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Port no-call{ee,er}_save_registers attribute from x86 #18483

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nathan-TT opened this issue Feb 28, 2025 · 1 comment

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nathan-TT commented Feb 28, 2025

Not saving regs at the outermost fns will save time and space

https://gcc.gnu.org/pipermail/gcc-patches/2024-January/643522.html

nathan-TT self-assigned this

nathan-TT changed the title ~~Port no-call{ee,er}_save_registers from x86~~ Port no-call{ee,er}_save_registers attribute from x86

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nathan-TT commented Feb 28, 2025

There were some followups we might wish to consider.

https://gcc.gnu.org/pipermail/gcc-patches/2024-February/646591.html
https://gcc.gnu.org/pipermail/gcc-patches/2024-March/647166.html

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