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Update.
2003-03-15 Ulrich Drepper <drepper@redhat.com> * sysdeps/x86_64/pthreaddef.h (CURRENT_STACK_FRAME): Don't use __builtin_frame_address, use stack pointer. * sysdeps/unix/sysv/linux/jmp-unwind.c: Use CURRENT_STACK_FRAME instead of __builtin_frame_pointer.
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@ -1,3 +1,11 @@
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2003-03-15 Ulrich Drepper <drepper@redhat.com>
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* sysdeps/x86_64/pthreaddef.h (CURRENT_STACK_FRAME): Don't use
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__builtin_frame_address, use stack pointer.
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* sysdeps/unix/sysv/linux/jmp-unwind.c: Use CURRENT_STACK_FRAME
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instead of __builtin_frame_pointer.
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2003-03-14 Ulrich Drepper <drepper@redhat.com>
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* tst-basic1.c (do_test): Add cast to avoid warning.
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@ -20,6 +20,7 @@
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#include <setjmp.h>
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#include <stddef.h>
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#include <pthread-functions.h>
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#include <pthreaddef.h>
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extern void __pthread_cleanup_upto (__jmp_buf env, char *targetframe);
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#pragma weak __pthread_cleanup_upto
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@ -35,5 +36,5 @@ _longjmp_unwind (jmp_buf env, int val)
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#endif
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if (fptr != NULL)
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fptr (env->__jmpbuf, __builtin_frame_address (0));
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fptr (env->__jmpbuf, CURRENT_STACK_FRAME);
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}
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@ -1,4 +1,4 @@
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/* Copyright (C) 2002 Free Software Foundation, Inc.
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/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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@ -34,8 +34,9 @@
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#define SIGCANCEL __SIGRTMIN
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/* Location of current stack frame. */
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#define CURRENT_STACK_FRAME __builtin_frame_address (0)
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/* Location of current stack frame. The frame pointer is not usable. */
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#define CURRENT_STACK_FRAME \
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({ char *frame; asm ("movq %%rsp, %0" : "=r" (frame)); frame; })
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/* XXX Until we have a better place keep the definitions here. */
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@ -253,6 +253,18 @@ typedef struct
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}})
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#define CALL_THREAD_FCT(descr) \
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({ void *__res; \
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asm volatile ("movq %%fs:%P2, %%rdi\n\t" \
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"callq *%%fs:%P1" \
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: "=a" (__res) \
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: "i" (offsetof (struct pthread, start_routine)), \
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"i" (offsetof (struct pthread, arg)) \
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: "di", "si", "cx", "dx", "r8", "r9", "r10", "r11", \
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"memory", "cc"); \
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__res; })
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#endif /* __ASSEMBLER__ */
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#endif /* tls.h */
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