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Re: PATCH: partial merge of dwarf2.h



I'm not sure who approves changes to include/dwarf2.h, but I approve
this change.

Per Bothner <per@bothner.com> writes:

> 
> Ok to check in?
> 
>         * dwarf2.h:  Partial merge with gcc version.
>         (enum dwarf_descrim_list):  Fix typo -> dwarf_discrim_list.
>         (DW_LANG_Java):  Use value from dwarf 2.1 draft (also used in gcc).
> 
> Index: dwarf2.h
> ===================================================================
> RCS file: /cvs/src/src/include/elf/dwarf2.h,v
> retrieving revision 1.3
> diff -u -r1.3 dwarf2.h
> --- dwarf2.h	2001/03/14 02:27:44	1.3
> +++ dwarf2.h	2001/06/12 03:10:48
> @@ -1,6 +1,6 @@
> -/* Declarations and definitions of codes relating to the DWARF symbolic
> +/* Declarations and definitions of codes relating to the DWARF2 symbolic
>     debugging information format.
> -   Copyright 1992, 1993, 1995, 1996, 1999 Free Software Foundation, Inc.
> +   Copyright 1992, 1993, 1995, 1996, 1999, 2000 Free Software Foundation, Inc.
>  
>     Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
>     Office (AJPO), Florida State Unviversity and Silicon Graphics Inc.
> @@ -31,6 +31,9 @@
>     by UNIX International.  Copies of this specification are available from
>     UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.  */
>  
> +/* This file is shared between GCC and GDB, and should not contain
> +   prototypes.  */
> +
>  #ifndef _ELF_DWARF2_H
>  #define _ELF_DWARF2_H
>  
> @@ -177,7 +180,9 @@
>      /* GNU extensions */
>      DW_TAG_format_label = 0x4101,	/* for FORTRAN 77 and Fortran 90 */
>      DW_TAG_function_template = 0x4102,	/* for C++ */
> -    DW_TAG_class_template = 0x4103	/* for C++ */
> +    DW_TAG_class_template = 0x4103,	/* for C++ */
> +    DW_TAG_GNU_BINCL = 0x4104,
> +    DW_TAG_GNU_EINCL = 0x4105
>    };
>  
>  #define DW_TAG_lo_user	0x4080
> @@ -535,8 +540,8 @@
>      DW_INL_declared_inlined = 3
>    };
>  
> -/* descriminant lists */
> -enum dwarf_descrim_list
> +/* discriminant lists */
> +enum dwarf_discrim_list
>    {
>      DW_DSC_label = 0,
>      DW_DSC_range = 1
> @@ -586,8 +591,20 @@
>      DW_CFA_def_cfa = 0x0c,
>      DW_CFA_def_cfa_register = 0x0d,
>      DW_CFA_def_cfa_offset = 0x0e,
> +    DW_CFA_def_cfa_expression = 0x0f,
> +    DW_CFA_expression = 0x10,
> +    /* Dwarf 2.1 */
> +    DW_CFA_offset_extended_sf = 0x11,
> +    DW_CFA_def_cfa_sf = 0x12,
> +    DW_CFA_def_cfa_offset_sf = 0x13,
> +
>      /* SGI/MIPS specific */
> -    DW_CFA_MIPS_advance_loc8 = 0x1d
> +    DW_CFA_MIPS_advance_loc8 = 0x1d,
> +
> +    /* GNU extensions */
> +    DW_CFA_GNU_window_save = 0x2d,
> +    DW_CFA_GNU_args_size = 0x2e,
> +    DW_CFA_GNU_negative_offset_extended = 0x2f
>    };
>  
>  #define DW_CIE_ID	  0xffffffff
> @@ -616,7 +633,7 @@
>      DW_LANG_Fortran90 = 0x0008,
>      DW_LANG_Pascal83 = 0x0009,
>      DW_LANG_Modula2 = 0x000a,
> -    DW_LANG_Java = 0x9af4,
> +    DW_LANG_Java = 0x000b,
>      DW_LANG_Mips_Assembler = 0x8001
>    };
>  
> @@ -634,5 +651,29 @@
>      DW_MACINFO_end_file = 4,
>      DW_MACINFO_vendor_ext = 255
>    };
> +
> +
> +/* @@@ For use with GNU frame unwind information.  */
> +
> +#define DW_EH_PE_absptr		0x00
> +#define DW_EH_PE_omit		0xff
> +
> +#define DW_EH_PE_uleb128	0x01
> +#define DW_EH_PE_udata2		0x02
> +#define DW_EH_PE_udata4		0x03
> +#define DW_EH_PE_udata8		0x04
> +#define DW_EH_PE_sleb128	0x09
> +#define DW_EH_PE_sdata2		0x0A
> +#define DW_EH_PE_sdata4		0x0B
> +#define DW_EH_PE_sdata8		0x0C
> +#define DW_EH_PE_signed		0x08
> +
> +#define DW_EH_PE_pcrel		0x10
> +#define DW_EH_PE_textrel	0x20
> +#define DW_EH_PE_datarel	0x30
> +#define DW_EH_PE_funcrel	0x40
> +#define DW_EH_PE_aligned	0x50
> +
> +#define DW_EH_PE_indirect	0x80
>  
>  #endif /* _ELF_DWARF2_H */
> 
> -- 
> 	--Per Bothner
> per@bothner.com   http://www.bothner.com/per/
> 


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