diff options
| author | Jakob Kaivo <jkk@ung.org> | 2020-08-12 12:52:58 -0400 |
|---|---|---|
| committer | Jakob Kaivo <jkk@ung.org> | 2020-08-12 12:52:58 -0400 |
| commit | 60c3831e53b7afa5dd372601250e7e8739329383 (patch) | |
| tree | 56524ad67c32ed4bf4aa24ab06b310e5b1b5d542 /src/_sys.x86-64.s | |
| parent | 4d4132eaebe78939ee32e2dd9139913df7665bea (diff) | |
move more stuff out of nonstd/
Diffstat (limited to 'src/_sys.x86-64.s')
| -rw-r--r-- | src/_sys.x86-64.s | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/_sys.x86-64.s b/src/_sys.x86-64.s new file mode 100644 index 00000000..415a8084 --- /dev/null +++ b/src/_sys.x86-64.s @@ -0,0 +1,21 @@ +.global __syscall +__syscall: + mov %rdi, %rax + mov %rsi, %rdi + mov %rdx, %rsi + mov %rcx, %rdx + mov %r8, %r10 + mov %r9, %r8 + mov 8(%rsp), %r9 + syscall + ret + +.global _start +_start: + popq %rdi + movq %rsp, %rsi + call __main + +.global __stack_chk_fail +__stack_chk_fail: + ret |