux_1:
  #_ MEMORY_IN 0x0000000010001000 [00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00]
  #_ REGISTER_IN f3 0x4014000000000000
  #_ REGISTER_IN r4 0x0000000010001000
  #_ REGISTER_IN r5 0x0000000000000008
  stfdux f3, r4, r5
  blr
  #_ REGISTER_OUT f3 0x4014000000000000
  #_ REGISTER_OUT r4 0x0000000010001008
  #_ REGISTER_OUT r5 0x0000000000000008
  #_ MEMORY_OUT 10001008 40140000 00000000