Identify signal frames by augmentation attribute.

1 files changed, 2 insertions, 0 deletions

diff --git a/include/dwarf.h b/include/dwarf.h
index 37b5ec1c..53c803b2 100644
--- a/include/dwarf.h
+++ b/include/dwarf.h
@@ -247,6 +247,7 @@ typedef struct dwarf_reg_state
     unsigned short lru_chain;	  /* used for least-recently-used chain */
     unsigned short coll_chain;	/* used for hash collisions */
     unsigned short hint;	      /* hint for next rs to try (or -1) */
+    unsigned short signal_frame; /* optional machine-dependent signal info */
   }
 dwarf_reg_state_t;
 
@@ -266,6 +267,7 @@ typedef struct dwarf_cie_info
     uint8_t lsda_encoding;
     unsigned int sized_augmentation : 1;
     unsigned int have_abi_marker : 1;
+    unsigned int signal_frame : 1;
   }
 dwarf_cie_info_t;