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- /* libunwind - a platform-independent unwind library
- Copyright (C) 2006-2007 IBM
- Contributed by
- Corey Ashford <cjashfor@us.ibm.com>
- Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.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. */
- #include "unwind_i.h"
- #include "dwarf_i.h"
- HIDDEN pthread_mutex_t ppc64_lock = PTHREAD_MUTEX_INITIALIZER;
- HIDDEN int tdep_needs_initialization = 1;
- /* The API register numbers are exactly the same as the .eh_frame
- registers, for now at least. */
- uint8_t dwarf_to_unw_regnum_map[DWARF_REGNUM_MAP_LENGTH] =
- {
- [UNW_PPC64_R0]=UNW_PPC64_R0,
- [UNW_PPC64_R1]=UNW_PPC64_R1,
- [UNW_PPC64_R2]=UNW_PPC64_R2,
- [UNW_PPC64_R3]=UNW_PPC64_R3,
- [UNW_PPC64_R4]=UNW_PPC64_R4,
- [UNW_PPC64_R5]=UNW_PPC64_R5,
- [UNW_PPC64_R6]=UNW_PPC64_R6,
- [UNW_PPC64_R7]=UNW_PPC64_R7,
- [UNW_PPC64_R8]=UNW_PPC64_R8,
- [UNW_PPC64_R9]=UNW_PPC64_R9,
- [UNW_PPC64_R10]=UNW_PPC64_R10,
- [UNW_PPC64_R11]=UNW_PPC64_R11,
- [UNW_PPC64_R12]=UNW_PPC64_R12,
- [UNW_PPC64_R13]=UNW_PPC64_R13,
- [UNW_PPC64_R14]=UNW_PPC64_R14,
- [UNW_PPC64_R15]=UNW_PPC64_R15,
- [UNW_PPC64_R16]=UNW_PPC64_R16,
- [UNW_PPC64_R17]=UNW_PPC64_R17,
- [UNW_PPC64_R18]=UNW_PPC64_R18,
- [UNW_PPC64_R19]=UNW_PPC64_R19,
- [UNW_PPC64_R20]=UNW_PPC64_R20,
- [UNW_PPC64_R21]=UNW_PPC64_R21,
- [UNW_PPC64_R22]=UNW_PPC64_R22,
- [UNW_PPC64_R23]=UNW_PPC64_R23,
- [UNW_PPC64_R24]=UNW_PPC64_R24,
- [UNW_PPC64_R25]=UNW_PPC64_R25,
- [UNW_PPC64_R26]=UNW_PPC64_R26,
- [UNW_PPC64_R27]=UNW_PPC64_R27,
- [UNW_PPC64_R28]=UNW_PPC64_R28,
- [UNW_PPC64_R29]=UNW_PPC64_R29,
- [UNW_PPC64_R30]=UNW_PPC64_R30,
- [UNW_PPC64_R31]=UNW_PPC64_R31,
- [UNW_PPC64_F0]=UNW_PPC64_F0,
- [UNW_PPC64_F1]=UNW_PPC64_F1,
- [UNW_PPC64_F2]=UNW_PPC64_F2,
- [UNW_PPC64_F3]=UNW_PPC64_F3,
- [UNW_PPC64_F4]=UNW_PPC64_F4,
- [UNW_PPC64_F5]=UNW_PPC64_F5,
- [UNW_PPC64_F6]=UNW_PPC64_F6,
- [UNW_PPC64_F7]=UNW_PPC64_F7,
- [UNW_PPC64_F8]=UNW_PPC64_F8,
- [UNW_PPC64_F9]=UNW_PPC64_F9,
- [UNW_PPC64_F10]=UNW_PPC64_F10,
- [UNW_PPC64_F11]=UNW_PPC64_F11,
- [UNW_PPC64_F12]=UNW_PPC64_F12,
- [UNW_PPC64_F13]=UNW_PPC64_F13,
- [UNW_PPC64_F14]=UNW_PPC64_F14,
- [UNW_PPC64_F15]=UNW_PPC64_F15,
- [UNW_PPC64_F16]=UNW_PPC64_F16,
- [UNW_PPC64_F17]=UNW_PPC64_F17,
- [UNW_PPC64_F18]=UNW_PPC64_F18,
- [UNW_PPC64_F19]=UNW_PPC64_F19,
- [UNW_PPC64_F20]=UNW_PPC64_F20,
- [UNW_PPC64_F21]=UNW_PPC64_F21,
- [UNW_PPC64_F22]=UNW_PPC64_F22,
- [UNW_PPC64_F23]=UNW_PPC64_F23,
- [UNW_PPC64_F24]=UNW_PPC64_F24,
- [UNW_PPC64_F25]=UNW_PPC64_F25,
- [UNW_PPC64_F26]=UNW_PPC64_F26,
- [UNW_PPC64_F27]=UNW_PPC64_F27,
- [UNW_PPC64_F28]=UNW_PPC64_F28,
- [UNW_PPC64_F29]=UNW_PPC64_F29,
- [UNW_PPC64_F30]=UNW_PPC64_F30,
- [UNW_PPC64_F31]=UNW_PPC64_F31,
- [UNW_PPC64_LR]=UNW_PPC64_LR,
- [UNW_PPC64_CTR]=UNW_PPC64_CTR,
- [UNW_PPC64_ARG_POINTER]=UNW_PPC64_ARG_POINTER,
- [UNW_PPC64_CR0]=UNW_PPC64_CR0,
- [UNW_PPC64_CR1]=UNW_PPC64_CR1,
- [UNW_PPC64_CR2]=UNW_PPC64_CR2,
- [UNW_PPC64_CR3]=UNW_PPC64_CR3,
- [UNW_PPC64_CR4]=UNW_PPC64_CR4,
- [UNW_PPC64_CR5]=UNW_PPC64_CR5,
- [UNW_PPC64_CR6]=UNW_PPC64_CR6,
- [UNW_PPC64_CR7]=UNW_PPC64_CR7,
- [UNW_PPC64_XER]=UNW_PPC64_XER,
- [UNW_PPC64_V0]=UNW_PPC64_V0,
- [UNW_PPC64_V1]=UNW_PPC64_V1,
- [UNW_PPC64_V2]=UNW_PPC64_V2,
- [UNW_PPC64_V3]=UNW_PPC64_V3,
- [UNW_PPC64_V4]=UNW_PPC64_V4,
- [UNW_PPC64_V5]=UNW_PPC64_V5,
- [UNW_PPC64_V6]=UNW_PPC64_V6,
- [UNW_PPC64_V7]=UNW_PPC64_V7,
- [UNW_PPC64_V8]=UNW_PPC64_V8,
- [UNW_PPC64_V9]=UNW_PPC64_V9,
- [UNW_PPC64_V10]=UNW_PPC64_V10,
- [UNW_PPC64_V11]=UNW_PPC64_V11,
- [UNW_PPC64_V12]=UNW_PPC64_V12,
- [UNW_PPC64_V13]=UNW_PPC64_V13,
- [UNW_PPC64_V14]=UNW_PPC64_V14,
- [UNW_PPC64_V15]=UNW_PPC64_V15,
- [UNW_PPC64_V16]=UNW_PPC64_V16,
- [UNW_PPC64_V17]=UNW_PPC64_V17,
- [UNW_PPC64_V18]=UNW_PPC64_V18,
- [UNW_PPC64_V19]=UNW_PPC64_V19,
- [UNW_PPC64_V20]=UNW_PPC64_V20,
- [UNW_PPC64_V21]=UNW_PPC64_V21,
- [UNW_PPC64_V22]=UNW_PPC64_V22,
- [UNW_PPC64_V23]=UNW_PPC64_V23,
- [UNW_PPC64_V24]=UNW_PPC64_V24,
- [UNW_PPC64_V25]=UNW_PPC64_V25,
- [UNW_PPC64_V26]=UNW_PPC64_V26,
- [UNW_PPC64_V27]=UNW_PPC64_V27,
- [UNW_PPC64_V28]=UNW_PPC64_V28,
- [UNW_PPC64_V29]=UNW_PPC64_V29,
- [UNW_PPC64_V30]=UNW_PPC64_V30,
- [UNW_PPC64_V31]=UNW_PPC64_V31,
- [UNW_PPC64_VRSAVE]=UNW_PPC64_VRSAVE,
- [UNW_PPC64_VSCR]=UNW_PPC64_VSCR,
- [UNW_PPC64_SPE_ACC]=UNW_PPC64_SPE_ACC,
- [UNW_PPC64_SPEFSCR]=UNW_PPC64_SPEFSCR,
- };
- HIDDEN void
- tdep_init (void)
- {
- intrmask_t saved_mask;
- sigfillset (&unwi_full_mask);
- lock_acquire (&ppc64_lock, saved_mask);
- {
- if (!tdep_needs_initialization)
- /* another thread else beat us to it... */
- goto out;
- mi_init ();
- dwarf_init ();
- #ifndef UNW_REMOTE_ONLY
- ppc64_local_addr_space_init ();
- #endif
- tdep_needs_initialization = 0; /* signal that we're initialized... */
- }
- out:
- lock_release (&ppc64_lock, saved_mask);
- }
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