From a80e1181b78183dc36ec6568559d38faa86981f0 Mon Sep 17 00:00:00 2001 From: Anton Korobeynikov Date: Sat, 28 Apr 2007 13:45:00 +0000 Subject: Implement review feedback. Aliasees can be either GlobalValue's or bitcasts of them. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36537 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/AsmPrinter.cpp | 23 +++++++++++++++++------ 1 file changed, 17 insertions(+), 6 deletions(-) (limited to 'lib/CodeGen/AsmPrinter.cpp') diff --git a/lib/CodeGen/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter.cpp index 90a98cb5a7..f7571831a3 100644 --- a/lib/CodeGen/AsmPrinter.cpp +++ b/lib/CodeGen/AsmPrinter.cpp @@ -123,18 +123,29 @@ bool AsmPrinter::doFinalization(Module &M) { } if (TAI->getSetDirective()) { - if (M.alias_size()) + if (!M.alias_empty()) SwitchToTextSection(TAI->getTextSection()); O << "\n"; for (Module::const_alias_iterator I = M.alias_begin(), E = M.alias_end(); I!=E; ++I) { - const GlobalValue *Aliasee = I->getAliasee(); - assert(Aliasee && "Aliasee cannot be null!"); - std::string Target = Mang->getValueName(Aliasee); - std::string Name = Mang->getValueName(I); + const Constant *Aliasee = dyn_cast_or_null(I->getAliasee()); + assert(Aliasee && "Aliasee cannot be null"); - // Aliases with external weak linkage was emitted already + std::string Name = Mang->getValueName(I); + std::string Target; + + if (const GlobalValue *GV = dyn_cast(Aliasee)) + Target = Mang->getValueName(GV); + else { + const ConstantExpr *CE = 0; + if ((CE = dyn_cast(Aliasee)) && + (CE->getOpcode() == Instruction::BitCast)) + Target = Mang->getValueName(CE->getOperand(0)); + else + assert(0 && "Unsupported aliasee"); + } + if (I->hasExternalLinkage()) O << "\t.globl\t" << Name << "\n"; else if (I->hasWeakLinkage()) -- cgit v1.2.3-18-g5258