diff options
author | Kartik Agaram <vc@akkartik.com> | 2019-08-26 11:55:26 -0700 |
---|---|---|
committer | Kartik Agaram <vc@akkartik.com> | 2019-08-26 11:59:21 -0700 |
commit | 333525360b22f3d3ea31db46a4d2f1b4edbfebdb (patch) | |
tree | ed255f308542ba28a99d862d54d4992dcf749622 /067parse-hex.subx | |
parent | 22fb844ba4edf14eb85245a35f42e721658c4f8e (diff) | |
download | mu-333525360b22f3d3ea31db46a4d2f1b4edbfebdb.tar.gz |
5592 - switch register names to lowercase
Diffstat (limited to '067parse-hex.subx')
-rw-r--r-- | 067parse-hex.subx | 880 |
1 files changed, 440 insertions, 440 deletions
diff --git a/067parse-hex.subx b/067parse-hex.subx index 185e471f..2a5becca 100644 --- a/067parse-hex.subx +++ b/067parse-hex.subx @@ -6,818 +6,818 @@ # . 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 -is-hex-int?: # in : (address slice) -> EAX : boolean +is-hex-int?: # in : (address slice) -> eax : boolean # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + 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 - # ECX = s - 8b/copy 1/mod/*+disp8 5/rm32/EBP . . . 1/r32/ECX 8/disp8 . # copy *(EBP+8) to ECX - # EDX = s->end - 8b/copy 1/mod/*+disp8 1/rm32/ECX . . . 2/r32/EDX 4/disp8 . # copy *(ECX+4) to EDX - # curr/ECX = s->start - 8b/copy 0/mod/indirect 1/rm32/ECX . . . 1/r32/ECX . . # copy *ECX to ECX + 51/push-ecx + 52/push-edx + 53/push-ebx + # ecx = s + 8b/copy 1/mod/*+disp8 5/rm32/ebp . . . 1/r32/ecx 8/disp8 . # copy *(ebp+8) to ecx + # edx = s->end + 8b/copy 1/mod/*+disp8 1/rm32/ecx . . . 2/r32/edx 4/disp8 . # copy *(ecx+4) to edx + # curr/ecx = s->start + 8b/copy 0/mod/indirect 1/rm32/ecx . . . 1/r32/ecx . . # copy *ecx to ecx # if s is empty return false - b8/copy-to-EAX 0/imm32/false - 39/compare 3/mod/direct 1/rm32/ECX . . . 2/r32/EDX . . # compare ECX with EDX + b8/copy-to-eax 0/imm32/false + 39/compare 3/mod/direct 1/rm32/ecx . . . 2/r32/edx . . # compare ecx with edx 73/jump-if-greater-or-equal-unsigned $is-hex-int?:end/disp8 # skip past leading '-' # . if (*curr == '-') ++curr - 31/xor 3/mod/direct 3/rm32/EBX . . . 3/r32/EBX . . # clear EBX - 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 3/r32/BL . . # copy byte at *ECX to BL - 81 7/subop/compare 3/mod/direct 3/rm32/EBX . . . . . 0x2d/imm32/- # compare EBX + 31/xor 3/mod/direct 3/rm32/ebx . . . 3/r32/ebx . . # clear ebx + 8a/copy-byte 0/mod/indirect 1/rm32/ecx . . . 3/r32/BL . . # copy byte at *ecx to BL + 81 7/subop/compare 3/mod/direct 3/rm32/ebx . . . . . 0x2d/imm32/- # compare ebx 75/jump-if-not-equal $is-hex-int?:initial-0/disp8 # . ++curr - 41/increment-ECX + 41/increment-ecx # skip past leading '0x' $is-hex-int?:initial-0: # . if (*curr != '0') jump to loop - 31/xor 3/mod/direct 3/rm32/EBX . . . 3/r32/EBX . . # clear EBX - 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 3/r32/BL . . # copy byte at *ECX to BL - 81 7/subop/compare 3/mod/direct 3/rm32/EBX . . . . . 0x30/imm32/0 # compare EBX + 31/xor 3/mod/direct 3/rm32/ebx . . . 3/r32/ebx . . # clear ebx + 8a/copy-byte 0/mod/indirect 1/rm32/ecx . . . 3/r32/BL . . # copy byte at *ecx to BL + 81 7/subop/compare 3/mod/direct 3/rm32/ebx . . . . . 0x30/imm32/0 # compare ebx 75/jump-if-not-equal $is-hex-int?:loop/disp8 # . ++curr - 41/increment-ECX + 41/increment-ecx $is-hex-int?:initial-0x: # . if (curr >= in->end) return true - 39/compare 3/mod/direct 1/rm32/ECX . . . 2/r32/EDX . . # compare ECX with EDX + 39/compare 3/mod/direct 1/rm32/ecx . . . 2/r32/edx . . # compare ecx with edx 73/jump-if-greater-or-equal-unsigned $is-hex-int?:true/disp8 # . if (*curr != 'x') jump to loop # the previous '0' is still valid so doesn't need to be checked again - 31/xor 3/mod/direct 3/rm32/EBX . . . 3/r32/EBX . . # clear EBX - 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 3/r32/BL . . # copy byte at *ECX to BL - 81 7/subop/compare 3/mod/direct 3/rm32/EBX . . . . . 0x78/imm32/x # compare EBX + 31/xor 3/mod/direct 3/rm32/ebx . . . 3/r32/ebx . . # clear ebx + 8a/copy-byte 0/mod/indirect 1/rm32/ecx . . . 3/r32/BL . . # copy byte at *ecx to BL + 81 7/subop/compare 3/mod/direct 3/rm32/ebx . . . . . 0x78/imm32/x # compare ebx 75/jump-if-not-equal $is-hex-int?:loop/disp8 # . ++curr - 41/increment-ECX + 41/increment-ecx $is-hex-int?:loop: # if (curr >= in->end) return true - 39/compare 3/mod/direct 1/rm32/ECX . . . 2/r32/EDX . . # compare ECX with EDX + 39/compare 3/mod/direct 1/rm32/ecx . . . 2/r32/edx . . # compare ecx with edx 73/jump-if-greater-or-equal-unsigned $is-hex-int?:true/disp8 - # EAX = is-hex-digit?(*curr) + # eax = is-hex-digit?(*curr) # . . push args - 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 0/r32/AL . . # copy byte at *ECX to AL - 50/push-EAX + 8a/copy-byte 0/mod/indirect 1/rm32/ecx . . . 0/r32/AL . . # copy byte at *ecx to AL + 50/push-eax # . . call e8/call is-hex-digit?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # if (EAX == false) return false - 3d/compare-EAX-and 0/imm32 + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # if (eax == false) return false + 3d/compare-eax-and 0/imm32 74/jump-if-equal $is-hex-int?:end/disp8 # ++curr - 41/increment-ECX + 41/increment-ecx # loop eb/jump $is-hex-int?:loop/disp8 $is-hex-int?:true: # return true - b8/copy-to-EAX 1/imm32/true + b8/copy-to-eax 1/imm32/true $is-hex-int?:end: # . restore registers - 5b/pop-to-EBX - 5a/pop-to-EDX - 59/pop-to-ECX + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-is-hex-int: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "34" - b8/copy-to-EAX "34"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = is-hex-int?(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "34" + b8/copy-to-eax "34"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = is-hex-int?(slice) + # . . push args + 51/push-ecx # . . call e8/call is-hex-int?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 1, msg) # . . push args 68/push "F - test-is-hex-int"/imm32 68/push 1/imm32/true - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-is-hex-int-handles-letters: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "34a" - b8/copy-to-EAX "34a"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = is-hex-int?(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "34a" + b8/copy-to-eax "34a"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = is-hex-int?(slice) + # . . push args + 51/push-ecx # . . call e8/call is-hex-int?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 1, msg) # . . push args 68/push "F - test-is-hex-int-handles-letters"/imm32 68/push 1/imm32/true - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-is-hex-int-with-trailing-char: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "34q" - b8/copy-to-EAX "34q"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = is-hex-int?(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "34q" + b8/copy-to-eax "34q"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = is-hex-int?(slice) + # . . push args + 51/push-ecx # . . call e8/call is-hex-int?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0, msg) # . . push args 68/push "F - test-is-hex-int-with-trailing-char"/imm32 68/push 0/imm32/false - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-is-hex-int-with-leading-char: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "q34" - b8/copy-to-EAX "q34"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = is-hex-int?(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "q34" + b8/copy-to-eax "q34"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = is-hex-int?(slice) + # . . push args + 51/push-ecx # . . call e8/call is-hex-int?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0, msg) # . . push args 68/push "F - test-is-hex-int-with-leading-char"/imm32 68/push 0/imm32/false - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-is-hex-int-empty: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # var slice/ECX = "" + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # var slice/ecx = "" 68/push 0/imm32 68/push 0/imm32 - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = is-hex-int?(slice) + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = is-hex-int?(slice) # . . push args - 51/push-ECX + 51/push-ecx # . . call e8/call is-hex-int?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0, msg) # . . push args 68/push "F - test-is-hex-int-empty"/imm32 68/push 0/imm32/false - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-is-hex-int-handles-0x-prefix: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "0x3a" - b8/copy-to-EAX "0x3a"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = is-hex-int?(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "0x3a" + b8/copy-to-eax "0x3a"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = is-hex-int?(slice) + # . . push args + 51/push-ecx # . . call e8/call is-hex-int?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 1, msg) # . . push args 68/push "F - test-is-hex-int-handles-0x-prefix"/imm32 68/push 1/imm32/true - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-is-hex-int-handles-negative: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "-34a" - b8/copy-to-EAX "-34a"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = is-hex-int?(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "-34a" + b8/copy-to-eax "-34a"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = is-hex-int?(slice) + # . . push args + 51/push-ecx # . . call e8/call is-hex-int?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 1, msg) # . . push args 68/push "F - test-is-hex-int-handles-negative"/imm32 68/push 1/imm32/true - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-is-hex-int-handles-negative-0x-prefix: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "-0x3a" - b8/copy-to-EAX "-0x3a"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = is-hex-int?(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "-0x3a" + b8/copy-to-eax "-0x3a"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = is-hex-int?(slice) + # . . push args + 51/push-ecx # . . call e8/call is-hex-int?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 1, msg) # . . push args 68/push "F - test-is-hex-int-handles-negative-0x-prefix"/imm32 68/push 1/imm32/true - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return -parse-hex-int: # in : (address slice) -> result/EAX +parse-hex-int: # in : (address slice) -> result/eax # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + 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 - 56/push-ESI - # result/EBX = 0 - 31/xor 3/mod/direct 3/rm32/EBX . . . 3/r32/EBX . . # clear EBX - # ECX = s - 8b/copy 1/mod/*+disp8 5/rm32/EBP . . . 1/r32/ECX 8/disp8 . # copy *(EBP+8) to ECX - # EDX = s->end - 8b/copy 1/mod/*+disp8 1/rm32/ECX . . . 2/r32/EDX 4/disp8 . # copy *(ECX+4) to EDX - # curr/ECX = s->start - 8b/copy 0/mod/indirect 1/rm32/ECX . . . 1/r32/ECX . . # copy *ECX to ECX - # negate?/ESI = false - 31/xor 3/mod/direct 6/rm32/ESI . . . 6/r32/ESI . . # clear ESI + 51/push-ecx + 52/push-edx + 53/push-ebx + 56/push-esi + # result/ebx = 0 + 31/xor 3/mod/direct 3/rm32/ebx . . . 3/r32/ebx . . # clear ebx + # ecx = s + 8b/copy 1/mod/*+disp8 5/rm32/ebp . . . 1/r32/ecx 8/disp8 . # copy *(ebp+8) to ecx + # edx = s->end + 8b/copy 1/mod/*+disp8 1/rm32/ecx . . . 2/r32/edx 4/disp8 . # copy *(ecx+4) to edx + # curr/ecx = s->start + 8b/copy 0/mod/indirect 1/rm32/ecx . . . 1/r32/ecx . . # copy *ecx to ecx + # negate?/esi = false + 31/xor 3/mod/direct 6/rm32/esi . . . 6/r32/esi . . # clear esi $parse-hex-int:negative: # . if (*curr == '-') negate = true - 31/xor 3/mod/direct 0/rm32/EAX . . . 0/r32/EAX . . # clear EAX - 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 0/r32/AL . . # copy byte at *ECX to AL - 3d/compare-EAX-and 0x2d/imm32/- + 31/xor 3/mod/direct 0/rm32/eax . . . 0/r32/eax . . # clear eax + 8a/copy-byte 0/mod/indirect 1/rm32/ecx . . . 0/r32/AL . . # copy byte at *ecx to AL + 3d/compare-eax-and 0x2d/imm32/- 75/jump-if-not-equal $parse-hex-int:initial-0/disp8 # . ++curr - 41/increment-ECX + 41/increment-ecx # . negate = true - be/copy-to-ESI 1/imm32/true + be/copy-to-esi 1/imm32/true $parse-hex-int:initial-0: # skip past leading '0x' # . if (*curr != '0') jump to loop - 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 0/r32/AL . . # copy byte at *ECX to AL - 3d/compare-EAX-and 0x30/imm32/0 + 8a/copy-byte 0/mod/indirect 1/rm32/ecx . . . 0/r32/AL . . # copy byte at *ecx to AL + 3d/compare-eax-and 0x30/imm32/0 75/jump-if-not-equal $parse-hex-int:loop/disp8 # . ++curr - 41/increment-ECX + 41/increment-ecx $parse-hex-int:initial-0x: # . if (curr >= in->end) return result - 39/compare 3/mod/direct 1/rm32/ECX . . . 2/r32/EDX . . # compare ECX with EDX + 39/compare 3/mod/direct 1/rm32/ecx . . . 2/r32/edx . . # compare ecx with edx 73/jump-if-greater-or-equal-unsigned $parse-hex-int:end/disp8 # . if (*curr != 'x') jump to loop # the previous '0' is still valid so doesn't need to be checked again - 31/xor 3/mod/direct 0/rm32/EAX . . . 0/r32/EAX . . # clear EAX - 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 0/r32/AL . . # copy byte at *ECX to AL - 3d/compare-EAX-and 0x78/imm32/x + 31/xor 3/mod/direct 0/rm32/eax . . . 0/r32/eax . . # clear eax + 8a/copy-byte 0/mod/indirect 1/rm32/ecx . . . 0/r32/AL . . # copy byte at *ecx to AL + 3d/compare-eax-and 0x78/imm32/x 75/jump-if-not-equal $parse-hex-int:loop/disp8 # . ++curr - 41/increment-ECX + 41/increment-ecx $parse-hex-int:loop: # if (curr >= in->end) break - 39/compare 3/mod/direct 1/rm32/ECX . . . 2/r32/EDX . . # compare ECX with EDX + 39/compare 3/mod/direct 1/rm32/ecx . . . 2/r32/edx . . # compare ecx with edx 73/jump-if-greater-or-equal-unsigned $parse-hex-int:negate/disp8 - # EAX = from-hex-char(*curr) - # . . copy arg to EAX - 8a/copy-byte 0/mod/indirect 1/rm32/ECX . . . 0/r32/AL . . # copy byte at *ECX to AL + # eax = from-hex-char(*curr) + # . . copy arg to eax + 8a/copy-byte 0/mod/indirect 1/rm32/ecx . . . 0/r32/AL . . # copy byte at *ecx to AL # . . call e8/call from-hex-char/disp32 - # result = result * 16 + EAX - c1/shift 4/subop/left 3/mod/direct 3/rm32/EBX . . . . . 4/imm8 # shift EBX left by 4 bits - 01/add 3/mod/direct 3/rm32/EBX . . . 0/r32/EAX . . # add EAX to EBX + # result = result * 16 + eax + c1/shift 4/subop/left 3/mod/direct 3/rm32/ebx . . . . . 4/imm8 # shift ebx left by 4 bits + 01/add 3/mod/direct 3/rm32/ebx . . . 0/r32/eax . . # add eax to ebx # ++curr - 41/increment-ECX + 41/increment-ecx # loop eb/jump $parse-hex-int:loop/disp8 $parse-hex-int:negate: - 81 7/subop/compare 3/mod/direct 6/rm32/ESI . . . . . 0/imm32 # compare ESI + 81 7/subop/compare 3/mod/direct 6/rm32/esi . . . . . 0/imm32 # compare esi 74/jump-if-equal $parse-hex-int:end/disp8 - f7 3/subop/negate 3/mod/direct 3/rm32/EBX . . . . . . # negate EBX + f7 3/subop/negate 3/mod/direct 3/rm32/ebx . . . . . . # negate ebx $parse-hex-int:end: - 89/copy 3/mod/direct 0/rm32/EAX . . . 3/r32/EBX . . # copy EBX to EAX + 89/copy 3/mod/direct 0/rm32/eax . . . 3/r32/ebx . . # copy ebx to eax # . restore registers - 5e/pop-to-ESI - 5b/pop-to-EBX - 5a/pop-to-EDX - 59/pop-to-ECX + 5e/pop-to-esi + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-parse-hex-int-single-digit: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "a" - b8/copy-to-EAX "a"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = parse-hex-int(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "a" + b8/copy-to-eax "a"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = parse-hex-int(slice) + # . . push args + 51/push-ecx # . . call e8/call parse-hex-int/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0xa, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0xa, msg) # . . push args 68/push "F - test-parse-hex-int-single-digit"/imm32 68/push 0xa/imm32 - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-parse-hex-int-multi-digit: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "34a" - b8/copy-to-EAX "34a"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = parse-hex-int(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "34a" + b8/copy-to-eax "34a"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = parse-hex-int(slice) + # . . push args + 51/push-ecx # . . call e8/call parse-hex-int/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0x34a, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0x34a, msg) # . . push args 68/push "F - test-parse-hex-int-multi-digit"/imm32 68/push 0x34a/imm32 - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-parse-hex-int-0x-prefix: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "0x34" - b8/copy-to-EAX "0x34"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = parse-hex-int(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "0x34" + b8/copy-to-eax "0x34"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = parse-hex-int(slice) + # . . push args + 51/push-ecx # . . call e8/call parse-hex-int/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0x34a, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0x34a, msg) # . . push args 68/push "F - test-parse-hex-int-0x-prefix"/imm32 68/push 0x34/imm32 - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-parse-hex-int-zero: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "0" - b8/copy-to-EAX "0"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = parse-hex-int(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "0" + b8/copy-to-eax "0"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = parse-hex-int(slice) + # . . push args + 51/push-ecx # . . call e8/call parse-hex-int/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0x34a, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0x34a, msg) # . . push args 68/push "F - test-parse-hex-int-zero"/imm32 68/push 0/imm32 - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-parse-hex-int-0-prefix: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "03" - b8/copy-to-EAX "03"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = parse-hex-int(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "03" + b8/copy-to-eax "03"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = parse-hex-int(slice) + # . . push args + 51/push-ecx # . . call e8/call parse-hex-int/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0x3, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0x3, msg) # . . push args 68/push "F - test-parse-hex-int-0-prefix"/imm32 68/push 0x3/imm32 - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-parse-hex-int-negative: # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # (EAX..ECX) = "-03" - b8/copy-to-EAX "-03"/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 slice/ECX = {EAX, ECX} - 51/push-ECX - 50/push-EAX - 89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX - # EAX = parse-hex-int(slice) - # . . push args - 51/push-ECX + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp + # (eax..ecx) = "-03" + b8/copy-to-eax "-03"/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 slice/ecx = {eax, ecx} + 51/push-ecx + 50/push-eax + 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # eax = parse-hex-int(slice) + # . . push args + 51/push-ecx # . . call e8/call parse-hex-int/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, -3, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, -3, msg) # . . push args 68/push "F - test-parse-hex-int-negative"/imm32 68/push -3/imm32 - 50/push-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 + 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 + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return -is-hex-digit?: # c : byte -> EAX : boolean +is-hex-digit?: # c : byte -> eax : boolean # . prolog - 55/push-EBP - 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP + 55/push-ebp + 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp # . save registers - 51/push-ECX - # ECX = c - 8b/copy 1/mod/*+disp8 5/rm32/EBP . . . 1/r32/ECX 8/disp8 . # copy *(EBP+8) to ECX + 51/push-ecx + # ecx = c + 8b/copy 1/mod/*+disp8 5/rm32/ebp . . . 1/r32/ecx 8/disp8 . # copy *(ebp+8) to ecx # return false if c < '0' - b8/copy-to-EAX 0/imm32/false - 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x30/imm32 # compare ECX + b8/copy-to-eax 0/imm32/false + 81 7/subop/compare 3/mod/direct 1/rm32/ecx . . . . . 0x30/imm32 # compare ecx 7c/jump-if-lesser $is-hex-digit?:end/disp8 # return false if c > 'f' - 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x66/imm32 # compare ECX + 81 7/subop/compare 3/mod/direct 1/rm32/ecx . . . . . 0x66/imm32 # compare ecx 7f/jump-if-greater $is-hex-digit?:end/disp8 # return true if c <= '9' - b8/copy-to-EAX 1/imm32/true - 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x39/imm32 # compare ECX + b8/copy-to-eax 1/imm32/true + 81 7/subop/compare 3/mod/direct 1/rm32/ecx . . . . . 0x39/imm32 # compare ecx 7e/jump-if-lesser-or-equal $is-hex-digit?:end/disp8 # return true if c >= 'a' - 81 7/subop/compare 3/mod/direct 1/rm32/ECX . . . . . 0x61/imm32 # compare ECX + 81 7/subop/compare 3/mod/direct 1/rm32/ecx . . . . . 0x61/imm32 # compare ecx 7d/jump-if-greater-or-equal $is-hex-digit?:end/disp8 # otherwise return false - b8/copy-to-EAX 0/imm32/false + b8/copy-to-eax 0/imm32/false $is-hex-digit?:end: # . restore registers - 59/pop-to-ECX + 59/pop-to-ecx # . epilog - 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP - 5d/pop-to-EBP + 89/copy 3/mod/direct 4/rm32/esp . . . 5/r32/ebp . . # copy ebp to esp + 5d/pop-to-ebp c3/return test-hex-below-0: - # EAX = is-hex-digit?(0x2f) + # eax = is-hex-digit?(0x2f) # . . push args 68/push 0x2f/imm32 # . . call e8/call is-hex-digit?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0, msg) # . . push args 68/push "F - test-hex-below-0"/imm32 68/push 0/imm32/false - 50/push-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 + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0xc/imm32 # add to esp c3/return test-hex-0-to-9: - # EAX = is-hex-digit?(0x30) + # eax = is-hex-digit?(0x30) # . . push args 68/push 0x30/imm32 # . . call e8/call is-hex-digit?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 1, msg) # . . push args 68/push "F - test-hex-at-0"/imm32 68/push 1/imm32/true - 50/push-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 - # EAX = is-hex-digit?(0x39) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0xc/imm32 # add to esp + # eax = is-hex-digit?(0x39) # . . push args 68/push 0x39/imm32 # . . call e8/call is-hex-digit?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 1, msg) # . . push args 68/push "F - test-hex-at-9"/imm32 68/push 1/imm32/true - 50/push-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 + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0xc/imm32 # add to esp c3/return test-hex-above-9-to-a: - # EAX = is-hex-digit?(0x3a) + # eax = is-hex-digit?(0x3a) # . . push args 68/push 0x3a/imm32 # . . call e8/call is-hex-digit?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0, msg) # . . push args 68/push "F - test-hex-above-9-to-a"/imm32 68/push 0/imm32/false - 50/push-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 + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0xc/imm32 # add to esp c3/return test-hex-a-to-f: - # EAX = is-hex-digit?(0x61) + # eax = is-hex-digit?(0x61) # . . push args 68/push 0x61/imm32 # . . call e8/call is-hex-digit?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 1, msg) # . . push args 68/push "F - test-hex-at-a"/imm32 68/push 1/imm32/true - 50/push-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 - # EAX = is-hex-digit?(0x66) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0xc/imm32 # add to esp + # eax = is-hex-digit?(0x66) # . . push args 68/push 0x66/imm32 # . . call e8/call is-hex-digit?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 1, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 1, msg) # . . push args 68/push "F - test-hex-at-f"/imm32 68/push 1/imm32/true - 50/push-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 + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0xc/imm32 # add to esp c3/return test-hex-above-f: - # EAX = is-hex-digit?(0x67) + # eax = is-hex-digit?(0x67) # . . push args 68/push 0x67/imm32 # . . call e8/call is-hex-digit?/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # check-ints-equal(EAX, 0, msg) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # check-ints-equal(eax, 0, msg) # . . push args 68/push "F - test-hex-above-f"/imm32 68/push 0/imm32/false - 50/push-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 + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0xc/imm32 # add to esp c3/return -from-hex-char: # in/EAX : byte -> out/EAX : nibble +from-hex-char: # in/eax : byte -> out/eax : nibble $from-hex-char:check0: - # if (EAX < '0') goto abort - 3d/compare-EAX-with 0x30/imm32/0 + # if (eax < '0') goto abort + 3d/compare-eax-with 0x30/imm32/0 7c/jump-if-lesser $from-hex-char:abort/disp8 $from-hex-char:check1: - # if (EAX > 'f') goto abort - 3d/compare-EAX-with 0x66/imm32/f + # if (eax > 'f') goto abort + 3d/compare-eax-with 0x66/imm32/f 7f/jump-if-greater $from-hex-char:abort/disp8 $from-hex-char:check2: - # if (EAX > '9') goto next check - 3d/compare-EAX-with 0x39/imm32/9 + # if (eax > '9') goto next check + 3d/compare-eax-with 0x39/imm32/9 7f/jump-if-greater $from-hex-char:check3/disp8 $from-hex-char:digit: - # return EAX - '0' - 2d/subtract-from-EAX 0x30/imm32/0 + # return eax - '0' + 2d/subtract-from-eax 0x30/imm32/0 c3/return $from-hex-char:check3: - # if (EAX < 'a') goto abort - 3d/compare-EAX-with 0x61/imm32/a + # if (eax < 'a') goto abort + 3d/compare-eax-with 0x61/imm32/a 7c/jump-if-lesser $from-hex-char:abort/disp8 $from-hex-char:letter: - # return EAX - ('a'-10) - 2d/subtract-from-EAX 0x57/imm32/a-10 + # return eax - ('a'-10) + 2d/subtract-from-eax 0x57/imm32/a-10 c3/return $from-hex-char:abort: @@ -828,35 +828,35 @@ $from-hex-char:abort: # . . call e8/call _write/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp # . clear-stream(Stderr+4) - # . . save EAX - 50/push-EAX + # . . save eax + 50/push-eax # . . push args - b8/copy-to-EAX Stderr/imm32 - 05/add-to-EAX 4/imm32 - 50/push-EAX + b8/copy-to-eax Stderr/imm32 + 05/add-to-eax 4/imm32 + 50/push-eax # . . call e8/call clear-stream/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP - # . . restore EAX - 58/pop-to-EAX - # . print-int32-buffered(Stderr, EAX) + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp + # . . restore eax + 58/pop-to-eax + # . print-int32-buffered(Stderr, eax) # . . push args - 50/push-EAX + 50/push-eax 68/push Stderr/imm32 # . . call e8/call print-int32-buffered/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp # . flush(Stderr) # . . push args 68/push Stderr/imm32 # . . call e8/call flush/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp # . _write(2/stderr, "\n") # . . push args 68/push "\n"/imm32 @@ -864,10 +864,10 @@ $from-hex-char:abort: # . . call e8/call _write/disp32 # . . discard args - 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp # . syscall(exit, 1) - bb/copy-to-EBX 1/imm32 - b8/copy-to-EAX 1/imm32/exit + bb/copy-to-ebx 1/imm32 + b8/copy-to-eax 1/imm32/exit cd/syscall 0x80/imm8 # never gets here |