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| author | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2015-12-04 00:45:43 +0000 |
|---|---|---|
| committer | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2015-12-04 00:45:43 +0000 |
| commit | 2bb9c5ca221efe2c1ad77e85f13d8531c457807f (patch) | |
| tree | 34ba78123475c1d2c81b9c92936c9ef6e20f83c7 /llvm/lib/CodeGen | |
| parent | d6487b23a9c0caa059898e0a497393fb824966aa (diff) | |
| download | bcm5719-llvm-2bb9c5ca221efe2c1ad77e85f13d8531c457807f.tar.gz bcm5719-llvm-2bb9c5ca221efe2c1ad77e85f13d8531c457807f.zip | |
Emit function alias to data as a function symbol.
CFI emits jump slots for indirect functions as a byte array
constant, and declares function-typed aliases to these constants.
This change fixes AsmPrinter to emit these aliases as function
symbols and not data symbols.
llvm-svn: 254674
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp | 5 |
1 files changed, 5 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: |
