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import lld-8.0.1-1.module+el8.1.0+3866+6be7f4d8

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CentOS Sources 2019-11-05 14:37:49 -05:00 committed by Andrew Lukoshko
parent 62059a7c7f
commit 0cafe79873
4 changed files with 43 additions and 146 deletions
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2
.gitignore vendored
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@ -1 +1 @@
SOURCES/lld-7.0.1.src.tar.xz
SOURCES/lld-8.0.1.src.tar.xz

2
.lld.metadata
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@ -1 +1 @@
3b69e107f27d466488838d5fa65bdfd77b885007 SOURCES/lld-7.0.1.src.tar.xz
67d84c054c8b858d29389aa8ad47a25f632e4a3a SOURCES/lld-8.0.1.src.tar.xz

121
SOURCES/0001-Partial-support-of-SHT_GROUP-without-flag.patch
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@ -1,121 +0,0 @@
diff -r -u --new-file lld-7.0.1.src.orig/ELF/InputFiles.cpp lld-7.0.1.src/ELF/InputFiles.cpp
--- lld-7.0.1.src.orig/ELF/InputFiles.cpp 2019-01-25 10:12:56.412850573 +0000
+++ lld-7.0.1.src/ELF/InputFiles.cpp 2019-01-25 10:14:50.557726268 +0000
@@ -324,17 +324,6 @@
return Signature;
}
-template <class ELFT>
-ArrayRef<typename ObjFile<ELFT>::Elf_Word>
-ObjFile<ELFT>::getShtGroupEntries(const Elf_Shdr &Sec) {
- const ELFFile<ELFT> &Obj = this->getObj();
- ArrayRef<Elf_Word> Entries =
- CHECK(Obj.template getSectionContentsAsArray<Elf_Word>(&Sec), this);
- if (Entries.empty() || Entries[0] != GRP_COMDAT)
- fatal(toString(this) + ": unsupported SHT_GROUP format");
- return Entries.slice(1);
-}
-
template <class ELFT> bool ObjFile<ELFT>::shouldMerge(const Elf_Shdr &Sec) {
// On a regular link we don't merge sections if -O0 (default is -O1). This
// sometimes makes the linker significantly faster, although the output will
@@ -439,22 +428,33 @@
case SHT_GROUP: {
// De-duplicate section groups by their signatures.
StringRef Signature = getShtGroupSignature(ObjSections, Sec);
- bool IsNew = ComdatGroups.insert(CachedHashStringRef(Signature)).second;
this->Sections[I] = &InputSection::Discarded;
- // If it is a new section group, we want to keep group members.
- // Group leader sections, which contain indices of group members, are
- // discarded because they are useless beyond this point. The only
- // exception is the -r option because in order to produce re-linkable
- // object files, we want to pass through basically everything.
+ ArrayRef<Elf_Word> Entries =
+ CHECK(Obj.template getSectionContentsAsArray<Elf_Word>(&Sec), this);
+ if (Entries.empty())
+ fatal(toString(this) + ": empty SHT_GROUP");
+
+ // The first word of a SHT_GROUP section contains flags. Currently,
+ // the standard defines only "GRP_COMDAT" flag for the COMDAT group.
+ // An group with the empty flag doesn't define anything; such sections
+ // are just skipped.
+ if (Entries[0] == 0)
+ continue;
+
+ if (Entries[0] != GRP_COMDAT)
+ fatal(toString(this) + ": unsupported SHT_GROUP format");
+
+ bool IsNew = ComdatGroups.insert(CachedHashStringRef(Signature)).second;
if (IsNew) {
if (Config->Relocatable)
this->Sections[I] = createInputSection(Sec);
continue;
}
+
// Otherwise, discard group members.
- for (uint32_t SecIndex : getShtGroupEntries(Sec)) {
+ for (uint32_t SecIndex : Entries.slice(1)) {
if (SecIndex >= Size)
fatal(toString(this) +
": invalid section index in group: " + Twine(SecIndex));
diff -r -u --new-file lld-7.0.1.src.orig/test/ELF/sht-group-empty.test lld-7.0.1.src/test/ELF/sht-group-empty.test
--- lld-7.0.1.src.orig/test/ELF/sht-group-empty.test 1970-01-01 00:00:00.000000000 +0000
+++ lld-7.0.1.src/test/ELF/sht-group-empty.test 2019-01-25 10:13:19.312026250 +0000
@@ -0,0 +1,55 @@
+# RUN: yaml2obj %s -o %t.o
+# RUN: ld.lld %t.o %t.o -o %t -r
+# RUN: llvm-readobj -s %t | FileCheck %s
+
+# CHECK: Name: .text.foo
+# CHECK: Name: .rela.text.foo
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2LSB
+ Type: ET_REL
+ Machine: EM_X86_64
+Sections:
+ - Name: .group
+ Type: SHT_GROUP
+ Link: .symtab
+ Info: foo
+ Members:
+ - SectionOrType: GRP_COMDAT
+ - SectionOrType: .text.foo
+ - SectionOrType: .text.bar
+ - SectionOrType: .note
+ - Name: .note
+ Type: SHT_NOTE
+ Flags: [ SHF_GROUP ]
+ - Name: .text.foo
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC, SHF_EXECINSTR, SHF_GROUP ]
+ - Name: .text.bar
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC, SHF_EXECINSTR, SHF_GROUP ]
+ - Name: .rela.text.foo
+ Type: SHT_RELA
+ Flags: [ SHF_INFO_LINK, SHF_GROUP ]
+ Link: .symtab
+ Info: .text.foo
+ Relocations:
+ - Offset: 0x0000000000000000
+ Symbol: foo
+ Type: R_X86_64_64
+ - Name: .rela.text.bar
+ Type: SHT_RELA
+ Flags: [ SHF_INFO_LINK, SHF_GROUP ]
+ Link: .symtab
+ Info: .text.bar
+ Relocations:
+ - Offset: 0x0000000000000000
+ Symbol: bar
+ Type: R_X86_64_64
+Symbols:
+ Global:
+ - Name: foo
+ - Name: bar
+

64
SPECS/lld.spec
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@ -1,32 +1,38 @@
#%%global rc_ver 2
%global lld_srcdir lld-%{version}%{?rc_ver:rc%{rc_ver}}.src
# armv7lhl tests disabled because of arm issue, see https://koji.fedoraproject.org/koji/taskinfo?taskID=33660162
%ifnarch i686 %{arm}
%global enable_test_pkg 1
%endif
Name: lld
Version: 7.0.1
Release: 3%{?dist}
Version: 8.0.1
Release: 1%{?rc_ver:.rc%{rc_ver}}%{?dist}
Summary: The LLVM Linker
License: NCSA
URL: http://llvm.org
Source0: http://%{?rc_ver:pre}releases.llvm.org/%{version}/%{?rc_ver:rc%{rc_ver}}/%{lld_srcdir}.tar.xz
Source0: https://github.com/llvm/llvm-project/releases/download/llvmorg-%{version}%{?rc_ver:-%{rc_ver}}/%{lld_srcdir}.tar.xz
Patch0: 0001-CMake-Check-for-gtest-headers-even-if-lit.py-is-not-.patch
Patch1: 0001-lld-Prefer-using-the-newest-installed-python-version.patch
Patch2: 0001-Partial-support-of-SHT_GROUP-without-flag.patch
BuildRequires: gcc
BuildRequires: gcc-c++
BuildRequires: cmake
BuildRequires: llvm-devel = %{version}
BuildRequires: llvm-static = %{version}
BuildRequires: ncurses-devel
BuildRequires: zlib-devel
BuildRequires: chrpath
BuildRequires: gcc
BuildRequires: gcc-c++
BuildRequires: cmake
BuildRequires: llvm-devel = %{version}
%if 0%{?enable_test_pkg}
BuildRequires: llvm-test = %{version}
%endif
BuildRequires: ncurses-devel
BuildRequires: zlib-devel
BuildRequires: chrpath
# For make check:
# This pulls in /usr/bin/python3
BuildRequires: python3-devel
BuildRequires: python3-lit = 0.7.1
BuildRequires: llvm-googletest
BuildRequires: python3-rpm-macros
BuildRequires: python3-lit
BuildRequires: llvm-googletest = %{version}
%description
The LLVM project linker.
@ -55,14 +61,12 @@ cd %{_target_platform}
%cmake .. \
-DLLVM_LINK_LLVM_DYLIB:BOOL=ON \
-DLLVM_DYLIB_COMPONENTS="all" \
-DPYTHON_EXECUTABLE=%{__python3} \
-DLLVM_INCLUDE_TESTS=ON \
-DLLVM_MAIN_SRC_DIR=%{_datadir}/llvm/src \
-DLLVM_EXTERNAL_LIT=%{_bindir}/lit \
-DLLVM_LIT_ARGS="-sv \
-DFileCheck=%{_libdir}/llvm/FileCheck \
-Dcount=%{_libdir}/llvm/count \
-Dnot=%{_libdir}/llvm/not \
--path %{_libdir}/llvm" \
--path %{_libdir}/llvm" \
%if 0%{?__isa_bits} == 64
-DLLVM_LIBDIR_SUFFIX=64
%else
@ -80,10 +84,12 @@ chrpath --delete %{buildroot}%{_bindir}/*
chrpath --delete %{buildroot}%{_libdir}/*.so*
%check
make -C %{_target_platform} %{?_smp_mflags} check-lld
%post libs -p /sbin/ldconfig
%postun libs -p /sbin/ldconfig
%if 0%{?enable_test_pkg}
make -C %{_target_platform} %{?_smp_mflags} check-lld
%endif
%ldconfig_scriptlets libs
%files
%{_bindir}/lld*
@ -99,6 +105,18 @@ make -C %{_target_platform} %{?_smp_mflags} check-lld
%{_libdir}/liblld*.so.*
%changelog
* Thu Aug 1 2019 sguelton@redhat.com - 8.0.1-1
- 8.0.1 release
* Mon Jun 17 2019 sguelton@redhat.com - 8.0.1-0.2.rc2
- Remove unnecessary threading patch
* Thu Jun 13 2019 sguelton@redhat.com - 8.0.1-0.1.rc2
- 8.0.1rc2 Release
* Tue Apr 16 2019 sguelton@redhat.com - 8.0.0-1
- 8.0.0 Release
* Mon Jan 14 2019 sguelton@redhat.com - 7.0.1-3
- Fix lld + annobin integration & Setup basic CI tests