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x86_64 vfork implementation

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untested; should work.
This commit is contained in:
Rich Felker 2012-02-06 18:23:11 -05:00
parent ce4d97e3dc
commit 4cf667c9c9
1 changed files with 12 additions and 0 deletions
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12
src/process/x86_64/vfork.s Normal file
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.global __vfork
.weak vfork
.type __vfork,@function
.type vfork,@function
__vfork:
vfork:
pop %rdx
mov $58,%eax
syscall
push %rdx
mov %rax,%rdi
jmp __syscall_ret