1 .\" $NetBSD: dwarf_add_expr_addr.3,v 1.2 2014/03/09 16:58:03 christos Exp $
3 .\" Copyright (c) 2011 Kai Wang
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27 .\" Id: dwarf_add_expr_addr.3 2072 2011-10-27 03:26:49Z jkoshy
31 .Dt DWARF_ADD_EXPR_ADDR 3
33 .Nm dwarf_add_expr_addr ,
34 .Nm dwarf_add_expr_addr_b
35 .Nd add a DW_OP_addr location expression
41 .Fo dwarf_add_expr_addr
42 .Fa "Dwarf_P_Expr expr"
43 .Fa "Dwarf_Unsigned address"
44 .Fa "Dwarf_Signed sym_index"
45 .Fa "Dwarf_Error *err"
48 .Fo dwarf_add_expr_addr_b
49 .Fa "Dwarf_P_Expr expr"
50 .Fa "Dwarf_Unsigned address"
51 .Fa "Dwarf_Unsigned sym_index"
52 .Fa "Dwarf_Error *err"
56 .Fn dwarf_add_expr_addr_b
59 location expression to the location expression descriptor referenced
65 should reference a location expression descriptor allocated using
67 .Xr dwarf_new_expr 3 .
71 specifies the operand, a relocatable address value.
75 specifies the ELF symbol index of the symbol to be used for
80 is not NULL, it will be used to store error information in case
84 .Fn dwarf_add_expr_addr
86 It is similar to function
87 .Fn dwarf_add_expr_addr_b
88 except that it cannot handle all possible symbol index values.
90 On success, these functions return the size in bytes of the location
91 expression byte stream generated.
92 In case of an error, these functions return
97 These functions can fail with:
98 .Bl -tag -width ".Bq Er DW_DLE_ARGUMENT"
99 .It Bq Er DW_DLE_ARGUMENT
103 .It Bq Er DW_DLE_MEMORY
104 An out of memory condition was encountered during the execution of
109 .Xr dwarf_add_AT_location_expr 3 ,
110 .Xr dwarf_add_expr_gen 3 ,
111 .Xr dwarf_expr_current_offset 3 ,
112 .Xr dwarf_expr_into_block 3 ,