From 0bf9b4d33968a3efd474c3444460d70e693a5f91 Mon Sep 17 00:00:00 2001
From: Nikita Popov <npopov@redhat.com>
Date: Wed, 3 Aug 2022 11:24:41 +0200
Subject: [PATCH] Update to LLVM 15.0.0

---
 .gitignore                              |   2 +
 0001-ELF-Support-package-metadata.patch | 170 ------------------------
 lld.spec                                |  31 ++---
 release-keys.asc                        | 104 +++++++++++++++
 sources                                 |   4 +-
 tstellar-gpg-key.asc                    | Bin 2222 -> 0 bytes
 6 files changed, 119 insertions(+), 192 deletions(-)
 delete mode 100644 0001-ELF-Support-package-metadata.patch
 create mode 100644 release-keys.asc
 delete mode 100644 tstellar-gpg-key.asc

diff --git a/.gitignore b/.gitignore
index e3bfffd..4f0d631 100644
--- a/.gitignore
+++ b/.gitignore
@@ -97,3 +97,5 @@
 /lld-14.0.0.src.tar.xz.sig
 /lld-14.0.5.src.tar.xz.sig
 /lld-14.0.5.src.tar.xz
+/lld-15.0.0.src.tar.xz
+/lld-15.0.0.src.tar.xz.sig
diff --git a/0001-ELF-Support-package-metadata.patch b/0001-ELF-Support-package-metadata.patch
deleted file mode 100644
index 31a3ab4..0000000
--- a/0001-ELF-Support-package-metadata.patch
+++ /dev/null
@@ -1,170 +0,0 @@
-From 2a5f3345e72b2c1a66d3714eaae37e7b05ef5c65 Mon Sep 17 00:00:00 2001
-From: Alex Brachet <abrachet@google.com>
-Date: Mon, 8 Aug 2022 21:31:58 +0000
-Subject: [PATCH] [ELF] Support --package-metadata
-
-This was recently introduced in GNU linkers and it makes sense for
-ld.lld to have the same support. This implementation omits checking if
-the input string is valid json to reduce size bloat.
-
-Differential Revision: https://reviews.llvm.org/D131439
----
- lld/ELF/Config.h                |  1 +
- lld/ELF/Driver.cpp              |  1 +
- lld/ELF/Options.td              |  2 ++
- lld/ELF/SyntheticSections.cpp   | 14 ++++++++++++++
- lld/ELF/SyntheticSections.h     | 11 +++++++++++
- lld/ELF/Writer.cpp              |  5 +++++
- lld/docs/ReleaseNotes.rst       |  2 ++
- lld/test/ELF/package-metadata.s | 19 +++++++++++++++++++
- 8 files changed, 55 insertions(+)
- create mode 100644 lld/test/ELF/package-metadata.s
-
-diff --git a/lld/ELF/Config.h b/lld/ELF/Config.h
-index 72b7be8165e0..38545d257a2b 100644
---- a/lld/ELF/Config.h
-+++ b/lld/ELF/Config.h
-@@ -281,6 +281,7 @@ struct Configuration {
-   StringRef thinLTOJobs;
-   unsigned timeTraceGranularity;
-   int32_t splitStackAdjustSize;
-+  StringRef packageMetadata;
- 
-   // The following config options do not directly correspond to any
-   // particular command line options.
-diff --git a/lld/ELF/Driver.cpp b/lld/ELF/Driver.cpp
-index 54b487bdc243..39adc5d707d7 100644
---- a/lld/ELF/Driver.cpp
-+++ b/lld/ELF/Driver.cpp
-@@ -1092,6 +1092,7 @@ static void readConfigs(opt::InputArgList &args) {
-   config->optimize = args::getInteger(args, OPT_O, 1);
-   config->orphanHandling = getOrphanHandling(args);
-   config->outputFile = args.getLastArgValue(OPT_o);
-+  config->packageMetadata = args.getLastArgValue(OPT_package_metadata);
-   config->pie = args.hasFlag(OPT_pie, OPT_no_pie, false);
-   config->printIcfSections =
-       args.hasFlag(OPT_print_icf_sections, OPT_no_print_icf_sections, false);
-diff --git a/lld/ELF/Options.td b/lld/ELF/Options.td
-index cf2013a5f820..52f5485af1f4 100644
---- a/lld/ELF/Options.td
-+++ b/lld/ELF/Options.td
-@@ -505,6 +505,8 @@ def z: JoinedOrSeparate<["-"], "z">, MetaVarName<"<option>">,
- def visual_studio_diagnostics_format : FF<"vs-diagnostics">,
- HelpText<"Format diagnostics for Visual Studio compatibility">;
- 
-+def package_metadata: JJ<"package-metadata=">, HelpText<"Emit package metadata note">;
-+
- // Aliases
- def: Separate<["-"], "f">, Alias<auxiliary>, HelpText<"Alias for --auxiliary">;
- def: F<"call_shared">, Alias<Bdynamic>, HelpText<"Alias for --Bdynamic">;
-diff --git a/lld/ELF/SyntheticSections.cpp b/lld/ELF/SyntheticSections.cpp
-index 7778ae5f78e6..5e5495540215 100644
---- a/lld/ELF/SyntheticSections.cpp
-+++ b/lld/ELF/SyntheticSections.cpp
-@@ -3844,6 +3844,20 @@ void InStruct::reset() {
-   symTabShndx.reset();
- }
- 
-+void PackageMetadataNote::writeTo(uint8_t *buf) {
-+  write32(buf, 4);
-+  write32(buf + 4, config->packageMetadata.size() + 1);
-+  write32(buf + 8, 0xcafe1a7e);
-+  memcpy(buf + 12, "FDO", 4);
-+  memcpy(buf + 16, config->packageMetadata.data(),
-+         config->packageMetadata.size());
-+}
-+
-+size_t PackageMetadataNote::getSize() const {
-+  return sizeof(llvm::ELF::Elf64_Nhdr) + 4 +
-+         alignTo(config->packageMetadata.size() + 1, 4);
-+}
-+
- InStruct elf::in;
- 
- std::vector<Partition> elf::partitions;
-diff --git a/lld/ELF/SyntheticSections.h b/lld/ELF/SyntheticSections.h
-index 3161785988f6..7b31b5e97731 100644
---- a/lld/ELF/SyntheticSections.h
-+++ b/lld/ELF/SyntheticSections.h
-@@ -1185,6 +1185,16 @@ public:
-   void writeTo(uint8_t *buf) override;
- };
- 
-+
-+class PackageMetadataNote : public SyntheticSection {
-+public:
-+  PackageMetadataNote()
-+      : SyntheticSection(llvm::ELF::SHF_ALLOC, llvm::ELF::SHT_NOTE,
-+                         /*alignment=*/4, ".note.package") {}
-+  void writeTo(uint8_t *buf) override;
-+  size_t getSize() const override;
-+};
-+
- InputSection *createInterpSection();
- MergeInputSection *createCommentSection();
- template <class ELFT> void splitSections();
-@@ -1215,6 +1225,7 @@ struct Partition {
-   std::unique_ptr<EhFrameSection> ehFrame;
-   std::unique_ptr<GnuHashTableSection> gnuHashTab;
-   std::unique_ptr<HashTableSection> hashTab;
-+  std::unique_ptr<PackageMetadataNote> packageMetadataNote;
-   std::unique_ptr<RelocationBaseSection> relaDyn;
-   std::unique_ptr<RelrBaseSection> relrDyn;
-   std::unique_ptr<VersionDefinitionSection> verDef;
-diff --git a/lld/ELF/Writer.cpp b/lld/ELF/Writer.cpp
-index 5794f048c990..fa6353db8c6d 100644
---- a/lld/ELF/Writer.cpp
-+++ b/lld/ELF/Writer.cpp
-@@ -417,6 +417,11 @@ template <class ELFT> void elf::createSyntheticSections() {
-       part.armExidx = std::make_unique<ARMExidxSyntheticSection>();
-       add(*part.armExidx);
-     }
-+
-+    if (!config->packageMetadata.empty()) {
-+      part.packageMetadataNote = std::make_unique<PackageMetadataNote>();
-+      add(*part.packageMetadataNote);
-+    }
-   }
- 
-   if (partitions.size() != 1) {
-diff --git a/lld/docs/ReleaseNotes.rst b/lld/docs/ReleaseNotes.rst
-index 672759fdf6b3..b94b73c4aea7 100644
---- a/lld/docs/ReleaseNotes.rst
-+++ b/lld/docs/ReleaseNotes.rst
-@@ -25,6 +25,8 @@ Non-comprehensive list of changes in this release
- 
- ELF Improvements
- ----------------
-+* ``--package-metadata=`` has been added to create package metadata notes
-+  (`D131439 <https://reviews.llvm.org/D131439>`_)
- 
- * ``--export-dynamic-symbol-list`` has been added.
-   (`D107317 <https://reviews.llvm.org/D107317>`_)
-diff --git a/lld/test/ELF/package-metadata.s b/lld/test/ELF/package-metadata.s
-new file mode 100644
-index 000000000000..29df499d7e98
---- /dev/null
-+++ b/lld/test/ELF/package-metadata.s
-@@ -0,0 +1,19 @@
-+# REQUIRES: x86
-+
-+# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
-+
-+# RUN: ld.lld %t.o -o %t --package-metadata='{}'
-+# RUN: llvm-readelf -n %t | FileCheck %s --check-prefixes=NOTE,FIRST
-+
-+# RUN: ld.lld %t.o -o %t --package-metadata='{"abc":123}'
-+# RUN: llvm-readelf -n %t | FileCheck %s --check-prefixes=NOTE,SECOND
-+
-+# NOTE: .note.package
-+# NOTE-NEXT: Owner
-+# NOTE-NEXT: FDO 0x{{.*}} Unknown note type: (0xcafe1a7e)
-+# FIRST-NEXT: description data: 7b 7d 00
-+# SECOND-NEXT: description data: 7b 22 61 62 63 22 3a 31 32 33 7d 00
-+
-+.globl _start
-+_start:
-+  ret
--- 
-2.37.1
-
diff --git a/lld.spec b/lld.spec
index 8c5f068..699bf8a 100644
--- a/lld.spec
+++ b/lld.spec
@@ -1,11 +1,12 @@
+%global toolchain clang
 %bcond_without check
 %bcond_with compat_build
 
-#global rc_ver 1
+#global rc_ver 3
 %global lld_srcdir lld-%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:rc%{rc_ver}}.src
-%global maj_ver 14
+%global maj_ver 15
 %global min_ver 0
-%global patch_ver 5
+%global patch_ver 0
 
 %if %{with compat_build}
 %global pkg_name lld%{maj_ver}
@@ -25,14 +26,14 @@
 
 Name:		%{pkg_name}
 Version:	%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:~rc%{rc_ver}}
-Release:	4%{?dist}
+Release:	1%{?dist}
 Summary:	The LLVM Linker
 
 License:	NCSA
 URL:		http://llvm.org
 Source0:	https://github.com/llvm/llvm-project/releases/download/llvmorg-%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:-rc%{rc_ver}}/%{lld_srcdir}.tar.xz
 Source1:	https://github.com/llvm/llvm-project/releases/download/llvmorg-%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:-rc%{rc_ver}}/%{lld_srcdir}.tar.xz.sig
-Source2:	tstellar-gpg-key.asc
+Source2:	release-keys.asc
 %if %{without compat_build}
 Source3:	run-lit-tests
 Source4:	lit.lld-test.cfg.py
@@ -45,11 +46,7 @@ Patch0:		0001-PATCH-lld-CMake-Check-for-gtest-headers-even-if-lit..patch
 # Bundle libunwind header need during build for MachO support
 Patch1:		0002-PATCH-lld-Import-compact_unwind_encoding.h-from-libu.patch
 
-# Backport --package-metadata flag
-Patch2:		0001-ELF-Support-package-metadata.patch
-
-BuildRequires:	gcc
-BuildRequires:	gcc-c++
+BuildRequires:	clang
 BuildRequires:	cmake
 BuildRequires:	ninja-build
 %if %{with compat_build}
@@ -160,18 +157,14 @@ sed 's/add_subdirectory(tools\/lld)//' -i CMakeLists.txt
 
 %if %{without compat_build}
 %global lit_cfg test/%{_arch}.site.cfg.py
-%global lit_unit_cfg test/Unit/%{_arch}.site.cfg.py
 %global lit_lld_test_cfg_install_path %{_datadir}/lld/lit.lld-test.cfg.py
 
 # Generate lit config files.  Strip off the last line that initiates the
 # test run, so we can customize the configuration.
 head -n -1 %{__cmake_builddir}/test/lit.site.cfg.py >> %{lit_cfg}
-head -n -1 %{__cmake_builddir}/test/Unit/lit.site.cfg.py >> %{lit_unit_cfg}
 
 # Patch lit config files to load custom config:
-for f in %{lit_cfg} %{lit_unit_cfg}; do
-  echo "lit_config.load_config(config, '%{lit_lld_test_cfg_install_path}')" >> $f
-done
+echo "lit_config.load_config(config, '%{lit_lld_test_cfg_install_path}')" >> %{lit_cfg}
 
 # Install test files
 install -d %{buildroot}%{_datadir}/lld/src
@@ -180,7 +173,6 @@ cp %{SOURCE4} %{buildroot}%{_datadir}/lld/
 # The various tar options are there to make sur the archive is the same on 32 and 64 bit arch, i.e.
 # the archive creation is reproducible. Move arch-specific content out of the tarball
 mv %{lit_cfg} %{buildroot}%{_datadir}/lld/src/%{_arch}.site.cfg.py
-mv %{lit_unit_cfg} %{buildroot}%{_datadir}/lld/src/%{_arch}.Unit.site.cfg.py
 tar --sort=name --mtime='UTC 2020-01-01' -c test/ | gzip -n > %{buildroot}%{_datadir}/lld/src/test.tar.gz
 
 install -d %{buildroot}%{_libexecdir}/tests/lld
@@ -190,9 +182,6 @@ install -m 0755 %{SOURCE3} %{buildroot}%{_libexecdir}/tests/lld
 install -d %{buildroot}%{_libdir}/lld/
 
 rm -rf `find %{buildroot}%{_libdir}/lld/ -iname '*make*'`
-
-# Install gtest libraries
-cp %{__cmake_builddir}/%{_lib}/libgtest*so* %{buildroot}%{_libdir}/lld/
 %endif
 
 # Install libraries and binaries
@@ -252,11 +241,13 @@ fi
 %{_libdir}/lld/
 %{_datadir}/lld/src/test.tar.gz
 %{_datadir}/lld/src/%{_arch}.site.cfg.py
-%{_datadir}/lld/src/%{_arch}.Unit.site.cfg.py
 %{_datadir}/lld/lit.lld-test.cfg.py
 %endif
 
 %changelog
+* Tue Sep 06 2022 Nikita Popov <npopov@redhat.com> - 15.0.0-1
+- Update to LLVM 15.0.0
+
 * Tue Aug 09 2022 Nikita Popov <npopov@redhat.com> - 14.0.5-4
 - Backport --package-metadata flag
 
diff --git a/release-keys.asc b/release-keys.asc
new file mode 100644
index 0000000..0d3789a
--- /dev/null
+++ b/release-keys.asc
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+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/sources b/sources
index 84e7fa5..224d05d 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (lld-14.0.5.src.tar.xz.sig) = f3072577bace37a74815c7b7d69489afaef6b54320f53d59cf12f5a90ebe08f05978ed883d65b216fcce526587530a63655096a9d4e911fe1cefb6954f927830
-SHA512 (lld-14.0.5.src.tar.xz) = d47e4f22f3228385b95c8b604833925f69bb7a0ee56d7f6461c0f1753e871a891857f50ac17d88c035f19f2112f4b7c729e1d51798a83be1d629375b253ed658
+SHA512 (lld-15.0.0.src.tar.xz) = 390b92c244732e56860e6c175090e4ddc2bd5e64366bb4fddb630fb9ddce2ceeda413d721ee64f30f6f69c25056199dc1a2f8071e393b6ae699b21ec01610fc4
+SHA512 (lld-15.0.0.src.tar.xz.sig) = abf5e5e7fbc81327694c990d68fc24b5c44eb359e2e878a8c2ae81ff8ef22dd07c4ccd7b45df5b1d5e0c95f7a42248e40a3171c7831b8888e7221a091e78519e
diff --git a/tstellar-gpg-key.asc b/tstellar-gpg-key.asc
deleted file mode 100644
index eba625c41a5fb1646d8b087acb97a6f079901712..0000000000000000000000000000000000000000
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literal 0
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