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support a few DWARF-5 only features (#1410)

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Support a few DWARF-5 only features:

* read .debug_addr
* read .debug_rnglists
* read .debug_loclists when present
* add dwarf-5 test
* read .debug_addr
* read .debug_rnglists
* read .debug_loclists when present
* support .debug_line_str and .debug_str_offsets

Co-authored-by: Yury Delendik <ydelendik@mozilla.com>
This commit is contained in:
Gabor Greif
2020-04-28 00:27:22 +02:00
committed by GitHub
parent d6b1589926
commit 1639ed0e2e
12 changed files with 202 additions and 99 deletions
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3
crates/debug/src/gc.rs
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@@ -170,6 +170,9 @@ fn has_valid_code_range<R: Reader<Offset = usize>>(
} else if let Some(low_pc) = die.attr_value(constants::DW_AT_low_pc)? {
if let read::AttributeValue::Addr(a) = low_pc {
return Ok(at.can_translate_address(a));
} else if let read::AttributeValue::DebugAddrIndex(i) = low_pc {
let a = dwarf.debug_addr.get_address(4, unit.addr_base, i)?;
return Ok(at.can_translate_address(a));
}
}
}