diff options
| -rw-r--r-- | llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp | 5 | ||||
| -rw-r--r-- | llvm/test/CodeGen/Generic/function-alias.ll | 12 |
2 files changed, 17 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp index 2cfea650872..b8604240b5d 100644 --- a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp +++ b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp @@ -1187,6 +1187,11 @@ bool AsmPrinter::doFinalization(Module &M) { else assert(Alias.hasLocalLinkage() && "Invalid alias linkage"); + // Set the symbol type to function if the alias has a function type. + // This affects codegen when the aliasee is not a function. + if (Alias.getType()->getPointerElementType()->isFunctionTy()) + OutStreamer->EmitSymbolAttribute(Name, MCSA_ELF_TypeFunction); + EmitVisibility(Name, Alias.getVisibility()); // Emit the directives as assignments aka .set: diff --git a/llvm/test/CodeGen/Generic/function-alias.ll b/llvm/test/CodeGen/Generic/function-alias.ll new file mode 100644 index 00000000000..d68d75d5578 --- /dev/null +++ b/llvm/test/CodeGen/Generic/function-alias.ll @@ -0,0 +1,12 @@ +; RUN: llc < %s | FileCheck %s +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +; "data" constant +@0 = private constant <{ i8, i8 }> <{i8 15, i8 11}>, section ".text" + +; function-typed alias +@ud2 = alias void (), bitcast (<{ i8, i8 }>* @0 to void ()*) + +; Check that "ud2" is emitted as a function symbol. +; CHECK: .type{{.*}}ud2,@function |
