898 lines
48 KiB
Plaintext
898 lines
48 KiB
Plaintext
# 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
|