From 52a47d2856bb64b33ba037d404c1c00cb9e65796 Mon Sep 17 00:00:00 2001 From: Andrew Stubbs Date: Tue, 25 Jun 2019 11:41:33 +0000 Subject: [PATCH] Stub implementation of unwinding for AMD GCN. 2019-06-25 Andrew Stubbs libgcc/ * config/gcn/t-amdgcn (LIB2ADD): Add unwind-gcn.c. * config/gcn/unwind-gcn.c: New file. From-SVN: r272648 --- libgcc/ChangeLog | 5 +++++ libgcc/config/gcn/t-amdgcn | 3 ++- libgcc/config/gcn/unwind-gcn.c | 37 ++++++++++++++++++++++++++++++++++ 3 files changed, 44 insertions(+), 1 deletion(-) create mode 100644 libgcc/config/gcn/unwind-gcn.c diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index c6c1b1ffb8f..4b9a47071d4 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,8 @@ +2019-06-25 Andrew Stubbs + + * config/gcn/t-amdgcn (LIB2ADD): Add unwind-gcn.c. + * config/gcn/unwind-gcn.c: New file. + 2019-06-25 Kwok Cheung Yeung Andrew Stubbs diff --git a/libgcc/config/gcn/t-amdgcn b/libgcc/config/gcn/t-amdgcn index 8687c9f3d9f..adbd866a1d9 100644 --- a/libgcc/config/gcn/t-amdgcn +++ b/libgcc/config/gcn/t-amdgcn @@ -1,5 +1,6 @@ LIB2ADD += $(srcdir)/config/gcn/lib2-divmod.c \ - $(srcdir)/config/gcn/lib2-divmod-hi.c + $(srcdir)/config/gcn/lib2-divmod-hi.c \ + $(srcdir)/config/gcn/unwind-gcn.c LIB2ADDEH= LIB2FUNCS_EXCLUDE=__main diff --git a/libgcc/config/gcn/unwind-gcn.c b/libgcc/config/gcn/unwind-gcn.c new file mode 100644 index 00000000000..8aa84d372c3 --- /dev/null +++ b/libgcc/config/gcn/unwind-gcn.c @@ -0,0 +1,37 @@ +/* Stub unwinding implementation. + + Copyright (C) 2019 Free Software Foundation, Inc. + Contributed by Mentor Graphics + + This file is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 3, or (at your option) any + later version. + + This file 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 + General Public License for more details. + + Under Section 7 of GPL version 3, you are granted additional + permissions described in the GCC Runtime Library Exception, version + 3.1, as published by the Free Software Foundation. + + You should have received a copy of the GNU General Public License and + a copy of the GCC Runtime Library Exception along with this program; + see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + . */ + +#include "unwind.h" + +_Unwind_Reason_Code +_Unwind_Backtrace(_Unwind_Trace_Fn trace, void * trace_argument) +{ + return 0; +} + +_Unwind_Ptr +_Unwind_GetIPInfo (struct _Unwind_Context *c, int *ip_before_insn) +{ + return 0; +} -- 2.30.2