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author | William A. Kennington III <wak@google.com> | 2021-06-02 22:28:27 +0300 |
---|---|---|
committer | Brad Bishop <bradleyb@fuzziesquirrel.com> | 2021-06-07 18:15:22 +0300 |
commit | ac69b488c6ecf0e6df8321218006f23211c45e46 (patch) | |
tree | 899942e99c3be5138dd4784f939f0e8b717f90b9 /poky/meta/recipes-devtools/binutils | |
parent | ee32beb0333105ea120420a3556a752079ef5437 (diff) | |
download | openbmc-ac69b488c6ecf0e6df8321218006f23211c45e46.tar.xz |
poky: subtree update:2dcd1f2a21..9d1b332292
Alejandro Hernandez Samaniego (2):
baremetal-helloworld: Enable RISC-V 64 port
baremetal-image: Fix post process command rootfs_update_timestamp
Alexander Kanavin (94):
python3: add markdown/smartypants/typogrify modules
gi-docgen: add a recipe and class
gdk-pixbuf/pango: replace gtk-doc with gi-docgen
vala: upgrade 0.50.4 -> 0.52.2
xkbcomp: upgrade 1.4.4 -> 1.4.5
stress-ng: upgrade 0.12.05 -> 0.12.06
xserver-xorg: upgrade 1.20.10 -> 1.20.11
xorgproto: upgrade 2020.1 -> 2021.3
dpkg: update 1.20.7.1 -> 1.20.9
puzzles: update to latest revision
cmake: update 3.19.5 -> 3.20.1
meson: update 0.57.1 -> 0.57.2
systemd: backport a patch to avoid unnecessary rsync dependency with latest meson
pulseaudio: unbreak build with latest meson
libdnf: upgrade 0.58.0 -> 0.62.0
bluez5: upgrade 5.56 -> 5.58
libxkbcommon: update 1.0.3 -> 1.2.1
libgudev: update 234 -> 236
vulkan-samples: update to latest revision
gnupg: upgrade 2.2.27 -> 2.3.1
virglrenderer: update 0.8.2 -> 0.9.1
webkitgtk: update 2.30.6 -> 2.32.0
acl: upgrade 2.2.53 -> 2.3.1
bind: upgrade 9.16.12 -> 9.16.13
bison: upgrade 3.7.5 -> 3.7.6
createrepo-c: upgrade 0.17.0 -> 0.17.2
cronie: upgrade 1.5.5 -> 1.5.7
dnf: upgrade 4.6.0 -> 4.7.0
e2fsprogs: upgrade 1.46.1 -> 1.46.2
gnu-efi: upgrade 3.0.12 -> 3.0.13
systemd-boot: backport a fix to address failures with new gnu-efi
gobject-introspection: upgrade 1.66.1 -> 1.68.0
gtk+3: upgrade 3.24.25 -> 3.24.28
harfbuzz: upgrade 2.7.4 -> 2.8.0
less: upgrade 563 -> 581
libfm: upgrade 1.3.1 -> 1.3.2
libinput: upgrade 1.16.4 -> 1.17.1
libwpe: upgrade 1.8.0 -> 1.10.0
libxres: upgrade 1.2.0 -> 1.2.1
linux-firmware: upgrade 20210208 -> 20210315
pango: upgrade 1.48.2 -> 1.48.4
piglit: upgrade to latest revision
pkgconf: upgrade 1.7.3 -> 1.7.4
python3-hypothesis: upgrade 6.2.0 -> 6.9.1
python3-importlib-metadata: upgrade 3.4.0 -> 3.10.1
python3-pytest: upgrade 6.2.2 -> 6.2.3
python3-setuptools-scm: upgrade 5.0.1 -> 6.0.1
x264: upgrade to latest revision
ptest: add a test for orphaned ptests, and restore ones found by it
swig: fix upstream version check
liberation-fonts: fix upstream version check
Revert "go: Use dl.google.com for SRC_URI"
powertop: update 2.13 -> 2.14
mesa: add lmsensors PACKAGECONFIG
ffmpeg: update 4.3.2 -> 4.4
qemu: use 4 cores in qemu guests
avahi: disable gtk bits
gdk-pixbuf: rewrite the cross-build support for tests
gnome: drop upstream even condition from a few recipes
expat: upgrade 2.2.10 -> 2.3.0
meson.bbclass: split python routines into a separate class
gstreamer1.0-plugins-base: backport a patch to fix meson 0.58 builds
meson: update 0.57.2 -> 0.58.0
qemu: backport a patch to fix meson 0.58 builds
nativesdk-meson: correctly set cpu_family
bitbake: fetch2/wget: when checking latest versions, consider all numerical directories
mklibs: remove recipes and class
local.conf: Drop support for mklibs
u-boot: upgrade 2021.01 -> 2021.04
gdk-pixbuf: update a patch status
systemd: update 247.6 -> 248.3
systemd-conf: do not version in lockstep with systemd
gnu-config: update to latest revision
mmc-utils: update to latest revision
python3-smartypants: fix upstream version check
at: upgrade 3.2.1 -> 3.2.2
gnomebase: trim the SRC_URI directory from the back
gsettings-desktop-schemas: upgrade 3.38.0 -> 40.0
igt-gpu-tools: upgrade 1.25 -> 1.26
mesa: update 21.0.3 -> 21.1.1
vulkan-samples: update to latest revision
libgpg-error: update 1.41 -> 1.42
webkitgtk: update 2.32.0 -> 2.32.1
glib-2.0: update 2.68.1 -> 2.68.2
apt: upgrade 2.2.2 -> 2.2.3
cmake: update 3.20.1 -> 3.20.2
libdnf: update 0.62.0 -> 0.63.0
harfbuzz: update 2.8.0 -> 2.8.1
curl: update 7.76.0 -> 7.76.1
systemtap: update 4.4 -> 4.5
wayland: package target binaries into -tools, not into -dev
ptest: add newly discovered missing runtime dependencies across recipes
images: remove sato/weston ptest images
images: add ptest images based on core-image-minimal
Andreas Müller (1):
gstreamer1.0-plugins-good: fix build with gcc11
Andrej Valek (1):
expat: upgrade 2.3.0 -> 2.4.1
Anuj Mittal (1):
lsb-release: fix reproducibility failure
Armin Kuster (5):
bitbake: hashserv/server.py: drop unused imports
bitbake: hashserver/client.py: drop unused imports
poky.yaml: fedora33: add missing pkgs
systemctl: Stop tracebacks use formated error messages
package_manager/rpm: decode systemctl failures
Bastian Krause (1):
ccache: version bump 4.2.1 -> 4.3
Bruce Ashfield (18):
linux-yocto/5.4: qemuppc32: reduce serial shutdown issues
kern-tools: Kconfiglib: add support for bare 'modules' keyword
lttng-modules: update devupstream to v2.13-rc
lttng-modules: update to v2.12.6
kernel-yocto: provide debug / summary information for metadata
linux-yocto/5.10: update to v5.10.35
linux-yocto/5.4: update to v5.4.117
linux-yocto/5.10: ktypes/standard: disable obsolete crypto options by default
linux-yocto/5.10: update to v5.10.36
linux-yocto/5.4: update to v5.4.118
linux-yocto/5.10: update to v5.10.37
linux-yocto/5.4: update to v5.4.119
kernel-devsrc: adjust NM and OBJTOOL variables for target
linux-yocto/5.10: update to v5.10.38
linux-yocto-dev: bump to v5.13+
linux-yocto/5.4: update to v5.4.120
linux-yocto/5.10: update to v5.10.41
linux-yocto/5.4: update to v5.4.123
Carlos Rafael Giani (1):
ffmpeg: Add libopus packageconfig
Changqing Li (2):
unfs3: correct configure option
pkgconfig: update SRC_URI
Chen Qi (3):
db: update CVE_PRODUCT
rt-tests: update SRCREV
xxhash: backport patch to fix special char problem
Daniel McGregor (3):
lib/oe/gpg_sign.py: Fix gpg verification
sstate: Ignore sstate signing key
bison: Make libtextstyle and libreadline optional
Daniel Wagenknecht (1):
kernel-dev: document KCONFIG_MODE
Douglas Royds (3):
Revert "icecc: Don't use icecc when INHIBIT_DEFAULT_DEPS is set"
icecc: Demote "could not get ICECC_CC" warning to note
icecc-create-env: Silence warning: invalid ICECC_ENV_EXEC
Drew Moseley (1):
manuals: fix a few incorrect option specifications.
Guillaume Champagne (1):
image-live.bbclass: order do_bootimg after do_rootfs
Joshua Watt (1):
zstd: Add patch to fix MinGW builds
Kai Kang (1):
grub2.inc: remove '-O2' from CFLAGS
Khem Raj (17):
swig: Upgrade to 4.0.2
python3-markdown: Upgrade to 3.3.4
ffmpeg: Fix build on mips
npth: Check for pthread_create for including lpthread
gcc: Add target gcc include search for musl config too
gcc: Extend .gccrelocprefix section support to musl configs
gcc: Refresh patch to fix patch fuzz
musl: Fix __NR_fstatat syscall name for riscv
libxfixes: Update to 6.0.0 release
xorgproto: Upgrade to 2021.4 release
glibc: Update to latest 2.33 branch
systemd: Fix 248.3 on musl
glibc: Enable memory tagging for aarch64
gcc: Update to latest on release/gcc-11 branch
apt: Add missing <array> header
ovmf: Fix VLA warnings with GCC 11
libucontext: Switch to meson build system
Martin Jansa (4):
gcc-sanitizers: Package up static hwasan files as well
webkitgtk: fix build without opengl in DISTRO_FEATURES
binutils: backport DWARF-5 support for gold
sstatesig.py: make it fatal error when sstate manifest isn't found
Michael Halstead (3):
releases: update to include 3.2.4
uninative: Upgrade to 3.2 (gcc11 support)
releases: update to include 3.3.1
Michael Opdenacker (8):
manuals: reduce verbosity with "worry about" expression
manuals: reduce verbosity related to "the following" expression
ref-manual: simplify style
kernel-dev manual: simplify style
dev-manual: simplify style
sdk-manual: simplify style and fix formating
overview-manual: simplify style and add missings references
manuals: simplify style
Mike Crowe (2):
npm.bbclass: Allow nodedir to be overridden by NPM_NODEDIR
libnotify: Make gtk+3 dependency optional
Ming Liu (4):
kernel-fitimage.bbclass: fix a wrong conditional check
initramfs-framework:rootfs: fix wrong indentions
kernel-fitimage.bbclass: drop unit addresses from bootscr sections
uboot-sign/kernel-fitimage: split generate_rsa_keys task
Nikolay Papenkov (1):
flex: correct license information
Nisha Parrakat (1):
squashfs-tools: package squashfs-fs.h
Peter Kjellerstedt (3):
libcap: Configure Make variables correctly without a horrible hack
util-linux.inc: Do not modify BPN
native.bbclass: Do not remove "-native" in the middle of recipe names
Petr Vorel (1):
ltp: Update to 20210524
Richard Purdie (92):
oeqa/qemurunner: Fix binary vs str issue
oeqa/qemurunner: Improve handling of run_serial for shutdown commands
ptest-packagelists: Add expat-ptest to fast ptests
puzzles: Upstream changed to main branch for development
grub2: Add CVE whitelist entries for issues fixed in 2.06
glibc: Document and whitelist CVE-2019-1010022-25
qemu: Exclude CVE-2017-5957 from cve-check
qemu: Exclude CVE-2007-0998 from cve-check
qemu: Exclude CVE-2018-18438 from cve-check
jquery: Exclude CVE-2007-2379 from cve-check
logrotate: Exclude CVE-2011-1548,1549,1550 from cve-check
openssh: Exclude CVE-2007-2768 from cve-check
ovmf: Improve reproducibility by enabling prefix mapping
bind: Exclude CVE-2019-6470 from cve-check
openssh: Exclude CVE-2008-3844 from cve-check
unzip: Exclude CVE-2008-0888 from cve-check
cpio: Exclude CVE-2010-4226 from cve-check
xinetd: Exclude CVE-2013-4342 from cve-check
ghostscript: Exclude CVE-2013-6629 from cve-check
bluez: Exclude CVE-2020-12352 CVE-2020-24490 from cve-check
tiff: Exclude CVE-2015-7313 from cve-check
ovmf: Disable lto to aid reproducibility
ovmf: Fix other reproducibility issues
rpm: Exclude CVE-2021-20271 from cve-check
coreutils: Exclude CVE-2016-2781 from cve-check
librsvg: Exclude CVE-2018-1000041 from cve-check
avahi: Exclude CVE-2021-26720 from cve-check
qemu: Set SMP to 4 cpus for arm/x86 only
qemuboot-x86: Switch to IvyBridge and q35 instead of pc
qemu-x86: Add commandline options to improve boot
sstate: Handle manifest 'corruption' issue
lttng-ust: Upgrade 2.12.1 -> 2.12.2
qemu: Upgrade 5.2.0 -> 6.0.0
python3-markupsafe: Upgrade 1.1.1 -> 2.0.0
python3-jinja2: Upgrade 2.11.3 -> 3.0.0
ofono: upgrade 1.31 -> 1.32
libnss-mdns: upgrade 0.14.1 -> 0.15
python3-git: upgrade 3.1.14 -> 3.1.17
bind: upgrade 9.16.13 -> 9.16.15
vala: upgrade 0.52.2 -> 0.52.3
libjpeg-turbo: upgrade 2.0.6 -> 2.1.0
btrfs-tools: upgrade 5.12 -> 5.12.1
python3-hypothesis: upgrade 6.9.1 -> 6.12.0
python3-numpy: upgrade 1.20.2 -> 1.20.3
gtk+3: upgrade 3.24.28 -> 3.24.29
sudo: upgrade 1.9.6p1 -> 1.9.7
stress-ng: upgrade 0.12.06 -> 0.12.08
less: upgrade 581 -> 586
libtirpc: upgrade 1.3.1 -> 1.3.2
libinput: upgrade 1.17.1 -> 1.17.2
zstd: upgrade 1.4.9 -> 1.5.0
hdparm: upgrade 9.61 -> 9.62
libxkbcommon: upgrade 1.2.1 -> 1.3.0
spirv-tools: upgrade 2020.7 -> 2021.1
diffoscope: upgrade 172 -> 175
mpg123: upgrade 1.26.5 -> 1.27.2
sqlite3: upgrade 3.35.3 -> 3.35.5
wayland-protocols: upgrade 1.20 -> 1.21
shaderc: upgrade 2020.5 -> 2021.0
wpebackend-fdo: upgrade 1.8.3 -> 1.8.4
libxcrypt-compat: upgrade 4.4.19 -> 4.4.20
Revert "cml1.bbclass: Return sorted list of cfg files"
bitbake: server/process: Handle error in heartbeat funciton in OOM case
glibc: Add 8GB VM usage cap for usermode test suite
cve-extra-exclusions.inc: add exclusion list for intractable CVE's
rpm: Drop CVE exclusion as database fixed to handle
cve-extra-exclusions: Fix typos
grub: Exclude CVE-2019-14865 from cve-check
cve-extra-exclusions.inc: Clean up merged CPE updates
ltp: Disable problematic tests causing autobuilder hangs
python3-setuptools: upgrade 56.0.0 -> 56.2.0
distro/maintainers: Fix up the ptest image entries
oeqa/runtime/rpm: Drop log message counting test component
linux-firmware: upgrade 20210315 -> 20210511
libxcrypt: Upgrade 4.4.20 -> 4.4.22
iproute2: upgrade 5.11.0 -> 5.12.0
libx11: upgrade 1.7.0 -> 1.7.1
python3-hypothesis: upgrade 6.12.0 -> 6.13.7
pango: upgrade 1.48.4 -> 1.48.5
python3-importlib-metadata: upgrade 4.0.1 -> 4.3.0
libmodulemd: upgrade 2.12.0 -> 2.12.1
vte: upgrade 0.64.0 -> 0.64.1
libinput: upgrade 1.17.2 -> 1.17.3
gi-docgen: upgrade 2021.5 -> 2021.6
kmod: upgrade 28 -> 29
xorgproto: upgrade 2021.4 -> 2021.4.99.1
libpcre2: upgrade 10.36 -> 10.37
libepoxy: upgrade 1.5.5 -> 1.5.8
python3-jinja2: upgrade 3.0.0 -> 3.0.1
curl: upgrade 7.76.1 -> 7.77.0
python3-setuptools: upgrade 56.2.0 -> 57.0.0
oeqa/qemurunner: Improve timeout handling
Richard Weinberger (1):
Add support for erofs filesystems
Robert Joslyn (3):
liberation-fonts: Update to 2.1.4
epiphany: Update to 40.1
btrfs-tools: Update to 5.12
Robert P. J. Day (8):
sdk-manual: couple minor fixes in using.rst
sdk-manual: various cleanups to intro.rst
ref-manual: delete references to dead LSB compliance
ref-manual: delete extraneous back quote
image.bbclass: fix comment "pacackages" -> "packages"
meta/lib/oe/rootfs.py: Fix typo "Restoreing" -> "Restoring"
bitbake.conf: alphabetize contents of ASSUME_PROVIDED
ref-manual: add links to some variables in glossary
Romain Naour (1):
dejagnu: needs expect at runtime
Ross Burton (12):
cairo: backport patch for CVE-2020-35492
libnotify: whitelist CVE-2013-7381 (specific to the NodeJS bindings)
builder: whitelist CVE-2008-4178 (a different builder)
libarchive: disable redundant libxml2 PACKAGECONFIG
meson: update patch status
cups: whitelist CVE-2021-25317
libsolv: add missing db dependency
rpm: turn Berkeley DB hard dependency into PACKAGECONFIG
python3: update status on upstreamed patch
ref-manual: Ubuntu 20.04 is also LTS
package_rpm: pass XZ_THREADS to rpm
gcc: revert libstc++-gdb.py installation changes
Samuli Piippo (3):
gcc-cross-canadian: add symlinks for ld.bfd and ld.gold
libarchive: enable zstd support
cmake-native: enabled zstd support
Stefan Ghinea (1):
boost: fix do_fetch failure
Steve Sakoman (1):
expat: set CVE_PRODUCT
Tony Tascioglu (3):
libxml2: Reformat runtest.patch
libxml2: Add bash dependency for ptests.
libxml2: Update to 2.9.12
Trevor Gamblin (2):
python3: upgrade 3.9.4 -> 3.9.5
bind: upgrade 9.16.15 -> 9.16.16
Ulrich Ölmann (1):
local.conf.sample: fix typo
Vinícius Ossanes Aquino (1):
lttng-modules: backport patches to fix build against 5.12+ kernel
Yann Dirson (1):
linux-firmware: include all relevant files in -bcm4356
hongxu (1):
gdk-pixbuf: fix nativesdk do_configure failed
wangmy (21):
python3-pygments: upgrade 2.8.1 -> 2.9.0
at-spi2-core: upgrade 2.40.0 -> 2.40.1
ell: upgrade 0.39 -> 0.40
kexec-tools: upgrade 2.0.21 -> 2.0.22
go: upgrade 1.16.3 -> 1.16.4
python3-attrs: upgrade 20.3.0 -> 21.2.0
python3-six: upgrade 1.15.0 -> 1.16.0
vulkan-samples: update to latest revision
vulkan-headers: upgrade 1.2.170.0 -> 1.2.176.0
vulkan-tools: upgrade 1.2.170.0 -> 1.2.176.0
vulkan-loader: upgrade 1.2.170.0 -> 1.2.176.0
distcc: upgrade 3.3.5 -> 3.4
libdrm: upgrade 2.4.105 -> 2.4.106
libidn2: upgrade 2.3.0 -> 2.3.1
libtasn1: upgrade 4.16.0 -> 4.17.0
python3-libarchive-c: upgrade 2.9 -> 3.0
python3-markupsafe: upgrade 2.0.0 -> 2.0.1
python3-more-itertools: upgrade 8.7.0 -> 8.8.0
python3-pytest: upgrade 6.2.3 -> 6.2.4
logrotate: upgrade 3.18.0 -> 3.18.1
stress-ng: upgrade 0.12.08 -> 0.12.09
zhengruoqin (10):
busybox: upgrade 1.33.0 -> 1.33.1
rng-tools: upgrade 6.11 -> 6.12
rpcbind: upgrade 1.2.5 -> 1.2.6
sysklogd: upgrade 2.2.2 -> 2.2.3
python3-importlib-metadata: upgrade 3.10.1 -> 4.0.1
python3-sortedcontainers: upgrade 2.3.0 -> 2.4.0
rxvt-unicode: upgrade 9.22 -> 9.26
libedit: upgrade 20210419-3.1 -> 20210522-3.1
libtest-needs-perl: upgrade 0.002006 -> 0.002009
libucontext: upgrade 0.10 -> 1.1
Change-Id: I5e5148036ac2a7918974733e5751c3392139b17e
Signed-off-by: William A. Kennington III <wak@google.com>
Diffstat (limited to 'poky/meta/recipes-devtools/binutils')
-rw-r--r-- | poky/meta/recipes-devtools/binutils/binutils-2.36.inc | 1 | ||||
-rw-r--r-- | poky/meta/recipes-devtools/binutils/binutils/0018-Add-DWARF-5-support-in-gold.patch | 1374 |
2 files changed, 1375 insertions, 0 deletions
diff --git a/poky/meta/recipes-devtools/binutils/binutils-2.36.inc b/poky/meta/recipes-devtools/binutils/binutils-2.36.inc index 66080dfce..d54e2a345 100644 --- a/poky/meta/recipes-devtools/binutils/binutils-2.36.inc +++ b/poky/meta/recipes-devtools/binutils/binutils-2.36.inc @@ -36,6 +36,7 @@ SRC_URI = "\ file://0015-sync-with-OE-libtool-changes.patch \ file://0016-Check-for-clang-before-checking-gcc-version.patch \ file://0017-Add-support-for-the-DW_FORM_strx-forms-to-the-BFD-li.patch \ + file://0018-Add-DWARF-5-support-in-gold.patch \ file://CVE-2021-20197.patch \ " S = "${WORKDIR}/git" diff --git a/poky/meta/recipes-devtools/binutils/binutils/0018-Add-DWARF-5-support-in-gold.patch b/poky/meta/recipes-devtools/binutils/binutils/0018-Add-DWARF-5-support-in-gold.patch new file mode 100644 index 000000000..353b68085 --- /dev/null +++ b/poky/meta/recipes-devtools/binutils/binutils/0018-Add-DWARF-5-support-in-gold.patch @@ -0,0 +1,1374 @@ +From 29dab7648672342418a9d32767e3b3182d9e6a30 Mon Sep 17 00:00:00 2001 +From: Cary Coutant <ccoutant@gmail.com> +Date: Wed, 17 Mar 2021 21:31:15 -0700 +Subject: [PATCH] Add DWARF 5 support in gold. + +elfcpp/ + PR gold/27246 + * dwarf.h (enum DW_LNCT): Add line number table content type codes. + (enum DW_LINE_OPS): Reformat. + (enum DW_LINE_EXTENDED_OPS): Reformat. + (enum DW_CHILDREN): Reformat. + (enum DW_RLE): Add range list entry types. + (enum DW_SECT): Update values for DWARF 5. + +gold/ + PR gold/27246 + * dwarf_reader.cc (Dwarf_abbrev_table::do_get_abbrev): Handle + DW_FORM_implicit_const. + (Dwarf_ranges_table::read_ranges_table): Add version parameter; + Adjust all callers. Look for .debug_rnglists section if DWARF 5. + (Dwarf_ranges_table::read_range_list_v5): New method. + (Dwarf_die::read_attributes): Handle new DWARF 5 DW_FORM codes. + (Dwarf_die::skip_attributes): Likewise. + (Dwarf_info_reader::do_parse): Support DWARF 5 unit header format. + (Dwarf_info_reader::read_3bytes_from_pointer): New method. + (Sized_dwarf_line_info::Sized_dwarf_line_info): Initialize + str_buffer_, str_buffer_start, reloc_map_, line_number_map_. + Look for .debug_line_str section. + (Sized_dwarf_line_info::read_header_prolog): Support DWARF 5 prolog. + (Sized_dwarf_line_info::read_header_tables): Rename to... + (Sized_dwarf_line_info::read_header_tables_v2): ... this. + (Sized_dwarf_line_info::read_header_tables_v5): New method. + (Sized_dwarf_line_info::process_one_opcode): Insert missing "this->". + Change advance_line to signed int64_t. + (Sized_dwarf_line_info::read_lines): Add endptr parameter; adjust + callers. Insert missing "this->". + (Sized_dwarf_line_info::read_line_mappings): Support DWARF 5. + (Sized_dwarf_line_info::do_addr2line): Add debug code. + * dwarf_reader.h (Dwarf_abbrev_table::Attribute): Add implicit_const + field. Adjust constructor. + (Dwarf_abbrev_table::add_sttribute): Add implicit_const parameter. + (Dwarf_ranges_table::read_ranges_table): Add version parameter. + (Dwarf_ranges_table::read_range_list_v5): New method. + (Dwarf_die): Remove unused attr_off field. + (Dwarf_info_reader::Dwarf_info_reader): Initialize unit_type_ field. + (Dwarf_info_reader::is_type_unit): New method. + (Dwarf_info_reader::read_3bytes_from_pointer): New method. + (Dwarf_info_reader::read_range_list): Call read_range_list_v5 for + DWARF 5 range lists. + (Dwarf_info_reader::is_type_unit_): Remove. + (Dwarf_info_reader::unit_type_): New field. + (Sized_dwarf_line_info::~Sized_dwarf_line_info): Delete + str_buffer_start_. + (Sized_dwarf_line_info::read_header_tables): Rename to... + (Sized_dwarf_line_info::read_header_tables_v2): ... this. + (Sized_dwarf_line_info::read_header_tables_v5): New method. + (Sized_dwarf_line_info::read_lines): Add endptr parameter. + (Sized_dwarf_line_info::Dwarf_line_infoHeader): Add address_size field. + (Sized_dwarf_line_info::str_buffer_): New field. + (Sized_dwarf_line_info::str_buffer_end_): New field. + (Sized_dwarf_line_info::str_buffer_start_): New field. + (Sized_dwarf_line_info::end_of_header_length_): New field. + (Sized_dwarf_line_info::end_of_unit_): New field. + +Upstream-Status: Backport [5cde809b7b9 Add DWARF 5 support in gold.] + +Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com> +--- + elfcpp/dwarf.h | 89 +++++-- + gold/dwarf_reader.cc | 591 +++++++++++++++++++++++++++++++++++++------ + gold/dwarf_reader.h | 103 ++++++-- + 3 files changed, 654 insertions(+), 129 deletions(-) + +diff --git a/elfcpp/dwarf.h b/elfcpp/dwarf.h +index e24347f8481..c9a9e02369c 100644 +--- a/elfcpp/dwarf.h ++++ b/elfcpp/dwarf.h +@@ -152,35 +152,48 @@ enum DW_EH_PE + DW_EH_PE_indirect = 0x80 + }; + ++// Line number table content type codes. ++ ++enum DW_LNCT ++{ ++ DW_LNCT_path = 0x1, ++ DW_LNCT_directory_index = 0x2, ++ DW_LNCT_timestamp = 0x3, ++ DW_LNCT_size = 0x4, ++ DW_LNCT_MD5 = 0x5, ++ DW_LNCT_lo_user = 0x2000, ++ DW_LNCT_hi_user = 0x3fff ++}; ++ + // Line number opcodes. + + enum DW_LINE_OPS + { +- DW_LNS_extended_op = 0, +- DW_LNS_copy = 1, +- DW_LNS_advance_pc = 2, +- DW_LNS_advance_line = 3, +- DW_LNS_set_file = 4, +- DW_LNS_set_column = 5, +- DW_LNS_negate_stmt = 6, +- DW_LNS_set_basic_block = 7, +- DW_LNS_const_add_pc = 8, +- DW_LNS_fixed_advance_pc = 9, ++ DW_LNS_extended_op = 0x00, ++ DW_LNS_copy = 0x01, ++ DW_LNS_advance_pc = 0x02, ++ DW_LNS_advance_line = 0x03, ++ DW_LNS_set_file = 0x04, ++ DW_LNS_set_column = 0x05, ++ DW_LNS_negate_stmt = 0x06, ++ DW_LNS_set_basic_block = 0x07, ++ DW_LNS_const_add_pc = 0x08, ++ DW_LNS_fixed_advance_pc = 0x09, + // DWARF 3. +- DW_LNS_set_prologue_end = 10, +- DW_LNS_set_epilogue_begin = 11, +- DW_LNS_set_isa = 12 ++ DW_LNS_set_prologue_end = 0x0a, ++ DW_LNS_set_epilogue_begin = 0x0b, ++ DW_LNS_set_isa = 0x0c + }; + + // Line number extended opcodes. + + enum DW_LINE_EXTENDED_OPS + { +- DW_LNE_end_sequence = 1, +- DW_LNE_set_address = 2, +- DW_LNE_define_file = 3, ++ DW_LNE_end_sequence = 0x01, ++ DW_LNE_set_address = 0x02, ++ DW_LNE_define_file = 0x03, + // DWARF4. +- DW_LNE_set_discriminator = 4, ++ DW_LNE_set_discriminator = 0x04, + // HP extensions. + DW_LNE_HP_negate_is_UV_update = 0x11, + DW_LNE_HP_push_context = 0x12, +@@ -191,13 +204,15 @@ enum DW_LINE_EXTENDED_OPS + DW_LNE_HP_negate_post_semantics = 0x17, + DW_LNE_HP_negate_function_exit = 0x18, + DW_LNE_HP_negate_front_end_logical = 0x19, +- DW_LNE_HP_define_proc = 0x20 ++ DW_LNE_HP_define_proc = 0x20, ++ DW_LNE_lo_user = 0x80, ++ DW_LNE_hi_user = 0xff + }; + + enum DW_CHILDREN + { +- DW_CHILDREN_no =0x00, +- DW_CHILDREN_yes =0x01 ++ DW_CHILDREN_no = 0, ++ DW_CHILDREN_yes = 1 + }; + + // Source language names and codes. +@@ -247,20 +262,38 @@ enum DW_LANG + DW_LANG_HP_Assembler = 0x8007 + }; + ++// Range list entry kinds in .debug_rnglists* section. ++ ++enum DW_RLE ++{ ++ DW_RLE_end_of_list = 0x00, ++ DW_RLE_base_addressx = 0x01, ++ DW_RLE_startx_endx = 0x02, ++ DW_RLE_startx_length = 0x03, ++ DW_RLE_offset_pair = 0x04, ++ DW_RLE_base_address = 0x05, ++ DW_RLE_start_end = 0x06, ++ DW_RLE_start_length = 0x07 ++}; ++ + // DWARF section identifiers used in the package format. + // Extensions for Fission. See http://gcc.gnu.org/wiki/DebugFissionDWP. ++// Added (with changes) in DWARF 5. + + enum DW_SECT + { +- DW_SECT_INFO = 1, +- DW_SECT_TYPES = 2, +- DW_SECT_ABBREV = 3, +- DW_SECT_LINE = 4, +- DW_SECT_LOC = 5, ++ DW_SECT_INFO = 1, ++ DW_SECT_ABBREV = 3, ++ DW_SECT_LINE = 4, ++ DW_SECT_LOCLISTS = 5, + DW_SECT_STR_OFFSETS = 6, +- DW_SECT_MACINFO = 7, +- DW_SECT_MACRO = 8, +- DW_SECT_MAX = DW_SECT_MACRO, ++ DW_SECT_MACINFO = 7, ++ DW_SECT_RNGLISTS = 8, ++ DW_SECT_MAX = DW_SECT_RNGLISTS, ++ // These were used only for the experimental Fission support in DWARF 4. ++ DW_SECT_TYPES = 2, ++ DW_SECT_LOC = 5, ++ DW_SECT_MACRO = 8 + }; + + } // End namespace elfcpp. +diff --git a/gold/dwarf_reader.cc b/gold/dwarf_reader.cc +index f0e6b89bde2..83a0114ed39 100644 +--- a/gold/dwarf_reader.cc ++++ b/gold/dwarf_reader.cc +@@ -26,6 +26,7 @@ + #include <utility> + #include <vector> + ++#include "debug.h" + #include "elfcpp_swap.h" + #include "dwarf.h" + #include "object.h" +@@ -275,6 +276,14 @@ Dwarf_abbrev_table::do_get_abbrev(unsigned int code) + uint64_t form = read_unsigned_LEB_128(this->buffer_pos_, &len); + this->buffer_pos_ += len; + ++ // For DW_FORM_implicit_const, read the constant. ++ int64_t implicit_const = 0; ++ if (form == elfcpp::DW_FORM_implicit_const) ++ { ++ implicit_const = read_signed_LEB_128(this->buffer_pos_, &len); ++ this->buffer_pos_ += len; ++ } ++ + // A (0,0) pair terminates the list. + if (attr == 0 && form == 0) + break; +@@ -282,7 +291,7 @@ Dwarf_abbrev_table::do_get_abbrev(unsigned int code) + if (attr == elfcpp::DW_AT_sibling) + entry->has_sibling_attribute = true; + +- entry->add_attribute(attr, form); ++ entry->add_attribute(attr, form, implicit_const); + } + + this->store_abbrev(nextcode, entry); +@@ -302,8 +311,16 @@ Dwarf_ranges_table::read_ranges_table( + Relobj* object, + const unsigned char* symtab, + off_t symtab_size, +- unsigned int ranges_shndx) ++ unsigned int ranges_shndx, ++ unsigned int version) + { ++ const std::string section_name(version < 5 ++ ? ".debug_ranges" ++ : ".debug_rnglists"); ++ const std::string compressed_section_name(version < 5 ++ ? ".zdebug_ranges" ++ : ".zdebug_rnglists"); ++ + // If we've already read this abbrev table, return immediately. + if (this->ranges_shndx_ > 0 + && this->ranges_shndx_ == ranges_shndx) +@@ -318,7 +335,7 @@ Dwarf_ranges_table::read_ranges_table( + for (unsigned int i = 1; i < object->shnum(); ++i) + { + std::string name = object->section_name(i); +- if (name == ".debug_ranges" || name == ".zdebug_ranges") ++ if (name == section_name || name == compressed_section_name) + { + ranges_shndx = i; + this->output_section_offset_ = object->output_section_offset(i); +@@ -393,7 +410,7 @@ Dwarf_ranges_table::read_range_list( + { + Dwarf_range_list* ranges; + +- if (!this->read_ranges_table(object, symtab, symtab_size, ranges_shndx)) ++ if (!this->read_ranges_table(object, symtab, symtab_size, ranges_shndx, 4)) + return NULL; + + // Correct the offset. For incremental update links, we have a +@@ -459,6 +476,125 @@ Dwarf_ranges_table::read_range_list( + return ranges; + } + ++// Read a DWARF 5 range list from section RANGES_SHNDX at offset RANGES_OFFSET. ++ ++Dwarf_range_list* ++Dwarf_ranges_table::read_range_list_v5( ++ Relobj* object, ++ const unsigned char* symtab, ++ off_t symtab_size, ++ unsigned int addr_size, ++ unsigned int ranges_shndx, ++ off_t offset) ++{ ++ Dwarf_range_list* ranges; ++ ++ if (!this->read_ranges_table(object, symtab, symtab_size, ranges_shndx, 5)) ++ return NULL; ++ ++ ranges = new Dwarf_range_list(); ++ off_t base = 0; ++ unsigned int shndx0 = 0; ++ ++ // Correct the offset. For incremental update links, we have a ++ // relocated offset that is relative to the output section, but ++ // here we need an offset relative to the input section. ++ offset -= this->output_section_offset_; ++ ++ // Read the range list at OFFSET. ++ const unsigned char* prle = this->ranges_buffer_ + offset; ++ while (prle < this->ranges_buffer_end_) ++ { ++ off_t start; ++ off_t end; ++ unsigned int shndx1 = 0; ++ unsigned int shndx2 = 0; ++ size_t len; ++ ++ // Read the entry type. ++ unsigned int rle_type = *prle++; ++ offset += 1; ++ ++ if (rle_type == elfcpp::DW_RLE_end_of_list) ++ break; ++ ++ switch (rle_type) ++ { ++ case elfcpp::DW_RLE_base_address: ++ if (addr_size == 4) ++ base = this->dwinfo_->read_from_pointer<32>(prle); ++ else ++ base = this->dwinfo_->read_from_pointer<64>(prle); ++ if (this->ranges_reloc_mapper_ != NULL) ++ shndx0 = this->lookup_reloc(offset, &base); ++ prle += addr_size; ++ offset += addr_size; ++ break; ++ ++ case elfcpp::DW_RLE_offset_pair: ++ start = read_unsigned_LEB_128(prle, &len); ++ prle += len; ++ offset += len; ++ end = read_unsigned_LEB_128(prle, &len); ++ prle += len; ++ offset += len; ++ if (shndx0 == 0 || object->is_section_included(shndx0)) ++ ranges->add(shndx0, base + start, base + end); ++ break; ++ ++ case elfcpp::DW_RLE_start_end: ++ if (addr_size == 4) ++ { ++ start = this->dwinfo_->read_from_pointer<32>(prle); ++ end = this->dwinfo_->read_from_pointer<32>(prle + 4); ++ } ++ else ++ { ++ start = this->dwinfo_->read_from_pointer<64>(prle); ++ end = this->dwinfo_->read_from_pointer<64>(prle + 8); ++ } ++ if (this->ranges_reloc_mapper_ != NULL) ++ { ++ shndx1 = this->lookup_reloc(offset, &start); ++ shndx2 = this->lookup_reloc(offset + addr_size, &end); ++ if (shndx1 != shndx2) ++ gold_warning(_("%s: DWARF info may be corrupt; offsets in a " ++ "range list entry are in different sections"), ++ object->name().c_str()); ++ } ++ prle += addr_size * 2; ++ offset += addr_size * 2; ++ if (shndx1 == 0 || object->is_section_included(shndx1)) ++ ranges->add(shndx1, start, end); ++ break; ++ ++ case elfcpp::DW_RLE_start_length: ++ if (addr_size == 4) ++ start = this->dwinfo_->read_from_pointer<32>(prle); ++ else ++ start = this->dwinfo_->read_from_pointer<64>(prle); ++ if (this->ranges_reloc_mapper_ != NULL) ++ shndx1 = this->lookup_reloc(offset, &start); ++ prle += addr_size; ++ offset += addr_size; ++ end = start + read_unsigned_LEB_128(prle, &len); ++ prle += len; ++ offset += len; ++ if (shndx1 == 0 || object->is_section_included(shndx1)) ++ ranges->add(shndx1, start, end); ++ break; ++ ++ default: ++ gold_warning(_("%s: DWARF range list contains " ++ "unsupported entry type (%d)"), ++ object->name().c_str(), rle_type); ++ break; ++ } ++ } ++ ++ return ranges; ++} ++ + // Look for a relocation at offset OFF in the range table, + // and return the section index and offset of the target. + +@@ -709,7 +845,13 @@ Dwarf_die::read_attributes() + case elfcpp::DW_FORM_flag_present: + attr_value.val.intval = 1; + break; ++ case elfcpp::DW_FORM_implicit_const: ++ attr_value.val.intval = ++ this->abbrev_code_->attributes[i].implicit_const; ++ break; + case elfcpp::DW_FORM_strp: ++ case elfcpp::DW_FORM_strp_sup: ++ case elfcpp::DW_FORM_line_strp: + { + off_t str_off; + if (this->dwinfo_->offset_size() == 4) +@@ -722,6 +864,26 @@ Dwarf_die::read_attributes() + attr_value.val.refval = str_off; + break; + } ++ case elfcpp::DW_FORM_strx: ++ case elfcpp::DW_FORM_GNU_str_index: ++ attr_value.val.uintval = read_unsigned_LEB_128(pattr, &len); ++ pattr += len; ++ break; ++ case elfcpp::DW_FORM_strx1: ++ attr_value.val.uintval = *pattr++; ++ break; ++ case elfcpp::DW_FORM_strx2: ++ attr_value.val.uintval = ++ this->dwinfo_->read_from_pointer<16>(&pattr); ++ break; ++ case elfcpp::DW_FORM_strx3: ++ attr_value.val.uintval = ++ this->dwinfo_->read_3bytes_from_pointer(&pattr); ++ break; ++ case elfcpp::DW_FORM_strx4: ++ attr_value.val.uintval = ++ this->dwinfo_->read_from_pointer<32>(&pattr); ++ break; + case elfcpp::DW_FORM_sec_offset: + { + off_t sec_off; +@@ -747,7 +909,6 @@ Dwarf_die::read_attributes() + this->dwinfo_->lookup_reloc(attr_off, &sec_off); + attr_value.aux.shndx = shndx; + attr_value.val.refval = sec_off; +- ref_form = true; + break; + } + case elfcpp::DW_FORM_ref_addr: +@@ -815,6 +976,7 @@ Dwarf_die::read_attributes() + break; + } + case elfcpp::DW_FORM_ref4: ++ case elfcpp::DW_FORM_ref_sup4: + { + off_t sec_off; + sec_off = this->dwinfo_->read_from_pointer<32>(&pattr); +@@ -835,11 +997,20 @@ Dwarf_die::read_attributes() + attr_value.val.intval = sec_off; + break; + } ++ case elfcpp::DW_FORM_data16: ++ { ++ // For now, treat this as a 16-byte block. ++ attr_value.val.blockval = pattr; ++ attr_value.aux.blocklen = 16; ++ pattr += 16; ++ break; ++ } + case elfcpp::DW_FORM_ref_sig8: + attr_value.val.uintval = + this->dwinfo_->read_from_pointer<64>(&pattr); + break; + case elfcpp::DW_FORM_ref8: ++ case elfcpp::DW_FORM_ref_sup8: + { + off_t sec_off; + sec_off = this->dwinfo_->read_from_pointer<64>(&pattr); +@@ -856,11 +1027,29 @@ Dwarf_die::read_attributes() + pattr += len; + break; + case elfcpp::DW_FORM_udata: ++ attr_value.val.uintval = read_unsigned_LEB_128(pattr, &len); ++ pattr += len; ++ break; ++ case elfcpp::DW_FORM_addrx: + case elfcpp::DW_FORM_GNU_addr_index: +- case elfcpp::DW_FORM_GNU_str_index: + attr_value.val.uintval = read_unsigned_LEB_128(pattr, &len); + pattr += len; + break; ++ case elfcpp::DW_FORM_addrx1: ++ attr_value.val.uintval = *pattr++; ++ break; ++ case elfcpp::DW_FORM_addrx2: ++ attr_value.val.uintval = ++ this->dwinfo_->read_from_pointer<16>(&pattr); ++ break; ++ case elfcpp::DW_FORM_addrx3: ++ attr_value.val.uintval = ++ this->dwinfo_->read_3bytes_from_pointer(&pattr); ++ break; ++ case elfcpp::DW_FORM_addrx4: ++ attr_value.val.uintval = ++ this->dwinfo_->read_from_pointer<32>(&pattr); ++ break; + case elfcpp::DW_FORM_sdata: + attr_value.val.intval = read_signed_LEB_128(pattr, &len); + pattr += len; +@@ -870,6 +1059,11 @@ Dwarf_die::read_attributes() + len = strlen(attr_value.val.stringval); + pattr += len + 1; + break; ++ case elfcpp::DW_FORM_loclistx: ++ case elfcpp::DW_FORM_rnglistx: ++ attr_value.val.uintval = read_unsigned_LEB_128(pattr, &len); ++ pattr += len; ++ break; + default: + return false; + } +@@ -954,9 +1148,12 @@ Dwarf_die::skip_attributes() + switch(form) + { + case elfcpp::DW_FORM_flag_present: ++ case elfcpp::DW_FORM_implicit_const: + break; + case elfcpp::DW_FORM_strp: + case elfcpp::DW_FORM_sec_offset: ++ case elfcpp::DW_FORM_strp_sup: ++ case elfcpp::DW_FORM_line_strp: + pattr += this->dwinfo_->offset_size(); + break; + case elfcpp::DW_FORM_addr: +@@ -993,23 +1190,42 @@ Dwarf_die::skip_attributes() + case elfcpp::DW_FORM_data1: + case elfcpp::DW_FORM_ref1: + case elfcpp::DW_FORM_flag: ++ case elfcpp::DW_FORM_strx1: ++ case elfcpp::DW_FORM_addrx1: + pattr += 1; + break; + case elfcpp::DW_FORM_data2: + case elfcpp::DW_FORM_ref2: ++ case elfcpp::DW_FORM_strx2: ++ case elfcpp::DW_FORM_addrx2: + pattr += 2; + break; ++ case elfcpp::DW_FORM_strx3: ++ case elfcpp::DW_FORM_addrx3: ++ pattr += 3; ++ break; + case elfcpp::DW_FORM_data4: + case elfcpp::DW_FORM_ref4: ++ case elfcpp::DW_FORM_ref_sup4: ++ case elfcpp::DW_FORM_strx4: ++ case elfcpp::DW_FORM_addrx4: + pattr += 4; + break; + case elfcpp::DW_FORM_data8: + case elfcpp::DW_FORM_ref8: + case elfcpp::DW_FORM_ref_sig8: ++ case elfcpp::DW_FORM_ref_sup8: + pattr += 8; + break; ++ case elfcpp::DW_FORM_data16: ++ pattr += 16; ++ break; + case elfcpp::DW_FORM_ref_udata: + case elfcpp::DW_FORM_udata: ++ case elfcpp::DW_FORM_addrx: ++ case elfcpp::DW_FORM_strx: ++ case elfcpp::DW_FORM_loclistx: ++ case elfcpp::DW_FORM_rnglistx: + case elfcpp::DW_FORM_GNU_addr_index: + case elfcpp::DW_FORM_GNU_str_index: + read_unsigned_LEB_128(pattr, &len); +@@ -1313,6 +1529,13 @@ Dwarf_info_reader::do_parse() + elfcpp::Swap_unaligned<16, big_endian>::readval(pinfo); + pinfo += 2; + ++ // DWARF 5: Read the unit type (1 byte) and address size (1 byte). ++ if (this->cu_version_ >= 5) ++ { ++ this->unit_type_ = *pinfo++; ++ this->address_size_ = *pinfo++; ++ } ++ + // Read debug_abbrev_offset (4 or 8 bytes). + if (this->offset_size_ == 4) + abbrev_offset = elfcpp::Swap_unaligned<32, big_endian>::readval(pinfo); +@@ -1333,13 +1556,14 @@ Dwarf_info_reader::do_parse() + } + pinfo += this->offset_size_; + +- // Read address_size (1 byte). +- this->address_size_ = *pinfo++; ++ // DWARF 2-4: Read address_size (1 byte). ++ if (this->cu_version_ < 5) ++ this->address_size_ = *pinfo++; + + // For type units, read the two extra fields. + uint64_t signature = 0; + off_t type_offset = 0; +- if (this->is_type_unit_) ++ if (this->is_type_unit()) + { + if (!this->check_buffer(pinfo + 8 + this->offset_size_)) + break; +@@ -1369,7 +1593,7 @@ Dwarf_info_reader::do_parse() + if (root_die.tag() != 0) + { + // Visit the CU or TU. +- if (this->is_type_unit_) ++ if (this->is_type_unit()) + this->visit_type_unit(section_offset + this->cu_offset_, + cu_end - cu_start, type_offset, signature, + &root_die); +@@ -1460,6 +1684,19 @@ Dwarf_info_reader::read_from_pointer(const unsigned char** source) + return return_value; + } + ++// Read a 3-byte integer. Update SOURCE after read. ++inline typename elfcpp::Valtype_base<32>::Valtype ++Dwarf_info_reader::read_3bytes_from_pointer(const unsigned char** source) ++{ ++ typename elfcpp::Valtype_base<32>::Valtype return_value; ++ if (this->object_->is_big_endian()) ++ return_value = ((*source)[0] << 16) | ((*source)[1] << 8) | (*source)[2]; ++ else ++ return_value = ((*source)[2] << 16) | ((*source)[1] << 8) | (*source)[0]; ++ *source += 3; ++ return return_value; ++} ++ + // Look for a relocation at offset ATTR_OFF in the dwarf info, + // and return the section index and offset of the target. + +@@ -1561,27 +1798,40 @@ Sized_dwarf_line_info<size, big_endian>::Sized_dwarf_line_info( + Object* object, + unsigned int read_shndx) + : data_valid_(false), buffer_(NULL), buffer_start_(NULL), ++ str_buffer_(NULL), str_buffer_start_(NULL), + reloc_mapper_(NULL), symtab_buffer_(NULL), directories_(), files_(), +- current_header_index_(-1) ++ current_header_index_(-1), reloc_map_(), line_number_map_() + { +- unsigned int debug_shndx; ++ unsigned int debug_line_shndx = 0; ++ unsigned int debug_line_str_shndx = 0; + +- for (debug_shndx = 1; debug_shndx < object->shnum(); ++debug_shndx) ++ for (unsigned int i = 1; i < object->shnum(); ++i) + { ++ section_size_type buffer_size; ++ bool is_new = false; ++ + // FIXME: do this more efficiently: section_name() isn't super-fast +- std::string name = object->section_name(debug_shndx); ++ std::string name = object->section_name(i); + if (name == ".debug_line" || name == ".zdebug_line") + { +- section_size_type buffer_size; +- bool is_new = false; +- this->buffer_ = object->decompressed_section_contents(debug_shndx, +- &buffer_size, +- &is_new); ++ this->buffer_ = ++ object->decompressed_section_contents(i, &buffer_size, &is_new); + if (is_new) + this->buffer_start_ = this->buffer_; + this->buffer_end_ = this->buffer_ + buffer_size; +- break; ++ debug_line_shndx = i; ++ } ++ else if (name == ".debug_line_str" || name == ".zdebug_line_str") ++ { ++ this->str_buffer_ = ++ object->decompressed_section_contents(i, &buffer_size, &is_new); ++ if (is_new) ++ this->str_buffer_start_ = this->str_buffer_; ++ this->str_buffer_end_ = this->str_buffer_ + buffer_size; ++ debug_line_str_shndx = i; + } ++ if (debug_line_shndx > 0 && debug_line_str_shndx > 0) ++ break; + } + if (this->buffer_ == NULL) + return; +@@ -1594,7 +1844,7 @@ Sized_dwarf_line_info<size, big_endian>::Sized_dwarf_line_info( + unsigned int reloc_sh_type = object->section_type(i); + if ((reloc_sh_type == elfcpp::SHT_REL + || reloc_sh_type == elfcpp::SHT_RELA) +- && object->section_info(i) == debug_shndx) ++ && object->section_info(i) == debug_line_shndx) + { + reloc_shndx = i; + this->track_relocs_type_ = reloc_sh_type; +@@ -1640,65 +1890,80 @@ Sized_dwarf_line_info<size, big_endian>::read_header_prolog( + uint32_t initial_length = elfcpp::Swap_unaligned<32, big_endian>::readval(lineptr); + lineptr += 4; + +- // In DWARF2/3, if the initial length is all 1 bits, then the offset ++ // In DWARF, if the initial length is all 1 bits, then the offset + // size is 8 and we need to read the next 8 bytes for the real length. + if (initial_length == 0xffffffff) + { +- header_.offset_size = 8; ++ this->header_.offset_size = 8; + initial_length = elfcpp::Swap_unaligned<64, big_endian>::readval(lineptr); + lineptr += 8; + } + else +- header_.offset_size = 4; ++ this->header_.offset_size = 4; + +- header_.total_length = initial_length; ++ this->header_.total_length = initial_length; + +- gold_assert(lineptr + header_.total_length <= buffer_end_); ++ this->end_of_unit_ = lineptr + initial_length; ++ gold_assert(this->end_of_unit_ <= buffer_end_); + +- header_.version = elfcpp::Swap_unaligned<16, big_endian>::readval(lineptr); ++ this->header_.version = ++ elfcpp::Swap_unaligned<16, big_endian>::readval(lineptr); + lineptr += 2; + +- // Skip address size and segment selector for DWARF5. +- if (header_.version >= 5) +- lineptr += 2; ++ // We can only read versions 2-5 of the DWARF line number table. ++ // For other versions, just skip the entire line number table. ++ if (this->header_.version < 2 || this->header_.version > 5) ++ return this->end_of_unit_; + +- if (header_.offset_size == 4) +- header_.prologue_length = elfcpp::Swap_unaligned<32, big_endian>::readval(lineptr); ++ // DWARF 5 only: address size and segment selector. ++ if (this->header_.version >= 5) ++ { ++ this->header_.address_size = *lineptr; ++ // We ignore the segment selector. ++ lineptr += 2; ++ } ++ ++ if (this->header_.offset_size == 4) ++ this->header_.prologue_length = ++ elfcpp::Swap_unaligned<32, big_endian>::readval(lineptr); + else +- header_.prologue_length = elfcpp::Swap_unaligned<64, big_endian>::readval(lineptr); +- lineptr += header_.offset_size; ++ this->header_.prologue_length = ++ elfcpp::Swap_unaligned<64, big_endian>::readval(lineptr); ++ lineptr += this->header_.offset_size; + +- header_.min_insn_length = *lineptr; ++ this->end_of_header_length_ = lineptr; ++ ++ this->header_.min_insn_length = *lineptr; + lineptr += 1; + +- if (header_.version < 4) +- header_.max_ops_per_insn = 1; ++ if (this->header_.version < 4) ++ this->header_.max_ops_per_insn = 1; + else + { + // DWARF 4 added the maximum_operations_per_instruction field. +- header_.max_ops_per_insn = *lineptr; ++ this->header_.max_ops_per_insn = *lineptr; + lineptr += 1; + // TODO: Add support for values other than 1. +- gold_assert(header_.max_ops_per_insn == 1); ++ gold_assert(this->header_.max_ops_per_insn == 1); + } + +- header_.default_is_stmt = *lineptr; ++ this->header_.default_is_stmt = *lineptr; + lineptr += 1; + +- header_.line_base = *reinterpret_cast<const signed char*>(lineptr); ++ this->header_.line_base = *reinterpret_cast<const signed char*>(lineptr); + lineptr += 1; + +- header_.line_range = *lineptr; ++ this->header_.line_range = *lineptr; + lineptr += 1; + +- header_.opcode_base = *lineptr; ++ this->header_.opcode_base = *lineptr; + lineptr += 1; + +- header_.std_opcode_lengths.resize(header_.opcode_base + 1); +- header_.std_opcode_lengths[0] = 0; +- for (int i = 1; i < header_.opcode_base; i++) ++ this->header_.std_opcode_lengths.resize(this->header_.opcode_base + 1); ++ this->header_.std_opcode_lengths[0] = 0; ++ for (int i = 1; i < this->header_.opcode_base; i++) + { +- header_.std_opcode_lengths[i] = *lineptr; ++ this->header_.std_opcode_lengths[i] = *lineptr; + lineptr += 1; + } + +@@ -1707,10 +1972,11 @@ Sized_dwarf_line_info<size, big_endian>::read_header_prolog( + + // The header for a debug_line section is mildly complicated, because + // the line info is very tightly encoded. ++// This routine is for DWARF versions 2, 3, and 4. + + template<int size, bool big_endian> + const unsigned char* +-Sized_dwarf_line_info<size, big_endian>::read_header_tables( ++Sized_dwarf_line_info<size, big_endian>::read_header_tables_v2( + const unsigned char* lineptr) + { + ++this->current_header_index_; +@@ -1775,6 +2041,169 @@ Sized_dwarf_line_info<size, big_endian>::read_header_tables( + return lineptr; + } + ++// This routine is for DWARF version 5. ++ ++template<int size, bool big_endian> ++const unsigned char* ++Sized_dwarf_line_info<size, big_endian>::read_header_tables_v5( ++ const unsigned char* lineptr) ++{ ++ size_t len; ++ ++ ++this->current_header_index_; ++ ++ gold_assert(static_cast<int>(this->directories_.size()) ++ == this->current_header_index_); ++ gold_assert(static_cast<int>(this->files_.size()) ++ == this->current_header_index_); ++ ++ // Read the directory list. ++ unsigned int format_count = *lineptr; ++ lineptr += 1; ++ ++ unsigned int *types = new unsigned int[format_count]; ++ unsigned int *forms = new unsigned int[format_count]; ++ ++ for (unsigned int i = 0; i < format_count; i++) ++ { ++ types[i] = read_unsigned_LEB_128(lineptr, &len); ++ lineptr += len; ++ forms[i] = read_unsigned_LEB_128(lineptr, &len); ++ lineptr += len; ++ } ++ ++ uint64_t entry_count = read_unsigned_LEB_128(lineptr, &len); ++ lineptr += len; ++ this->directories_.push_back(std::vector<std::string>(0)); ++ std::vector<std::string>& dir_list = this->directories_.back(); ++ ++ for (unsigned int j = 0; j < entry_count; j++) ++ { ++ std::string dirname; ++ ++ for (unsigned int i = 0; i < format_count; i++) ++ { ++ if (types[i] == elfcpp::DW_LNCT_path) ++ { ++ if (forms[i] == elfcpp::DW_FORM_string) ++ { ++ dirname = reinterpret_cast<const char*>(lineptr); ++ lineptr += dirname.size() + 1; ++ } ++ else if (forms[i] == elfcpp::DW_FORM_line_strp) ++ { ++ uint64_t offset; ++ if (this->header_.offset_size == 4) ++ offset = ++ elfcpp::Swap_unaligned<32, big_endian>::readval(lineptr); ++ else ++ offset = ++ elfcpp::Swap_unaligned<64, big_endian>::readval(lineptr); ++ typename Reloc_map::const_iterator it ++ = this->reloc_map_.find(lineptr - this->buffer_); ++ if (it != reloc_map_.end()) ++ { ++ if (this->track_relocs_type_ == elfcpp::SHT_RELA) ++ offset = 0; ++ offset += it->second.second; ++ } ++ lineptr += this->header_.offset_size; ++ dirname = reinterpret_cast<const char*>(this->str_buffer_ ++ + offset); ++ } ++ else ++ return lineptr; ++ } ++ else ++ return lineptr; ++ } ++ dir_list.push_back(dirname); ++ } ++ ++ delete[] types; ++ delete[] forms; ++ ++ // Read the filenames list. ++ format_count = *lineptr; ++ lineptr += 1; ++ ++ types = new unsigned int[format_count]; ++ forms = new unsigned int[format_count]; ++ ++ for (unsigned int i = 0; i < format_count; i++) ++ { ++ types[i] = read_unsigned_LEB_128(lineptr, &len); ++ lineptr += len; ++ forms[i] = read_unsigned_LEB_128(lineptr, &len); ++ lineptr += len; ++ } ++ ++ entry_count = read_unsigned_LEB_128(lineptr, &len); ++ lineptr += len; ++ this->files_.push_back( ++ std::vector<std::pair<int, std::string> >(0)); ++ std::vector<std::pair<int, std::string> >& file_list = this->files_.back(); ++ ++ for (unsigned int j = 0; j < entry_count; j++) ++ { ++ const char* path = NULL; ++ int dirindex = 0; ++ ++ for (unsigned int i = 0; i < format_count; i++) ++ { ++ if (types[i] == elfcpp::DW_LNCT_path) ++ { ++ if (forms[i] == elfcpp::DW_FORM_string) ++ { ++ path = reinterpret_cast<const char*>(lineptr); ++ lineptr += strlen(path) + 1; ++ } ++ else if (forms[i] == elfcpp::DW_FORM_line_strp) ++ { ++ uint64_t offset; ++ if (this->header_.offset_size == 4) ++ offset = elfcpp::Swap_unaligned<32, big_endian>::readval(lineptr); ++ else ++ offset = elfcpp::Swap_unaligned<64, big_endian>::readval(lineptr); ++ typename Reloc_map::const_iterator it ++ = this->reloc_map_.find(lineptr - this->buffer_); ++ if (it != reloc_map_.end()) ++ { ++ if (this->track_relocs_type_ == elfcpp::SHT_RELA) ++ offset = 0; ++ offset += it->second.second; ++ } ++ lineptr += this->header_.offset_size; ++ path = reinterpret_cast<const char*>(this->str_buffer_ ++ + offset); ++ } ++ else ++ return lineptr; ++ } ++ else if (types[i] == elfcpp::DW_LNCT_directory_index) ++ { ++ if (forms[i] == elfcpp::DW_FORM_udata) ++ { ++ dirindex = read_unsigned_LEB_128(lineptr, &len); ++ lineptr += len; ++ } ++ else ++ return lineptr; ++ } ++ else ++ return lineptr; ++ } ++ gold_debug(DEBUG_LOCATION, "File %3d: %s", ++ static_cast<int>(file_list.size()), path); ++ file_list.push_back(std::make_pair(dirindex, path)); ++ } ++ ++ delete[] types; ++ delete[] forms; ++ ++ return lineptr; ++} ++ + // Process a single opcode in the .debug.line structure. + + template<int size, bool big_endian> +@@ -1790,15 +2219,15 @@ Sized_dwarf_line_info<size, big_endian>::process_one_opcode( + + // If the opcode is great than the opcode_base, it is a special + // opcode. Most line programs consist mainly of special opcodes. +- if (opcode >= header_.opcode_base) ++ if (opcode >= this->header_.opcode_base) + { +- opcode -= header_.opcode_base; +- const int advance_address = ((opcode / header_.line_range) +- * header_.min_insn_length); ++ opcode -= this->header_.opcode_base; ++ const int advance_address = ((opcode / this->header_.line_range) ++ * this->header_.min_insn_length); + lsm->address += advance_address; + +- const int advance_line = ((opcode % header_.line_range) +- + header_.line_base); ++ const int advance_line = ((opcode % this->header_.line_range) ++ + this->header_.line_base); + lsm->line_num += advance_line; + lsm->basic_block = true; + *len = oplen; +@@ -1818,13 +2247,13 @@ Sized_dwarf_line_info<size, big_endian>::process_one_opcode( + const uint64_t advance_address + = read_unsigned_LEB_128(start, &templen); + oplen += templen; +- lsm->address += header_.min_insn_length * advance_address; ++ lsm->address += this->header_.min_insn_length * advance_address; + } + break; + + case elfcpp::DW_LNS_advance_line: + { +- const uint64_t advance_line = read_signed_LEB_128(start, &templen); ++ const int64_t advance_line = read_signed_LEB_128(start, &templen); + oplen += templen; + lsm->line_num += advance_line; + } +@@ -1865,9 +2294,9 @@ Sized_dwarf_line_info<size, big_endian>::process_one_opcode( + + case elfcpp::DW_LNS_const_add_pc: + { +- const int advance_address = (header_.min_insn_length +- * ((255 - header_.opcode_base) +- / header_.line_range)); ++ const int advance_address = (this->header_.min_insn_length ++ * ((255 - this->header_.opcode_base) ++ / this->header_.line_range)); + lsm->address += advance_address; + } + break; +@@ -1950,7 +2379,7 @@ Sized_dwarf_line_info<size, big_endian>::process_one_opcode( + default: + { + // Ignore unknown opcode silently +- for (int i = 0; i < header_.std_opcode_lengths[opcode]; i++) ++ for (int i = 0; i < this->header_.std_opcode_lengths[opcode]; i++) + { + size_t templen; + read_unsigned_LEB_128(start, &templen); +@@ -1970,28 +2399,24 @@ Sized_dwarf_line_info<size, big_endian>::process_one_opcode( + template<int size, bool big_endian> + unsigned const char* + Sized_dwarf_line_info<size, big_endian>::read_lines(unsigned const char* lineptr, ++ unsigned const char* endptr, + unsigned int shndx) + { + struct LineStateMachine lsm; + +- // LENGTHSTART is the place the length field is based on. It is the +- // point in the header after the initial length field. +- const unsigned char* lengthstart = buffer_; +- +- // In 64 bit dwarf, the initial length is 12 bytes, because of the +- // 0xffffffff at the start. +- if (header_.offset_size == 8) +- lengthstart += 12; +- else +- lengthstart += 4; +- +- while (lineptr < lengthstart + header_.total_length) ++ while (lineptr < endptr) + { +- ResetLineStateMachine(&lsm, header_.default_is_stmt); ++ ResetLineStateMachine(&lsm, this->header_.default_is_stmt); + while (!lsm.end_sequence) + { + size_t oplength; ++ ++ if (lineptr >= endptr) ++ break; ++ + bool add_line = this->process_one_opcode(lineptr, &lsm, &oplength); ++ lineptr += oplength; ++ + if (add_line + && (shndx == -1U || lsm.shndx == -1U || shndx == lsm.shndx)) + { +@@ -2012,11 +2437,10 @@ Sized_dwarf_line_info<size, big_endian>::read_lines(unsigned const char* lineptr + map.back().last_line_for_offset = false; + map.push_back(entry); + } +- lineptr += oplength; + } + } + +- return lengthstart + header_.total_length; ++ return endptr; + } + + // Read the relocations into a Reloc_map. +@@ -2057,9 +2481,17 @@ Sized_dwarf_line_info<size, big_endian>::read_line_mappings(unsigned int shndx) + { + const unsigned char* lineptr = this->buffer_; + lineptr = this->read_header_prolog(lineptr); +- lineptr = this->read_header_tables(lineptr); +- lineptr = this->read_lines(lineptr, shndx); +- this->buffer_ = lineptr; ++ if (this->header_.version >= 2 && this->header_.version <= 4) ++ { ++ lineptr = this->read_header_tables_v2(lineptr); ++ lineptr = this->read_lines(lineptr, this->end_of_unit_, shndx); ++ } ++ else if (this->header_.version == 5) ++ { ++ lineptr = this->read_header_tables_v5(lineptr); ++ lineptr = this->read_lines(lineptr, this->end_of_unit_, shndx); ++ } ++ this->buffer_ = this->end_of_unit_; + } + + // Sort the lines numbers, so addr2line can use binary search. +@@ -2215,6 +2647,9 @@ Sized_dwarf_line_info<size, big_endian>::do_addr2line( + off_t offset, + std::vector<std::string>* other_lines) + { ++ gold_debug(DEBUG_LOCATION, "do_addr2line: shndx %u offset %08x", ++ shndx, static_cast<int>(offset)); ++ + if (this->data_valid_ == false) + return ""; + +diff --git a/gold/dwarf_reader.h b/gold/dwarf_reader.h +index 80b2231327c..921a1f7c876 100644 +--- a/gold/dwarf_reader.h ++++ b/gold/dwarf_reader.h +@@ -173,11 +173,12 @@ class Dwarf_abbrev_table + // An attribute list entry. + struct Attribute + { +- Attribute(unsigned int a, unsigned int f) +- : attr(a), form(f) ++ Attribute(unsigned int a, unsigned int f, int c) ++ : attr(a), form(f), implicit_const(c) + { } + unsigned int attr; + unsigned int form; ++ int implicit_const; + }; + + // An abbrev code entry. +@@ -190,9 +191,9 @@ class Dwarf_abbrev_table + } + + void +- add_attribute(unsigned int attr, unsigned int form) ++ add_attribute(unsigned int attr, unsigned int form, int implicit_const) + { +- this->attributes.push_back(Attribute(attr, form)); ++ this->attributes.push_back(Attribute(attr, form, implicit_const)); + } + + // The DWARF tag. +@@ -349,14 +350,15 @@ class Dwarf_ranges_table + delete this->ranges_reloc_mapper_; + } + +- // Read the ranges table from an object file. ++ // Fetch the contents of the ranges table from an object file. + bool + read_ranges_table(Relobj* object, + const unsigned char* symtab, + off_t symtab_size, +- unsigned int ranges_shndx); ++ unsigned int ranges_shndx, ++ unsigned int version); + +- // Read the range table from an object file. ++ // Read the DWARF 2/3/4 range table. + Dwarf_range_list* + read_range_list(Relobj* object, + const unsigned char* symtab, +@@ -365,6 +367,15 @@ class Dwarf_ranges_table + unsigned int ranges_shndx, + off_t ranges_offset); + ++ // Read the DWARF 5 rnglists table. ++ Dwarf_range_list* ++ read_range_list_v5(Relobj* object, ++ const unsigned char* symtab, ++ off_t symtab_size, ++ unsigned int address_size, ++ unsigned int ranges_shndx, ++ off_t ranges_offset); ++ + // Look for a relocation at offset OFF in the range table, + // and return the section index and offset of the target. + unsigned int +@@ -490,8 +501,6 @@ class Dwarf_die + unsigned int shndx; + // Block length for block forms. + unsigned int blocklen; +- // Attribute offset for DW_FORM_strp. +- unsigned int attr_off; + } aux; + }; + +@@ -684,6 +693,10 @@ class Dwarf_die + // calls the various visit_xxx() methods for each header. Clients + // should derive a new class from this one and implement the + // visit_compilation_unit() and visit_type_unit() functions. ++// IS_TYPE_UNIT is true if we are reading from a .debug_types section, ++// which is used only in DWARF 4. For DWARF 5, it will be false, ++// and we will determine whether it's a type init when we parse the ++// header. + + class Dwarf_info_reader + { +@@ -695,7 +708,7 @@ class Dwarf_info_reader + unsigned int shndx, + unsigned int reloc_shndx, + unsigned int reloc_type) +- : is_type_unit_(is_type_unit), object_(object), symtab_(symtab), ++ : object_(object), symtab_(symtab), + symtab_size_(symtab_size), shndx_(shndx), reloc_shndx_(reloc_shndx), + reloc_type_(reloc_type), abbrev_shndx_(0), string_shndx_(0), + buffer_(NULL), buffer_end_(NULL), cu_offset_(0), cu_length_(0), +@@ -703,7 +716,12 @@ class Dwarf_info_reader + abbrev_table_(), ranges_table_(this), + reloc_mapper_(NULL), string_buffer_(NULL), string_buffer_end_(NULL), + owns_string_buffer_(false), string_output_section_offset_(0) +- { } ++ { ++ // For DWARF 4, we infer the unit type from the section name. ++ // For DWARF 5, we will read this from the unit header. ++ this->unit_type_ = ++ (is_type_unit ? elfcpp::DW_UT_type : elfcpp::DW_UT_compile); ++ } + + virtual + ~Dwarf_info_reader() +@@ -714,6 +732,13 @@ class Dwarf_info_reader + delete[] this->string_buffer_; + } + ++ bool ++ is_type_unit() const ++ { ++ return (this->unit_type_ == elfcpp::DW_UT_type ++ || this->unit_type_ == elfcpp::DW_UT_split_type); ++ } ++ + // Begin parsing the debug info. This calls visit_compilation_unit() + // or visit_type_unit() for each compilation or type unit found in the + // section, and visit_die() for each top-level DIE. +@@ -745,6 +770,9 @@ class Dwarf_info_reader + inline typename elfcpp::Valtype_base<valsize>::Valtype + read_from_pointer(const unsigned char** source); + ++ inline typename elfcpp::Valtype_base<32>::Valtype ++ read_3bytes_from_pointer(const unsigned char** source); ++ + // Look for a relocation at offset ATTR_OFF in the dwarf info, + // and return the section index and offset of the target. + unsigned int +@@ -818,12 +846,20 @@ class Dwarf_info_reader + Dwarf_range_list* + read_range_list(unsigned int ranges_shndx, off_t ranges_offset) + { +- return this->ranges_table_.read_range_list(this->object_, +- this->symtab_, +- this->symtab_size_, +- this->address_size_, +- ranges_shndx, +- ranges_offset); ++ if (this->cu_version_ < 5) ++ return this->ranges_table_.read_range_list(this->object_, ++ this->symtab_, ++ this->symtab_size_, ++ this->address_size_, ++ ranges_shndx, ++ ranges_offset); ++ else ++ return this->ranges_table_.read_range_list_v5(this->object_, ++ this->symtab_, ++ this->symtab_size_, ++ this->address_size_, ++ ranges_shndx, ++ ranges_offset); + } + + // Return the object. +@@ -873,8 +909,8 @@ class Dwarf_info_reader + bool + do_read_string_table(unsigned int string_shndx); + +- // True if this is a type unit; false for a compilation unit. +- bool is_type_unit_; ++ // The unit type (DW_UT_xxx). ++ unsigned int unit_type_; + // The object containing the .debug_info or .debug_types input section. + Relobj* object_; + // The ELF symbol table. +@@ -1008,6 +1044,8 @@ class Sized_dwarf_line_info : public Dwarf_line_info + { + if (this->buffer_start_ != NULL) + delete[] this->buffer_start_; ++ if (this->str_buffer_start_ != NULL) ++ delete[] this->str_buffer_start_; + } + + private: +@@ -1030,19 +1068,23 @@ class Sized_dwarf_line_info : public Dwarf_line_info + void + read_relocs(); + +- // Reads the DWARF2/3 header for this line info. Each takes as input ++ // Reads the DWARF header for this line info. Each takes as input + // a starting buffer position, and returns the ending position. + const unsigned char* + read_header_prolog(const unsigned char* lineptr); + + const unsigned char* +- read_header_tables(const unsigned char* lineptr); ++ read_header_tables_v2(const unsigned char* lineptr); ++ ++ const unsigned char* ++ read_header_tables_v5(const unsigned char* lineptr); + +- // Reads the DWARF2/3 line information. If shndx is non-negative, ++ // Reads the DWARF line information. If shndx is non-negative, + // discard all line information that doesn't pertain to the given + // section. + const unsigned char* +- read_lines(const unsigned char* lineptr, unsigned int shndx); ++ read_lines(const unsigned char* lineptr, const unsigned char* endptr, ++ unsigned int shndx); + + // Process a single line info opcode at START using the state + // machine at LSM. Return true if we should define a line using the +@@ -1069,6 +1111,7 @@ class Sized_dwarf_line_info : public Dwarf_line_info + { + off_t total_length; + int version; ++ int address_size; + off_t prologue_length; + int min_insn_length; // insn stands for instruction + int max_ops_per_insn; // Added in DWARF-4. +@@ -1089,6 +1132,20 @@ class Sized_dwarf_line_info : public Dwarf_line_info + // of the buffer. + const unsigned char* buffer_start_; + ++ // str_buffer is the buffer for the line table strings. ++ const unsigned char* str_buffer_; ++ const unsigned char* str_buffer_end_; ++ // If the buffer was allocated temporarily, and therefore must be ++ // deallocated in the dtor, this contains a pointer to the start ++ // of the buffer. ++ const unsigned char* str_buffer_start_; ++ ++ // Pointer to the end of the header_length field (aka prologue_length). ++ const unsigned char* end_of_header_length_; ++ ++ // Pointer to the end of the current compilation unit. ++ const unsigned char* end_of_unit_; ++ + // This has relocations that point into buffer. + Sized_elf_reloc_mapper<size, big_endian>* reloc_mapper_; + // The type of the reloc section in track_relocs_--SHT_REL or SHT_RELA. |