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Peter Cordes

Rating
1575.42 (3,453rd) 		Reputation
156,434 (349th)
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Title Δ
C performance - Are functions faster when variable defined outside... 0.00
Acquire/release semantics with non-temporal stores on x64 0.00
Pushing contents of struct type onto the stack in x86 0.00
why does perf record and annotate not work? 0.00
any way to stop unaligned access from c++ standard library on x86_64? +1.61
What is the difference between MOV and LEA in terms of retrieving a... 0.00
Does a function with instructions before the entry-point label caus... 0.00
determining the return type of a function in assembly +0.72
Is it possible to check if any of 2 sets of 3 ints is equal with le... +0.29
Associativity gives us parallelizability. But what does commutativi... +2.02
Converting gausian function into SSE 0.00
Why assembly produced by objdump is huge? 0.00
Is copying in a loop less efficient than memcpy()? +1.44
Is an addition with carry faster with RAX/EAX/AX/AL/AH registers as... -2.05
How can I read arguments in _start function? 0.00
Inline assembler: Pass a constant +0.49
Multiple definition errors when linking C and assembler code? 0.00
Fastest way to set a Carry Flag +0.53
Why can't you "read" an executable? -0.00
How to divide 16-bit integer by 255 with using SSE? -0.24
How can I set __m128i without using of any SSE instruction? -0.77
What is the difference between Assembly and binary? +0.32
Waste in memory allocation for local variables -1.68
Could the "reduce" function be parallelized in Functional... +2.10
What is the minimum number of addressing modes necessary for comput... -1.94
Number of executed Instructions different for Hello World program N... +2.34
bitwise type convertion with AVX2 and range preservation -1.49
nasm system calls Linux +0.47
Is Assembler cross platform? 0.00
Getting the high half and low half of a full integer multiply -0.01
There is any way to trigger a legacy mode for RDTSC? -0.01
How does signed 16bit addition work in avr-gcc? 0.00
Linking two .o files together 0.00
Checking parameters of multiplication by constant in 64 bit +1.15
Preventing AX register being clobbered by DIV instruction -0.51
C++ Returning value of a register after executing an instruction at... 0.00
Piping output from 'timeout' to 'wc -l' fails -0.02
What are the best instruction sequences to generate vector constant... 0.00
How to estimate time consumption of my sample code by order of magn... 0.00
_mm_storeu_si128 cost too much time? 0.00
Change Program Counter in C -2.24
how to push a string into a stack in x86 (AT&T syntax) -0.06
Array referencing speed vs bitwise operators -1.68
SPARC Assembly if/else if not working 0.00
Why are used conditional move assembly instructions? 0.00
Fastest way to determine if two strings differ by a single character -1.29
SSE/SIMD shift with one-byte element size / granularity? 0.00
SIMD instructions for floating point equality comparison (with NaN... +1.63
Atomic test-and-set in x86: inline asm or compiler-generated lock b... 0.00
68k how to add/subtract individual bytes? 0.00