The Return of the Frame Pointers
Brendan Gregg
MARCH 16, 2024
This technique saves two instructions in the prologue and epilogue and makes one additional general-purpose register (%rbp) available." 2022: Upstreaming, first attempt Other large companies with OS and perf teams (Meta, Google) hinted strongly that they had already enabled frame pointers for everything years earlier. Back-end servers.
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