diff options
Diffstat (limited to 'src/third_party/unwind/dist/src/ppc32/Gglobal.c')
| -rw-r--r-- | src/third_party/unwind/dist/src/ppc32/Gglobal.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/src/third_party/unwind/dist/src/ppc32/Gglobal.c b/src/third_party/unwind/dist/src/ppc32/Gglobal.c new file mode 100644 index 00000000000..a0f80beec6d --- /dev/null +++ b/src/third_party/unwind/dist/src/ppc32/Gglobal.c @@ -0,0 +1,135 @@ +/* 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 define_lock (ppc32_lock); +HIDDEN int tdep_init_done; + +/* The API register numbers are exactly the same as the .eh_frame + registers, for now at least. */ +HIDDEN const uint8_t dwarf_to_unw_regnum_map[DWARF_REGNUM_MAP_LENGTH] = + { + [UNW_PPC32_R0]=UNW_PPC32_R0, + [UNW_PPC32_R1]=UNW_PPC32_R1, + [UNW_PPC32_R2]=UNW_PPC32_R2, + [UNW_PPC32_R3]=UNW_PPC32_R3, + [UNW_PPC32_R4]=UNW_PPC32_R4, + [UNW_PPC32_R5]=UNW_PPC32_R5, + [UNW_PPC32_R6]=UNW_PPC32_R6, + [UNW_PPC32_R7]=UNW_PPC32_R7, + [UNW_PPC32_R8]=UNW_PPC32_R8, + [UNW_PPC32_R9]=UNW_PPC32_R9, + [UNW_PPC32_R10]=UNW_PPC32_R10, + [UNW_PPC32_R11]=UNW_PPC32_R11, + [UNW_PPC32_R12]=UNW_PPC32_R12, + [UNW_PPC32_R13]=UNW_PPC32_R13, + [UNW_PPC32_R14]=UNW_PPC32_R14, + [UNW_PPC32_R15]=UNW_PPC32_R15, + [UNW_PPC32_R16]=UNW_PPC32_R16, + [UNW_PPC32_R17]=UNW_PPC32_R17, + [UNW_PPC32_R18]=UNW_PPC32_R18, + [UNW_PPC32_R19]=UNW_PPC32_R19, + [UNW_PPC32_R20]=UNW_PPC32_R20, + [UNW_PPC32_R21]=UNW_PPC32_R21, + [UNW_PPC32_R22]=UNW_PPC32_R22, + [UNW_PPC32_R23]=UNW_PPC32_R23, + [UNW_PPC32_R24]=UNW_PPC32_R24, + [UNW_PPC32_R25]=UNW_PPC32_R25, + [UNW_PPC32_R26]=UNW_PPC32_R26, + [UNW_PPC32_R27]=UNW_PPC32_R27, + [UNW_PPC32_R28]=UNW_PPC32_R28, + [UNW_PPC32_R29]=UNW_PPC32_R29, + [UNW_PPC32_R30]=UNW_PPC32_R30, + [UNW_PPC32_R31]=UNW_PPC32_R31, + + [UNW_PPC32_CTR]=UNW_PPC32_CTR, + [UNW_PPC32_XER]=UNW_PPC32_XER, + [UNW_PPC32_CCR]=UNW_PPC32_CCR, + [UNW_PPC32_LR]=UNW_PPC32_LR, + [UNW_PPC32_FPSCR]=UNW_PPC32_FPSCR, + + [UNW_PPC32_F0]=UNW_PPC32_F0, + [UNW_PPC32_F1]=UNW_PPC32_F1, + [UNW_PPC32_F2]=UNW_PPC32_F2, + [UNW_PPC32_F3]=UNW_PPC32_F3, + [UNW_PPC32_F4]=UNW_PPC32_F4, + [UNW_PPC32_F5]=UNW_PPC32_F5, + [UNW_PPC32_F6]=UNW_PPC32_F6, + [UNW_PPC32_F7]=UNW_PPC32_F7, + [UNW_PPC32_F8]=UNW_PPC32_F8, + [UNW_PPC32_F9]=UNW_PPC32_F9, + [UNW_PPC32_F10]=UNW_PPC32_F10, + [UNW_PPC32_F11]=UNW_PPC32_F11, + [UNW_PPC32_F12]=UNW_PPC32_F12, + [UNW_PPC32_F13]=UNW_PPC32_F13, + [UNW_PPC32_F14]=UNW_PPC32_F14, + [UNW_PPC32_F15]=UNW_PPC32_F15, + [UNW_PPC32_F16]=UNW_PPC32_F16, + [UNW_PPC32_F17]=UNW_PPC32_F17, + [UNW_PPC32_F18]=UNW_PPC32_F18, + [UNW_PPC32_F19]=UNW_PPC32_F19, + [UNW_PPC32_F20]=UNW_PPC32_F20, + [UNW_PPC32_F21]=UNW_PPC32_F21, + [UNW_PPC32_F22]=UNW_PPC32_F22, + [UNW_PPC32_F23]=UNW_PPC32_F23, + [UNW_PPC32_F24]=UNW_PPC32_F24, + [UNW_PPC32_F25]=UNW_PPC32_F25, + [UNW_PPC32_F26]=UNW_PPC32_F26, + [UNW_PPC32_F27]=UNW_PPC32_F27, + [UNW_PPC32_F28]=UNW_PPC32_F28, + [UNW_PPC32_F29]=UNW_PPC32_F29, + [UNW_PPC32_F30]=UNW_PPC32_F30, + [UNW_PPC32_F31]=UNW_PPC32_F31, +}; + +HIDDEN void +tdep_init (void) +{ + intrmask_t saved_mask; + + sigfillset (&unwi_full_mask); + + lock_acquire (&ppc32_lock, saved_mask); + { + if (tdep_init_done) + /* another thread else beat us to it... */ + goto out; + + mi_init (); + + dwarf_init (); + +#ifndef UNW_REMOTE_ONLY + ppc32_local_addr_space_init (); +#endif + tdep_init_done = 1; /* signal that we're initialized... */ + } + out: + lock_release (&ppc32_lock, saved_mask); +} |