¡@

Home 

c++ Programming Glossary: jne

Is < faster than <=? [closed]

http://stackoverflow.com/questions/12135518/is-faster-than

depending on the comparison type and code layout jne Jump if not equal ZF 0 jz Jump if zero equal ZF 1 jg Jump if..

format of for loops

http://stackoverflow.com/questions/1783822/format-of-for-loops

12 ebp jmp L7 L8 leal 12 ebp eax incl eax L7 cmpl 5 12 ebp jne L8 I think jle and jne should translate to equally fast instructions.. ebp eax incl eax L7 cmpl 5 12 ebp jne L8 I think jle and jne should translate to equally fast instructions on most architectures...

Unusual heap size limitations in VS2003 C++

http://stackoverflow.com/questions/2469738/unusual-heap-size-limitations-in-vs2003-c

0040B0F4 cmp dword ptr ___active_heap 434660h 3 0040B0FB jne L19917 7 40B12Bh 0040B0FD cmp esi dword ptr ___sbh_threshold.. mov eax dword ptr pvReturn 0040B127 test eax eax 0040B129 jne L19917 2Ah 40B14Eh 0040B12B test esi esi 0040B12D jne L19917.. jne L19917 2Ah 40B14Eh 0040B12B test esi esi 0040B12D jne L19917 0Ch 40B130h 0040B12F inc esi 0040B130 cmp dword ptr ___active_heap..

How do exceptions work (behind the scenes) in c++

http://stackoverflow.com/questions/307610/how-do-exceptions-work-behind-the-scenes-in-c

.LCFI6 movl esp ebp .LCFI7 subl 24 esp .LCFI8 cmpb 0 8 ebp jne .L21 leave ret .L21 movl 1 esp call __cxa_allocate_exception..

How do you iterate through every file/directory recursively in standard C++

http://stackoverflow.com/questions/67273/how-do-you-iterate-through-every-file-directory-recursively-in-standard-c

How can adding code to a loop make it faster?

http://stackoverflow.com/questions/688325/how-can-adding-code-to-a-loop-make-it-faster

184 185 pSource add esi 4 186 pDestination inc ecx dec edi jne SHORT L4455 L4472 199 200 iScaled ftol_ambient pSource PRECISION3.. 211 212 pSource add esi 4 213 pDestination inc edi dec eax jne SHORT L4472 Edit Trying to test Nils Pipenbrinck's hypothesis.. 188 189 pSource add edi 4 190 pDestination inc edx dec eax jne SHORT L4457 c optimization visual c vc6 share improve this..

Hoisting the dynamic type out of a loop (a.k.a. doing Java the C++ way)

http://stackoverflow.com/questions/7451442/hoisting-the-dynamic-type-out-of-a-loop-a-k-a-doing-java-the-c-way

at by rax 61 addl eax r14d 62 incl ebx 63 cmpl r13d ebx 64 jne L9 If I remove the virtual descriptors from the lines the same.. F method. 79 addl eax r13d 80 incl ebx 81 cmpl r12d ebx 82 jne L16 So the difference in the above code is really movq r12 rax.. call rax 61 addl eax r14d 62 incl ebx 63 cmpl r13d ebx 64 jne L9 65 L8 66 movl r14d eax 67 popq rbx 68 popq r12 69 popq r13..

Why does integer overflow on x86 with GCC cause an infinite loop?

http://stackoverflow.com/questions/7682477/why-does-integer-overflow-on-x86-with-gcc-cause-an-infinite-loop

_ZNSo3putEc movq rax rdi call _ZNSo5flushEv cmpl 3 r12d jne .L5 c c gcc x86 undefined behavior share improve this question..

how to achieve 4 FLOPs per cycle

http://stackoverflow.com/questions/8389648/how-to-achieve-4-flops-per-cycle

xmm11 xmm2 addsd xmm10 xmm2 addsd xmm9 xmm2 cmp eax ebx jne .L4 Changing the scalar versions with packed versions addpd..

boost::weak_ptr<T>.lock() Crashes with a SIGSEGV Segmentation Fault

http://stackoverflow.com/questions/9948113/boostweak-ptrt-lock-crashes-with-a-sigsegv-segmentation-fault

eax 2 n t 84 incl 2 n t 85 lock n t 86 cmpxchgl 2 0 n t 87 jne 0b n t 88 1 89 m pw a rv r tmp outputs 0 1 2 90 m pw input 3..