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发表于 2004-10-6 01:54:00
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Re:问一个关于i++的幼稚问题
004119F9 int 3
004119FA int 3
004119FB int 3
004119FC int 3
004119FD int 3
004119FE int 3
004119FF int 3
00411A00 int 3
00411A01 int 3
00411A02 int 3
00411A03 int 3
00411A04 int 3
00411A05 int 3
00411A06 int 3
00411A07 int 3
00411A08 int 3
00411A09 int 3
00411A0A int 3
00411A0B int 3
00411A0C int 3
00411A0D int 3
00411A0E int 3
00411A0F int 3
00411A10 int 3
00411A11 int 3
00411A12 int 3
00411A13 int 3
00411A14 int 3
00411A15 int 3
00411A16 int 3
00411A17 int 3
00411A18 int 3
00411A19 int 3
00411A1A int 3
00411A1B int 3
00411A1C int 3
00411A1D int 3
00411A1E int 3
00411A1F int 3
00411A20 int 3
00411A21 int 3
00411A22 int 3
00411A23 int 3
00411A24 int 3
00411A25 int 3
00411A26 int 3
00411A27 int 3
00411A28 int 3
00411A29 int 3
00411A2A int 3
00411A2B int 3
00411A2C int 3
00411A2D int 3
00411A2E int 3
00411A2F int 3
--- d:\temp\visual studio projects\dfg\dfg\sdf.cpp -----------------------------
#include <stdio.h>
void main()
{
00411A30 push ebp
00411A31 mov ebp,esp
00411A33 sub esp,0D0h
00411A39 push ebx
00411A3A push esi
00411A3B push edi
00411A3C lea edi,[ebp-0D0h]
00411A42 mov ecx,34h
00411A47 mov eax,0CCCCCCCCh
00411A4C rep stos dword ptr [edi]
int i=3;
00411A4E mov dword ptr ,3
printf ("%i,%i ",i,i++);
00411A55 mov eax,dword ptr
00411A58 mov dword ptr [ebp-0D0h],eax
00411A5E mov ecx,dword ptr
00411A61 add ecx,1
00411A64 mov dword ptr ,ecx
00411A67 mov edx,dword ptr [ebp-0D0h]
00411A6D push edx
00411A6E mov eax,dword ptr
00411A71 push eax
00411A72 push offset string "%i,%i " (42401Ch)
00411A77 call @ILT+1170(_printf) (411497h)
00411A7C add esp,0Ch
}
00411A7F xor eax,eax
00411A81 pop edi
00411A82 pop esi
00411A83 pop ebx
00411A84 add esp,0D0h
00411A8A cmp ebp,esp
00411A8C call @ILT+935(__RTC_CheckEsp) (4113ACh)
00411A91 mov esp,ebp
00411A93 pop ebp
00411A94 ret
--- 无源文件 -----------------------------------------------------------------------
00411A95 int 3
00411A96 int 3
00411A97 int 3
00411A98 int 3
00411A99 int 3
00411A9A int 3
00411A9B int 3
00411A9C int 3
00411A9D int 3
00411A9E int 3
00411A9F int 3
00411AA0 int 3
00411AA1 int 3
00411AA2 int 3
00411AA3 int 3
00411AA4 int 3
00411AA5 int 3
00411AA6 int 3
00411AA7 int 3
00411AA8 int 3
00411AA9 int 3
00411AAA int 3
00411AAB int 3
00411AAC int 3
00411AAD int 3
00411AAE int 3
00411AAF int 3
--- f:\vs70builds\3077\vc\crtbld\crt\src\printf.c ------------------------------
/***
*printf.c - print formatted
*
* Copyright (c) Microsoft Corporation. All rights reserved.
*
*Purpose:
* defines printf() - print formatted data
*
*******************************************************************************/
#include <cruntime.h>
#include <stdio.h>
#include <dbgint.h>
#include <stdarg.h>
#include <file2.h>
#include <internal.h>
#include <mtdll.h>
/***
*int printf(format, ...) - print formatted data
*
*Purpose:
* Prints formatted data on stdout using the format string to
* format data and getting as many arguments as called for
* Uses temporary buffering to improve efficiency.
* _output does the real work here
*
*Entry:
* char *format - format string to control data format/number of arguments
* followed by list of arguments, number and type controlled by
* format string
*
*Exit:
* returns number of characters printed
*
*Exceptions:
*
*******************************************************************************/
int __cdecl printf (
const char *format,
...
)
/*
* stdout 'PRINT', 'F'ormatted
*/
{
00411AB0 push ebp
00411AB1 mov ebp,esp
00411AB3 sub esp,0Ch
va_list arglist;
int buffing;
int retval;
va_start(arglist, format);
00411AB6 lea eax,[ebp+0Ch]
00411AB9 mov dword ptr [arglist],eax
_ASSERTE(format != NULL);
00411ABC cmp dword ptr [format],0
00411AC0 jne printf+30h (411AE0h)
00411AC2 push offset string "format != NULL" (424030h)
00411AC7 push 0
00411AC9 push 36h
00411ACB push offset string "printf.c" (424024h)
00411AD0 push 2
00411AD2 call @ILT+365(__CrtDbgReport) (411172h)
00411AD7 add esp,14h
00411ADA cmp eax,1
00411ADD jne printf+30h (411AE0h)
00411ADF int 3
#ifdef _MT
_lock_str2(1, stdout);
__try {
#endif /* _MT */
buffing = _stbuf(stdout);
00411AE0 push offset __iob+20h (427B78h)
00411AE5 call @ILT+285(__stbuf) (411122h)
00411AEA add esp,4
00411AED mov dword ptr [buffing],eax
retval = _output(stdout,format,arglist);
00411AF0 mov edx,dword ptr [arglist]
00411AF3 push edx
00411AF4 mov eax,dword ptr [format]
00411AF7 push eax
00411AF8 push offset __iob+20h (427B78h)
00411AFD call @ILT+730(__output) (4112DFh)
00411B02 add esp,0Ch
00411B05 mov dword ptr [retval],eax
_ftbuf(buffing, stdout);
00411B08 push offset __iob+20h (427B78h)
00411B0D mov ecx,dword ptr [buffing]
00411B10 push ecx
00411B11 call @ILT+1155(__ftbuf) (411488h)
00411B16 add esp,8
#ifdef _MT
}
__finally {
_unlock_str2(1, stdout);
}
#endif /* _MT */
return(retval);
00411B19 mov eax,dword ptr [retval]
}
00411B1C mov esp,ebp
00411B1E pop ebp
00411B1F ret
--- 无源文件 -----------------------------------------------------------------------
00411B20 int 3
00411B21 int 3
00411B22 int 3
00411B23 int 3
00411B24 int 3
00411B25 int 3
00411B26 int 3
00411B27 int 3
00411B28 int 3
00411B29 int 3
00411B2A int 3
00411B2B int 3
00411B2C int 3
00411B2D int 3
00411B2E int 3
00411B2F int 3
00411B30 int 3
00411B31 int 3
00411B32 int 3
00411B33 int 3
00411B34 int 3
00411B35 int 3
00411B36 int 3
00411B37 int 3
00411B38 int 3
00411B39 int 3
00411B3A int 3
00411B3B int 3 |
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