Update year range in copyright notice of all files owned by the GDB project.

[binutils.git] / gdb / dwarf2loc.h

diff --git a/gdb/dwarf2loc.h b/gdb/dwarf2loc.h
index 04e2792612ad1035d1f481f20fcdc07f95545ff8..a369361828a130c1c598dd9283800a42d9c84e52 100644 (file)
--- a/gdb/dwarf2loc.h
+++ b/gdb/dwarf2loc.h
@@ -1,6 +1,6 @@
 /* DWARF 2 location expression support for GDB.
 
-   Copyright (C) 2003-2014 Free Software Foundation, Inc.
+   Copyright (C) 2003-2015 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -80,6 +80,18 @@ extern const gdb_byte *dwarf2_fetch_constant_bytes (sect_offset,
 struct type *dwarf2_get_die_type (cu_offset die_offset,
                                  struct dwarf2_per_cu_data *per_cu);
 
+/* Find the frame base information for FRAMEFUNC at PC.  START is an
+   out parameter which is set to point to the DWARF expression to
+   compute.  LENGTH is an out parameter which is set to the length of
+   the DWARF expression.  This throws an exception on error or if an
+   expression is not found; the returned length will never be
+   zero.  */
+
+extern void func_get_frame_base_dwarf_block (struct symbol *framefunc,
+                                            CORE_ADDR pc,
+                                            const gdb_byte **start,
+                                            size_t *length);
+
 /* Evaluate a location description, starting at DATA and with length
    SIZE, to find the current location of variable of TYPE in the context
    of FRAME.  */
@@ -90,8 +102,8 @@ struct value *dwarf2_evaluate_loc_desc (struct type *type,
                                        size_t size,
                                        struct dwarf2_per_cu_data *per_cu);
 
-/* Converts a dynamic property into a static one.  ADDR is the address of
-   the object currently being evaluated and might be nedded.
+/* Converts a dynamic property into a static one.  ADDRESS is the address
+   of the object currently being evaluated and might be nedded.
    Returns 1 if PROP could be converted and the static value is passed back
    into VALUE, otherwise returns 0.  */
 
@@ -99,6 +111,27 @@ int dwarf2_evaluate_property (const struct dynamic_prop *prop,
                              CORE_ADDR address,
                              CORE_ADDR *value);
 
+/* A helper for the compiler interface that compiles a single dynamic
+   property to C code.
+
+   STREAM is where the C code is to be written.
+   RESULT_NAME is the name of the generated variable.
+   GDBARCH is the architecture to use.
+   REGISTERS_USED is a bit-vector that is filled to note which
+   registers are required by the generated expression.
+   PROP is the property for which code is generated.
+   ADDRESS is the address at which the property is considered to be
+   evaluated.
+   SYM the originating symbol, used for error reporting.  */
+
+void dwarf2_compile_property_to_c (struct ui_file *stream,
+                                  const char *result_name,
+                                  struct gdbarch *gdbarch,
+                                  unsigned char *registers_used,
+                                  const struct dynamic_prop *prop,
+                                  CORE_ADDR address,
+                                  struct symbol *sym);
+
 CORE_ADDR dwarf2_read_addr_index (struct dwarf2_per_cu_data *per_cu,
                                  unsigned int addr_index);
 
@@ -210,4 +243,12 @@ extern struct call_site_chain *call_site_find_chain (struct gdbarch *gdbarch,
                                                     CORE_ADDR caller_pc,
                                                     CORE_ADDR callee_pc);
 
+/* A helper function to convert a DWARF register to an arch register.
+   ARCH is the architecture.
+   DWARF_REG is the register.
+   This will throw an exception if the DWARF register cannot be
+   translated to an architecture register.  */
+
+extern int dwarf2_reg_to_regnum_or_error (struct gdbarch *arch, int dwarf_reg);
+
 #endif /* dwarf2loc.h */