ui: fixed title drawing code - ranger - mirror of ranger

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author	hut <hut@lavabit.com>	2010-03-08 18:17:11 +0100
committer	hut <hut@lavabit.com>	2010-03-08 19:06:38 +0100
commit	b0be0b379601719ad84d88569d58f7d31f5b17fe (patch)
tree	49a62493cfe83904f8afe8a47c7eb308740a8097 /COPYING
parent	732b40127db11e691a4b3fff50d13e0188c9f778 (diff)
download	ranger-b0be0b379601719ad84d88569d58f7d31f5b17fe.tar.gz

ui: fixed title drawing code

Diffstat (limited to 'COPYING')

0 files changed, 0 insertions, 0 deletions

k.com> 2018-12-02 20:43:39 -0800 committer Kartik Agaram <vc@akkartik.com> 2018-12-02 22:41:28 -0800 4821' href='/akkartik/mu/commit/subx/061error.subx?h=main&id=0eb0f69616bb928359aed5ec137c973b14b03788'>0eb0f696 ^

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# Print an error message and exit.

== code
#   instruction                     effective address                                                   register    displacement    immediate
# . op          subop               mod             rm32          base        index         scale       r32
# . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes

# write(out, "Error: "+msg+"\n") then stop(ed, 1)
error:  # ed: (addr exit-descriptor), out: fd or (addr stream byte), msg: (addr array byte)
    # . prologue
    55/push-ebp
    89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
    # write(out, "Error: ")
    # . . push args
    68/push  "Error: "/imm32
    ff          6/subop/push        1/mod/*+disp8   5/rm32/ebp    .           .             .           .           0xc/disp8       .                 # push *(ebp+12)
    # . . call
    e8/call  write/disp32
    # . . discard args
    81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
    # write(out, msg)
    # . . push args
    ff          6/subop/push        1/mod/*+disp8   5/rm32/ebp    .           .             .           .           0x10/disp8      .                 # push *(ebp+16)
    ff          6/subop/push        1/mod/*+disp8   5/rm32/ebp    .           .             .           .           0xc/disp8       .                 # push *(ebp+12)
    # . . call
    e8/call  write/disp32
    # . . discard args
    81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
    # write(out, "\n")
    # . . push args
    68/push  Newline/imm32
    ff          6/subop/push        1/mod/*+disp8   5/rm32/ebp    .           .             .           .           0xc/disp8       .                 # push *(ebp+12)
    # . . call
    e8/call  write/disp32
    # . . discard args
    81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
    # stop(ed, 1)
    # . . push args
    68/push  1/imm32
    ff          6/subop/push        1/mod/*+disp8   5/rm32/ebp    .           .             .           .           8/disp8         .                 # push *(ebp+8)
    # . . call
    e8/call  stop/disp32
    # should never get past this point
$error:dead-end:
    # . 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


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