diff options
Diffstat (limited to 'src/third_party/unwind/dist/src/sh/init.h')
| -rw-r--r-- | src/third_party/unwind/dist/src/sh/init.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/third_party/unwind/dist/src/sh/init.h b/src/third_party/unwind/dist/src/sh/init.h new file mode 100644 index 00000000000..36713fe89b0 --- /dev/null +++ b/src/third_party/unwind/dist/src/sh/init.h @@ -0,0 +1,73 @@ +/* libunwind - a platform-independent unwind library + Copyright (C) 2012 Tommi Rantala <tt.rantala@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" + +static inline int +common_init (struct cursor *c, unsigned use_prev_instr) +{ + int ret; + + c->dwarf.loc[UNW_SH_R0] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R0); + c->dwarf.loc[UNW_SH_R1] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R1); + c->dwarf.loc[UNW_SH_R2] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R2); + c->dwarf.loc[UNW_SH_R3] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R3); + c->dwarf.loc[UNW_SH_R4] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R4); + c->dwarf.loc[UNW_SH_R5] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R5); + c->dwarf.loc[UNW_SH_R6] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R6); + c->dwarf.loc[UNW_SH_R7] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R7); + c->dwarf.loc[UNW_SH_R8] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R8); + c->dwarf.loc[UNW_SH_R9] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R9); + c->dwarf.loc[UNW_SH_R10] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R10); + c->dwarf.loc[UNW_SH_R11] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R11); + c->dwarf.loc[UNW_SH_R12] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R12); + c->dwarf.loc[UNW_SH_R13] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R13); + c->dwarf.loc[UNW_SH_R14] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R14); + c->dwarf.loc[UNW_SH_R15] = DWARF_REG_LOC (&c->dwarf, UNW_SH_R15); + c->dwarf.loc[UNW_SH_PC] = DWARF_REG_LOC (&c->dwarf, UNW_SH_PC); + c->dwarf.loc[UNW_SH_PR] = DWARF_REG_LOC (&c->dwarf, UNW_SH_PR); + + ret = dwarf_get (&c->dwarf, c->dwarf.loc[UNW_SH_PC], &c->dwarf.ip); + if (ret < 0) + return ret; + + ret = dwarf_get (&c->dwarf, c->dwarf.loc[UNW_TDEP_SP], &c->dwarf.cfa); + if (ret < 0) + return ret; + + c->sigcontext_format = SH_SCF_NONE; + c->sigcontext_addr = 0; + c->sigcontext_sp = 0; + c->sigcontext_pc = 0; + + c->dwarf.args_size = 0; + c->dwarf.stash_frames = 0; + c->dwarf.use_prev_instr = use_prev_instr; + c->dwarf.pi_valid = 0; + c->dwarf.pi_is_dynamic = 0; + c->dwarf.hint = 0; + c->dwarf.prev_rs = 0; + + return 0; +} |