大约有 224 项符合查询结果（耗时：0.0289秒） [XML]
The difference between fork(), vfork(), exec() and clone()
...nkage int sys_fork(struct pt_regs regs)
{
return do_fork(SIGCHLD, regs.esp, &regs, 0);
}
asmlinkage int sys_clone(struct pt_regs regs)
{
unsigned long clone_flags;
unsigned long newsp;
clone_flags = regs.ebx;
newsp = regs.ecx;
if (!newsp)
newsp = regs.esp;
r...
CoInitialize浅析一 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...69B2A26 push ebp
769B2A27 mov ebp, esp
769B2A29 push 2 ; dwCoInit
769B2A2B push [ebp+8] ; pvReserved
769B2A2E call _CoInitializeEx@8 ; CoInitializeEx(x,x)
769B2A33 pop ...
how to replicate pinterest.com's absolute div stacking layout [closed]
... answered May 8 '13 at 17:33
espesp
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...
How to extract text from a PDF? [closed]
...mmend it. Google's pdf text extraction isn't as good as many alternatives (esp. for non-English) and it is also very very sloooow.
– Björn Lindqvist
May 19 '14 at 9:53
add a ...
How to print register values in GDB?
...ers show registers.
If only want watch one register, for example, display $esp continue display esp registers in gdb command line.
If want watch all registers, layout regs continue show registers, with TUI mode.
share
...
What is the difference between native code, machine code and assembly code?
... ; save stack frame pointer
00000001 8B EC mov ebp,esp ; setup current frame
00000003 E8 30 BE 03 6F call 6F03BE38 ; Console.Out property getter
00000008 8B C8 mov ecx,eax ; setup "...
Differences between C++ string == and compare()?
...har>,std::allocator<char> > (0D23EECh)
00D42A41 add esp,8
00D42A44 movzx edx,al
00D42A47 test edx,edx
00D42A49 je Algorithm::PerformanceTest::stringComparison_usingEqualOperator1+0C4h (0D42A54h)
string::compare()
if (str1.compare...
Which is faster : if (bool) or if(int)?
...ng with -03 gives the following for me:
f:
pushl %ebp
movl %esp, %ebp
cmpl $1, 8(%ebp)
popl %ebp
sbbl %eax, %eax
andb $58, %al
addl $99, %eax
ret
g:
pushl %ebp
movl %esp, %ebp
cmpb $1, 8(%ebp)
popl %ebp
sbbl ...
In C, do braces act as a stack frame?
...Edit: Kristopher Johnson (and simon and Daniel) are right, and my initial response was wrong. With gcc 4.3.4.on CYGWIN, the code:
void foo(int[]);
void bar(void);
void foobar(int);
void foobar(int flag) {
if (flag) {
int big[100000000];
foo(big);
}
bar();
}
gives:
...
Purpose of ESI & EDI registers?
...ASM in 1985). Among these are
REP STOSB
REP MOVSB
REP SCASB
Which are, respectively, operations for repeated (= mass) storing, loading and scanning. What you do is you set up SI and/or DI to point at one or both operands, perhaps put a count in CX and then let 'er rip. These are operations that w...