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| author | Ulrich Drepper <drepper@redhat.com> | 2003-03-04 19:46:28 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2003-03-04 19:46:28 +0000 |
| commit | e2b80a5802e58d8922faf4b56d275897cf0f6f18 (patch) | |
| tree | 786819e895ae5c301b62da44059b684bea9fa5a5 /sysdeps | |
| parent | a05be180bc97ae7390cfeaae530b593f67a4df8f (diff) | |
| download | glibc-e2b80a5802e58d8922faf4b56d275897cf0f6f18.tar glibc-e2b80a5802e58d8922faf4b56d275897cf0f6f18.tar.gz glibc-e2b80a5802e58d8922faf4b56d275897cf0f6f18.tar.bz2 glibc-e2b80a5802e58d8922faf4b56d275897cf0f6f18.zip | |
Update.
* sysdeps/unix/sysv/linux/x86_64/clone.S: Add support for the new
clone parameters.
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/clone.S | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/clone.S b/sysdeps/unix/sysv/linux/x86_64/clone.S index 5b3520754d..c8d7becc75 100644 --- a/sysdeps/unix/sysv/linux/x86_64/clone.S +++ b/sysdeps/unix/sysv/linux/x86_64/clone.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2001,02 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -31,16 +31,22 @@ the kernel entry is: int clone (long flags, void *child_stack). - The parameters are passed in register from userland: + The parameters are passed in register and on the stack from userland: rdi: fn rsi: child_stack rdx: flags rcx: arg + r8d: TID field in parent + r9d: thread pointer +%esp+8: TID field in child The kernel expects: rax: system call number rdi: flags - rsi: child_stack */ + rsi: child_stack + rdx: TID field in parent + r10: TID field in child + r8: thread pointer */ .text @@ -57,11 +63,14 @@ ENTRY (BP_SYM (__clone)) movq %rcx,8(%rsi) /* Save the function pointer. It will be popped off in the - child in the ebx frobbing below. */ + child in the ebx frobbing below. */ movq %rdi,0(%rsi) /* Do the system call. */ movq %rdx, %rdi + movq %r8, %rdx + movq %r9, %r8 + movq 8(%rsp), %r10 movq $SYS_ify(clone),%rax syscall |