As above, i am in a complete loop with my system after returning from
university . Can someone post how exactly to pause a BSOD? Full
instructions if possible, bearing in mind i cannot get into Windows at
all.
Re: Implement memcmp function with help from gccs inline asm ... >> number of iterations by duplicating the loop body.... > due to how the C compiler interprets unsigned vs signed integers. ...test ecx, ecx ... My version of this code has 2 fewer instructions in the loop body. ... (comp.lang.asm.x86)
Re: Larkin, Power BASIC cannot be THAT good: ... separate arrays might still be faster - SIMD vector instructions are ... Branch prediction and speculative execution on these CPUs is so good ... that they only mispredict on the final termination before loop exit....SIMD was slowest of all at 2.288 ... (sci.electronics.design)
Re: LOOP - Why so slow? ... of complicated ones with multiple side effects, so "loop" wasn't ...loop instructions that branch forward). ... This is no big deal for a compiler.... BS that Intel made up. ... (comp.lang.asm.x86)
Re: Larkin, Power BASIC cannot be THAT good: ... separate arrays might still be faster - SIMD vector instructions are better for that case. ... Branch prediction and speculative execution on these CPUs is so good that they only mispredict on the final termination before loop exit.... The differences between CPUs though even in the Core 2 family is startling even on the relatively small sample I have immediately to hand. ... There is enough slack with the faster CPUs to hide 3 immediate operand instructions without altering the loop timing at all. ... (sci.electronics.design)
Re: Larkin, Power BASIC cannot be THAT good: ... separate arrays might still be faster - SIMD vector instructions are ... It is dominated by memory speed under sustained sequential access. ... Branch prediction and speculative execution on these CPUs is so good ... that they only mispredict on the final termination before loop exit.... (sci.electronics.design)
