[Dwarf-Discuss] Announcing dwgrep 0.1

2014-12-10 Thread Petr Machata
I am happy to announce the first release of dwgrep, a tool for querying Dwarf graphs. Dwgrep is useful for looking up particular patterns in Dwarf files. They might be nonsensical or sub-optimal constructs produced as a result of a compiler bug, rare constructs, or some sort of relationship that y

Re: [Dwarf-Discuss] Proposal to reserve .debug_macro opcode 0xff

2014-10-01 Thread Petr Machata
Jakub Jelinek writes: > All of values from DW_MACRO_lo_user to DW_MACRO_hi_user are meant for > vendor extensions and can have arbitrary arguments, I doubt > the particular one (with an integer and inline string argument) > is useful for anything. If a vendor needs an extension with a string > a

[Dwarf-Discuss] Proposal to reserve .debug_macro opcode 0xff

2014-09-30 Thread Petr Machata
Hello, I'm working on support in elfutils for the .debug_macro proposal[1]. The numerical values and semantics of DW_MACINFO_* opcodes are equivalent to their new-style DW_MACRO_* counterparts. So a decoder could transparently read in .debug_macro instead of .debug_macinfo, and serve the opcodes