diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/alpha/clone.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/clone.S | 38 |
1 files changed, 7 insertions, 31 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/clone.S b/sysdeps/unix/sysv/linux/alpha/clone.S index ec9c06d9af..810a2e5e78 100644 --- a/sysdeps/unix/sysv/linux/alpha/clone.S +++ b/sysdeps/unix/sysv/linux/alpha/clone.S @@ -1,4 +1,4 @@ -/* Copyright (C) 1996-2016 Free Software Foundation, Inc. +/* Copyright (C) 1996-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Richard Henderson <rth@tamu.edu>, 1996. @@ -23,9 +23,6 @@ #define _ERRNO_H 1 #include <bits/errno.h> -#define CLONE_VM 0x00000100 -#define CLONE_THREAD 0x00010000 - /* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg, pid_t *ptid, void *tls, pid_t *ctid); @@ -43,9 +40,11 @@ cfi_startproc __clone: #ifdef PROF + .set noat ldgp gp,0(pv) lda AT, _mcount jsr AT, (AT), _mcount + .set at #endif /* Sanity check arguments. */ @@ -92,13 +91,6 @@ thread_start: cfi_def_cfa_register(fp) cfi_undefined(ra) - /* Check and see if we need to reset the PID. */ - ldq t0, 16(sp) - lda t1, CLONE_THREAD - and t0, t1, t2 - beq t2, 2f -1: - /* Load up the arguments. */ ldq pv, 0(sp) ldq a0, 8(sp) @@ -108,33 +100,17 @@ thread_start: jsr ra, (pv) ldgp gp, 0(ra) - /* Call _exit rather than doing it inline for breakpoint purposes. */ - mov v0, a0 -#ifdef PIC - bsr ra, HIDDEN_JUMPTARGET(_exit) !samegp -#else - jsr ra, HIDDEN_JUMPTARGET(_exit) -#endif + mov v0, a0 + ldiq v0, __NR_exit + call_pal PAL_callsys /* Die horribly. */ .align 4 halt .align 4 -2: - rduniq - lda t1, CLONE_VM - mov v0, s0 - lda v0, -1 - and t0, t1, t2 - bne t2, 3f - lda v0, __NR_getxpid - callsys -3: - stl v0, PID_OFFSET(s0) - stl v0, TID_OFFSET(s0) - br 1b cfi_endproc .end thread_start +libc_hidden_def (__clone) weak_alias (__clone, clone) |