diff options
| author | Dhiru Kholia <dhiru.kholia@gmail.com> | 2014-03-11 18:49:50 -0700 |
|---|---|---|
| committer | Ian Lance Taylor <iant@golang.org> | 2014-03-11 18:49:50 -0700 |
| commit | 5b5c8f0576e15db9bc5aa1e63507cef3aa370478 (patch) | |
| tree | ab61d7c41f0aab31b7be42f9916bb79a916dcbae /src/pkg/debug | |
| parent | ae9b661fa859222b9bcbcafc1a63f3f305385e75 (diff) | |
| download | go-5b5c8f0576e15db9bc5aa1e63507cef3aa370478.tar.xz | |
dwarf: add extensions for multi-file compression (.dwz)
LGTM=iant
R=golang-codereviews, iant, bradfitz
CC=golang-codereviews, math-nuts
https://golang.org/cl/72820044
Diffstat (limited to 'src/pkg/debug')
| -rw-r--r-- | src/pkg/debug/dwarf/const.go | 4 | ||||
| -rw-r--r-- | src/pkg/debug/dwarf/entry.go | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/src/pkg/debug/dwarf/const.go b/src/pkg/debug/dwarf/const.go index 987812b152..93c68881af 100644 --- a/src/pkg/debug/dwarf/const.go +++ b/src/pkg/debug/dwarf/const.go @@ -212,6 +212,10 @@ const ( formExprloc format = 0x18 formFlagPresent format = 0x19 formRefSig8 format = 0x20 + // Extensions for multi-file compression (.dwz) + // http://www.dwarfstd.org/ShowIssue.php?issue=120604.1 + formGnuRefAlt format = 0x1f20 + formGnuStrpAlt format = 0x1f21 ) // A Tag is the classification (the type) of an Entry. diff --git a/src/pkg/debug/dwarf/entry.go b/src/pkg/debug/dwarf/entry.go index 934416e6c1..665c6840d4 100644 --- a/src/pkg/debug/dwarf/entry.go +++ b/src/pkg/debug/dwarf/entry.go @@ -241,10 +241,10 @@ func (b *buf) entry(atab abbrevTable, ubase Offset) *Entry { // lineptr, loclistptr, macptr, rangelistptr // New in DWARF 4, but clang can generate them with -gdwarf-2. // Section reference, replacing use of formData4 and formData8. - case formSecOffset: + case formSecOffset, formGnuRefAlt, formGnuStrpAlt: is64, known := b.format.dwarf64() if !known { - b.error("unknown size for DW_FORM_sec_offset") + b.error("unknown size for form 0x" + strconv.FormatInt(int64(fmt), 16)) } else if is64 { val = int64(b.uint64()) } else { |