diff options
Diffstat (limited to 'src/thread/x86_64/syscall_cp.s')
| -rw-r--r-- | src/thread/x86_64/syscall_cp.s | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/src/thread/x86_64/syscall_cp.s b/src/thread/x86_64/syscall_cp.s index b0363547..788c53cc 100644 --- a/src/thread/x86_64/syscall_cp.s +++ b/src/thread/x86_64/syscall_cp.s @@ -2,12 +2,12 @@ .global __syscall_cp_asm .type __syscall_cp_asm,@function __syscall_cp_asm: - lea 1f(%rip),%rax - mov %rax,8(%rdi) - mov %rsp,(%rdi) - mov 16(%rdi),%eax + +.global __cp_begin +__cp_begin: + mov (%rdi),%eax test %eax,%eax - jnz 2f + jnz __cancel mov %rdi,%r11 mov %rsi,%rax mov %rdx,%rdi @@ -17,9 +17,7 @@ __syscall_cp_asm: mov 8(%rsp),%r8 mov 16(%rsp),%r9 mov %r11,8(%rsp) -1: syscall - xor %ecx,%ecx - mov 8(%rsp),%rdi - mov %rcx,(%rdi) + syscall +.global __cp_end +__cp_end: ret -2: call __cancel |