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142 lines
3.9 KiB
C++
142 lines
3.9 KiB
C++
/* libunwind - a platform-independent unwind library
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Copyright (C) 2002-2004 Hewlett-Packard Co
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Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
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Modified for x86_64 by Max Asbock <masbock@us.ibm.com>
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This file is part of libunwind.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#ifndef LIBUNWIND_H
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#define LIBUNWIND_H
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C" {
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#endif
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#include <sys/types.h>
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#include <inttypes.h>
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#include <ucontext.h>
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#define UNW_TARGET x86_64
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#define UNW_TARGET_X86_64 1
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#define _U_TDEP_QP_TRUE 0 /* see libunwind-dynamic.h */
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/* This needs to be big enough to accommodate "struct cursor", while
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leaving some slack for future expansion. Changing this value will
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require recompiling all users of this library. Stack allocation is
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relatively cheap and unwind-state copying is relatively rare, so we
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want to err on making it rather too big than too small. */
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#define UNW_TDEP_CURSOR_LEN 127
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typedef uint64_t unw_word_t;
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typedef int64_t unw_sword_t;
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typedef long double unw_tdep_fpreg_t;
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typedef enum
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{
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UNW_X86_64_RAX,
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UNW_X86_64_RDX,
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UNW_X86_64_RCX,
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UNW_X86_64_RBX,
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UNW_X86_64_RSI,
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UNW_X86_64_RDI,
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UNW_X86_64_RBP,
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UNW_X86_64_RSP,
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UNW_X86_64_R8,
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UNW_X86_64_R9,
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UNW_X86_64_R10,
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UNW_X86_64_R11,
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UNW_X86_64_R12,
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UNW_X86_64_R13,
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UNW_X86_64_R14,
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UNW_X86_64_R15,
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UNW_X86_64_RIP,
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#ifdef CONFIG_MSABI_SUPPORT
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UNW_X86_64_XMM0,
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UNW_X86_64_XMM1,
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UNW_X86_64_XMM2,
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UNW_X86_64_XMM3,
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UNW_X86_64_XMM4,
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UNW_X86_64_XMM5,
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UNW_X86_64_XMM6,
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UNW_X86_64_XMM7,
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UNW_X86_64_XMM8,
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UNW_X86_64_XMM9,
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UNW_X86_64_XMM10,
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UNW_X86_64_XMM11,
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UNW_X86_64_XMM12,
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UNW_X86_64_XMM13,
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UNW_X86_64_XMM14,
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UNW_X86_64_XMM15,
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UNW_TDEP_LAST_REG = UNW_X86_64_XMM15,
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#else
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UNW_TDEP_LAST_REG = UNW_X86_64_RIP,
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#endif
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/* XXX Add other regs here */
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/* frame info (read-only) */
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UNW_X86_64_CFA,
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UNW_TDEP_IP = UNW_X86_64_RIP,
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UNW_TDEP_SP = UNW_X86_64_RSP,
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UNW_TDEP_BP = UNW_X86_64_RBP,
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UNW_TDEP_EH = UNW_X86_64_RAX
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}
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x86_64_regnum_t;
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#define UNW_TDEP_NUM_EH_REGS 2 /* XXX Not sure what this means */
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typedef struct unw_tdep_save_loc
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{
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/* Additional target-dependent info on a save location. */
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char unused;
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}
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unw_tdep_save_loc_t;
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/* On x86_64, we can directly use ucontext_t as the unwind context. */
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typedef ucontext_t unw_tdep_context_t;
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typedef struct
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{
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/* no x86-64-specific auxiliary proc-info */
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char unused;
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}
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unw_tdep_proc_info_t;
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#include "libunwind-dynamic.h"
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#include "libunwind-common.h"
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#define unw_tdep_getcontext UNW_ARCH_OBJ(getcontext)
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#define unw_tdep_is_fpreg UNW_ARCH_OBJ(is_fpreg)
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extern int unw_tdep_getcontext (unw_tdep_context_t *);
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extern int unw_tdep_is_fpreg (int);
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#endif /* LIBUNWIND_H */
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