diff options
Diffstat (limited to 'baremetal/120allocate.subx')
| -rw-r--r-- | baremetal/120allocate.subx | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/baremetal/120allocate.subx b/baremetal/120allocate.subx index 2aaa8e75..95356e7f 100644 --- a/baremetal/120allocate.subx +++ b/baremetal/120allocate.subx @@ -50,4 +50,34 @@ $zero-out:end: 5d/pop-to-ebp c3/return +test-zero-out: + # . prologue + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # region/ecx = 34, 35, 36, 37 + 68/push 0x37363534/imm32 + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # zero-out(ecx, 3) + # . . push args + 68/push 3/imm32/size + 51/push-ecx + # . . call + e8/call zero-out/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp + # first 3 bytes cleared, fourth left alone + # . check-ints-equal(*ecx, 0x37000000, msg) + # . . push args + 68/push "F - test-zero-out"/imm32 + 68/push 0x37000000/imm32 + ff 6/subop/push 0/mod/indirect 1/rm32/ecx . . . . . . # push *ecx + # . . call + e8/call check-ints-equal/disp32 + # . . discard args + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0xc/imm32 # add to esp + # . epilogue + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp + c3/return + # . . vim:nowrap:textwidth=0 |