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The Alpha CPUs didn’t implement the div instruction and Linus’ assembly version was faster than DEC’s in some cases. https://git.kernel.org/pub/scm/linux/kerne
by synack 2mo ago
The Alpha CPUs didn’t implement the div instruction and Linus’ assembly version was faster than DEC’s in some cases.
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/arch/alpha/lib/divide.S https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux...
- stmw 2mo agoThat's nice. (Not uncommon in early RISC, (e.g. PowerPC had some similar limitations for 64 bit ints), and various assembly fun ensued).