re PR debug/66691 (ICE on valid code at -O3 with -g enabled in simplify_subreg, at...

[gcc.git] / gcc / dwarf2out.h

diff --git a/gcc/dwarf2out.h b/gcc/dwarf2out.h
index c30d81f0d6e2f7c34c6520e688502b5f77ecfc2b..7777251e88e80def42c0c41e20242ac361b286c1 100644 (file)
--- a/gcc/dwarf2out.h
+++ b/gcc/dwarf2out.h
@@ -1,5 +1,5 @@
 /* dwarf2out.h - Various declarations for functions found in dwarf2out.c
-   Copyright (C) 1998-2014 Free Software Foundation, Inc.
+   Copyright (C) 1998-2015 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -21,7 +21,6 @@ along with GCC; see the file COPYING3.  If not see
 #define GCC_DWARF2OUT_H 1
 
 #include "dwarf2.h"    /* ??? Remove this once only used by dwarf2foo.c.  */
-#include "wide-int.h"
 
 typedef struct die_struct *dw_die_ref;
 typedef const struct die_struct *const_dw_die_ref;
@@ -205,7 +204,7 @@ struct GTY(()) dw_val_node {
 /* Locations in memory are described using a sequence of stack machine
    operations.  */
 
-struct GTY(()) dw_loc_descr_node {
+struct GTY((chain_next ("%h.dw_loc_next"))) dw_loc_descr_node {
   dw_loc_descr_ref dw_loc_next;
   ENUM_BITFIELD (dwarf_location_atom) dw_loc_opc : 8;
   /* Used to distinguish DW_OP_addr with a direct symbol relocation
@@ -223,7 +222,7 @@ extern struct dw_loc_descr_node *build_cfa_loc
 extern struct dw_loc_descr_node *build_cfa_aligned_loc
   (dw_cfa_location *, HOST_WIDE_INT offset, HOST_WIDE_INT alignment);
 extern struct dw_loc_descr_node *mem_loc_descriptor
-  (rtx, enum machine_mode mode, enum machine_mode mem_mode,
+  (rtx, machine_mode mode, machine_mode mem_mode,
    enum var_init_status);
 extern bool loc_descr_equal_p (dw_loc_descr_ref, dw_loc_descr_ref);
 extern dw_fde_ref dwarf2out_alloc_current_fde (void);
@@ -254,6 +253,7 @@ extern void dwarf2out_emit_cfi (dw_cfi_ref cfi);
 extern void debug_dwarf (void);
 struct die_struct;
 extern void debug_dwarf_die (struct die_struct *);
+extern void debug_dwarf_loc_descr (dw_loc_descr_ref);
 extern void debug (die_struct &ref);
 extern void debug (die_struct *ptr);
 extern void dwarf2out_set_demangle_name_func (const char *(*) (const char *));
@@ -261,9 +261,17 @@ extern void dwarf2out_set_demangle_name_func (const char *(*) (const char *));
 extern void dwarf2out_vms_debug_main_pointer (void);
 #endif
 
+enum array_descr_ordering
+{
+  array_descr_ordering_default,
+  array_descr_ordering_row_major,
+  array_descr_ordering_column_major
+};
+
 struct array_descr_info
 {
   int ndimensions;
+  enum array_descr_ordering ordering;
   tree element_type;
   tree base_decl;
   tree data_location;
@@ -271,6 +279,10 @@ struct array_descr_info
   tree associated;
   struct array_descr_dimen
     {
+      /* GCC uses sizetype for array indices, so lower_bound and upper_bound
+        will likely be "sizetype" values. However, bounds may have another
+        type in the original source code.  */
+      tree bounds_type;
       tree lower_bound;
       tree upper_bound;
       tree stride;