From cb9f17b3626fb18b2a92dbcd5ff4c7a7b01c6c83 Mon Sep 17 00:00:00 2001 From: Toshaan Bharvani Date: Mon, 16 Jan 2023 16:43:21 +0100 Subject: [PATCH] initial package creation Signed-off-by: Toshaan Bharvani --- ...Check-for-gtest-headers-even-if-lit..patch | 48 ++ ...-compact_unwind_encoding.h-from-libu.patch | 498 ++++++++++++++++++ SOURCES/lit.lld-test.cfg.py | 12 + SOURCES/run-lit-tests | 66 +++ SOURCES/tstellar-gpg-key.asc | Bin 0 -> 2222 bytes SPECS/lld.spec | 487 +++++++++++++++++ 6 files changed, 1111 insertions(+) create mode 100644 SOURCES/0001-PATCH-lld-CMake-Check-for-gtest-headers-even-if-lit..patch create mode 100644 SOURCES/0002-PATCH-lld-Import-compact_unwind_encoding.h-from-libu.patch create mode 100644 SOURCES/lit.lld-test.cfg.py create mode 100644 SOURCES/run-lit-tests create mode 100644 SOURCES/tstellar-gpg-key.asc create mode 100644 SPECS/lld.spec diff --git a/SOURCES/0001-PATCH-lld-CMake-Check-for-gtest-headers-even-if-lit..patch b/SOURCES/0001-PATCH-lld-CMake-Check-for-gtest-headers-even-if-lit..patch new file mode 100644 index 0000000..ac8ed67 --- /dev/null +++ b/SOURCES/0001-PATCH-lld-CMake-Check-for-gtest-headers-even-if-lit..patch @@ -0,0 +1,48 @@ +From 760568cd24acd6ae9083b0dfea2c7c0ea6f0adc2 Mon Sep 17 00:00:00 2001 +From: Tom Stellard +Date: Thu, 30 Aug 2018 08:53:56 -0700 +Subject: [PATCH 1/2] [PATCH][lld] CMake: Check for gtest headers even if + lit.py is not present + +This makes it possible to build the unittests even withotu a full +checkout of the llvm source tree. +--- + lld/CMakeLists.txt | 15 +++++++++------ + 1 file changed, 9 insertions(+), 6 deletions(-) + +diff --git a/lld/CMakeLists.txt b/lld/CMakeLists.txt +index d4e561b..a7406d1c 100644 +--- a/lld/CMakeLists.txt ++++ b/lld/CMakeLists.txt +@@ -68,6 +68,15 @@ if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR) + set(LLVM_UTILS_PROVIDED ON) + endif() + ++ # Check for gtest ++ set(UNITTEST_DIR ${LLVM_MAIN_SRC_DIR}/utils/unittest) ++ if(EXISTS ${UNITTEST_DIR}/googletest/include/gtest/gtest.h ++ AND NOT EXISTS ${LLVM_LIBRARY_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}gtest${CMAKE_STATIC_LIBRARY_SUFFIX} ++ AND EXISTS ${UNITTEST_DIR}/CMakeLists.txt) ++ add_subdirectory(${UNITTEST_DIR} utils/unittest) ++ endif() ++ ++ # Check for lit + if(EXISTS ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py) + # Note: path not really used, except for checking if lit was found + set(LLVM_LIT ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py) +@@ -77,12 +86,6 @@ if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR) + set(LLVM_UTILS_PROVIDED ON) + set(LLD_TEST_DEPS FileCheck not) + endif() +- set(UNITTEST_DIR ${LLVM_MAIN_SRC_DIR}/utils/unittest) +- if(EXISTS ${UNITTEST_DIR}/googletest/include/gtest/gtest.h +- AND NOT EXISTS ${LLVM_LIBRARY_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}gtest${CMAKE_STATIC_LIBRARY_SUFFIX} +- AND EXISTS ${UNITTEST_DIR}/CMakeLists.txt) +- add_subdirectory(${UNITTEST_DIR} utils/unittest) +- endif() + else() + # Seek installed Lit. + find_program(LLVM_LIT +-- +1.8.3.1 + diff --git a/SOURCES/0002-PATCH-lld-Import-compact_unwind_encoding.h-from-libu.patch b/SOURCES/0002-PATCH-lld-Import-compact_unwind_encoding.h-from-libu.patch new file mode 100644 index 0000000..7d8beda --- /dev/null +++ b/SOURCES/0002-PATCH-lld-Import-compact_unwind_encoding.h-from-libu.patch @@ -0,0 +1,498 @@ +From 43dfe54ce017c8d37eaec480a2f13a492bbc4203 Mon Sep 17 00:00:00 2001 +From: serge-sans-paille +Date: Thu, 25 Feb 2021 14:24:14 +0100 +Subject: [PATCH 2/2] [PATCH][lld] Import compact_unwind_encoding.h from + libunwind + +This avoids an implicit cross package dependency +--- + lld/include/mach-o/compact_unwind_encoding.h | 477 +++++++++++++++++++++++++++ + 1 file changed, 477 insertions(+) + create mode 100644 lld/include/mach-o/compact_unwind_encoding.h + +diff --git a/lld/include/mach-o/compact_unwind_encoding.h b/lld/include/mach-o/compact_unwind_encoding.h +new file mode 100644 +index 0000000..5301b10 +--- /dev/null ++++ b/lld/include/mach-o/compact_unwind_encoding.h +@@ -0,0 +1,477 @@ ++//===------------------ mach-o/compact_unwind_encoding.h ------------------===// ++// ++// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. ++// See https://llvm.org/LICENSE.txt for license information. ++// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception ++// ++// ++// Darwin's alternative to DWARF based unwind encodings. ++// ++//===----------------------------------------------------------------------===// ++ ++ ++#ifndef __COMPACT_UNWIND_ENCODING__ ++#define __COMPACT_UNWIND_ENCODING__ ++ ++#include ++ ++// ++// Compilers can emit standard DWARF FDEs in the __TEXT,__eh_frame section ++// of object files. Or compilers can emit compact unwind information in ++// the __LD,__compact_unwind section. ++// ++// When the linker creates a final linked image, it will create a ++// __TEXT,__unwind_info section. This section is a small and fast way for the ++// runtime to access unwind info for any given function. If the compiler ++// emitted compact unwind info for the function, that compact unwind info will ++// be encoded in the __TEXT,__unwind_info section. If the compiler emitted ++// DWARF unwind info, the __TEXT,__unwind_info section will contain the offset ++// of the FDE in the __TEXT,__eh_frame section in the final linked image. ++// ++// Note: Previously, the linker would transform some DWARF unwind infos into ++// compact unwind info. But that is fragile and no longer done. ++ ++ ++// ++// The compact unwind endoding is a 32-bit value which encoded in an ++// architecture specific way, which registers to restore from where, and how ++// to unwind out of the function. ++// ++typedef uint32_t compact_unwind_encoding_t; ++ ++ ++// architecture independent bits ++enum { ++ UNWIND_IS_NOT_FUNCTION_START = 0x80000000, ++ UNWIND_HAS_LSDA = 0x40000000, ++ UNWIND_PERSONALITY_MASK = 0x30000000, ++}; ++ ++ ++ ++ ++// ++// x86 ++// ++// 1-bit: start ++// 1-bit: has lsda ++// 2-bit: personality index ++// ++// 4-bits: 0=old, 1=ebp based, 2=stack-imm, 3=stack-ind, 4=DWARF ++// ebp based: ++// 15-bits (5*3-bits per reg) register permutation ++// 8-bits for stack offset ++// frameless: ++// 8-bits stack size ++// 3-bits stack adjust ++// 3-bits register count ++// 10-bits register permutation ++// ++enum { ++ UNWIND_X86_MODE_MASK = 0x0F000000, ++ UNWIND_X86_MODE_EBP_FRAME = 0x01000000, ++ UNWIND_X86_MODE_STACK_IMMD = 0x02000000, ++ UNWIND_X86_MODE_STACK_IND = 0x03000000, ++ UNWIND_X86_MODE_DWARF = 0x04000000, ++ ++ UNWIND_X86_EBP_FRAME_REGISTERS = 0x00007FFF, ++ UNWIND_X86_EBP_FRAME_OFFSET = 0x00FF0000, ++ ++ UNWIND_X86_FRAMELESS_STACK_SIZE = 0x00FF0000, ++ UNWIND_X86_FRAMELESS_STACK_ADJUST = 0x0000E000, ++ UNWIND_X86_FRAMELESS_STACK_REG_COUNT = 0x00001C00, ++ UNWIND_X86_FRAMELESS_STACK_REG_PERMUTATION = 0x000003FF, ++ ++ UNWIND_X86_DWARF_SECTION_OFFSET = 0x00FFFFFF, ++}; ++ ++enum { ++ UNWIND_X86_REG_NONE = 0, ++ UNWIND_X86_REG_EBX = 1, ++ UNWIND_X86_REG_ECX = 2, ++ UNWIND_X86_REG_EDX = 3, ++ UNWIND_X86_REG_EDI = 4, ++ UNWIND_X86_REG_ESI = 5, ++ UNWIND_X86_REG_EBP = 6, ++}; ++ ++// ++// For x86 there are four modes for the compact unwind encoding: ++// UNWIND_X86_MODE_EBP_FRAME: ++// EBP based frame where EBP is push on stack immediately after return address, ++// then ESP is moved to EBP. Thus, to unwind ESP is restored with the current ++// EPB value, then EBP is restored by popping off the stack, and the return ++// is done by popping the stack once more into the pc. ++// All non-volatile registers that need to be restored must have been saved ++// in a small range in the stack that starts EBP-4 to EBP-1020. The offset/4 ++// is encoded in the UNWIND_X86_EBP_FRAME_OFFSET bits. The registers saved ++// are encoded in the UNWIND_X86_EBP_FRAME_REGISTERS bits as five 3-bit entries. ++// Each entry contains which register to restore. ++// UNWIND_X86_MODE_STACK_IMMD: ++// A "frameless" (EBP not used as frame pointer) function with a small ++// constant stack size. To return, a constant (encoded in the compact ++// unwind encoding) is added to the ESP. Then the return is done by ++// popping the stack into the pc. ++// All non-volatile registers that need to be restored must have been saved ++// on the stack immediately after the return address. The stack_size/4 is ++// encoded in the UNWIND_X86_FRAMELESS_STACK_SIZE (max stack size is 1024). ++// The number of registers saved is encoded in UNWIND_X86_FRAMELESS_STACK_REG_COUNT. ++// UNWIND_X86_FRAMELESS_STACK_REG_PERMUTATION constains which registers were ++// saved and their order. ++// UNWIND_X86_MODE_STACK_IND: ++// A "frameless" (EBP not used as frame pointer) function large constant ++// stack size. This case is like the previous, except the stack size is too ++// large to encode in the compact unwind encoding. Instead it requires that ++// the function contains "subl $nnnnnnnn,ESP" in its prolog. The compact ++// encoding contains the offset to the nnnnnnnn value in the function in ++// UNWIND_X86_FRAMELESS_STACK_SIZE. ++// UNWIND_X86_MODE_DWARF: ++// No compact unwind encoding is available. Instead the low 24-bits of the ++// compact encoding is the offset of the DWARF FDE in the __eh_frame section. ++// This mode is never used in object files. It is only generated by the ++// linker in final linked images which have only DWARF unwind info for a ++// function. ++// ++// The permutation encoding is a Lehmer code sequence encoded into a ++// single variable-base number so we can encode the ordering of up to ++// six registers in a 10-bit space. ++// ++// The following is the algorithm used to create the permutation encoding used ++// with frameless stacks. It is passed the number of registers to be saved and ++// an array of the register numbers saved. ++// ++//uint32_t permute_encode(uint32_t registerCount, const uint32_t registers[6]) ++//{ ++// uint32_t renumregs[6]; ++// for (int i=6-registerCount; i < 6; ++i) { ++// int countless = 0; ++// for (int j=6-registerCount; j < i; ++j) { ++// if ( registers[j] < registers[i] ) ++// ++countless; ++// } ++// renumregs[i] = registers[i] - countless -1; ++// } ++// uint32_t permutationEncoding = 0; ++// switch ( registerCount ) { ++// case 6: ++// permutationEncoding |= (120*renumregs[0] + 24*renumregs[1] ++// + 6*renumregs[2] + 2*renumregs[3] ++// + renumregs[4]); ++// break; ++// case 5: ++// permutationEncoding |= (120*renumregs[1] + 24*renumregs[2] ++// + 6*renumregs[3] + 2*renumregs[4] ++// + renumregs[5]); ++// break; ++// case 4: ++// permutationEncoding |= (60*renumregs[2] + 12*renumregs[3] ++// + 3*renumregs[4] + renumregs[5]); ++// break; ++// case 3: ++// permutationEncoding |= (20*renumregs[3] + 4*renumregs[4] ++// + renumregs[5]); ++// break; ++// case 2: ++// permutationEncoding |= (5*renumregs[4] + renumregs[5]); ++// break; ++// case 1: ++// permutationEncoding |= (renumregs[5]); ++// break; ++// } ++// return permutationEncoding; ++//} ++// ++ ++ ++ ++ ++// ++// x86_64 ++// ++// 1-bit: start ++// 1-bit: has lsda ++// 2-bit: personality index ++// ++// 4-bits: 0=old, 1=rbp based, 2=stack-imm, 3=stack-ind, 4=DWARF ++// rbp based: ++// 15-bits (5*3-bits per reg) register permutation ++// 8-bits for stack offset ++// frameless: ++// 8-bits stack size ++// 3-bits stack adjust ++// 3-bits register count ++// 10-bits register permutation ++// ++enum { ++ UNWIND_X86_64_MODE_MASK = 0x0F000000, ++ UNWIND_X86_64_MODE_RBP_FRAME = 0x01000000, ++ UNWIND_X86_64_MODE_STACK_IMMD = 0x02000000, ++ UNWIND_X86_64_MODE_STACK_IND = 0x03000000, ++ UNWIND_X86_64_MODE_DWARF = 0x04000000, ++ ++ UNWIND_X86_64_RBP_FRAME_REGISTERS = 0x00007FFF, ++ UNWIND_X86_64_RBP_FRAME_OFFSET = 0x00FF0000, ++ ++ UNWIND_X86_64_FRAMELESS_STACK_SIZE = 0x00FF0000, ++ UNWIND_X86_64_FRAMELESS_STACK_ADJUST = 0x0000E000, ++ UNWIND_X86_64_FRAMELESS_STACK_REG_COUNT = 0x00001C00, ++ UNWIND_X86_64_FRAMELESS_STACK_REG_PERMUTATION = 0x000003FF, ++ ++ UNWIND_X86_64_DWARF_SECTION_OFFSET = 0x00FFFFFF, ++}; ++ ++enum { ++ UNWIND_X86_64_REG_NONE = 0, ++ UNWIND_X86_64_REG_RBX = 1, ++ UNWIND_X86_64_REG_R12 = 2, ++ UNWIND_X86_64_REG_R13 = 3, ++ UNWIND_X86_64_REG_R14 = 4, ++ UNWIND_X86_64_REG_R15 = 5, ++ UNWIND_X86_64_REG_RBP = 6, ++}; ++// ++// For x86_64 there are four modes for the compact unwind encoding: ++// UNWIND_X86_64_MODE_RBP_FRAME: ++// RBP based frame where RBP is push on stack immediately after return address, ++// then RSP is moved to RBP. Thus, to unwind RSP is restored with the current ++// EPB value, then RBP is restored by popping off the stack, and the return ++// is done by popping the stack once more into the pc. ++// All non-volatile registers that need to be restored must have been saved ++// in a small range in the stack that starts RBP-8 to RBP-2040. The offset/8 ++// is encoded in the UNWIND_X86_64_RBP_FRAME_OFFSET bits. The registers saved ++// are encoded in the UNWIND_X86_64_RBP_FRAME_REGISTERS bits as five 3-bit entries. ++// Each entry contains which register to restore. ++// UNWIND_X86_64_MODE_STACK_IMMD: ++// A "frameless" (RBP not used as frame pointer) function with a small ++// constant stack size. To return, a constant (encoded in the compact ++// unwind encoding) is added to the RSP. Then the return is done by ++// popping the stack into the pc. ++// All non-volatile registers that need to be restored must have been saved ++// on the stack immediately after the return address. The stack_size/8 is ++// encoded in the UNWIND_X86_64_FRAMELESS_STACK_SIZE (max stack size is 2048). ++// The number of registers saved is encoded in UNWIND_X86_64_FRAMELESS_STACK_REG_COUNT. ++// UNWIND_X86_64_FRAMELESS_STACK_REG_PERMUTATION constains which registers were ++// saved and their order. ++// UNWIND_X86_64_MODE_STACK_IND: ++// A "frameless" (RBP not used as frame pointer) function large constant ++// stack size. This case is like the previous, except the stack size is too ++// large to encode in the compact unwind encoding. Instead it requires that ++// the function contains "subq $nnnnnnnn,RSP" in its prolog. The compact ++// encoding contains the offset to the nnnnnnnn value in the function in ++// UNWIND_X86_64_FRAMELESS_STACK_SIZE. ++// UNWIND_X86_64_MODE_DWARF: ++// No compact unwind encoding is available. Instead the low 24-bits of the ++// compact encoding is the offset of the DWARF FDE in the __eh_frame section. ++// This mode is never used in object files. It is only generated by the ++// linker in final linked images which have only DWARF unwind info for a ++// function. ++// ++ ++ ++// ARM64 ++// ++// 1-bit: start ++// 1-bit: has lsda ++// 2-bit: personality index ++// ++// 4-bits: 4=frame-based, 3=DWARF, 2=frameless ++// frameless: ++// 12-bits of stack size ++// frame-based: ++// 4-bits D reg pairs saved ++// 5-bits X reg pairs saved ++// DWARF: ++// 24-bits offset of DWARF FDE in __eh_frame section ++// ++enum { ++ UNWIND_ARM64_MODE_MASK = 0x0F000000, ++ UNWIND_ARM64_MODE_FRAMELESS = 0x02000000, ++ UNWIND_ARM64_MODE_DWARF = 0x03000000, ++ UNWIND_ARM64_MODE_FRAME = 0x04000000, ++ ++ UNWIND_ARM64_FRAME_X19_X20_PAIR = 0x00000001, ++ UNWIND_ARM64_FRAME_X21_X22_PAIR = 0x00000002, ++ UNWIND_ARM64_FRAME_X23_X24_PAIR = 0x00000004, ++ UNWIND_ARM64_FRAME_X25_X26_PAIR = 0x00000008, ++ UNWIND_ARM64_FRAME_X27_X28_PAIR = 0x00000010, ++ UNWIND_ARM64_FRAME_D8_D9_PAIR = 0x00000100, ++ UNWIND_ARM64_FRAME_D10_D11_PAIR = 0x00000200, ++ UNWIND_ARM64_FRAME_D12_D13_PAIR = 0x00000400, ++ UNWIND_ARM64_FRAME_D14_D15_PAIR = 0x00000800, ++ ++ UNWIND_ARM64_FRAMELESS_STACK_SIZE_MASK = 0x00FFF000, ++ UNWIND_ARM64_DWARF_SECTION_OFFSET = 0x00FFFFFF, ++}; ++// For arm64 there are three modes for the compact unwind encoding: ++// UNWIND_ARM64_MODE_FRAME: ++// This is a standard arm64 prolog where FP/LR are immediately pushed on the ++// stack, then SP is copied to FP. If there are any non-volatile registers ++// saved, then are copied into the stack frame in pairs in a contiguous ++// range right below the saved FP/LR pair. Any subset of the five X pairs ++// and four D pairs can be saved, but the memory layout must be in register ++// number order. ++// UNWIND_ARM64_MODE_FRAMELESS: ++// A "frameless" leaf function, where FP/LR are not saved. The return address ++// remains in LR throughout the function. If any non-volatile registers ++// are saved, they must be pushed onto the stack before any stack space is ++// allocated for local variables. The stack sized (including any saved ++// non-volatile registers) divided by 16 is encoded in the bits ++// UNWIND_ARM64_FRAMELESS_STACK_SIZE_MASK. ++// UNWIND_ARM64_MODE_DWARF: ++// No compact unwind encoding is available. Instead the low 24-bits of the ++// compact encoding is the offset of the DWARF FDE in the __eh_frame section. ++// This mode is never used in object files. It is only generated by the ++// linker in final linked images which have only DWARF unwind info for a ++// function. ++// ++ ++ ++ ++ ++ ++//////////////////////////////////////////////////////////////////////////////// ++// ++// Relocatable Object Files: __LD,__compact_unwind ++// ++//////////////////////////////////////////////////////////////////////////////// ++ ++// ++// A compiler can generated compact unwind information for a function by adding ++// a "row" to the __LD,__compact_unwind section. This section has the ++// S_ATTR_DEBUG bit set, so the section will be ignored by older linkers. ++// It is removed by the new linker, so never ends up in final executables. ++// This section is a table, initially with one row per function (that needs ++// unwind info). The table columns and some conceptual entries are: ++// ++// range-start pointer to start of function/range ++// range-length ++// compact-unwind-encoding 32-bit encoding ++// personality-function or zero if no personality function ++// lsda or zero if no LSDA data ++// ++// The length and encoding fields are 32-bits. The other are all pointer sized. ++// ++// In x86_64 assembly, these entry would look like: ++// ++// .section __LD,__compact_unwind,regular,debug ++// ++// #compact unwind for _foo ++// .quad _foo ++// .set L1,LfooEnd-_foo ++// .long L1 ++// .long 0x01010001 ++// .quad 0 ++// .quad 0 ++// ++// #compact unwind for _bar ++// .quad _bar ++// .set L2,LbarEnd-_bar ++// .long L2 ++// .long 0x01020011 ++// .quad __gxx_personality ++// .quad except_tab1 ++// ++// ++// Notes: There is no need for any labels in the the __compact_unwind section. ++// The use of the .set directive is to force the evaluation of the ++// range-length at assembly time, instead of generating relocations. ++// ++// To support future compiler optimizations where which non-volatile registers ++// are saved changes within a function (e.g. delay saving non-volatiles until ++// necessary), there can by multiple lines in the __compact_unwind table for one ++// function, each with a different (non-overlapping) range and each with ++// different compact unwind encodings that correspond to the non-volatiles ++// saved at that range of the function. ++// ++// If a particular function is so wacky that there is no compact unwind way ++// to encode it, then the compiler can emit traditional DWARF unwind info. ++// The runtime will use which ever is available. ++// ++// Runtime support for compact unwind encodings are only available on 10.6 ++// and later. So, the compiler should not generate it when targeting pre-10.6. ++ ++ ++ ++ ++//////////////////////////////////////////////////////////////////////////////// ++// ++// Final Linked Images: __TEXT,__unwind_info ++// ++//////////////////////////////////////////////////////////////////////////////// ++ ++// ++// The __TEXT,__unwind_info section is laid out for an efficient two level lookup. ++// The header of the section contains a coarse index that maps function address ++// to the page (4096 byte block) containing the unwind info for that function. ++// ++ ++#define UNWIND_SECTION_VERSION 1 ++struct unwind_info_section_header ++{ ++ uint32_t version; // UNWIND_SECTION_VERSION ++ uint32_t commonEncodingsArraySectionOffset; ++ uint32_t commonEncodingsArrayCount; ++ uint32_t personalityArraySectionOffset; ++ uint32_t personalityArrayCount; ++ uint32_t indexSectionOffset; ++ uint32_t indexCount; ++ // compact_unwind_encoding_t[] ++ // uint32_t personalities[] ++ // unwind_info_section_header_index_entry[] ++ // unwind_info_section_header_lsda_index_entry[] ++}; ++ ++struct unwind_info_section_header_index_entry ++{ ++ uint32_t functionOffset; ++ uint32_t secondLevelPagesSectionOffset; // section offset to start of regular or compress page ++ uint32_t lsdaIndexArraySectionOffset; // section offset to start of lsda_index array for this range ++}; ++ ++struct unwind_info_section_header_lsda_index_entry ++{ ++ uint32_t functionOffset; ++ uint32_t lsdaOffset; ++}; ++ ++// ++// There are two kinds of second level index pages: regular and compressed. ++// A compressed page can hold up to 1021 entries, but it cannot be used ++// if too many different encoding types are used. The regular page holds ++// 511 entries. ++// ++ ++struct unwind_info_regular_second_level_entry ++{ ++ uint32_t functionOffset; ++ compact_unwind_encoding_t encoding; ++}; ++ ++#define UNWIND_SECOND_LEVEL_REGULAR 2 ++struct unwind_info_regular_second_level_page_header ++{ ++ uint32_t kind; // UNWIND_SECOND_LEVEL_REGULAR ++ uint16_t entryPageOffset; ++ uint16_t entryCount; ++ // entry array ++}; ++ ++#define UNWIND_SECOND_LEVEL_COMPRESSED 3 ++struct unwind_info_compressed_second_level_page_header ++{ ++ uint32_t kind; // UNWIND_SECOND_LEVEL_COMPRESSED ++ uint16_t entryPageOffset; ++ uint16_t entryCount; ++ uint16_t encodingsPageOffset; ++ uint16_t encodingsCount; ++ // 32-bit entry array ++ // encodings array ++}; ++ ++#define UNWIND_INFO_COMPRESSED_ENTRY_FUNC_OFFSET(entry) (entry & 0x00FFFFFF) ++#define UNWIND_INFO_COMPRESSED_ENTRY_ENCODING_INDEX(entry) ((entry >> 24) & 0xFF) ++ ++ ++ ++#endif ++ +-- +1.8.3.1 + diff --git a/SOURCES/lit.lld-test.cfg.py b/SOURCES/lit.lld-test.cfg.py new file mode 100644 index 0000000..10d165b --- /dev/null +++ b/SOURCES/lit.lld-test.cfg.py @@ -0,0 +1,12 @@ +#Clear lld_tools_dir so we don't accidently pick up tools from somewhere else +config.lld_tools_dir = "" + +if hasattr(config, 'have_zlib'): + # Regression tests write output to this directory, so we need to be able to specify + # a temp directory when invoking lit. e.g. lit -Dlld_obj_root=/tmp/lit + config.lld_obj_root = "%(lld_obj_root)s" % lit_config.params + lit_config.load_config(config, '%(lld_test_root)s/lit.cfg.py' % lit_config.params) +else: + # For unit tests, llvm_obj_root is used to find the unit test binaries. + config.lld_obj_root = '%(lld_unittest_bindir)s' % lit_config.params + lit_config.load_config(config, '%(lld_test_root)s/Unit/lit.cfg.py' % lit_config.params) diff --git a/SOURCES/run-lit-tests b/SOURCES/run-lit-tests new file mode 100644 index 0000000..1a448d0 --- /dev/null +++ b/SOURCES/run-lit-tests @@ -0,0 +1,66 @@ +#!/bin/bash + +usage() { + cat << EOF +usage: `basename $0` [OPTIONS] + --threads NUM The number of threads to use for running tests. + --multilib-arch ARCH Use this option to test 32-bit libs/binaries on + 64-bit hosts. +EOF +} + +threads_arg='' + +while [ $# -gt 0 ]; do + case $1 in + --threads) + shift + threads_arg="--threads $1" + ;; + --multilib-arch) + shift + ARCH=$1 + ;; + * ) + echo "unknown option: $1" + echo "" + usage + exit 1 + ;; + esac + shift +done + +if [ `whoami` = "root" ]; then + echo "error: lld tests do not support running as root." + exit 1 +fi + +set -xe + +if [ -z "$ARCH" ]; then + ARCH=`rpm --eval '%_arch'` +fi + +case $ARCH in + arm) + ;& + i686) + LIB_DIR="/usr/lib/" + ;; + *) + LIB_DIR="/usr/lib64/" + ;; +esac + +cd $(mktemp -d -p /var/tmp) +ln -s /usr/include include +tar -xzf /usr/share/lld/src/test.tar.gz +ln -s /usr/share/lld/src/$ARCH.site.cfg.py test/lit.site.cfg.py +ln -s /usr/share/lld/src/$ARCH.Unit.site.cfg.py test/Unit/lit.site.cfg.py + +LD_LIBRARY_PATH=$LIB_DIR/lld:$LD_LIBRARY_PATH \ +lit -v -s $threads_arg test \ + -Dlld_obj_root=`pwd` \ + -Dlld_test_root=`pwd`/test \ + -Dlld_unittest_bindir=$LIB_DIR/lld diff --git a/SOURCES/tstellar-gpg-key.asc b/SOURCES/tstellar-gpg-key.asc new file mode 100644 index 0000000000000000000000000000000000000000..eba625c41a5fb1646d8b087acb97a6f079901712 GIT binary patch literal 2222 zcmV;f2vPT$0u2OO>VZ805CFTzjTRs0jjXv;pGugCr`4v#a%GKo$r!Jd->PCt z$y%rpj==vUV}Ir+*R8b>IVmXk+p1pb?8#X&nu=A^mMLf^hWzyKgNi2>hyWLVh=fxY z2uQphyka|M&B_iX7`4E;@VIVye4j+?(eh_~`%yu#&d z*V9fM6W6bny8d9hd1I{mwtG%>CC@J*juZpAErTo`!5xcYL1Aj+mdQryB5UR$E%yF6 z*!s!u));Q?P+9N#0Q6S0jli^^Y40t$(uybAR^$1y6%VyNeBeQ!@oTFdcu?K8u$-I` zKDUMj7UGg4A}({Q;YHV$l=+&0cGG3Hh4_R+d%{rZxYsm$HE!9TA$H#_hM3|NNT^K> zZQU8HH=}vu#c;-9-Jyy=nkH&Ih5=&vyyTF3Oa0+QyQp|o8>g~GALwBu0JFctO)F4By^oR|Q&^+ok_ahpz* zx2{4_^~smFohQB{Cn}OKl!M)6h-Sp7pTRPF)8{xDQnsT*2KBVqzLp^_b}_%Gi3#{7 zPmKinsRK(isAm8X0RRECB2;f}AX9W@Y;0k2WFS0rb97~FY+-Uha%E&_VRSBIZ*4w_ z0zU*30RjLi1p->?fjt5n0|f~I;WK~-3ke7Z0|EgC6$kC|{ 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https://github.com/llvm/llvm-project/releases/download/llvmorg-%{version}%{?rc_ver:-rc%{rc_ver}}/%{lld_srcdir}.tar.xz.sig +Source2: tstellar-gpg-key.asc +Source3: run-lit-tests +Source4: lit.lld-test.cfg.py + +ExcludeArch: s390x + +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 + +BuildRequires: gcc +BuildRequires: gcc-c++ +BuildRequires: cmake +BuildRequires: ninja-build +BuildRequires: llvm-devel = %{version} +BuildRequires: llvm-test = %{version} +BuildRequires: ncurses-devel +BuildRequires: zlib-devel + +# For make check: +BuildRequires: python3-rpm-macros +BuildRequires: python3-lit +BuildRequires: llvm-googletest = %{version} + +# For gpg source verification +BuildRequires: gnupg2 + +Requires(post): %{_sbindir}/update-alternatives +Requires(preun): %{_sbindir}/update-alternatives + +Requires: lld-libs = %{version}-%{release} + +%description +The LLVM project linker. + +%package devel +Summary: Libraries and header files for LLD +Requires: lld-libs%{?_isa} = %{version}-%{release} +# lld tools are referenced in the cmake files, so we need to add lld as a +# dependency. +Requires: %{name}%{?_isa} = %{version}-%{release} + +%description devel +This package contains library and header files needed to develop new native +programs that use the LLD infrastructure. + +%package libs +Summary: LLD shared libraries + +%description libs +Shared libraries for LLD. + +%package test +Summary: LLD regression tests +Requires: %{name}%{?_isa} = %{version}-%{release} +Requires: python3-lit +Requires: llvm-test(major) = %{maj_ver} +Requires: lld-libs = %{version}-%{release} + +%description test +LLVM regression tests. + +%prep +%{gpgverify} --keyring='%{SOURCE2}' --signature='%{SOURCE1}' --data='%{SOURCE0}' +%autosetup -n %{lld_srcdir} -p2 + + +%build + +# Disable lto since it causes the COFF/libpath.test lit test to crash. +%global _lto_cflags %{nil} + +%cmake \ + -GNinja \ + -DLLVM_LINK_LLVM_DYLIB:BOOL=ON \ + -DLLVM_DYLIB_COMPONENTS="all" \ + -DCMAKE_SKIP_RPATH:BOOL=ON \ + -DPYTHON_EXECUTABLE=%{__python3} \ + -DLLVM_INCLUDE_TESTS=ON \ + -DLLVM_MAIN_SRC_DIR=%{_datadir}/llvm/src \ + -DLLVM_EXTERNAL_LIT=%{_bindir}/lit \ + -DLLVM_LIT_ARGS="-sv \ + --path %{_libdir}/llvm" \ +%if 0%{?__isa_bits} == 64 + -DLLVM_LIBDIR_SUFFIX=64 +%else + -DLLVM_LIBDIR_SUFFIX= +%endif + +%cmake_build + +# Build the unittests so we can install them. +%cmake_build --target lld-test-depends + +%install + +%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 + +# Install test files +install -d %{buildroot}%{_datadir}/lld/src +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 +install -m 0755 %{SOURCE3} %{buildroot}%{_libexecdir}/tests/lld + +# Install unit test binaries +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/ + +# Install libraries and binaries +%cmake_install + +# This is generated by Patch1 during build and (probably) must be removed afterward +rm %{buildroot}%{_includedir}/mach-o/compact_unwind_encoding.h + +# Required when using update-alternatives: +# https://docs.fedoraproject.org/en-US/packaging-guidelines/Alternatives/ +touch %{buildroot}%{_bindir}/ld + +%post +%{_sbindir}/update-alternatives --install %{_bindir}/ld ld %{_bindir}/ld.lld 1 + +%postun +if [ $1 -eq 0 ] ; then + %{_sbindir}/update-alternatives --remove ld %{_bindir}/ld.lld +fi + +%check + +# armv7lhl tests disabled because of arm issue, see https://koji.fedoraproject.org/koji/taskinfo?taskID=33660162 +%ifnarch %{arm} +%if %{with check} +%cmake_build --target check-lld +%endif +%endif + +%ldconfig_scriptlets libs + +%files +%license LICENSE.TXT +%ghost %{_bindir}/ld +%{_bindir}/lld* +%{_bindir}/ld.lld +%{_bindir}/ld64.lld +%{_bindir}/wasm-ld + +%files devel +%{_includedir}/lld +%{_libdir}/liblld*.so +%{_libdir}/cmake/lld/ + +%files libs +%{_libdir}/liblld*.so.* + +%files test +%{_libexecdir}/tests/lld/ +%{_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 + +%changelog +* Wed Jul 20 2022 Timm Bäder - 14.0.6-1 +- 14.0.6 Release + +* Wed Jun 22 2022 Timm Bäder - 14.0.5-1 +- 14.0.5 Release + +* Fri May 06 2022 Timm Bäder - 14.0.0-2 +- Backport ignoring --no-add-needed + +* Mon Apr 25 2022 Timm Bäder - 14.0.0-1 +- 14.0.0 Release + +* Thu Feb 03 2022 Tom Stellard - 13.0.1-1 +- 13.0.1 Release + +* Tue Oct 12 2021 Timm Bäder - 13.0.0-1 +- Release 13.0.0 + +* Mon Aug 09 2021 Mohan Boddu - 12.0.1-2 +- Rebuilt for IMA sigs, glibc 2.34, aarch64 flags + Related: rhbz#1991688 + +* Tue Jul 13 2021 Tom Stellard -12.0.1-1 +- 12.0.1 Release + +* Fri Apr 16 2021 Tom Stellard - 12.0.0-1 +- 12.0.0 Release + +* Thu Apr 08 2021 sguelton@redhat.com - 12.0.0-0.8.rc5 +- New upstream release candidate + +* Wed Apr 07 2021 Tom Stellard - 12.0.0-0.7.rc4 +- Set executable permissions on run-lit-tests + +* Fri Apr 02 2021 sguelton@redhat.com - 12.0.0-0.6.rc4 +- New upstream release candidate + +* Wed Mar 31 2021 Jonathan Wakely - 12.0.0-0.5.rc3 +- Rebuilt for removed libstdc++ symbols (#1937698) + +* Thu Mar 11 2021 sguelton@redhat.com - 12.0.0-0.4.rc3 +- LLVM 12.0.0 rc3 + +* Wed Mar 10 2021 sguelton@redhat.com - 12.0.0-0.3.rc2 +- rebuilt + +* Wed Feb 24 2021 sguelton@redhat.com - 12.0.0-0.2.rc2 +- llvm 12.0.0-rc2 release + +* Tue Feb 16 2021 sguelton@redhat.com - 12.0.0-0.1.rc1 +- llvm 12.0.0-rc1 release + +* Tue Jan 26 2021 Fedora Release Engineering - 11.1.0-0.3.rc2 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild + +* Fri Jan 22 2021 Serge Guelton - 11.1.0-0.2.rc2 +- llvm 11.1.0-rc2 release + +* Thu Jan 14 2021 Serge Guelton - 11.1.0-0.1.rc1 +- 11.1.0-rc1 release + +* Wed Jan 06 2021 Serge Guelton - 11.0.1-3 +- LLVM 11.0.1 final + +* Tue Dec 22 2020 sguelton@redhat.com - 11.0.1-2.rc2 +- llvm 11.0.1-rc2 + +* Tue Dec 01 2020 sguelton@redhat.com - 11.0.1-1.rc1 +- llvm 11.0.1-rc1 + +* Thu Nov 12 2020 sguelton@redhat.com - 11.0.0-3 +- Exclude s390x, unsupported upstream + +* Mon Oct 19 2020 sguelton@redhat.com - 11.0.0-2 +- Rebuilt with all gating tests on + +* Thu Oct 15 2020 sguelton@redhat.com - 11.0.0-1 +- Fix NVR + +* Mon Oct 12 2020 sguelton@redhat.com - 11.0.0-0.6 +- llvm 11.0.0 - final release + +* Thu Oct 08 2020 sguelton@redhat.com - 11.0.0-0.5.rc6 +- 11.0.0-rc6 + +* Wed Oct 07 2020 sguelton@redhat.com - 11.0.0-0.4.rc5 +- Update CI tests + +* Fri Oct 02 2020 sguelton@redhat.com - 11.0.0-0.3.rc5 +- 11.0.0-rc5 Release + +* Sun Sep 27 2020 sguelton@redhat.com - 11.0.0-0.2.rc3 +- Fix NVR + +* Thu Sep 24 2020 sguelton@redhat.com - 11.0.0-0.1.rc3 +- 11.0.0-rc3 Release + +* Tue Sep 01 2020 sguelton@redhat.com - 11.0.0-0.1.rc2 +- 11.0.0-rc2 Release + +* Mon Aug 10 2020 Tom Stellard - 11.0.0-0.1.rc1 +- 11.0.0-rc1 Release + +* Mon Aug 10 2020 sguelton@redhat.com - 10.0.0-7 +- use %%license macro + +* Mon Aug 10 2020 Tom Stellard - 10.0.0-6 +- Disable LTO + +* Sat Aug 01 2020 Fedora Release Engineering - 10.0.0-5 +- Second attempt - Rebuilt for + https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild + +* Tue Jul 28 2020 Fedora Release Engineering - 10.0.0-4 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild + +* Mon Jul 20 2020 sguelton@redhat.com - 10.0.0-3 +- Use generic cmake macros +- Use Ninja as build system +- Remove chrpath dependency + +* Fri Jul 17 2020 sguelton@redhat.com - 10.0.0-2 +- Make test archive arch-independent + +* Mon Mar 30 2020 sguelton@redhat.com - 10.0.0-1 +- 10.0.0 final + +* Wed Mar 25 2020 sguelton@redhat.com - 10.0.0-0.6.rc6 +- 10.0.0 rc6 + +* Fri Mar 20 2020 sguelton@redhat.com - 10.0.0-0.5.rc5 +- 10.0.0 rc5 + +* Sun Mar 15 2020 sguelton@redhat.com - 10.0.0-0.4.rc4 +- 10.0.0 rc4 + +* Thu Mar 05 2020 sguelton@redhat.com - 10.0.0-0.3.rc3 +- 10.0.0 rc3 + +* Fri Feb 14 2020 sguelton@redhat.com - 10.0.0-0.2.rc2 +- 10.0.0 rc2 + +* Fri Jan 31 2020 sguelton@redhat.com - 10.0.0-0.1.rc1 +- 10.0.0 rc1 + +* Wed Jan 29 2020 Fedora Release Engineering - 9.0.1-2 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild + +* Thu Dec 19 2019 Tom Stellard -9.0.1-1 +- 9.0.1 Release + +* Sat Dec 14 2019 Tom Stellard - 9.0.0-6 +- Fix some rpmdiff errors + +* Fri Dec 13 2019 Tom Stellard - 9.0.0-5 +- Remove build artifacts installed with unittests + +* Thu Dec 05 2019 Tom Stellard - 9.0.0-4 +- Enable GPG-based source file verification + +* Thu Dec 05 2019 Tom Stellard - 9.0.0-3 +- Add lld-test package + +* Thu Nov 14 2019 Tom Stellard - 9.0.0-2 +- Add explicit lld-libs requires to fix rpmdiff errors + +* Thu Sep 19 2019 Tom Stellard -9.0.0-1 +- 9.0.0 Release + +* Thu Aug 22 2019 Tom Stellard - 9.0.0-0.1.rc3 +- 9.0.0-rc3 Release + +* Tue Aug 20 2019 Tom Stellard - 8.0.0-3 +- touch /usr/bin/ld as required by the packaging guidelines for + update-alternatives + +* Tue Aug 13 2019 Tom Stellard - 8.0.0-2 +- Add update-alternative for ld + +* Thu Jul 25 2019 Fedora Release Engineering - 8.0.0-1.1 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild + +* Wed Mar 20 2019 sguelton@redhat.com - 8.0.0-1 +- 8.0.0 final + +* Tue Mar 12 2019 sguelton@redhat.com - 8.0.0-0.4.rc4 +- 8.0.0 Release candidate 4 + +* Tue Mar 5 2019 sguelton@redhat.com - 8.0.0-0.4.rc3 +- Cleanup specfile after llvm specfile update + +* Mon Mar 4 2019 sguelton@redhat.com - 8.0.0-0.3.rc3 +- 8.0.0 Release candidate 3 + +* Fri Feb 22 2019 sguelton@redhat.com - 8.0.0-0.2.rc2 +- 8.0.0 Release candidate 2 + +* Mon Feb 11 2019 sguelton@redhat.com - 8.0.0-0.1.rc1 +- 8.0.0 Release candidate 1 + +* Fri Feb 01 2019 Fedora Release Engineering - 7.0.1-3.1 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild + +* Mon Jan 14 2019 sguelton@redhat.com - 7.0.1-3 +- Fix lld + annobin integration & Setup basic CI tests + +* Mon Dec 17 2018 sguelton@redhat.com - 7.0.1-2 +- Update lit dependency + +* Mon Dec 17 2018 sguelton@redhat.com - 7.0.1-1 +- 7.0.1 Release + +* Tue Dec 04 2018 sguelton@redhat.com - 7.0.0-2 +- Ensure rpmlint passes on specfile + +* Mon Sep 24 2018 Tom Stellard - 7.0.0-1 +- 7.0.1 Release + +* Tue Sep 11 2018 Tom Stellard - 7.0.0-0.4.rc3 +- 7.0.0-rc3 Release + +* Fri Aug 31 2018 Tom Stellard - 7.0.0-0.3.rc2 +- 7.0.0-rc2 Release + +* Thu Aug 30 2018 Tom Stellard - 7.0.0-0.2.rc1 +- Enable make check + +* Mon Aug 13 2018 Tom Stellard - 7.0.0-0.1.rc1 +- 7.0.0-rc1 Release + +* Fri Jul 13 2018 Fedora Release Engineering - 6.0.1-2 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild + +* Wed Jun 27 2018 Tom Stellard - 6.0.1-1 +- 6.0.1 Release + +* Fri May 11 2018 Tom Stellard - 6.0.1-0.1.rc1 +- 6.0.1-rc1 Release + +* Thu Mar 08 2018 Tom Stellard - 6.0.0-1 +- 6.0.0 Release + +* Tue Feb 13 2018 Tom Stellard - 6.0.0-0.3.rc2 +- 6.0.0-rc2 Release + +* Thu Feb 08 2018 Fedora Release Engineering - 6.0.0-0.2.rc1 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild + +* Thu Jan 25 2018 Tom Stellard - 6.0.0-0.1.rc1 +- 6.0.0-rc1 Release + +* Thu Dec 21 2017 Tom Stellard - 5.0.1-1 +- 5.0.1 Release + +* Mon Sep 11 2017 Tom Stellard - 5.0.0-1 +- 5.0.0 Release + +* Thu Aug 03 2017 Fedora Release Engineering - 4.0.1-4 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild + +* Wed Jul 26 2017 Fedora Release Engineering - 4.0.1-3 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild + +* Thu Jul 06 2017 Tom Stellard - 4.0.1-2 +- Backport r307092 + +* Tue Jul 04 2017 Tom Stellard - 4.0.1-1 +- 4.0.1 Release + +* Tue Jul 04 2017 Tom Stellard - 4.0.0-4 +- Fix build without llvm-static + +* Wed May 31 2017 Tom Stellard - 4.0.0-3 +- Remove llvm-static dependency + +* Mon May 15 2017 Fedora Release Engineering - 4.0.0-2 +- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_27_Mass_Rebuild + +* Tue Mar 14 2017 Tom Stellard - 4.0.0-1 +- lld 4.0.0 Final Release