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| author | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
|---|---|---|
| committer | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
| commit | 4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch) | |
| tree | ebf009bf1376a5a223a915bc27cbbd791a1316bc /src/thread/x86_64/syscall_cp.s | |
Initial version
Diffstat (limited to 'src/thread/x86_64/syscall_cp.s')
| -rw-r--r-- | src/thread/x86_64/syscall_cp.s | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/thread/x86_64/syscall_cp.s b/src/thread/x86_64/syscall_cp.s new file mode 100644 index 0000000..4f10171 --- /dev/null +++ b/src/thread/x86_64/syscall_cp.s @@ -0,0 +1,31 @@ +.text +.global __cp_begin +.hidden __cp_begin +.global __cp_end +.hidden __cp_end +.global __cp_cancel +.hidden __cp_cancel +.hidden __cancel +.global __syscall_cp_asm +.hidden __syscall_cp_asm +.type __syscall_cp_asm,@function +__syscall_cp_asm: + +__cp_begin: + mov (%rdi),%eax + test %eax,%eax + jnz __cp_cancel + mov %rdi,%r11 + mov %rsi,%rax + mov %rdx,%rdi + mov %rcx,%rsi + mov %r8,%rdx + mov %r9,%r10 + mov 8(%rsp),%r8 + mov 16(%rsp),%r9 + mov %r11,8(%rsp) + syscall +__cp_end: + ret +__cp_cancel: + jmp __cancel |