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