tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
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/* DWARF2 EH unwinding support for PA Linux.
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2019-01-01 13:31:55 +01:00
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Copyright (C) 2004-2019 Free Software Foundation, Inc.
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
|
2009-04-09 17:00:19 +02:00
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|
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the Free Software Foundation; either version 3, or (at your option)
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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2009-04-09 17:00:19 +02:00
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
|
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|
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|
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You should have received a copy of the GNU General Public License and
|
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
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/* Do code reading to identify a signal frame, and set the frame
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state data appropriately. See unwind-dw2.c for the structs. */
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2007-09-12 01:16:01 +02:00
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/* Don't use this if inhibit_libc is set.
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The build for this target will fail trying to include missing headers. */
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#ifndef inhibit_libc
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
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#include <signal.h>
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#include <sys/ucontext.h>
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2014-10-26 15:46:14 +01:00
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/* Return TRUE if read access to *P is allowed. */
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static inline long
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pa32_read_access_ok (void *p)
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{
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long ret;
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__asm__ ("proberi (%1),3,%0" : "=r" (ret) : "r" (p) :);
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return ret;
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}
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tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
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/* Unfortunately, because of various bugs and changes to the kernel,
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we have several cases to deal with.
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In 2.4, the signal trampoline is 4 words, and (CONTEXT)->ra should
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point directly at the beginning of the trampoline and struct rt_sigframe.
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In <= 2.6.5-rc2-pa3, the signal trampoline is 9 words, and
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(CONTEXT)->ra points at the 4th word in the trampoline structure. This
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is wrong, it should point at the 5th word. This is fixed in 2.6.5-rc2-pa4.
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To detect these cases, we first take (CONTEXT)->ra, align it to 64-bytes
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to get the beginning of the signal frame, and then check offsets 0, 4
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and 5 to see if we found the beginning of the trampoline. This will
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tell us how to locate the sigcontext structure.
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Note that with a 2.4 64-bit kernel, the signal context is not properly
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2014-10-26 15:46:14 +01:00
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passed back to userspace so the unwind will not work correctly.
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There is also a bug in various glibc versions. The (CONTEXT)->ra
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for the outermost frame is not marked as undefined, so we need to
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check whether read access is allowed for all the accesses used in
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searching for the signal trampoline. */
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
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#define MD_FALLBACK_FRAME_STATE_FOR pa32_fallback_frame_state
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static _Unwind_Reason_Code
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pa32_fallback_frame_state (struct _Unwind_Context *context,
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_Unwind_FrameState *fs)
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{
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unsigned long sp = (unsigned long)context->ra & ~63;
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unsigned int *pc = (unsigned int *)sp;
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unsigned long off;
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_Unwind_Ptr new_cfa;
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int i;
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struct sigcontext *sc;
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struct rt_sigframe {
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2012-04-20 09:44:50 +02:00
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siginfo_t info;
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Use ucontext_t not struct ucontext in linux-unwind.h files.
Current glibc no longer gives the ucontext_t type the tag struct
ucontext, to conform with POSIX namespace rules. This requires
various linux-unwind.h files in libgcc, that were previously using
struct ucontext, to be fixed to use ucontext_t instead. This is
similar to the removal of the struct siginfo tag from siginfo_t some
years ago.
This patch changes those files to use ucontext_t instead. As the
standard name that should be unconditionally safe, so this is not
restricted to architectures supported by glibc, or conditioned on the
glibc version.
Tested compilation together with current glibc with glibc's
build-many-glibcs.py.
* config/aarch64/linux-unwind.h (aarch64_fallback_frame_state),
config/alpha/linux-unwind.h (alpha_fallback_frame_state),
config/bfin/linux-unwind.h (bfin_fallback_frame_state),
config/i386/linux-unwind.h (x86_64_fallback_frame_state,
x86_fallback_frame_state), config/m68k/linux-unwind.h (struct
uw_ucontext), config/nios2/linux-unwind.h (struct nios2_ucontext),
config/pa/linux-unwind.h (pa32_fallback_frame_state),
config/riscv/linux-unwind.h (riscv_fallback_frame_state),
config/sh/linux-unwind.h (sh_fallback_frame_state),
config/tilepro/linux-unwind.h (tile_fallback_frame_state),
config/xtensa/linux-unwind.h (xtensa_fallback_frame_state): Use
ucontext_t instead of struct ucontext.
From-SVN: r249731
2017-06-28 11:21:16 +02:00
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ucontext_t uc;
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tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
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} *frame;
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/* rt_sigreturn trampoline:
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3419000x ldi 0, %r25 or ldi 1, %r25 (x = 0 or 2)
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3414015a ldi __NR_rt_sigreturn, %r20
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|
|
e4008200 be,l 0x100(%sr2, %r0), %sr0, %r31
|
|
|
|
08000240 nop */
|
|
|
|
|
2014-10-26 15:46:14 +01:00
|
|
|
if (pa32_read_access_ok (pc)
|
|
|
|
&& (pc[0] == 0x34190000 || pc[0] == 0x34190002))
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
|
|
|
off = 4*4;
|
2014-10-26 15:46:14 +01:00
|
|
|
else if (pa32_read_access_ok (&pc[4])
|
|
|
|
&& (pc[4] == 0x34190000 || pc[4] == 0x34190002))
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
|
|
|
{
|
|
|
|
pc += 4;
|
|
|
|
off = 10 * 4;
|
|
|
|
}
|
2014-10-26 15:46:14 +01:00
|
|
|
else if (pa32_read_access_ok (&pc[5])
|
|
|
|
&& (pc[5] == 0x34190000 || pc[5] == 0x34190002))
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
|
|
|
{
|
|
|
|
pc += 5;
|
|
|
|
off = 10 * 4;
|
|
|
|
}
|
|
|
|
else
|
2005-02-11 02:46:20 +01:00
|
|
|
{
|
|
|
|
/* We may have to unwind through an alternate signal stack.
|
|
|
|
We assume that the alignment of the alternate signal stack
|
|
|
|
is BIGGEST_ALIGNMENT (i.e., that it has been allocated using
|
|
|
|
malloc). As a result, we can't distinguish trampolines
|
|
|
|
used prior to 2.6.5-rc2-pa4. However after 2.6.5-rc2-pa4,
|
|
|
|
the return address of a signal trampoline will be on an odd
|
|
|
|
word boundary and we can then determine the frame offset. */
|
|
|
|
sp = (unsigned long)context->ra;
|
|
|
|
pc = (unsigned int *)sp;
|
2014-10-26 15:46:14 +01:00
|
|
|
if ((sp & 4)
|
|
|
|
&& pa32_read_access_ok (pc)
|
|
|
|
&& (pc[0] == 0x34190000 || pc[0] == 0x34190002))
|
2005-02-11 02:46:20 +01:00
|
|
|
off = 5 * 4;
|
|
|
|
else
|
|
|
|
return _URC_END_OF_STACK;
|
|
|
|
}
|
|
|
|
|
2014-10-26 15:46:14 +01:00
|
|
|
if (!pa32_read_access_ok (&pc[3])
|
|
|
|
|| pc[1] != 0x3414015a
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
|
|
|
|| pc[2] != 0xe4008200
|
|
|
|
|| pc[3] != 0x08000240)
|
|
|
|
return _URC_END_OF_STACK;
|
|
|
|
|
|
|
|
frame = (struct rt_sigframe *)(sp + off);
|
|
|
|
sc = &frame->uc.uc_mcontext;
|
|
|
|
|
|
|
|
new_cfa = sc->sc_gr[30];
|
unwind-dw2.h: Move cfa-related variables into struct frame_state_reg_info to ensure that the...
* gcc/unwind-dw2.h: Move cfa-related variables into
struct frame_state_reg_info to ensure that the CFA is properly
handled when executing DW_CFA_{remember,restore}_state.
* gcc/unwind-dw2.c, gcc/config/alpha/linux-unwind.h,
gcc/config/alpha/vms-unwind.h, gcc/config/s390/tpf-unwind.h
gcc/config/s390/linux-unwind.h, gcc/config/sparc/linux-unwind.h
gcc/config/i386/linux-unwind.h, gcc/config/sh/linux-unwind.h
gcc/config/rs6000/linux-unwind.h,
gcc/config/rs6000/darwin-fallback.c, gcc/config/pa/linux-unwind.h,
gcc/config/pa/hpux-unwind.h, gcc/config/mips/linux-unwind.h:
Modify to use new cfa_* fields.
From-SVN: r118068
2006-10-26 21:31:09 +02:00
|
|
|
fs->regs.cfa_how = CFA_REG_OFFSET;
|
|
|
|
fs->regs.cfa_reg = 30;
|
|
|
|
fs->regs.cfa_offset = new_cfa - (long) context->cfa;
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
|
|
|
for (i = 1; i <= 31; i++)
|
|
|
|
{
|
|
|
|
fs->regs.reg[i].how = REG_SAVED_OFFSET;
|
|
|
|
fs->regs.reg[i].loc.offset = (long)&sc->sc_gr[i] - new_cfa;
|
|
|
|
}
|
|
|
|
for (i = 4; i <= 31; i++)
|
|
|
|
{
|
|
|
|
/* FP regs have left and right halves */
|
|
|
|
fs->regs.reg[2*i+24].how = REG_SAVED_OFFSET;
|
|
|
|
fs->regs.reg[2*i+24].loc.offset
|
|
|
|
= (long)&sc->sc_fr[i] - new_cfa;
|
|
|
|
fs->regs.reg[2*i+24+1].how = REG_SAVED_OFFSET;
|
|
|
|
fs->regs.reg[2*i+24+1].loc.offset
|
|
|
|
= (long)&sc->sc_fr[i] + 4 - new_cfa;
|
|
|
|
}
|
|
|
|
fs->regs.reg[88].how = REG_SAVED_OFFSET;
|
|
|
|
fs->regs.reg[88].loc.offset = (long) &sc->sc_sar - new_cfa;
|
Use -fbuilding-libgcc for more target macros used in libgcc.
gcc/c-family:
* c-cppbuiltin.c (c_cpp_builtins): Also define
__LIBGCC_EH_TABLES_CAN_BE_READ_ONLY__,
__LIBGCC_EH_FRAME_SECTION_NAME__, __LIBGCC_JCR_SECTION_NAME__,
__LIBGCC_CTORS_SECTION_ASM_OP__, __LIBGCC_DTORS_SECTION_ASM_OP__,
__LIBGCC_TEXT_SECTION_ASM_OP__, __LIBGCC_INIT_SECTION_ASM_OP__,
__LIBGCC_INIT_ARRAY_SECTION_ASM_OP__,
__LIBGCC_STACK_GROWS_DOWNWARD__,
__LIBGCC_DONT_USE_BUILTIN_SETJMP__,
__LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__,
__LIBGCC_DWARF_FRAME_REGISTERS__,
__LIBGCC_EH_RETURN_STACKADJ_RTX__, __LIBGCC_JMP_BUF_SIZE__,
__LIBGCC_STACK_POINTER_REGNUM__ and
__LIBGCC_VTABLE_USES_DESCRIPTORS__ for -fbuilding-libgcc.
(builtin_define_with_value): Handle backslash-escaping in string
macro values.
libgcc:
* Makefile.in (CRTSTUFF_CFLAGS): Add -fbuilding-libgcc.
* config/aarch64/linux-unwind.h (STACK_POINTER_REGNUM): Change all
uses to __LIBGCC_STACK_POINTER_REGNUM__.
(DWARF_ALT_FRAME_RETURN_COLUMN): Change all uses to
__LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/alpha/vms-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN):
Change use to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/cr16/unwind-cr16.c (STACK_GROWS_DOWNWARD): Change all
uses to __LIBGCC_STACK_GROWS_DOWNWARD__.
(DWARF_FRAME_REGISTERS): Change all uses to
__LIBGCC_DWARF_FRAME_REGISTERS__.
(EH_RETURN_STACKADJ_RTX): Change all uses to
__LIBGCC_EH_RETURN_STACKADJ_RTX__.
* config/cr16/unwind-dw2.h (DWARF_FRAME_REGISTERS): Change use to
__LIBGCC_DWARF_FRAME_REGISTERS__. Remove conditional definition.
* config/i386/cygming-crtbegin.c (EH_FRAME_SECTION_NAME): Change
use to __LIBGCC_EH_FRAME_SECTION_NAME__.
(JCR_SECTION_NAME): Change use to __LIBGCC_JCR_SECTION_NAME__.
* config/i386/cygming-crtend.c (EH_FRAME_SECTION_NAME): Change use
to __LIBGCC_EH_FRAME_SECTION_NAME__.
(JCR_SECTION_NAME): Change use to __LIBGCC_JCR_SECTION_NAME__
* config/mips/linux-unwind.h (STACK_POINTER_REGNUM): Change use to
__LIBGCC_STACK_POINTER_REGNUM__.
(DWARF_ALT_FRAME_RETURN_COLUMN): Change all uses to
__LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/nios2/linux-unwind.h (STACK_POINTER_REGNUM): Change use
to __LIBGCC_STACK_POINTER_REGNUM__.
* config/pa/hpux-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN): Change
all uses to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/pa/linux-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN): Change
all uses to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/rs6000/aix-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN):
Change all uses to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
(STACK_POINTER_REGNUM): Change all uses to
__LIBGCC_STACK_POINTER_REGNUM__.
* config/rs6000/darwin-fallback.c (STACK_POINTER_REGNUM): Change
use to __LIBGCC_STACK_POINTER_REGNUM__.
* config/rs6000/linux-unwind.h (STACK_POINTER_REGNUM): Change all
uses to __LIBGCC_STACK_POINTER_REGNUM__.
* config/sparc/linux-unwind.h (DWARF_FRAME_REGISTERS): Change use
to __LIBGCC_DWARF_FRAME_REGISTERS__.
* config/sparc/sol2-unwind.h (DWARF_FRAME_REGISTERS): Change use
to __LIBGCC_DWARF_FRAME_REGISTERS__.
* config/tilepro/linux-unwind.h (STACK_POINTER_REGNUM): Change use
to __LIBGCC_STACK_POINTER_REGNUM__.
* config/xtensa/unwind-dw2-xtensa.h (DWARF_FRAME_REGISTERS):
Remove conditional definition.
* crtstuff.c (TEXT_SECTION_ASM_OP): Change all uses to
__LIBGCC_TEXT_SECTION_ASM_OP__.
(EH_FRAME_SECTION_NAME): Change all uses to
__LIBGCC_EH_FRAME_SECTION_NAME__.
(EH_TABLES_CAN_BE_READ_ONLY): Change all uses to
__LIBGCC_EH_TABLES_CAN_BE_READ_ONLY__.
(CTORS_SECTION_ASM_OP): Change all uses to
__LIBGCC_CTORS_SECTION_ASM_OP__.
(DTORS_SECTION_ASM_OP): Change all uses to
__LIBGCC_DTORS_SECTION_ASM_OP__.
(JCR_SECTION_NAME): Change all uses to
__LIBGCC_JCR_SECTION_NAME__.
(INIT_SECTION_ASM_OP): Change all uses to
__LIBGCC_INIT_SECTION_ASM_OP__.
(INIT_ARRAY_SECTION_ASM_OP): Change all uses to
__LIBGCC_INIT_ARRAY_SECTION_ASM_OP__.
* generic-morestack.c (STACK_GROWS_DOWNWARD): Change all uses to
__LIBGCC_STACK_GROWS_DOWNWARD__.
* libgcc2.c (INIT_SECTION_ASM_OP): Change all uses to
__LIBGCC_INIT_SECTION_ASM_OP__.
(INIT_ARRAY_SECTION_ASM_OP): Change all uses to
__LIBGCC_INIT_ARRAY_SECTION_ASM_OP__.
(EH_FRAME_SECTION_NAME): Change all uses to
__LIBGCC_EH_FRAME_SECTION_NAME__.
* libgcov-profiler.c (VTABLE_USES_DESCRIPTORS): Remove conditional
definitions. Change all uses to
__LIBGCC_VTABLE_USES_DESCRIPTORS__.
* unwind-dw2.c (STACK_GROWS_DOWNWARD): Change all uses to
__LIBGCC_STACK_GROWS_DOWNWARD__.
(DWARF_FRAME_REGISTERS): Change all uses to
__LIBGCC_DWARF_FRAME_REGISTERS__.
(EH_RETURN_STACKADJ_RTX): Change all uses to
__LIBGCC_EH_RETURN_STACKADJ_RTX__.
* unwind-dw2.h (DWARF_FRAME_REGISTERS): Remove conditional
definition. Change use to __LIBGCC_DWARF_FRAME_REGISTERS__.
* unwind-sjlj.c (DONT_USE_BUILTIN_SETJMP): Change all uses to
__LIBGCC_DONT_USE_BUILTIN_SETJMP__.
(JMP_BUF_SIZE): Change use to __LIBGCC_JMP_BUF_SIZE__.
From-SVN: r214954
2014-09-05 14:03:46 +02:00
|
|
|
fs->regs.reg[__LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__].how
|
|
|
|
= REG_SAVED_OFFSET;
|
|
|
|
fs->regs.reg[__LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__].loc.offset
|
2005-11-18 04:22:18 +01:00
|
|
|
= (long) &sc->sc_iaoq[0] - new_cfa;
|
Use -fbuilding-libgcc for more target macros used in libgcc.
gcc/c-family:
* c-cppbuiltin.c (c_cpp_builtins): Also define
__LIBGCC_EH_TABLES_CAN_BE_READ_ONLY__,
__LIBGCC_EH_FRAME_SECTION_NAME__, __LIBGCC_JCR_SECTION_NAME__,
__LIBGCC_CTORS_SECTION_ASM_OP__, __LIBGCC_DTORS_SECTION_ASM_OP__,
__LIBGCC_TEXT_SECTION_ASM_OP__, __LIBGCC_INIT_SECTION_ASM_OP__,
__LIBGCC_INIT_ARRAY_SECTION_ASM_OP__,
__LIBGCC_STACK_GROWS_DOWNWARD__,
__LIBGCC_DONT_USE_BUILTIN_SETJMP__,
__LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__,
__LIBGCC_DWARF_FRAME_REGISTERS__,
__LIBGCC_EH_RETURN_STACKADJ_RTX__, __LIBGCC_JMP_BUF_SIZE__,
__LIBGCC_STACK_POINTER_REGNUM__ and
__LIBGCC_VTABLE_USES_DESCRIPTORS__ for -fbuilding-libgcc.
(builtin_define_with_value): Handle backslash-escaping in string
macro values.
libgcc:
* Makefile.in (CRTSTUFF_CFLAGS): Add -fbuilding-libgcc.
* config/aarch64/linux-unwind.h (STACK_POINTER_REGNUM): Change all
uses to __LIBGCC_STACK_POINTER_REGNUM__.
(DWARF_ALT_FRAME_RETURN_COLUMN): Change all uses to
__LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/alpha/vms-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN):
Change use to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/cr16/unwind-cr16.c (STACK_GROWS_DOWNWARD): Change all
uses to __LIBGCC_STACK_GROWS_DOWNWARD__.
(DWARF_FRAME_REGISTERS): Change all uses to
__LIBGCC_DWARF_FRAME_REGISTERS__.
(EH_RETURN_STACKADJ_RTX): Change all uses to
__LIBGCC_EH_RETURN_STACKADJ_RTX__.
* config/cr16/unwind-dw2.h (DWARF_FRAME_REGISTERS): Change use to
__LIBGCC_DWARF_FRAME_REGISTERS__. Remove conditional definition.
* config/i386/cygming-crtbegin.c (EH_FRAME_SECTION_NAME): Change
use to __LIBGCC_EH_FRAME_SECTION_NAME__.
(JCR_SECTION_NAME): Change use to __LIBGCC_JCR_SECTION_NAME__.
* config/i386/cygming-crtend.c (EH_FRAME_SECTION_NAME): Change use
to __LIBGCC_EH_FRAME_SECTION_NAME__.
(JCR_SECTION_NAME): Change use to __LIBGCC_JCR_SECTION_NAME__
* config/mips/linux-unwind.h (STACK_POINTER_REGNUM): Change use to
__LIBGCC_STACK_POINTER_REGNUM__.
(DWARF_ALT_FRAME_RETURN_COLUMN): Change all uses to
__LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/nios2/linux-unwind.h (STACK_POINTER_REGNUM): Change use
to __LIBGCC_STACK_POINTER_REGNUM__.
* config/pa/hpux-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN): Change
all uses to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/pa/linux-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN): Change
all uses to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
* config/rs6000/aix-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN):
Change all uses to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
(STACK_POINTER_REGNUM): Change all uses to
__LIBGCC_STACK_POINTER_REGNUM__.
* config/rs6000/darwin-fallback.c (STACK_POINTER_REGNUM): Change
use to __LIBGCC_STACK_POINTER_REGNUM__.
* config/rs6000/linux-unwind.h (STACK_POINTER_REGNUM): Change all
uses to __LIBGCC_STACK_POINTER_REGNUM__.
* config/sparc/linux-unwind.h (DWARF_FRAME_REGISTERS): Change use
to __LIBGCC_DWARF_FRAME_REGISTERS__.
* config/sparc/sol2-unwind.h (DWARF_FRAME_REGISTERS): Change use
to __LIBGCC_DWARF_FRAME_REGISTERS__.
* config/tilepro/linux-unwind.h (STACK_POINTER_REGNUM): Change use
to __LIBGCC_STACK_POINTER_REGNUM__.
* config/xtensa/unwind-dw2-xtensa.h (DWARF_FRAME_REGISTERS):
Remove conditional definition.
* crtstuff.c (TEXT_SECTION_ASM_OP): Change all uses to
__LIBGCC_TEXT_SECTION_ASM_OP__.
(EH_FRAME_SECTION_NAME): Change all uses to
__LIBGCC_EH_FRAME_SECTION_NAME__.
(EH_TABLES_CAN_BE_READ_ONLY): Change all uses to
__LIBGCC_EH_TABLES_CAN_BE_READ_ONLY__.
(CTORS_SECTION_ASM_OP): Change all uses to
__LIBGCC_CTORS_SECTION_ASM_OP__.
(DTORS_SECTION_ASM_OP): Change all uses to
__LIBGCC_DTORS_SECTION_ASM_OP__.
(JCR_SECTION_NAME): Change all uses to
__LIBGCC_JCR_SECTION_NAME__.
(INIT_SECTION_ASM_OP): Change all uses to
__LIBGCC_INIT_SECTION_ASM_OP__.
(INIT_ARRAY_SECTION_ASM_OP): Change all uses to
__LIBGCC_INIT_ARRAY_SECTION_ASM_OP__.
* generic-morestack.c (STACK_GROWS_DOWNWARD): Change all uses to
__LIBGCC_STACK_GROWS_DOWNWARD__.
* libgcc2.c (INIT_SECTION_ASM_OP): Change all uses to
__LIBGCC_INIT_SECTION_ASM_OP__.
(INIT_ARRAY_SECTION_ASM_OP): Change all uses to
__LIBGCC_INIT_ARRAY_SECTION_ASM_OP__.
(EH_FRAME_SECTION_NAME): Change all uses to
__LIBGCC_EH_FRAME_SECTION_NAME__.
* libgcov-profiler.c (VTABLE_USES_DESCRIPTORS): Remove conditional
definitions. Change all uses to
__LIBGCC_VTABLE_USES_DESCRIPTORS__.
* unwind-dw2.c (STACK_GROWS_DOWNWARD): Change all uses to
__LIBGCC_STACK_GROWS_DOWNWARD__.
(DWARF_FRAME_REGISTERS): Change all uses to
__LIBGCC_DWARF_FRAME_REGISTERS__.
(EH_RETURN_STACKADJ_RTX): Change all uses to
__LIBGCC_EH_RETURN_STACKADJ_RTX__.
* unwind-dw2.h (DWARF_FRAME_REGISTERS): Remove conditional
definition. Change use to __LIBGCC_DWARF_FRAME_REGISTERS__.
* unwind-sjlj.c (DONT_USE_BUILTIN_SETJMP): Change all uses to
__LIBGCC_DONT_USE_BUILTIN_SETJMP__.
(JMP_BUF_SIZE): Change use to __LIBGCC_JMP_BUF_SIZE__.
From-SVN: r214954
2014-09-05 14:03:46 +02:00
|
|
|
fs->retaddr_column = __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__;
|
2009-12-05 18:45:59 +01:00
|
|
|
fs->signal_frame = 1;
|
tm.texi (MD_UNWIND_SUPPORT): Document.
* doc/tm.texi (MD_UNWIND_SUPPORT): Document.
(MD_FALLBACK_FRAME_STATE_FOR): Update.
* unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
(MD_FROB_UPDATE_CONTEXT): Remove default.
(uw_update_context_1): Instead #ifdef invocation.
* config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
(uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
* config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
(MD_UNWIND_SUPPORT): Undefine this instead.
* config/i386/gnu.h: Likewise.
* config/alpha/linux-unwind.h: New file, macro converted to
function, extracted from..
* config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
(MD_UNWIND_SUPPORT): Define.
* config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
* config/i386/linux-unwind.h, config/i386/linux.h,
config/i386/linux64.h: Likewise.
* config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
MD_HANDLE_UNWABI too.
* config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
* config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
* config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
* config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
* config/sparc/linux-unwind.h, config/sparc/linux.h,
config/sparc/linux64.h: Likewise.
* config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
* config/rs6000/linux-unwind.h, config/rs6000/linux.h,
config/rs6000/linux64.h: Likewise. Split out get_sigcontext
function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
From-SVN: r87167
2004-09-08 02:17:19 +02:00
|
|
|
return _URC_NO_REASON;
|
|
|
|
}
|
2007-09-12 01:16:01 +02:00
|
|
|
#endif /* inhibit_libc */
|