5485 - promote SubX to top-level

1 files changed, 0 insertions, 897 deletions

diff --git a/subx/073next-token.subx b/subx/073next-token.subx
deleted file mode 100644
index 942d9878..00000000
--- a/subx/073next-token.subx
+++ /dev/null
@@ -1,897 +0,0 @@
-# Some tokenization primitives.
-
-== 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
-
-# extract the next run of characters that are different from a given 'delimiter' (skipping multiple delimiters if necessary)
-# on reaching end of file, return an empty interval
-next-token:  # in : (address stream), delimiter : byte, out : (address slice)
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # . save registers
-    50/push-EAX
-    51/push-ECX
-    56/push-ESI
-    57/push-EDI
-    # ESI = in
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           6/r32/ESI   8/disp8         .                 # copy *(EBP+8) to ESI
-    # EDI = out
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           7/r32/EDI   0x10/disp8      .                 # copy *(EBP+16) to EDI
-    # skip-chars-matching(in, delimiter)
-    # . . push args
-    ff          6/subop/push        1/mod/*+disp8   5/rm32/EBP    .           .             .           .           0xc/disp8       .                 # push *(EBP+12)
-    56/push-ESI
-    # . . call
-    e8/call  skip-chars-matching/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # out->start = &in->data[in->read]
-    8b/copy                         1/mod/*+disp8   6/rm32/ESI    .           .             .           1/r32/ECX   4/disp8         .                 # copy *(ESI+4) to ECX
-    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    6/base/ESI  1/index/ECX   .           0/r32/EAX   0xc/disp8       .                 # copy ESI+ECX+12 to EAX
-    89/copy                         0/mod/indirect  7/rm32/EDI    .           .             .           0/r32/EAX   .               .                 # copy EAX to *EDI
-    # skip-chars-not-matching(in, delimiter)
-    # . . push args
-    ff          6/subop/push        1/mod/*+disp8   5/rm32/EBP    .           .             .           .           0xc/disp8       .                 # push *(EBP+12)
-    56/push-ESI
-    # . . call
-    e8/call  skip-chars-not-matching/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # out->end = &in->data[in->read]
-    8b/copy                         1/mod/*+disp8   6/rm32/ESI    .           .             .           1/r32/ECX   4/disp8         .                 # copy *(ESI+4) to ECX
-    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    6/base/ESI  1/index/ECX   .           0/r32/EAX   0xc/disp8       .                 # copy ESI+ECX+12 to EAX
-    89/copy                         1/mod/*+disp8   7/rm32/EDI    .           .             .           0/r32/EAX   4/disp8         .                 # copy EAX to *(EDI+4)
-    # . restore registers
-    5f/pop-to-EDI
-    5e/pop-to-ESI
-    59/pop-to-ECX
-    58/pop-to-EAX
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-test-next-token:
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # setup
-    # . clear-stream(_test-stream)
-    # . . push args
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  clear-stream/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               4/imm32           # add to ESP
-    # var slice/ECX = {0, 0}
-    68/push  0/imm32/end
-    68/push  0/imm32/start
-    89/copy                         3/mod/direct    1/rm32/ECX    .           .             .           4/r32/ESP   .               .                 # copy ESP to ECX
-    # write(_test-stream, "  ab")
-    # . . push args
-    68/push  "  ab"/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # next-token(_test-stream, 0x20/space, slice)
-    # . . push args
-    51/push-ECX
-    68/push  0x20/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  next-token/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # check-ints-equal(slice->start - _test-stream->data, 2, msg)
-    # . check-ints-equal(slice->start - _test-stream, 14, msg)
-    # . . push args
-    68/push  "F - test-next-token: start"/imm32
-    68/push  0xe/imm32
-    # . . push slice->start - _test-stream
-    8b/copy                         0/mod/indirect  1/rm32/ECX    .           .             .           0/r32/EAX   .               .                 # copy *ECX to EAX
-    81          5/subop/subtract    3/mod/direct    0/rm32/EAX    .           .             .           .           .               _test-stream/imm32 # subtract from EAX
-    50/push-EAX
-    # . . call
-    e8/call  check-ints-equal/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # check-ints-equal(slice->end - _test-stream->data, 4, msg)
-    # . check-ints-equal(slice->end - _test-stream, 16, msg)
-    # . . push args
-    68/push  "F - test-next-token: end"/imm32
-    68/push  0x10/imm32
-    # . . push slice->end - _test-stream
-    8b/copy                         1/mod/*+disp8   1/rm32/ECX    .           .             .           0/r32/EAX   4/disp8         .                 # copy *(ECX+4) to EAX
-    81          5/subop/subtract    3/mod/direct    0/rm32/EAX    .           .             .           .           .               _test-stream/imm32 # subtract from EAX
-    50/push-EAX
-    # . . call
-    e8/call  check-ints-equal/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-test-next-token-Eof:
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # setup
-    # . clear-stream(_test-stream)
-    # . . push args
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  clear-stream/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               4/imm32           # add to ESP
-    # var slice/ECX = {0, 0}
-    68/push  0/imm32/end
-    68/push  0/imm32/start
-    89/copy                         3/mod/direct    1/rm32/ECX    .           .             .           4/r32/ESP   .               .                 # copy ESP to ECX
-    # write nothing to _test-stream
-    # next-token(_test-stream, 0x20/space, slice)
-    # . . push args
-    51/push-ECX
-    68/push  0x20/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  next-token/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # check-ints-equal(slice->end, slice->start, msg)
-    # . . push args
-    68/push  "F - test-next-token-Eof"/imm32
-    ff          6/subop/push        1/mod/*+disp8   1/rm32/ECX    .           .             .           .           4/disp8         .                 # push *(ECX+4)
-    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
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-# extract the next run of characters that are different from a given 'delimiter' (skipping multiple delimiters if necessary)
-# on reaching end of file, return an empty interval
-next-token-from-slice:  # start : (address byte), end : (address byte), delimiter : byte, out : (address slice) -> <void>
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # . save registers
-    50/push-EAX
-    51/push-ECX
-    52/push-EDX
-    57/push-EDI
-    # ECX = end
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           1/r32/ECX   0xc/disp8       .                 # copy *(EBP+12) to ECX
-    # EDX = delimiter
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           2/r32/EDX   0x10/disp8      .                 # copy *(EBP+16) to EDX
-    # EDI = out
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           7/r32/EDI   0x14/disp8      .                 # copy *(EBP+20) to EDI
-    # EAX = skip-chars-matching-in-slice(start, end, delimiter)
-    # . . push args
-    52/push-EDX
-    51/push-ECX
-    ff          6/subop/push        1/mod/*+disp8   5/rm32/EBP    .           .             .           .           8/disp8         .                 # push *(EBP+8)
-    # . . call
-    e8/call  skip-chars-matching-in-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # out->start = EAX
-    89/copy                         0/mod/indirect  7/rm32/EDI    .           .             .           0/r32/EAX   .               .                 # copy EAX to *EDI
-    # EAX = skip-chars-not-matching-in-slice(EAX, end, delimiter)
-    # . . push args
-    52/push-EDX
-    51/push-ECX
-    50/push-EAX
-    # . . call
-    e8/call  skip-chars-not-matching-in-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # out->end = EAX
-    89/copy                         1/mod/*+disp8   7/rm32/EDI    .           .             .           0/r32/EAX   4/disp8         .                 # copy EAX to *(EDI+4)
-    # . restore registers
-    5f/pop-to-EDI
-    5a/pop-to-EDX
-    59/pop-to-ECX
-    58/pop-to-EAX
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-test-next-token-from-slice:
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # (EAX..ECX) = "  ab"
-    b8/copy-to-EAX  "  ab"/imm32
-    8b/copy                         0/mod/indirect  0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # copy *EAX to ECX
-    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    0/base/EAX  1/index/ECX   .           1/r32/ECX   4/disp8         .                 # copy EAX+ECX+4 to ECX
-    05/add-to-EAX  4/imm32
-    # var out/EDI : (address slice) = {0, 0}
-    68/push  0/imm32/end
-    68/push  0/imm32/start
-    89/copy                         3/mod/direct    7/rm32/EDI    .           .             .           4/r32/ESP   .               .                 # copy ESP to EDI
-    # next-token-from-slice(EAX, ECX, 0x20/space, out)
-    # . . push args
-    57/push-EDI
-    68/push  0x20/imm32
-    51/push-ECX
-    50/push-EAX
-    # . . call
-    e8/call  next-token-from-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0x10/imm32        # add to ESP
-    # out->start should be at the 'a'
-    # . check-ints-equal(out->start - in->start, 2, msg)
-    # . . push args
-    68/push  "F - test-next-token-from-slice: start"/imm32
-    68/push  2/imm32
-    # . . push out->start - in->start
-    8b/copy                         0/mod/indirect  7/rm32/EDI    .           .             .           1/r32/ECX   .               .                 # copy *EDI to ECX
-    2b/subtract                     3/mod/direct    0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # subtract EAX from ECX
-    51/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
-    # out->end should be after the 'b'
-    # check-ints-equal(out->end - in->start, 4, msg)
-    # . . push args
-    68/push  "F - test-next-token-from-slice: end"/imm32
-    68/push  4/imm32
-    # . . push out->end - in->start
-    8b/copy                         1/mod/*+disp8   7/rm32/EDI    .           .             .           1/r32/ECX   4/disp8         .                 # copy *(EDI+4) to ECX
-    2b/subtract                     3/mod/direct    0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # subtract EAX from ECX
-    51/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
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-test-next-token-from-slice-Eof:
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # var out/EDI : (address slice) = {0, 0}
-    68/push  0/imm32/end
-    68/push  0/imm32/start
-    89/copy                         3/mod/direct    7/rm32/EDI    .           .             .           4/r32/ESP   .               .                 # copy ESP to EDI
-    # next-token-from-slice(0, 0, 0x20/space, out)
-    # . . push args
-    57/push-EDI
-    68/push  0x20/imm32
-    68/push  0/imm32
-    68/push  0/imm32
-    # . . call
-    e8/call  next-token-from-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0x10/imm32        # add to ESP
-    # out should be empty
-    # . check-ints-equal(out->end - out->start, 0, msg)
-    # . . push args
-    68/push  "F - test-next-token-from-slice-Eof"/imm32
-    68/push  0/imm32
-    # . . push out->start - in->start
-    8b/copy                         1/mod/*+disp8   7/rm32/EDI    .           .             .           1/r32/ECX   4/disp8         .                 # copy *(EDI+4) to ECX
-    2b/subtract                     0/mod/indirect  7/rm32/EDI    .           .             .           1/r32/ECX   .               .                 # subtract *EDI from ECX
-    51/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
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-test-next-token-from-slice-nothing:
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # (EAX..ECX) = "    "
-    b8/copy-to-EAX  "    "/imm32
-    8b/copy                         0/mod/indirect  0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # copy *EAX to ECX
-    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    0/base/EAX  1/index/ECX   .           1/r32/ECX   4/disp8         .                 # copy EAX+ECX+4 to ECX
-    05/add-to-EAX  4/imm32
-    # var out/EDI : (address slice) = {0, 0}
-    68/push  0/imm32/end
-    68/push  0/imm32/start
-    89/copy                         3/mod/direct    7/rm32/EDI    .           .             .           4/r32/ESP   .               .                 # copy ESP to EDI
-    # next-token-from-slice(in, 0x20/space, out)
-    # . . push args
-    57/push-EDI
-    68/push  0x20/imm32
-    51/push-ECX
-    50/push-EAX
-    # . . call
-    e8/call  next-token-from-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0x10/imm32        # add to ESP
-    # out should be empty
-    # . check-ints-equal(out->end - out->start, 0, msg)
-    # . . push args
-    68/push  "F - test-next-token-from-slice-Eof"/imm32
-    68/push  0/imm32
-    # . . push out->start - in->start
-    8b/copy                         1/mod/*+disp8   7/rm32/EDI    .           .             .           1/r32/ECX   4/disp8         .                 # copy *(EDI+4) to ECX
-    2b/subtract                     0/mod/indirect  7/rm32/EDI    .           .             .           1/r32/ECX   .               .                 # subtract *EDI from ECX
-    51/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
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-skip-chars-matching:  # in : (address stream), delimiter : byte
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # . save registers
-    50/push-EAX
-    51/push-ECX
-    52/push-EDX
-    53/push-EBX
-    56/push-ESI
-    # ESI = in
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           6/r32/ESI   8/disp8         .                 # copy *(EBP+8) to ESI
-    # ECX = in->read
-    8b/copy                         1/mod/*+disp8   6/rm32/ESI    .           .             .           1/r32/ECX   4/disp8         .                 # copy *(ESI+4) to ECX
-    # EBX = in->write
-    8b/copy                         0/mod/indirect  6/rm32/ESI    .           .             .           3/r32/EBX   .               .                 # copy *ESI to EBX
-    # EDX = delimiter
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           2/r32/EDX   0xc/disp8       .                 # copy *(EBP+12) to EDX
-$skip-chars-matching:loop:
-    # if (in->read >= in->write) break
-    39/compare                      3/mod/direct    1/rm32/ECX    .           .             .           3/r32/EBX   .               .                 # compare ECX with EBX
-    7d/jump-if-greater-or-equal  $skip-chars-matching:end/disp8
-    # EAX = in->data[in->read]
-    31/xor                          3/mod/direct    0/rm32/EAX    .           .             .           0/r32/EAX   .               .                 # clear EAX
-    8a/copy-byte                    1/mod/*+disp8   4/rm32/sib    6/base/ESI  1/index/ECX   .           0/r32/AL    0xc/disp8       .                 # copy byte at *(ESI+ECX+12) to AL
-    # if (EAX != delimiter) break
-    39/compare                      3/mod/direct    0/rm32/EAX    .           .             .           2/r32/EDX   .               .                 # compare EAX and EDX
-    75/jump-if-not-equal  $skip-chars-matching:end/disp8
-    # ++in->read
-    41/increment-ECX
-    eb/jump  $skip-chars-matching:loop/disp8
-$skip-chars-matching:end:
-    # persist in->read
-    89/copy                         1/mod/*+disp8   6/rm32/ESI    .           .             .           1/r32/ECX   4/disp8         .                 # copy ECX to *(ESI+4)
-    # . restore registers
-    5e/pop-to-ESI
-    5b/pop-to-EBX
-    5a/pop-to-EDX
-    59/pop-to-ECX
-    58/pop-to-EAX
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-test-skip-chars-matching:
-    # setup
-    # . clear-stream(_test-stream)
-    # . . push args
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  clear-stream/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               4/imm32           # add to ESP
-    # write(_test-stream, "  ab")
-    # . . push args
-    68/push  "  ab"/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # skip-chars-matching(_test-stream, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  skip-chars-matching/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # check-ints-equal(_test-stream->read, 2, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-matching"/imm32
-    68/push  2/imm32
-    # . . push *_test-stream->read
-    b8/copy-to-EAX  _test-stream/imm32
-    ff          6/subop/push        1/mod/*+disp8   0/rm32/EAX    .           .             .           .           4/disp8         .                 # push *(EAX+4)
-    # . . call
-    e8/call  check-ints-equal/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # end
-    c3/return
-
-test-skip-chars-matching-none:
-    # setup
-    # . clear-stream(_test-stream)
-    # . . push args
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  clear-stream/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               4/imm32           # add to ESP
-    # write(_test-stream, "ab")
-    # . . push args
-    68/push  "ab"/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # skip-chars-matching(_test-stream, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  skip-chars-matching/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # check-ints-equal(_test-stream->read, 0, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-matching-none"/imm32
-    68/push  0/imm32
-    # . . push *_test-stream->read
-    b8/copy-to-EAX  _test-stream/imm32
-    ff          6/subop/push        1/mod/*+disp8   0/rm32/EAX    .           .             .           .           4/disp8         .                 # push *(EAX+4)
-    # . . call
-    e8/call  check-ints-equal/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # end
-    c3/return
-
-# minor fork of 'skip-chars-matching'
-skip-chars-not-matching:  # in : (address stream), delimiter : byte
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # . save registers
-    50/push-EAX
-    51/push-ECX
-    52/push-EDX
-    53/push-EBX
-    56/push-ESI
-    # ESI = in
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           6/r32/ESI   8/disp8         .                 # copy *(EBP+8) to ESI
-    # ECX = in->read
-    8b/copy                         1/mod/*+disp8   6/rm32/ESI    .           .             .           1/r32/ECX   4/disp8         .                 # copy *(ESI+4) to ECX
-    # EBX = in->write
-    8b/copy                         0/mod/indirect  6/rm32/ESI    .           .             .           3/r32/EBX   .               .                 # copy *ESI to EBX
-    # EDX = delimiter
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           2/r32/EDX   0xc/disp8       .                 # copy *(EBP+12) to EDX
-$skip-chars-not-matching:loop:
-    # if (in->read >= in->write) break
-    39/compare                      3/mod/direct    1/rm32/ECX    .           .             .           3/r32/EBX   .               .                 # compare ECX with EBX
-    7d/jump-if-greater-or-equal  $skip-chars-not-matching:end/disp8
-    # EAX = in->data[in->read]
-    31/xor                          3/mod/direct    0/rm32/EAX    .           .             .           0/r32/EAX   .               .                 # clear EAX
-    8a/copy-byte                    1/mod/*+disp8   4/rm32/sib    6/base/ESI  1/index/ECX   .           0/r32/AL    0xc/disp8       .                 # copy byte at *(ESI+ECX+12) to AL
-    # if (EAX == delimiter) break
-    39/compare                      3/mod/direct    0/rm32/EAX    .           .             .           2/r32/EDX   .               .                 # compare EAX and EDX
-    74/jump-if-equal  $skip-chars-not-matching:end/disp8
-    # ++in->read
-    41/increment-ECX
-    eb/jump  $skip-chars-not-matching:loop/disp8
-$skip-chars-not-matching:end:
-    # persist in->read
-    89/copy                         1/mod/*+disp8   6/rm32/ESI    .           .             .           1/r32/ECX   4/disp8         .                 # copy ECX to *(ESI+4)
-    # . restore registers
-    5e/pop-to-ESI
-    5b/pop-to-EBX
-    5a/pop-to-EDX
-    59/pop-to-ECX
-    58/pop-to-EAX
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-test-skip-chars-not-matching:
-    # setup
-    # . clear-stream(_test-stream)
-    # . . push args
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  clear-stream/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               4/imm32           # add to ESP
-    # write(_test-stream, "ab ")
-    # . . push args
-    68/push  "ab "/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # skip-chars-not-matching(_test-stream, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  skip-chars-not-matching/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # check-ints-equal(_test-stream->read, 2, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-not-matching"/imm32
-    68/push  2/imm32
-    # . . push *_test-stream->read
-    b8/copy-to-EAX  _test-stream/imm32
-    ff          6/subop/push        1/mod/*+disp8   0/rm32/EAX    .           .             .           .           4/disp8         .                 # push *(EAX+4)
-    # . . call
-    e8/call  check-ints-equal/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # end
-    c3/return
-
-test-skip-chars-not-matching-none:
-    # setup
-    # . clear-stream(_test-stream)
-    # . . push args
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  clear-stream/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               4/imm32           # add to ESP
-    # write(_test-stream, " ab")
-    # . . push args
-    68/push  " ab"/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # skip-chars-not-matching(_test-stream, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  skip-chars-not-matching/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # check-ints-equal(_test-stream->read, 0, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-not-matching-none"/imm32
-    68/push  0/imm32
-    # . . push *_test-stream->read
-    b8/copy-to-EAX  _test-stream/imm32
-    ff          6/subop/push        1/mod/*+disp8   0/rm32/EAX    .           .             .           .           4/disp8         .                 # push *(EAX+4)
-    # . . call
-    e8/call  check-ints-equal/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # end
-    c3/return
-
-test-skip-chars-not-matching-all:
-    # setup
-    # . clear-stream(_test-stream)
-    # . . push args
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  clear-stream/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               4/imm32           # add to ESP
-    # write(_test-stream, "ab")
-    # . . push args
-    68/push  "ab"/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # skip-chars-not-matching(_test-stream, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32
-    68/push  _test-stream/imm32
-    # . . call
-    e8/call  skip-chars-not-matching/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # check-ints-equal(_test-stream->read, 2, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-not-matching-all"/imm32
-    68/push  2/imm32
-    # . . push *_test-stream->read
-    b8/copy-to-EAX  _test-stream/imm32
-    ff          6/subop/push        1/mod/*+disp8   0/rm32/EAX    .           .             .           .           4/disp8         .                 # push *(EAX+4)
-    # . . call
-    e8/call  check-ints-equal/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # end
-    c3/return
-
-skip-chars-not-matching-whitespace:  # in : (address stream)
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # . save registers
-    50/push-EAX
-    51/push-ECX
-    53/push-EBX
-    56/push-ESI
-    # ESI = in
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           6/r32/ESI   8/disp8         .                 # copy *(EBP+8) to ESI
-    # ECX = in->read
-    8b/copy                         1/mod/*+disp8   6/rm32/ESI    .           .             .           1/r32/ECX   4/disp8         .                 # copy *(ESI+4) to ECX
-    # EBX = in->write
-    8b/copy                         0/mod/indirect  6/rm32/ESI    .           .             .           3/r32/EBX   .               .                 # copy *ESI to EBX
-$skip-chars-not-matching-whitespace:loop:
-    # if (in->read >= in->write) break
-    39/compare                      3/mod/direct    1/rm32/ECX    .           .             .           3/r32/EBX   .               .                 # compare ECX with EBX
-    7d/jump-if-greater-or-equal  $skip-chars-not-matching-whitespace:end/disp8
-    # EAX = in->data[in->read]
-    31/xor                          3/mod/direct    0/rm32/EAX    .           .             .           0/r32/EAX   .               .                 # clear EAX
-    8a/copy-byte                    1/mod/*+disp8   4/rm32/sib    6/base/ESI  1/index/ECX   .           0/r32/AL    0xc/disp8       .                 # copy byte at *(ESI+ECX+12) to AL
-    # if (EAX == ' ') break
-    3d/compare-EAX-and  0x20/imm32/space
-    74/jump-if-equal  $skip-chars-not-matching-whitespace:end/disp8
-    # if (EAX == '\n') break
-    3d/compare-EAX-and  0x0a/imm32/newline
-    74/jump-if-equal  $skip-chars-not-matching-whitespace:end/disp8
-    # if (EAX == '\t') break
-    3d/compare-EAX-and  0x09/imm32/tab
-    74/jump-if-equal  $skip-chars-not-matching-whitespace:end/disp8
-    # if (EAX == '\r') break
-    3d/compare-EAX-and  0x0d/imm32/cr
-    74/jump-if-equal  $skip-chars-not-matching-whitespace:end/disp8
-    # ++in->read
-    41/increment-ECX
-    eb/jump  $skip-chars-not-matching-whitespace:loop/disp8
-$skip-chars-not-matching-whitespace:end:
-    # persist in->read
-    89/copy                         1/mod/*+disp8   6/rm32/ESI    .           .             .           1/r32/ECX   4/disp8         .                 # copy ECX to *(ESI+4)
-    # . restore registers
-    5e/pop-to-ESI
-    5b/pop-to-EBX
-    59/pop-to-ECX
-    58/pop-to-EAX
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-skip-chars-matching-in-slice:  # curr : (address byte), end : (address byte), delimiter : byte -> curr/EAX
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # . save registers
-    51/push-ECX
-    52/push-EDX
-    53/push-EBX
-    # EAX = curr
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           0/r32/EAX   8/disp8         .                 # copy *(EBP+8) to EAX
-    # ECX = end
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           1/r32/ECX   0xc/disp8       .                 # copy *(EBP+12) to ECX
-    # EDX = delimiter
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           2/r32/EDX   0x10/disp8       .                 # copy *(EBP+16) to EDX
-    # EBX = 0
-    31/xor                          3/mod/direct    3/rm32/EBX    .           .             .           3/r32/EBX   .               .                 # clear EBX
-$skip-chars-matching-in-slice:loop:
-    # if (curr >= end) break
-    39/compare                      3/mod/direct    0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # compare EAX with ECX
-    73/jump-if-greater-or-equal-unsigned  $skip-chars-matching-in-slice:end/disp8
-    # if (*curr != delimiter) break
-    8a/copy-byte                    0/mod/indirect  0/rm32/EAX    .           .             .           3/r32/BL    .               .                 # copy byte at *EAX to BL
-    39/compare                      3/mod/direct    3/rm32/EBX    .           .             .           2/r32/EDX   .               .                 # compare EBX and EDX
-    75/jump-if-not-equal  $skip-chars-matching-in-slice:end/disp8
-    # ++curr
-    40/increment-EAX
-    eb/jump  $skip-chars-matching-in-slice:loop/disp8
-$skip-chars-matching-in-slice:end:
-    # . restore registers
-    5b/pop-to-EBX
-    5a/pop-to-EDX
-    59/pop-to-ECX
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-test-skip-chars-matching-in-slice:
-    # (EAX..ECX) = "  ab"
-    b8/copy-to-EAX  "  ab"/imm32
-    8b/copy                         0/mod/indirect  0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # copy *EAX to ECX
-    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    0/base/EAX  1/index/ECX   .           1/r32/ECX   4/disp8         .                 # copy EAX+ECX+4 to ECX
-    05/add-to-EAX  4/imm32
-    # EAX = skip-chars-matching-in-slice(EAX, ECX, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32/space
-    51/push-ECX
-    50/push-EAX
-    # . . call
-    e8/call  skip-chars-matching-in-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # check-ints-equal(ECX-EAX, 2, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-matching-in-slice"/imm32
-    68/push  2/imm32
-    # . . push ECX-EAX
-    29/subtract                     3/mod/direct    1/rm32/ECX    .           .             .           0/r32/EAX   .               .                 # subtract EAX from ECX
-    51/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
-    # end
-    c3/return
-
-test-skip-chars-matching-in-slice-none:
-    # (EAX..ECX) = "ab"
-    b8/copy-to-EAX  "ab"/imm32
-    8b/copy                         0/mod/indirect  0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # copy *EAX to ECX
-    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    0/base/EAX  1/index/ECX   .           1/r32/ECX   4/disp8         .                 # copy EAX+ECX+4 to ECX
-    05/add-to-EAX  4/imm32
-    # EAX = skip-chars-matching-in-slice(EAX, ECX, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32/space
-    51/push-ECX
-    50/push-EAX
-    # . . call
-    e8/call  skip-chars-matching-in-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # check-ints-equal(ECX-EAX, 2, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-matching-in-slice-none"/imm32
-    68/push  2/imm32
-    # . . push ECX-EAX
-    29/subtract                     3/mod/direct    1/rm32/ECX    .           .             .           0/r32/EAX   .               .                 # subtract EAX from ECX
-    51/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
-    # end
-    c3/return
-
-# minor fork of 'skip-chars-matching-in-slice'
-skip-chars-not-matching-in-slice:  # curr : (address byte), end : (address byte), delimiter : byte -> curr/EAX
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # . save registers
-    51/push-ECX
-    52/push-EDX
-    53/push-EBX
-    # EAX = curr
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           0/r32/EAX   8/disp8         .                 # copy *(EBP+8) to EAX
-    # ECX = end
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           1/r32/ECX   0xc/disp8       .                 # copy *(EBP+12) to ECX
-    # EDX = delimiter
-    8b/copy                         1/mod/*+disp8   5/rm32/EBP    .           .             .           2/r32/EDX   0x10/disp8       .                 # copy *(EBP+16) to EDX
-    # EBX = 0
-    31/xor                          3/mod/direct    3/rm32/EBX    .           .             .           3/r32/EBX   .               .                 # clear EBX
-$skip-chars-not-matching-in-slice:loop:
-    # if (curr >= end) break
-    39/compare                      3/mod/direct    0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # compare EAX with ECX
-    73/jump-if-greater-or-equal-unsigned  $skip-chars-not-matching-in-slice:end/disp8
-    # if (*curr == delimiter) break
-    8a/copy-byte                    0/mod/indirect  0/rm32/EAX    .           .             .           3/r32/BL    .               .                 # copy byte at *EAX to BL
-    39/compare                      3/mod/direct    3/rm32/EBX    .           .             .           2/r32/EDX   .               .                 # compare EBX and EDX
-    74/jump-if-equal  $skip-chars-not-matching-in-slice:end/disp8
-    # ++curr
-    40/increment-EAX
-    eb/jump  $skip-chars-not-matching-in-slice:loop/disp8
-$skip-chars-not-matching-in-slice:end:
-    # . restore registers
-    5b/pop-to-EBX
-    5a/pop-to-EDX
-    59/pop-to-ECX
-    # . epilog
-    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
-    5d/pop-to-EBP
-    c3/return
-
-test-skip-chars-not-matching-in-slice:
-    # (EAX..ECX) = "ab "
-    b8/copy-to-EAX  "ab "/imm32
-    8b/copy                         0/mod/indirect  0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # copy *EAX to ECX
-    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    0/base/EAX  1/index/ECX   .           1/r32/ECX   4/disp8         .                 # copy EAX+ECX+4 to ECX
-    05/add-to-EAX  4/imm32
-    # EAX = skip-chars-not-matching-in-slice(EAX, ECX, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32/space
-    51/push-ECX
-    50/push-EAX
-    # . . call
-    e8/call  skip-chars-not-matching-in-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # check-ints-equal(ECX-EAX, 1, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-not-matching-in-slice"/imm32
-    68/push  1/imm32
-    # . . push ECX-EAX
-    29/subtract                     3/mod/direct    1/rm32/ECX    .           .             .           0/r32/EAX   .               .                 # subtract EAX from ECX
-    51/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
-    # end
-    c3/return
-
-test-skip-chars-not-matching-in-slice-none:
-    # (EAX..ECX) = " ab"
-    b8/copy-to-EAX  " ab"/imm32
-    8b/copy                         0/mod/indirect  0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # copy *EAX to ECX
-    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    0/base/EAX  1/index/ECX   .           1/r32/ECX   4/disp8         .                 # copy EAX+ECX+4 to ECX
-    05/add-to-EAX  4/imm32
-    # EAX = skip-chars-not-matching-in-slice(EAX, ECX, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32/space
-    51/push-ECX
-    50/push-EAX
-    # . . call
-    e8/call  skip-chars-not-matching-in-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # check-ints-equal(ECX-EAX, 3, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-not-matching-in-slice-none"/imm32
-    68/push  3/imm32
-    # . . push ECX-EAX
-    29/subtract                     3/mod/direct    1/rm32/ECX    .           .             .           0/r32/EAX   .               .                 # subtract EAX from ECX
-    51/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
-    # end
-    c3/return
-
-test-skip-chars-not-matching-in-slice-all:
-    # (EAX..ECX) = "ab"
-    b8/copy-to-EAX  "ab"/imm32
-    8b/copy                         0/mod/indirect  0/rm32/EAX    .           .             .           1/r32/ECX   .               .                 # copy *EAX to ECX
-    8d/copy-address                 1/mod/*+disp8   4/rm32/sib    0/base/EAX  1/index/ECX   .           1/r32/ECX   4/disp8         .                 # copy EAX+ECX+4 to ECX
-    05/add-to-EAX  4/imm32
-    # EAX = skip-chars-not-matching-in-slice(EAX, ECX, 0x20/space)
-    # . . push args
-    68/push  0x20/imm32/space
-    51/push-ECX
-    50/push-EAX
-    # . . call
-    e8/call  skip-chars-not-matching-in-slice/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               0xc/imm32         # add to ESP
-    # check-ints-equal(ECX-EAX, 0, msg)
-    # . . push args
-    68/push  "F - test-skip-chars-not-matching-in-slice-all"/imm32
-    68/push  0/imm32
-    # . . push ECX-EAX
-    29/subtract                     3/mod/direct    1/rm32/ECX    .           .             .           0/r32/EAX   .               .                 # subtract EAX from ECX
-    51/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
-    # end
-    c3/return
-
-# . . vim:nowrap:textwidth=0