Author: Abhina Sree Date: 2026-07-17T08:10:10-04:00 New Revision: 62a932ac3e2702a5493934c6362f9e058a204557
URL: https://github.com/llvm/llvm-project/commit/62a932ac3e2702a5493934c6362f9e058a204557 DIFF: https://github.com/llvm/llvm-project/commit/62a932ac3e2702a5493934c6362f9e058a204557.diff LOG: [SystemZ][z/OS] Fix zos_translation_time module flag (#210058) The zos_translation_time flag needs to be 64-bit to handle the year 2038 problem. Added: clang/test/CodeGen/SystemZ/systemz-module.flags.c Modified: clang/lib/CodeGen/CodeGenModule.cpp llvm/include/llvm/IR/Module.h llvm/lib/IR/Module.cpp Removed: ################################################################################ diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp index ca71458d85134..d1119e6c00d14 100644 --- a/clang/lib/CodeGen/CodeGenModule.cpp +++ b/clang/lib/CodeGen/CodeGenModule.cpp @@ -1356,7 +1356,8 @@ void CodeGenModule::Release() { uint64_t WCharWidth = Context.getTypeSizeInChars(Context.getWideCharType()).getQuantity(); if (WCharWidth != getTriple().getDefaultWCharSize()) - getModule().addModuleFlag(llvm::Module::Error, "wchar_size", WCharWidth); + getModule().addModuleFlag(llvm::Module::Error, "wchar_size", + static_cast<uint32_t>(WCharWidth)); if (getTriple().isOSzOS()) { getModule().addModuleFlag(llvm::Module::Warning, @@ -1391,7 +1392,7 @@ void CodeGenModule::Release() { llvm::Triple T = Context.getTargetInfo().getTriple(); if (T.isARM() || T.isThumb()) { // The minimum width of an enum in bytes - uint64_t EnumWidth = Context.getLangOpts().ShortEnums ? 1 : 4; + uint32_t EnumWidth = Context.getLangOpts().ShortEnums ? 1 : 4; getModule().addModuleFlag(llvm::Module::Error, "min_enum_size", EnumWidth); } @@ -1558,7 +1559,8 @@ void CodeGenModule::Release() { assert(getTriple().isOSBinFormatELF()); using namespace llvm::ELF; - uint64_t PAuthABIVersion = + assert(AARCH64_PAUTH_PLATFORM_LLVM_LINUX_VERSION_LAST < 32); + uint32_t PAuthABIVersion = (LangOpts.PointerAuthIntrinsics << AARCH64_PAUTH_PLATFORM_LLVM_LINUX_VERSION_INTRINSICS) | (LangOpts.PointerAuthCalls diff --git a/clang/test/CodeGen/SystemZ/systemz-module.flags.c b/clang/test/CodeGen/SystemZ/systemz-module.flags.c new file mode 100644 index 0000000000000..261dec81a4d52 --- /dev/null +++ b/clang/test/CodeGen/SystemZ/systemz-module.flags.c @@ -0,0 +1,3 @@ +// RUN: %clang_cc1 -source-date-epoch 253402300799 -triple s390x-ibm-zos -emit-llvm -o - %s | FileCheck %s +// CHECK: {{.*}}"zos_cu_language", !"C"} +// CHECK: {{.*}}"zos_translation_time", i64 253402300799} diff --git a/llvm/include/llvm/IR/Module.h b/llvm/include/llvm/IR/Module.h index 3c6c2ccbdccc8..cfc6b34ced5ce 100644 --- a/llvm/include/llvm/IR/Module.h +++ b/llvm/include/llvm/IR/Module.h @@ -603,12 +603,20 @@ class LLVM_ABI Module { /// the module-level flags named metadata if it doesn't already exist. void addModuleFlag(ModFlagBehavior Behavior, StringRef Key, Metadata *Val); void addModuleFlag(ModFlagBehavior Behavior, StringRef Key, Constant *Val); + void addModuleFlag(ModFlagBehavior Behavior, StringRef Key, uint64_t Val); void addModuleFlag(ModFlagBehavior Behavior, StringRef Key, uint32_t Val); + inline void addModuleFlag(ModFlagBehavior Behavior, StringRef Key, int Val) { + addModuleFlag(Behavior, Key, static_cast<uint32_t>(Val)); + } void addModuleFlag(MDNode *Node); /// Like addModuleFlag but replaces the old module flag if it already exists. void setModuleFlag(ModFlagBehavior Behavior, StringRef Key, Metadata *Val); void setModuleFlag(ModFlagBehavior Behavior, StringRef Key, Constant *Val); + void setModuleFlag(ModFlagBehavior Behavior, StringRef Key, uint64_t Val); void setModuleFlag(ModFlagBehavior Behavior, StringRef Key, uint32_t Val); + inline void setModuleFlag(ModFlagBehavior Behavior, StringRef Key, int Val) { + setModuleFlag(Behavior, Key, static_cast<uint32_t>(Val)); + } /// @} /// @name Materialization diff --git a/llvm/lib/IR/Module.cpp b/llvm/lib/IR/Module.cpp index 34e44e26d5db5..a4a32613e6312 100644 --- a/llvm/lib/IR/Module.cpp +++ b/llvm/lib/IR/Module.cpp @@ -390,6 +390,11 @@ void Module::addModuleFlag(ModFlagBehavior Behavior, StringRef Key, Constant *Val) { addModuleFlag(Behavior, Key, ConstantAsMetadata::get(Val)); } +void Module::addModuleFlag(ModFlagBehavior Behavior, StringRef Key, + uint64_t Val) { + Type *Int64Ty = Type::getInt64Ty(Context); + addModuleFlag(Behavior, Key, ConstantInt::get(Int64Ty, Val)); +} void Module::addModuleFlag(ModFlagBehavior Behavior, StringRef Key, uint32_t Val) { Type *Int32Ty = Type::getInt32Ty(Context); @@ -425,6 +430,11 @@ void Module::setModuleFlag(ModFlagBehavior Behavior, StringRef Key, Constant *Val) { setModuleFlag(Behavior, Key, ConstantAsMetadata::get(Val)); } +void Module::setModuleFlag(ModFlagBehavior Behavior, StringRef Key, + uint64_t Val) { + Type *Int64Ty = Type::getInt64Ty(Context); + setModuleFlag(Behavior, Key, ConstantInt::get(Int64Ty, Val)); +} void Module::setModuleFlag(ModFlagBehavior Behavior, StringRef Key, uint32_t Val) { Type *Int32Ty = Type::getInt32Ty(Context); _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
