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authorjohannst <johannes.stoelp@gmail.com>2021-02-28 20:40:11 +0100
committerjohannst <johannes.stoelp@gmail.com>2021-02-28 20:40:11 +0100
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parente58a957f32e0becfe49f313a819087789211a6c2 (diff)
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updated READMEs
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-# SystemV AMD64 ABI
+# x86_64 (SystemV)
+Provide an implementation of the platform specific API as required in
+[`api.h`](../api.h) according to the `x86_64 SystemV ABI`.
+## Notes: SystemV ABI
- Integer/pointer arguments via `rdi`, `rsi`, `rdx`, `rcx`, `r8`, `r9`
- Integer/pointer return values via `rax`
- Callee saved registers `rbx`, `rbp`, `r12` – `r15`
-## Reference
+## References
- [johannst x86_64 notes](https://johannst.github.io/notes/arch/x86_64.html)
-
+- [x86_64 SystemV ABI](https://www.uclibc.org/docs/psABI-x86_64.pdf)