diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp --- a/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp +++ b/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp @@ -301,8 +301,11 @@ DD->useGNUTLSOpcode() ? dwarf::DW_OP_GNU_push_tls_address : dwarf::DW_OP_form_tls_address); } - } else if (Asm->TM.getRelocationModel() == Reloc::RWPI || - Asm->TM.getRelocationModel() == Reloc::ROPI_RWPI) { + } else if ((Asm->TM.getRelocationModel() == Reloc::RWPI || + Asm->TM.getRelocationModel() == Reloc::ROPI_RWPI) && + !Asm->getObjFileLowering() + .getKindForGlobal(Global, Asm->TM) + .isReadOnly()) { auto FormAndOp = GetPointerSizedFormAndOp(); // Constant addUInt(*Loc, dwarf::DW_FORM_data1, FormAndOp.Op); diff --git a/llvm/test/DebugInfo/ARM/ropi.ll b/llvm/test/DebugInfo/ARM/ropi.ll new file mode 100644 --- /dev/null +++ b/llvm/test/DebugInfo/ARM/ropi.ll @@ -0,0 +1,29 @@ +; RUN: llc -mtriple armv7-linux -relocation-model=ropi -o - %s | FileCheck %s +; RUN: llc -mtriple armv7-linux -relocation-model=ropi-rwpi -o - %s | FileCheck %s + +@global = constant i32 -1414812757, align 4, !dbg !0 + +; CHECK: .section .debug_info +; CHECK: .byte 2 @ DW_AT_location +; DW_OP_addrx 0x0 +; CHECK-NEXT: .byte 161 +; CHECK-NEXT: .byte 0 + +; CHECK: .section .debug_addr +; CHECK: .long global + +!llvm.dbg.cu = !{!2} +!llvm.module.flags = !{!7, !8} +!llvm.ident = !{!9} + +!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) +!1 = distinct !DIGlobalVariable(name: "global", scope: !2, file: !3, line: 1, type: !5, isLocal: false, isDefinition: true) +!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 15.0.0 (https://github.com/llvm/llvm-project.git 3948962b454022c2c8de6f67942a9cbd1f0351a0)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None) +!3 = !DIFile(filename: "ropi.c", directory: "/tmp") +!4 = !{!0} +!5 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !6) +!6 = !DIBasicType(name: "unsigned int", size: 32, encoding: DW_ATE_unsigned) +!7 = !{i32 7, !"Dwarf Version", i32 5} +!8 = !{i32 2, !"Debug Info Version", i32 3} +!9 = !{!"clang version 15.0.0 (https://github.com/llvm/llvm-project.git 3948962b454022c2c8de6f67942a9cbd1f0351a0)"} +