1 files changed, 72 insertions, 0 deletions
diff --git a/src/third_party/unwind/dist/src/ppc32/init.h b/src/third_party/unwind/dist/src/ppc32/init.h
new file mode 100644
index 00000000000..87a69b1450a
--- /dev/null
+++ b/src/third_party/unwind/dist/src/ppc32/init.h
@@ -0,0 +1,72 @@
+/* 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"
+
+/* Here is the "common" init, for remote and local debuging" */
+
+static inline int
+common_init_ppc32 (struct cursor *c, unsigned use_prev_instr)
+{
+  int ret;
+  int i;
+
+  for (i = UNW_PPC32_R0; i <= UNW_PPC32_R31; i++) {
+    c->dwarf.loc[i] = DWARF_REG_LOC (&c->dwarf, i);
+  }
+  for (i = UNW_PPC32_F0; i <= UNW_PPC32_F31; i++) {
+    c->dwarf.loc[i] = DWARF_FPREG_LOC (&c->dwarf, i);
+  }
+
+  c->dwarf.loc[UNW_PPC32_CTR] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_CTR);
+  c->dwarf.loc[UNW_PPC32_XER] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_XER);
+  c->dwarf.loc[UNW_PPC32_CCR] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_CCR);
+  c->dwarf.loc[UNW_PPC32_LR] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_LR);
+  c->dwarf.loc[UNW_PPC32_FPSCR] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_FPSCR);
+
+  ret = dwarf_get (&c->dwarf, c->dwarf.loc[UNW_PPC32_LR], &c->dwarf.ip);
+  if (ret < 0)
+    return ret;
+
+  ret = dwarf_get (&c->dwarf, DWARF_REG_LOC (&c->dwarf, UNW_PPC32_R1),
+                   &c->dwarf.cfa);
+  if (ret < 0)
+    return ret;
+
+  c->sigcontext_format = PPC_SCF_NONE;
+  c->sigcontext_addr = 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;
+}