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c++ Programming Glossary: mov

Is < faster than <=? [closed]

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

m32 S masm intel test.c if a b Do something 1 Compiles to mov eax DWORD PTR esp 24 a cmp eax DWORD PTR esp 28 b jge .L2 jump.. b Do something 1 .L2 And if a b Do something 2 Compiles to mov eax DWORD PTR esp 24 a cmp eax DWORD PTR esp 28 b jg .L5 jump..

What is exactly the base pointer and stack pointer? To what do they point?

http://stackoverflow.com/questions/1395591/what-is-exactly-the-base-pointer-and-stack-pointer-to-what-do-they-point

something like push ebp Preserve current frame pointer mov ebp esp Create new frame pointer pointing to current stack top.. have code like presuming both local variables are 4 bytes mov ebp 4 eax Store eax in first local mov ebx ebp 8 Load ebx from.. are 4 bytes mov ebp 4 eax Store eax in first local mov ebx ebp 8 Load ebx from second local FPO or frame pointer omission..

Is delete[] equal to delete?

http://stackoverflow.com/questions/1553382/is-delete-equal-to-delete

disassembly code generated by VS2005 delete ptr 0041351D mov eax dword ptr ptr 00413520 mov dword ptr ebp 0ECh eax 00413526.. VS2005 delete ptr 0041351D mov eax dword ptr ptr 00413520 mov dword ptr ebp 0ECh eax 00413526 mov ecx dword ptr ebp 0ECh 0041352C.. dword ptr ptr 00413520 mov dword ptr ebp 0ECh eax 00413526 mov ecx dword ptr ebp 0ECh 0041352C push ecx 0041352D call operator..

Convert inline assembly code to C++

http://stackoverflow.com/questions/16142284/convert-inline-assembly-code-to-c

case pointerType case int32Type __asm call functionAddress mov ebx resultBuffer mov dword ptr ebx eax break case floatType.. int32Type __asm call functionAddress mov ebx resultBuffer mov dword ptr ebx eax break case floatType __asm call functionAddress.. ebx eax break case floatType __asm call functionAddress mov ebx resultBuffer fstp dword ptr ebx break case doubleType __asm..

C/C++ function definitions without assembly

http://stackoverflow.com/questions/2442966/c-c-function-definitions-without-assembly

For example in dos I remember it was implemented by first mov ing the beginning of the string to some memory location or register..

Can I use Visual Studio 2010's C++ compiler with Visual Studio 2008's C++ Runtime Library?

http://stackoverflow.com/questions/2484511/can-i-use-visual-studio-2010s-c-compiler-with-visual-studio-2008s-c-runtim

Why no default move-assignment/move-constructor?

http://stackoverflow.com/questions/4819936/why-no-default-move-assignment-move-constructor

no default move assignment move constructor I'm a simple programmer. My class.. no default move assignment move constructor I'm a simple programmer. My class members variables.. these are implemented by default. Add to this if I use std move on objects not movable it utilizes the assignment operator..

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

0 i iCount i fistp DWORD PTR _i 5009 ebp 176 if iScaled 0 mov edx DWORD PTR _i 5009 ebp test edx edx jg SHORT L4458 177 pDestination.. _i 5009 ebp test edx edx jg SHORT L4458 177 pDestination 0 mov BYTE PTR ecx 0 178 else if iScaled PRECISION3 jmp SHORT L4461.. cmp edx 4096 00001000H jl SHORT L4460 179 pDestination 255 mov BYTE PTR ecx 255 000000ffH 180 else jmp SHORT L4461 L4460 181..

Simple Flex/Bison C++

http://stackoverflow.com/questions/1596239/simple-flex-bison-c

T_LPAR T_RPAR T_GRID T_LSPAR T_RSPAR token EOL token T_MOV T_NOP ... GRAMMAR OMITTED ... main int argc char argv yyparse.. argv yyparse while shady.l file is #include shady.tab.h MOV mov return T_MOV NOP nop return T_NOP return T_SEMICOL return.. shady.l file is #include shady.tab.h MOV mov return T_MOV NOP nop return T_NOP return T_SEMICOL return T_COMMA return..

Does the semantics of `std::memory_order_acquire` requires processor instructions on x86/x86_64?

http://stackoverflow.com/questions/18576986/does-the-semantics-of-stdmemory-order-acquire-requires-processor-instruction

which requires LOCK XCHG or alternative MOV into memory MFENCE . Processor memory barriers instructions..

Export every frame as image from a Movie-File (QuickTime-API)

http://stackoverflow.com/questions/1859415/export-every-frame-as-image-from-a-movie-file-quicktime-api

for source path argv 1 contains the full path to the MOV file to convert cfpath CFStringCreateWithCString 0 argv 1 kCFStringEncodingASCII..

Why GCC does not use LOAD(without fence) and STORE+SFENCE for std::memory_order_seq_cst?

http://stackoverflow.com/questions/19047327/why-gcc-does-not-use-loadwithout-fence-and-storesfence-for-stdmemory-order

C C 11 Operation x86 implementation Load Seq_Cst MOV from memory Store Seq Cst LOCK XCHG alternative MOV into memory.. MOV from memory Store Seq Cst LOCK XCHG alternative MOV into memory MFENCE Note there is an alternative mapping of C.. Seq Cst load Load Seq_Cst LOCK XADD 0 alternative MFENCE MOV from memory Store Seq Cst MOV into memory GCC 4.8.2 GDB in x86_64..

How can you pull a value from a register?

http://stackoverflow.com/questions/19285656/how-can-you-pull-a-value-from-a-register

an ASM instruction and into a variable in C . For example MOV DWORD PTR DS ESI EDI Assuming value EDI holds is an int int..

Find a function by it signature in Windows DLL

http://stackoverflow.com/questions/9644717/find-a-function-by-it-signature-in-windows-dll

who's disassembly looks like this for me 765DEA11 8BFF MOV EDI EDI 765DEA13 55 PUSH EBP 765DEA14 8BEC MOV EBP ESP 765DEA16.. 8BFF MOV EDI EDI 765DEA13 55 PUSH EBP 765DEA14 8BEC MOV EBP ESP 765DEA16 833D 749A5E76 00 CMP DWORD PTR DS 765E9A74.. 74 24 JE SHORT USER32.765DEA43 765DEA1F 64 A1 18000000 MOV EAX DWORD PTR FS 18 765DEA25 6A 00 PUSH 0 765DEA27 FF70 24 PUSH..