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c++ Programming Glossary: ebxWhat 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 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.. mov ebp 4 eax Store eax in first local mov ebx ebp 8 Load ebx from second local FPO or frame pointer omission optimization..
Convert inline assembly code to C++ http://stackoverflow.com/questions/16142284/convert-inline-assembly-code-to-c pointerType case int32Type __asm call functionAddress mov ebx resultBuffer mov dword ptr ebx eax break case floatType __asm.. call functionAddress mov ebx resultBuffer mov dword ptr ebx eax break case floatType __asm call functionAddress mov ebx.. eax break case floatType __asm call functionAddress mov ebx resultBuffer fstp dword ptr ebx break case doubleType __asm..
modular arithmetics and NTT (finite field DFT) optimizations http://stackoverflow.com/questions/18577076/modular-arithmetics-and-ntt-finite-field-dft-optimizations a DWORD b DWORD _a _b _p _a a _b b _p p asm mov eax _a mov ebx _b mul ebx H edx L eax eax ebx mov ebx _p div ebx eax H edx.. _a _b _p _a a _b b _p p asm mov eax _a mov ebx _b mul ebx H edx L eax eax ebx mov ebx _p div ebx eax H edx L eax ebx mov.. b _p p asm mov eax _a mov ebx _b mul ebx H edx L eax eax ebx mov ebx _p div ebx eax H edx L eax ebx mov _a edx edx H edx..
How do exceptions work (behind the scenes) in c++ http://stackoverflow.com/questions/307610/how-do-exceptions-work-behind-the-scenes-in-c .LFB9 pushl ebp .LCFI2 movl esp ebp .LCFI3 pushl ebx .LCFI4 subl 20 esp .LCFI5 movl 0 esp .LEHB0 call _Z3logj .LEHE0.. .LEHE1 .L5 movl 4 esp .LEHB2 call _Z3logj addl 20 esp popl ebx popl ebp ret .L12 subl 1 edx movl eax ebx je .L16 .L14 movl.. addl 20 esp popl ebx popl ebp ret .L12 subl 1 edx movl eax ebx je .L16 .L14 movl ebx esp call _Unwind_Resume .LEHE2 .L16 .L6..
how to achieve 4 FLOPs per cycle http://stackoverflow.com/questions/8389648/how-to-achieve-4-flops-per-cycle addsd xmm11 xmm2 addsd xmm10 xmm2 addsd xmm9 xmm2 cmp eax ebx jne .L4 Changing the scalar versions with packed versions addpd..
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