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Consider runtime memcpy impl #82

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tyfkda opened this issue Nov 24, 2021 · 1 comment

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tyfkda commented Nov 24, 2021

xcc/src/cc/ir.c

Line 424 in 36a19c1

static void ir_memcpy(int dst_reg, int src_reg, ssize_t size) {

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tyfkda commented Feb 22, 2023

x86-64: rep stosb

performance - How can the rep stosb instruction execute faster than the equivalent loop? - Stack Overflow

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