1 files changed, 62 insertions, 0 deletions
diff --git a/src/third_party/unwind/dist/src/arm/unwind_i.h b/src/third_party/unwind/dist/src/arm/unwind_i.h
new file mode 100644
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+++ b/src/third_party/unwind/dist/src/arm/unwind_i.h
@@ -0,0 +1,62 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2008 CodeSourcery
+
+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 unwind_i_h
+#define unwind_i_h
+
+#include <stdint.h>
+
+#include <libunwind-arm.h>
+
+#include "libunwind_i.h"
+
+/* DWARF column numbers for ARM: */
+#define R7      7
+#define SP      13
+#define LR      14
+#define PC      15
+
+#define arm_lock                        UNW_OBJ(lock)
+#define arm_local_resume                UNW_OBJ(local_resume)
+#define arm_local_addr_space_init       UNW_OBJ(local_addr_space_init)
+
+extern void arm_local_addr_space_init (void);
+extern int arm_local_resume (unw_addr_space_t as, unw_cursor_t *cursor,
+                             void *arg);
+#define arm_handle_signal_frame UNW_OBJ(handle_signal_frame)
+extern int arm_handle_signal_frame(unw_cursor_t *cursor);
+
+/* By-pass calls to access_mem() when known to be safe. */
+#ifdef UNW_LOCAL_ONLY
+# undef ACCESS_MEM_FAST
+# define ACCESS_MEM_FAST(ret,validate,cur,addr,to)                     \
+  do {                                                                 \
+    if (unlikely(validate))                                            \
+      (ret) = dwarf_get ((cur), DWARF_MEM_LOC ((cur), (addr)), &(to)); \
+    else                                                               \
+      (ret) = 0, (to) = *(unw_word_t *)(addr);                         \
+  } while (0)
+#endif
+
+#endif /* unwind_i_h */