diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h | 102 |
1 files changed, 51 insertions, 51 deletions
diff --git a/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h b/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h index c300b2d4ac..26d4c0ec8b 100644 --- a/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h +++ b/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h @@ -26,42 +26,42 @@ # undef PSEUDO # define PSEUDO(name, syscall_name, args) \ - .section ".text"; \ - .type __##syscall_name##_nocancel,%function; \ - .globl __##syscall_name##_nocancel; \ - __##syscall_name##_nocancel: \ - cfi_startproc; \ - DO_CALL (syscall_name, args); \ - cmn x0, 4095; \ - b.cs .Lsyscall_error; \ - PSEUDO_RET; \ - cfi_endproc; \ - .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \ - ENTRY (name); \ - SINGLE_THREAD_P; \ - bne .Lpseudo_cancel; \ - DO_CALL (syscall_name, 0); \ - cmn x0, 4095; \ - b.cs .Lsyscall_error; \ - PSEUDO_RET; \ - .Lpseudo_cancel: \ - DOCARGS_##args; /* save syscall args etc. around CENABLE. */ \ - CENABLE; \ - mov x16, x0; /* put mask in safe place. */ \ - UNDOCARGS_##args; /* restore syscall args. */ \ - mov x8, SYS_ify (syscall_name); /* do the call. */ \ - svc 0; \ - str x0, [sp, -16]!; /* save syscall return value. */ \ - cfi_adjust_cfa_offset (16); \ - mov x0, x16; /* get mask back. */ \ - CDISABLE; \ - ldr x0, [sp], 16; \ - cfi_adjust_cfa_offset (-16); \ - ldr x30, [sp], 16; \ - cfi_adjust_cfa_offset (-16); \ - cfi_restore (x30); \ - cmn x0, 4095; \ - b.cs .Lsyscall_error; + .section ".text"; \ + .type __##syscall_name##_nocancel,%function; \ + .globl __##syscall_name##_nocancel; \ +__##syscall_name##_nocancel: \ + cfi_startproc; \ + DO_CALL (syscall_name, args); \ + cmn x0, 4095; \ + b.cs .Lsyscall_error; \ + PSEUDO_RET; \ + cfi_endproc; \ + .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \ +ENTRY (name); \ + SINGLE_THREAD_P; \ + bne .Lpseudo_cancel; \ + DO_CALL (syscall_name, 0); \ + cmn x0, 4095; \ + b.cs .Lsyscall_error; \ + PSEUDO_RET; \ +.Lpseudo_cancel: \ + DOCARGS_##args; /* save syscall args etc. around CENABLE. */ \ + CENABLE; \ + mov x16, x0; /* put mask in safe place. */ \ + UNDOCARGS_##args; /* restore syscall args. */ \ + mov x8, SYS_ify (syscall_name); /* do the call. */ \ + svc 0; \ + str x0, [sp, -16]!; /* save syscall return value. */ \ + cfi_adjust_cfa_offset (16); \ + mov x0, x16; /* get mask back. */ \ + CDISABLE; \ + ldr x0, [sp], 16; \ + cfi_adjust_cfa_offset (-16); \ + ldr x30, [sp], 16; \ + cfi_adjust_cfa_offset (-16); \ + cfi_restore (x30); \ + cmn x0, 4095; \ + b.cs .Lsyscall_error; # define DOCARGS_0 \ str x30, [sp, -16]!; \ @@ -162,9 +162,9 @@ extern int __local_multiple_threads attribute_hidden; # define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) # else # define SINGLE_THREAD_P \ - adrp x16, __local_multiple_threads; \ - ldr w16, [x16, :lo12:__local_multiple_threads]; \ - cmp w16, 0; + adrp x16, __local_multiple_threads; \ + ldr w16, [x16, :lo12:__local_multiple_threads]; \ + cmp w16, 0; # endif # else /* There is no __local_multiple_threads for librt, so use the TCB. */ @@ -174,18 +174,18 @@ extern int __local_multiple_threads attribute_hidden; header.multiple_threads) == 0, 1) # else # define SINGLE_THREAD_P \ - stp x0, x30, [sp, -16]!; \ - cfi_adjust_cfa_offset (16); \ - cfi_rel_offset (x0, 0); \ - cfi_rel_offset (x30, 8); \ - bl __read_tp; \ - sub x0, x0, PTHREAD_SIZEOF; \ - ldr w16, [x0, PTHREAD_MULTIPLE_THREADS_OFFSET]; \ - ldp x0, x30, [sp], 16; \ - cfi_restore (x0); \ - cfi_restore (x30); \ - cfi_adjust_cfa_offset (-16); \ - cmp w16, 0 + stp x0, x30, [sp, -16]!; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (x0, 0); \ + cfi_rel_offset (x30, 8); \ + bl __read_tp; \ + sub x0, x0, PTHREAD_SIZEOF; \ + ldr w16, [x0, PTHREAD_MULTIPLE_THREADS_OFFSET]; \ + ldp x0, x30, [sp], 16; \ + cfi_restore (x0); \ + cfi_restore (x30); \ + cfi_adjust_cfa_offset (-16); \ + cmp w16, 0; # endif # endif |