diff options
| author | Jez Ng <jezng@fb.com> | 2022-06-12 17:15:56 -0400 |
|---|---|---|
| committer | Jez Ng <jezng@fb.com> | 2022-06-12 17:24:19 -0400 |
| commit | d4bcb45db78dc7ca371224cb01bea8dcb14e0698 (patch) | |
| tree | 69b902b11a6c33ee526572764d938dabb2e3969b /llvm/lib/CodeGen/LLVMTargetMachine.cpp | |
| parent | 775a22e32a71b1592bcc254c1cfcb037ac944aa6 (diff) | |
[MC][re-land] Omit DWARF unwind info if compact unwind is present where eligible
This reverts commit d941d597837d9e1405086f008c9bd6a71e7263c9.
Differential Revision: https://reviews.llvm.org/D122258
Diffstat (limited to 'llvm/lib/CodeGen/LLVMTargetMachine.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/LLVMTargetMachine.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/LLVMTargetMachine.cpp b/llvm/lib/CodeGen/LLVMTargetMachine.cpp index af05dbced04e..3192dcadb5f5 100644 --- a/llvm/lib/CodeGen/LLVMTargetMachine.cpp +++ b/llvm/lib/CodeGen/LLVMTargetMachine.cpp @@ -264,6 +264,9 @@ bool LLVMTargetMachine::addPassesToEmitMC(PassManagerBase &PM, MCContext *&Ctx, "Cannot emit MC with limited codegen pipeline"); Ctx = &MMIWP->getMMI().getContext(); + // libunwind is unable to load compact unwind dynamically, so we must generate + // DWARF unwind info for the JIT. + Options.MCOptions.EmitDwarfUnwind = EmitDwarfUnwindType::Always; if (Options.MCOptions.MCSaveTempLabels) Ctx->setAllowTemporaryLabels(false); |