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10 дек. 2014 г. · Back in 1980 the Intel 8087 Math-Coprocessor was introduced. It extended the 16-Bit 8086/8088 with a 80-Bit Floating Point-Unit (80-Bit ...

8 июл. 2010 г. · 4 Answers 4 ... The biggest problem with x87 is basically that all register operations are done in 80 bits, whereas most of the time people only ...

15 июл. 2023 г. · Intel created a series of floating-point coprocessors for the x86 called the x87. In addition to supporting IEEE single and double precision ...

Still, x87 instructions are the default for GCC when generating. IA32 floating-point code. They are also the only way to implement 80-bit extended-precision ...

However, the x87 FPU and Intel MMX technology share state because the MMX registers are aliased to the x87 FPU data registers. Therefore, when writing code that ...

4 дек. 2009 г. · Conversion between float and double is faster with x87 (usually free) than with SSE. With x87, you can load and store a float , double or long ...

11 дек. 2007 г. · Потом считаете что все точки у вас имеют яркость в Х% от "базы", Х записываете в виде фиксированной точки, к примеру 0.16 бит. Масштабирование ...

19 апр. 2019 г. · It has defined these 3 base floating point type float for 32 bits floats, double for 64 bits floats and real for maximum of platform. In the ...

x87 is still providing some functionality which is more convenient to be used in some specific scenarios. I've used it intentionally even for some 64-bit code, ...