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Diffstat (limited to 'lib/arch/x86_64')
| -rw-r--r-- | lib/arch/x86_64/README.md | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/arch/x86_64/README.md b/lib/arch/x86_64/README.md index f81fc98..7420bf3 100644 --- a/lib/arch/x86_64/README.md +++ b/lib/arch/x86_64/README.md @@ -1,9 +1,12 @@ -# 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) |