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24 | 24 | #include "llvm/Passes/StandardInstrumentations.h"
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25 | 25 | #include "llvm/Support/CBindingWrapping.h"
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26 | 26 | #include "llvm/Support/FileSystem.h"
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27 |
| -#if LLVM_VERSION_GE(17, 0) |
28 | 27 | #include "llvm/Support/VirtualFileSystem.h"
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29 |
| -#endif |
30 | 28 | #include "llvm/Target/TargetMachine.h"
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31 | 29 | #include "llvm/Transforms/IPO/AlwaysInliner.h"
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32 | 30 | #include "llvm/Transforms/IPO/FunctionImport.h"
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@@ -334,14 +332,8 @@ extern "C" void LLVMRustPrintTargetCPUs(LLVMTargetMachineRef TM,
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334 | 332 |
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335 | 333 | std::ostringstream Buf;
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336 | 334 |
|
337 |
| -#if LLVM_VERSION_GE(17, 0) |
338 | 335 | const MCSubtargetInfo *MCInfo = Target->getMCSubtargetInfo();
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339 | 336 | const ArrayRef<SubtargetSubTypeKV> CPUTable = MCInfo->getAllProcessorDescriptions();
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340 |
| -#else |
341 |
| - Buf << "Full target CPU help is not supported by this LLVM version.\n\n"; |
342 |
| - SubtargetSubTypeKV TargetCPUKV = { TargetCPU, {{}}, {{}} }; |
343 |
| - const ArrayRef<SubtargetSubTypeKV> CPUTable = TargetCPUKV; |
344 |
| -#endif |
345 | 337 | unsigned MaxCPULen = getLongestEntryLength(CPUTable);
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346 | 338 |
|
347 | 339 | Buf << "Available CPUs for this target:\n";
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@@ -476,10 +468,6 @@ extern "C" LLVMTargetMachineRef LLVMRustCreateTargetMachine(
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476 | 468 | Options.RelaxELFRelocations = RelaxELFRelocations;
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477 | 469 | #endif
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478 | 470 | Options.UseInitArray = UseInitArray;
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479 |
| - |
480 |
| -#if LLVM_VERSION_LT(17, 0) |
481 |
| - Options.ExplicitEmulatedTLS = true; |
482 |
| -#endif |
483 | 471 | Options.EmulatedTLS = UseEmulatedTls;
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484 | 472 |
|
485 | 473 | if (TrapUnreachable) {
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@@ -761,50 +749,32 @@ LLVMRustOptimize(
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761 | 749 | }
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762 | 750 |
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763 | 751 | std::optional<PGOOptions> PGOOpt;
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764 |
| -#if LLVM_VERSION_GE(17, 0) |
765 | 752 | auto FS = vfs::getRealFileSystem();
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766 |
| -#endif |
767 | 753 | if (PGOGenPath) {
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768 | 754 | assert(!PGOUsePath && !PGOSampleUsePath);
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769 |
| - PGOOpt = PGOOptions(PGOGenPath, "", "", |
770 |
| -#if LLVM_VERSION_GE(17, 0) |
771 |
| - "", |
772 |
| - FS, |
773 |
| -#endif |
| 755 | + PGOOpt = PGOOptions(PGOGenPath, "", "", "", FS, |
774 | 756 | PGOOptions::IRInstr, PGOOptions::NoCSAction,
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775 | 757 | #if LLVM_VERSION_GE(19, 0)
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776 | 758 | PGOOptions::ColdFuncOpt::Default,
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777 | 759 | #endif
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778 | 760 | DebugInfoForProfiling);
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779 | 761 | } else if (PGOUsePath) {
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780 | 762 | assert(!PGOSampleUsePath);
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781 |
| - PGOOpt = PGOOptions(PGOUsePath, "", "", |
782 |
| -#if LLVM_VERSION_GE(17, 0) |
783 |
| - "", |
784 |
| - FS, |
785 |
| -#endif |
| 763 | + PGOOpt = PGOOptions(PGOUsePath, "", "", "", FS, |
786 | 764 | PGOOptions::IRUse, PGOOptions::NoCSAction,
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787 | 765 | #if LLVM_VERSION_GE(19, 0)
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788 | 766 | PGOOptions::ColdFuncOpt::Default,
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789 | 767 | #endif
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790 | 768 | DebugInfoForProfiling);
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791 | 769 | } else if (PGOSampleUsePath) {
|
792 |
| - PGOOpt = PGOOptions(PGOSampleUsePath, "", "", |
793 |
| -#if LLVM_VERSION_GE(17, 0) |
794 |
| - "", |
795 |
| - FS, |
796 |
| -#endif |
| 770 | + PGOOpt = PGOOptions(PGOSampleUsePath, "", "", "", FS, |
797 | 771 | PGOOptions::SampleUse, PGOOptions::NoCSAction,
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798 | 772 | #if LLVM_VERSION_GE(19, 0)
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799 | 773 | PGOOptions::ColdFuncOpt::Default,
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800 | 774 | #endif
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801 | 775 | DebugInfoForProfiling);
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802 | 776 | } else if (DebugInfoForProfiling) {
|
803 |
| - PGOOpt = PGOOptions("", "", "", |
804 |
| -#if LLVM_VERSION_GE(17, 0) |
805 |
| - "", |
806 |
| - FS, |
807 |
| -#endif |
| 777 | + PGOOpt = PGOOptions("", "", "", "", FS, |
808 | 778 | PGOOptions::NoAction, PGOOptions::NoCSAction,
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809 | 779 | #if LLVM_VERSION_GE(19, 0)
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810 | 780 | PGOOptions::ColdFuncOpt::Default,
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@@ -1353,9 +1323,7 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules,
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1353 | 1323 | ComputeCrossModuleImport(
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1354 | 1324 | Ret->Index,
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1355 | 1325 | Ret->ModuleToDefinedGVSummaries,
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1356 |
| -#if LLVM_VERSION_GE(17, 0) |
1357 | 1326 | isPrevailing,
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1358 |
| -#endif |
1359 | 1327 | Ret->ImportLists,
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1360 | 1328 | Ret->ExportLists
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1361 | 1329 | );
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