[lld] 7168de5 - Revert "[LLD][COFF] Introduce hybrid symbol table for EC input files on ARM64X (#119294)"
Jacek Caban via llvm-commits
llvm-commits at lists.llvm.org
Sun Dec 15 13:32:27 PST 2024
Author: Jacek Caban
Date: 2024-12-15T22:31:28+01:00
New Revision: 7168de5ca7a09b929006bd0fb5c3d9510c0ba058
URL: https://github.com/llvm/llvm-project/commit/7168de5ca7a09b929006bd0fb5c3d9510c0ba058
DIFF: https://github.com/llvm/llvm-project/commit/7168de5ca7a09b929006bd0fb5c3d9510c0ba058.diff
LOG: Revert "[LLD][COFF] Introduce hybrid symbol table for EC input files on ARM64X (#119294)"
This reverts commit a8206e7b37929f4754806667680ffba0206eef95 due to sanitizer failures.
Added:
Modified:
lld/COFF/COFFLinkerContext.h
lld/COFF/Driver.cpp
lld/COFF/InputFiles.cpp
lld/COFF/InputFiles.h
lld/COFF/SymbolTable.h
lld/test/COFF/arm64ec-codemap.test
lld/test/COFF/arm64ec-entry-thunk.s
lld/test/COFF/arm64ec-lib.test
lld/test/COFF/arm64ec-range-thunks.s
Removed:
lld/test/COFF/arm64x-symtab.s
################################################################################
diff --git a/lld/COFF/COFFLinkerContext.h b/lld/COFF/COFFLinkerContext.h
index bdd625b8c3916b..5d89e97a7f7761 100644
--- a/lld/COFF/COFFLinkerContext.h
+++ b/lld/COFF/COFFLinkerContext.h
@@ -32,27 +32,6 @@ class COFFLinkerContext : public CommonLinkerContext {
SymbolTable symtab;
COFFOptTable optTable;
- // A hybrid ARM64EC symbol table on ARM64X target.
- std::optional<SymbolTable> hybridSymtab;
-
- // Pointer to the ARM64EC symbol table: either symtab for an ARM64EC target or
- // hybridSymtab for an ARM64X target.
- SymbolTable *symtabEC = nullptr;
-
- // Returns the appropriate symbol table for the specified machine type.
- SymbolTable &getSymtab(llvm::COFF::MachineTypes machine) {
- if (hybridSymtab && (machine == ARM64EC || machine == AMD64))
- return *hybridSymtab;
- return symtab;
- }
-
- // Invoke the specified callback for each symbol table.
- void forEachSymtab(std::function<void(SymbolTable &symtab)> f) {
- f(symtab);
- if (hybridSymtab)
- f(*hybridSymtab);
- }
-
std::vector<ObjFile *> objFileInstances;
std::map<std::string, PDBInputFile *> pdbInputFileInstances;
std::vector<ImportFile *> importFileInstances;
diff --git a/lld/COFF/Driver.cpp b/lld/COFF/Driver.cpp
index 64be0413f86ea1..0705f1c1be9992 100644
--- a/lld/COFF/Driver.cpp
+++ b/lld/COFF/Driver.cpp
@@ -596,17 +596,7 @@ void LinkerDriver::setMachine(MachineTypes machine) {
assert(machine != IMAGE_FILE_MACHINE_UNKNOWN);
ctx.config.machine = machine;
-
- if (machine != ARM64X) {
- ctx.symtab.machine = machine;
- if (machine == ARM64EC)
- ctx.symtabEC = &ctx.symtab;
- } else {
- ctx.symtab.machine = ARM64;
- ctx.hybridSymtab.emplace(ctx, ARM64EC);
- ctx.symtabEC = &*ctx.hybridSymtab;
- }
-
+ ctx.symtab.machine = machine;
addWinSysRootLibSearchPaths();
}
@@ -2529,56 +2519,54 @@ void LinkerDriver::linkerMain(ArrayRef<const char *> argsArr) {
if (config->imageBase == uint64_t(-1))
config->imageBase = getDefaultImageBase();
- ctx.forEachSymtab([&](SymbolTable &symtab) {
- symtab.addSynthetic(mangle("__ImageBase"), nullptr);
- if (symtab.machine == I386) {
- symtab.addAbsolute("___safe_se_handler_table", 0);
- symtab.addAbsolute("___safe_se_handler_count", 0);
- }
-
- symtab.addAbsolute(mangle("__guard_fids_count"), 0);
- symtab.addAbsolute(mangle("__guard_fids_table"), 0);
- symtab.addAbsolute(mangle("__guard_flags"), 0);
- symtab.addAbsolute(mangle("__guard_iat_count"), 0);
- symtab.addAbsolute(mangle("__guard_iat_table"), 0);
- symtab.addAbsolute(mangle("__guard_longjmp_count"), 0);
- symtab.addAbsolute(mangle("__guard_longjmp_table"), 0);
- // Needed for MSVC 2017 15.5 CRT.
- symtab.addAbsolute(mangle("__enclave_config"), 0);
- // Needed for MSVC 2019 16.8 CRT.
- symtab.addAbsolute(mangle("__guard_eh_cont_count"), 0);
- symtab.addAbsolute(mangle("__guard_eh_cont_table"), 0);
-
- if (isArm64EC(ctx.config.machine)) {
- symtab.addAbsolute("__arm64x_extra_rfe_table", 0);
- symtab.addAbsolute("__arm64x_extra_rfe_table_size", 0);
- symtab.addAbsolute("__arm64x_redirection_metadata", 0);
- symtab.addAbsolute("__arm64x_redirection_metadata_count", 0);
- symtab.addAbsolute("__hybrid_auxiliary_delayload_iat_copy", 0);
- symtab.addAbsolute("__hybrid_auxiliary_delayload_iat", 0);
- symtab.addAbsolute("__hybrid_auxiliary_iat", 0);
- symtab.addAbsolute("__hybrid_auxiliary_iat_copy", 0);
- symtab.addAbsolute("__hybrid_code_map", 0);
- symtab.addAbsolute("__hybrid_code_map_count", 0);
- symtab.addAbsolute("__hybrid_image_info_bitfield", 0);
- symtab.addAbsolute("__x64_code_ranges_to_entry_points", 0);
- symtab.addAbsolute("__x64_code_ranges_to_entry_points_count", 0);
- symtab.addSynthetic("__guard_check_icall_a64n_fptr", nullptr);
- symtab.addSynthetic("__arm64x_native_entrypoint", nullptr);
- }
-
- if (config->pseudoRelocs) {
- symtab.addAbsolute(mangle("__RUNTIME_PSEUDO_RELOC_LIST__"), 0);
- symtab.addAbsolute(mangle("__RUNTIME_PSEUDO_RELOC_LIST_END__"), 0);
- }
- if (config->mingw) {
- symtab.addAbsolute(mangle("__CTOR_LIST__"), 0);
- symtab.addAbsolute(mangle("__DTOR_LIST__"), 0);
- }
- if (config->debug || config->buildIDHash != BuildIDHash::None)
- if (symtab.findUnderscore("__buildid"))
- symtab.addUndefined(mangle("__buildid"));
- });
+ ctx.symtab.addSynthetic(mangle("__ImageBase"), nullptr);
+ if (config->machine == I386) {
+ ctx.symtab.addAbsolute("___safe_se_handler_table", 0);
+ ctx.symtab.addAbsolute("___safe_se_handler_count", 0);
+ }
+
+ ctx.symtab.addAbsolute(mangle("__guard_fids_count"), 0);
+ ctx.symtab.addAbsolute(mangle("__guard_fids_table"), 0);
+ ctx.symtab.addAbsolute(mangle("__guard_flags"), 0);
+ ctx.symtab.addAbsolute(mangle("__guard_iat_count"), 0);
+ ctx.symtab.addAbsolute(mangle("__guard_iat_table"), 0);
+ ctx.symtab.addAbsolute(mangle("__guard_longjmp_count"), 0);
+ ctx.symtab.addAbsolute(mangle("__guard_longjmp_table"), 0);
+ // Needed for MSVC 2017 15.5 CRT.
+ ctx.symtab.addAbsolute(mangle("__enclave_config"), 0);
+ // Needed for MSVC 2019 16.8 CRT.
+ ctx.symtab.addAbsolute(mangle("__guard_eh_cont_count"), 0);
+ ctx.symtab.addAbsolute(mangle("__guard_eh_cont_table"), 0);
+
+ if (isArm64EC(config->machine)) {
+ ctx.symtab.addAbsolute("__arm64x_extra_rfe_table", 0);
+ ctx.symtab.addAbsolute("__arm64x_extra_rfe_table_size", 0);
+ ctx.symtab.addAbsolute("__arm64x_redirection_metadata", 0);
+ ctx.symtab.addAbsolute("__arm64x_redirection_metadata_count", 0);
+ ctx.symtab.addAbsolute("__hybrid_auxiliary_delayload_iat_copy", 0);
+ ctx.symtab.addAbsolute("__hybrid_auxiliary_delayload_iat", 0);
+ ctx.symtab.addAbsolute("__hybrid_auxiliary_iat", 0);
+ ctx.symtab.addAbsolute("__hybrid_auxiliary_iat_copy", 0);
+ ctx.symtab.addAbsolute("__hybrid_code_map", 0);
+ ctx.symtab.addAbsolute("__hybrid_code_map_count", 0);
+ ctx.symtab.addAbsolute("__hybrid_image_info_bitfield", 0);
+ ctx.symtab.addAbsolute("__x64_code_ranges_to_entry_points", 0);
+ ctx.symtab.addAbsolute("__x64_code_ranges_to_entry_points_count", 0);
+ ctx.symtab.addSynthetic("__guard_check_icall_a64n_fptr", nullptr);
+ ctx.symtab.addSynthetic("__arm64x_native_entrypoint", nullptr);
+ }
+
+ if (config->pseudoRelocs) {
+ ctx.symtab.addAbsolute(mangle("__RUNTIME_PSEUDO_RELOC_LIST__"), 0);
+ ctx.symtab.addAbsolute(mangle("__RUNTIME_PSEUDO_RELOC_LIST_END__"), 0);
+ }
+ if (config->mingw) {
+ ctx.symtab.addAbsolute(mangle("__CTOR_LIST__"), 0);
+ ctx.symtab.addAbsolute(mangle("__DTOR_LIST__"), 0);
+ }
+ if (config->debug || config->buildIDHash != BuildIDHash::None)
+ if (ctx.symtab.findUnderscore("__buildid"))
+ ctx.symtab.addUndefined(mangle("__buildid"));
// This code may add new undefined symbols to the link, which may enqueue more
// symbol resolution tasks, so we need to continue executing tasks until we
@@ -2821,8 +2809,7 @@ void LinkerDriver::linkerMain(ArrayRef<const char *> argsArr) {
if (auto *arg = args.getLastArg(OPT_print_symbol_order))
config->printSymbolOrder = arg->getValue();
- if (ctx.symtabEC)
- ctx.symtabEC->initializeECThunks();
+ ctx.symtab.initializeECThunks();
// Identify unreferenced COMDAT sections.
if (config->doGC) {
diff --git a/lld/COFF/InputFiles.cpp b/lld/COFF/InputFiles.cpp
index 30aef8d13fa363..9ff9346ed598b6 100644
--- a/lld/COFF/InputFiles.cpp
+++ b/lld/COFF/InputFiles.cpp
@@ -114,15 +114,15 @@ void ArchiveFile::parse() {
file = CHECK(Archive::create(mb), this);
// Try to read symbols from ECSYMBOLS section on ARM64EC.
- if (ctx.symtabEC) {
+ if (isArm64EC(ctx.config.machine)) {
iterator_range<Archive::symbol_iterator> symbols =
CHECK(file->ec_symbols(), this);
if (!symbols.empty()) {
for (const Archive::Symbol &sym : symbols)
- ctx.symtabEC->addLazyArchive(this, sym);
+ ctx.symtab.addLazyArchive(this, sym);
// Read both EC and native symbols on ARM64X.
- if (!ctx.hybridSymtab)
+ if (ctx.config.machine != ARM64X)
return;
}
}
@@ -163,7 +163,7 @@ lld::coff::getArchiveMembers(COFFLinkerContext &ctx, Archive *file) {
}
ObjFile::ObjFile(COFFLinkerContext &ctx, MemoryBufferRef m, bool lazy)
- : InputFile(ctx.getSymtab(getMachineType(m)), ObjectKind, m, lazy) {}
+ : InputFile(ctx.symtab, ObjectKind, m, lazy) {}
void ObjFile::parseLazy() {
// Native object file.
@@ -806,12 +806,10 @@ std::optional<Symbol *> ObjFile::createDefined(
return createRegular(sym);
}
-MachineTypes ObjFile::getMachineType(MemoryBufferRef mb) {
- // Extract the machine type directly from the COFF header, as it's the first
- // 16-bit field.
- uint16_t machine =
- *reinterpret_cast<const ulittle16_t *>(mb.getBufferStart());
- return MachineTypes(machine);
+MachineTypes ObjFile::getMachineType() const {
+ if (coffObj)
+ return static_cast<MachineTypes>(coffObj->getMachine());
+ return IMAGE_FILE_MACHINE_UNKNOWN;
}
ArrayRef<uint8_t> ObjFile::getDebugSection(StringRef secName) {
diff --git a/lld/COFF/InputFiles.h b/lld/COFF/InputFiles.h
index 59e71d57c776e2..fd2e409ada30f4 100644
--- a/lld/COFF/InputFiles.h
+++ b/lld/COFF/InputFiles.h
@@ -141,8 +141,7 @@ class ObjFile : public InputFile {
static bool classof(const InputFile *f) { return f->kind() == ObjectKind; }
void parse() override;
void parseLazy();
- MachineTypes getMachineType() const override { return getMachineType(mb); }
- static MachineTypes getMachineType(MemoryBufferRef mb);
+ MachineTypes getMachineType() const override;
ArrayRef<Chunk *> getChunks() { return chunks; }
ArrayRef<SectionChunk *> getDebugChunks() { return debugChunks; }
ArrayRef<SectionChunk *> getSXDataChunks() { return sxDataChunks; }
diff --git a/lld/COFF/SymbolTable.h b/lld/COFF/SymbolTable.h
index b694893b903aa3..40dbb99ae9cdd7 100644
--- a/lld/COFF/SymbolTable.h
+++ b/lld/COFF/SymbolTable.h
@@ -47,9 +47,7 @@ class Symbol;
// There is one add* function per symbol type.
class SymbolTable {
public:
- SymbolTable(COFFLinkerContext &c,
- llvm::COFF::MachineTypes machine = IMAGE_FILE_MACHINE_UNKNOWN)
- : ctx(c), machine(machine) {}
+ SymbolTable(COFFLinkerContext &c) : ctx(c) {}
void addFile(InputFile *file);
@@ -122,7 +120,7 @@ class SymbolTable {
uint32_t newSectionOffset = 0);
COFFLinkerContext &ctx;
- llvm::COFF::MachineTypes machine;
+ llvm::COFF::MachineTypes machine = IMAGE_FILE_MACHINE_UNKNOWN;
bool isEC() const { return machine == ARM64EC; }
diff --git a/lld/test/COFF/arm64ec-codemap.test b/lld/test/COFF/arm64ec-codemap.test
index 2d79538f0a7ebc..6e97c14e87d862 100644
--- a/lld/test/COFF/arm64ec-codemap.test
+++ b/lld/test/COFF/arm64ec-codemap.test
@@ -9,7 +9,6 @@ RUN: llvm-mc -filetype=obj -triple=arm64ec-windows data-sec2.s -o data-sec2.obj
RUN: llvm-mc -filetype=obj -triple=arm64ec-windows empty-sec.s -o arm64ec-empty-sec.obj
RUN: llvm-mc -filetype=obj -triple=x86_64-windows x86_64-func-sym.s -o x86_64-func-sym.obj
RUN: llvm-mc -filetype=obj -triple=x86_64-windows empty-sec.s -o x86_64-empty-sec.obj
-RUN: llvm-mc -filetype=obj -triple=aarch64-windows %S/Inputs/loadconfig-arm64ec.s -o loadconfig-arm64.obj
RUN: llvm-mc -filetype=obj -triple=arm64ec-windows %S/Inputs/loadconfig-arm64ec.s -o loadconfig-arm64ec.obj
Link ARM64EC DLL and verify that the code is arranged as expected.
@@ -52,7 +51,7 @@ RUN: llvm-readobj --coff-load-config test2.dll | FileCheck -check-prefix=CODEMAP
RUN: llvm-objdump -d test2.dll | FileCheck -check-prefix=DISASM %s
RUN: lld-link -out:testx.dll -machine:arm64x arm64-func-sym.obj arm64ec-func-sym.obj \
-RUN: x86_64-func-sym.obj loadconfig-arm64.obj loadconfig-arm64ec.obj -dll -noentry
+RUN: x86_64-func-sym.obj loadconfig-arm64ec.obj -dll -noentry
Adding empty chunks does not affect code map ranges.
diff --git a/lld/test/COFF/arm64ec-entry-thunk.s b/lld/test/COFF/arm64ec-entry-thunk.s
index bf5cb42755b62a..164e6cc4396489 100644
--- a/lld/test/COFF/arm64ec-entry-thunk.s
+++ b/lld/test/COFF/arm64ec-entry-thunk.s
@@ -27,7 +27,6 @@ thunk:
.rva func
// RUN: llvm-mc -filetype=obj -triple=arm64ec-windows %S/Inputs/loadconfig-arm64ec.s -o loadcfg.obj
-// RUN: llvm-mc -filetype=obj -triple=aarch64-windows %S/Inputs/loadconfig-arm64ec.s -o native-loadcfg.obj
// RUN: llvm-mc -filetype=obj -triple=arm64ec-windows test-simple.s -o test-simple.obj
// RUN: lld-link -machine:arm64ec -dll -noentry -out:out-simple.dll loadcfg.obj test-simple.obj
// RUN: llvm-objdump -d out-simple.dll | FileCheck --check-prefix=DISASM %s
@@ -44,7 +43,7 @@ thunk:
// RUN: llvm-readobj --sections out-simple.dll | FileCheck --check-prefix=HYBMP %s
// HYBMP-NOT: .hybmp
-// RUN: lld-link -machine:arm64x -dll -noentry -out:out-simplex.dll native-loadcfg.obj loadcfg.obj test-simple.obj
+// RUN: lld-link -machine:arm64x -dll -noentry -out:out-simplex.dll loadcfg.obj test-simple.obj
// RUN: llvm-objdump -d out-simplex.dll | FileCheck --check-prefix=DISASM %s
#--- test-split-func.s
diff --git a/lld/test/COFF/arm64ec-lib.test b/lld/test/COFF/arm64ec-lib.test
index ea07d28f1a411b..9dff23022f9eef 100644
--- a/lld/test/COFF/arm64ec-lib.test
+++ b/lld/test/COFF/arm64ec-lib.test
@@ -11,7 +11,6 @@ RUN: llvm-mc -filetype=obj -triple=arm64ec-windows ref-alias.s -o ref-alias.obj
RUN: llvm-mc -filetype=obj -triple=arm64ec-windows ref-thunk.s -o ref-thunk.obj
RUN: llvm-mc -filetype=obj -triple=arm64ec-windows func.s -o func.obj
RUN: llvm-mc -filetype=obj -triple=x86_64-windows func-x86_64.s -o func-x86_64.obj
-RUN: llvm-mc -filetype=obj -triple=aarch64-windows %S/Inputs/loadconfig-arm64ec.s -o loadconfig-arm64.obj
RUN: llvm-mc -filetype=obj -triple=arm64ec-windows %S/Inputs/loadconfig-arm64ec.s -o loadconfig-arm64ec.obj
RUN: llvm-lib -machine:arm64ec -out:sym-arm64ec.lib sym-arm64ec.obj nsym-aarch64.obj
@@ -27,8 +26,7 @@ Verify that a symbol can be referenced from a regular archive map when ECSYMBOLS
RUN: lld-link -machine:arm64ec -dll -noentry -out:test2.dll symref-arm64ec.obj sym-x86_64.lib loadconfig-arm64ec.obj
Verify that both native and EC symbols can be referenced in a hybrid target.
-RUN: lld-link -machine:arm64x -dll -noentry -out:test3.dll symref-arm64ec.obj nsymref-aarch64.obj sym-arm64ec.lib \
-RUN: loadconfig-arm64.obj loadconfig-arm64ec.obj
+RUN: lld-link -machine:arm64x -dll -noentry -out:test3.dll symref-arm64ec.obj nsymref-aarch64.obj sym-arm64ec.lib loadconfig-arm64ec.obj
Ensure that an EC symbol is not resolved using a regular symbol map.
RUN: not lld-link -machine:arm64ec -dll -noentry -out:test-err.dll nsymref-arm64ec.obj sym-arm64ec.lib loadconfig-arm64ec.obj 2>&1 |\
diff --git a/lld/test/COFF/arm64ec-range-thunks.s b/lld/test/COFF/arm64ec-range-thunks.s
index 09d9b013f97a5b..f170349d7965d1 100644
--- a/lld/test/COFF/arm64ec-range-thunks.s
+++ b/lld/test/COFF/arm64ec-range-thunks.s
@@ -5,7 +5,6 @@
# RUN: llvm-mc -filetype=obj -triple=aarch64-windows native-funcs.s -o funcs-aarch64.obj
# RUN: llvm-mc -filetype=obj -triple=x86_64-windows space.s -o space-x86_64.obj
# RUN: llvm-mc -filetype=obj -triple=aarch64-windows space.s -o space-aarch64.obj
-# RUN: llvm-mc -filetype=obj -triple=aarch64-windows %S/Inputs/loadconfig-arm64ec.s -o loadconfig-arm64.obj
# RUN: llvm-mc -filetype=obj -triple=arm64ec-windows %S/Inputs/loadconfig-arm64ec.s -o loadconfig-arm64ec.obj
@@ -60,8 +59,8 @@
# A similar test using a hybrid binary and native placeholder chunks.
-# RUN: lld-link -machine:arm64x -noentry -dll funcs-arm64ec.obj space-aarch64.obj loadconfig-arm64.obj loadconfig-arm64ec.obj \
-# RUN: -out:testx.dll -verbose 2>&1 | FileCheck -check-prefix=VERBOSE %s
+# RUN: lld-link -machine:arm64x -noentry -dll funcs-arm64ec.obj space-aarch64.obj loadconfig-arm64ec.obj -out:testx.dll \
+# RUN: -verbose 2>&1 | FileCheck -check-prefix=VERBOSE %s
# RUN: llvm-objdump -d testx.dll | FileCheck --check-prefix=DISASM %s
# RUN: llvm-readobj --coff-load-config testx.dll | FileCheck --check-prefix=LOADCFGX %s
@@ -75,8 +74,8 @@
# Test a hybrid ARM64X binary which requires range extension thunks for both native and EC relocations.
-# RUN: lld-link -machine:arm64x -noentry -dll funcs-arm64ec.obj funcs-aarch64.obj loadconfig-arm64.obj loadconfig-arm64ec.obj \
-# RUN: -out:testx2.dll -verbose 2>&1 | FileCheck -check-prefix=VERBOSEX %s
+# RUN: lld-link -machine:arm64x -noentry -dll funcs-arm64ec.obj funcs-aarch64.obj loadconfig-arm64ec.obj -out:testx2.dll \
+# RUN: -verbose 2>&1 | FileCheck -check-prefix=VERBOSEX %s
# VERBOSEX: Added 5 thunks with margin {{.*}} in 1 passes
# RUN: llvm-objdump -d testx2.dll | FileCheck --check-prefix=DISASMX %s
diff --git a/lld/test/COFF/arm64x-symtab.s b/lld/test/COFF/arm64x-symtab.s
deleted file mode 100644
index e7beb0287d7ff9..00000000000000
--- a/lld/test/COFF/arm64x-symtab.s
+++ /dev/null
@@ -1,38 +0,0 @@
-// REQUIRES: aarch64, x86
-// RUN: split-file %s %t.dir && cd %t.dir
-
-// RUN: llvm-mc -filetype=obj -triple=aarch64-windows sym.s -o sym-aarch64.obj
-// RUN: llvm-mc -filetype=obj -triple=arm64ec-windows sym.s -o sym-arm64ec.obj
-// RUN: llvm-mc -filetype=obj -triple=x86_64-windows sym.s -o sym-x86_64.obj
-// RUN: llvm-mc -filetype=obj -triple=aarch64-windows symref.s -o symref-aarch64.obj
-// RUN: llvm-mc -filetype=obj -triple=arm64ec-windows symref.s -o symref-arm64ec.obj
-// RUN: llvm-lib -machine:arm64x -out:sym.lib sym-aarch64.obj sym-arm64ec.obj
-
-// Check that native object files can't reference EC symbols.
-
-// RUN: not lld-link -machine:arm64x -dll -noentry -out:err1.dll symref-aarch64.obj sym-arm64ec.obj \
-// RUN: 2>&1 | FileCheck --check-prefix=UNDEF %s
-// UNDEF: lld-link: error: undefined symbol: sym
-// UNDEF-NEXT: >>> referenced by symref-aarch64.obj:(.data)
-
-// RUN: not lld-link -machine:arm64x -dll -noentry -out:err2.dll symref-aarch64.obj sym-x86_64.obj \
-// RUN: 2>&1 | FileCheck --check-prefix=UNDEF %s
-
-// Check that ARM64X target can have the same symbol names in both native and EC namespaces.
-
-// RUN: lld-link -machine:arm64x -dll -noentry -out:out.dll symref-aarch64.obj sym-aarch64.obj \
-// RUN: symref-arm64ec.obj sym-x86_64.obj
-
-// Check that ARM64X target can reference both native and EC symbols from an archive.
-
-// RUN: lld-link -machine:arm64x -dll -noentry -out:out2.dll symref-aarch64.obj symref-arm64ec.obj sym.lib
-
-#--- symref.s
- .data
- .rva sym
-
-#--- sym.s
- .data
- .globl sym
-sym:
- .word 0
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