diff options
Diffstat (limited to 'gdb/dwarf2expr.h')
| -rw-r--r-- | gdb/dwarf2expr.h | 38 |
1 files changed, 7 insertions, 31 deletions
diff --git a/gdb/dwarf2expr.h b/gdb/dwarf2expr.h index 63bdc6e..7bf194a 100644 --- a/gdb/dwarf2expr.h +++ b/gdb/dwarf2expr.h @@ -156,16 +156,10 @@ struct dwarf_expr_context /* Return the location expression for the frame base attribute, in START and LENGTH. The result must be live until the current expression evaluation is complete. */ - virtual void get_frame_base (const gdb_byte **start, size_t *length) - { - error (_("%s is invalid in this context"), "DW_OP_fbreg"); - } + virtual void get_frame_base (const gdb_byte **start, size_t *length) = 0; /* Return the CFA for the frame. */ - virtual CORE_ADDR get_frame_cfa () - { - error (_("%s is invalid in this context"), "DW_OP_call_frame_cfa"); - } + virtual CORE_ADDR get_frame_cfa () = 0; /* Return the PC for the frame. */ virtual CORE_ADDR get_frame_pc () @@ -175,19 +169,13 @@ struct dwarf_expr_context /* Return the thread-local storage address for DW_OP_GNU_push_tls_address or DW_OP_form_tls_address. */ - virtual CORE_ADDR get_tls_address (CORE_ADDR offset) - { - error (_("%s is invalid in this context"), "DW_OP_form_tls_address"); - } + virtual CORE_ADDR get_tls_address (CORE_ADDR offset) = 0; /* Execute DW_AT_location expression for the DWARF expression subroutine in the DIE at DIE_OFFSET in the CU. Do not touch STACK while it being passed to and returned from the called DWARF subroutine. */ - virtual void dwarf_call (cu_offset die_offset) - { - error (_("%s is invalid in this context"), "DW_OP_call*"); - } + virtual void dwarf_call (cu_offset die_offset) = 0; /* Return the base type given by the indicated DIE. This can throw an exception if the DIE is invalid or does not represent a base @@ -206,26 +194,14 @@ struct dwarf_expr_context DW_AT_GNU_call_site_value. */ virtual void push_dwarf_reg_entry_value (enum call_site_parameter_kind kind, union call_site_parameter_u kind_u, - int deref_size) - { - internal_error (__FILE__, __LINE__, - _("Support for DW_OP_GNU_entry_value is unimplemented")); - } + int deref_size) = 0; /* Return the address indexed by DW_OP_GNU_addr_index. This can throw an exception if the index is out of range. */ - virtual CORE_ADDR get_addr_index (unsigned int index) - { - error (_("%s is invalid in this context"), "DW_OP_GNU_addr_index"); - } + virtual CORE_ADDR get_addr_index (unsigned int index) = 0; /* Return the `object address' for DW_OP_push_object_address. */ - virtual CORE_ADDR get_object_address () - { - internal_error (__FILE__, __LINE__, - _("Support for DW_OP_push_object_address " - "is unimplemented")); - } + virtual CORE_ADDR get_object_address () = 0; private: |