diff --git a/ports/sysdeps/aarch64/machine-gmon.h b/ports/sysdeps/aarch64/machine-gmon.h index 4425965..5cc2941 100644 --- a/ports/sysdeps/aarch64/machine-gmon.h +++ b/ports/sysdeps/aarch64/machine-gmon.h @@ -16,10 +16,9 @@ License along with the GNU C Library; if not, see . */ -/* GCC version 2 gives us a perfect magical function to get - just the information we need: - void *__builtin_return_address (unsigned int N) - returns the return address of the frame N frames up. */ +/* Accept 'frompc' address as argument from the function that calls + __mcount for profiling. Use __builtin_return_address (0) + for the 'selfpc' address. */ #include @@ -28,8 +27,8 @@ static void mcount_internal (u_long frompc, u_long selfpc); #define _MCOUNT_DECL(frompc, selfpc) \ static inline void mcount_internal (u_long frompc, u_long selfpc) -#define MCOUNT \ -void __mcount (void) \ -{ \ - mcount_internal ((u_long) RETURN_ADDRESS (1), (u_long) RETURN_ADDRESS (0)); \ +#define MCOUNT \ +void __mcount (void *frompc) \ +{ \ + mcount_internal ((u_long) frompc, (u_long) RETURN_ADDRESS (0)); \ } diff --git a/ports/sysdeps/unix/sysv/linux/aarch64/sigcontextinfo.h b/ports/sysdeps/unix/sysv/linux/aarch64/sigcontextinfo.h new file mode 100644 index 0000000..f660d1e --- /dev/null +++ b/ports/sysdeps/unix/sysv/linux/aarch64/sigcontextinfo.h @@ -0,0 +1,36 @@ +/* AArch64 definitions for profiling support. + Copyright (C) 1996-2013 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 + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include "kernel-features.h" + +#define SIGCONTEXT siginfo_t *_si, struct ucontext * +#define GET_PC(ctx) ((void *) (ctx)->uc_mcontext.pc) + +/* There is no reliable way to get the sigcontext unless we use a + three-argument signal handler. */ +#define __sigaction(sig, act, oact) ({ \ + (act)->sa_flags |= SA_SIGINFO; \ + (__sigaction) (sig, act, oact); \ +}) + +#define sigaction(sig, act, oact) ({ \ + (act)->sa_flags |= SA_SIGINFO; \ + (sigaction) (sig, act, oact); \ +}) +