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| author | Dan Gohman <gohman@apple.com> | 2008-04-23 21:49:29 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2008-04-23 21:49:29 +0000 |
| commit | 7661279ae0eec5be418fcd71fd5acb5e7f798d9c (patch) | |
| tree | 377b92ba696fa388507a3da05ad6610b1742bcad /lib/Target/CBackend/CBackend.cpp | |
| parent | 80b8f5dd6b3cc079bfe6e906fdf6da39bf7466ab (diff) | |
| download | external_llvm-7661279ae0eec5be418fcd71fd5acb5e7f798d9c.zip external_llvm-7661279ae0eec5be418fcd71fd5acb5e7f798d9c.tar.gz external_llvm-7661279ae0eec5be418fcd71fd5acb5e7f798d9c.tar.bz2 | |
Initial CBE support for multiple return values.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50187 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/CBackend/CBackend.cpp')
| -rw-r--r-- | lib/Target/CBackend/CBackend.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/Target/CBackend/CBackend.cpp b/lib/Target/CBackend/CBackend.cpp index e8ac954..d6ccefc 100644 --- a/lib/Target/CBackend/CBackend.cpp +++ b/lib/Target/CBackend/CBackend.cpp @@ -283,6 +283,7 @@ namespace { void visitInsertElementInst(InsertElementInst &I); void visitExtractElementInst(ExtractElementInst &I); void visitShuffleVectorInst(ShuffleVectorInst &SVI); + void visitGetResultInst(GetResultInst &GRI); void visitInstruction(Instruction &I) { cerr << "C Writer does not know about " << I; @@ -2174,6 +2175,24 @@ void CWriter::visitReturnInst(ReturnInst &I) { return; } + if (I.getNumOperands() > 1) { + Out << " {\n"; + Out << " "; + printType(Out, I.getParent()->getParent()->getReturnType()); + Out << " llvm_cbe_mrv_temp = {\n"; + for (unsigned i = 0, e = I.getNumOperands(); i != e; ++i) { + Out << " "; + writeOperand(I.getOperand(i)); + if (i != e - 1) + Out << ","; + Out << "\n"; + } + Out << " };\n"; + Out << " return llvm_cbe_mrv_temp;\n"; + Out << " }\n"; + return; + } + Out << " return"; if (I.getNumOperands()) { Out << ' '; @@ -3184,6 +3203,17 @@ void CWriter::visitShuffleVectorInst(ShuffleVectorInst &SVI) { Out << "}"; } +void CWriter::visitGetResultInst(GetResultInst &GRI) { + Out << "("; + if (isa<UndefValue>(GRI.getOperand(0))) { + Out << "("; + printType(Out, GRI.getType()); + Out << ") 0/*UNDEF*/"; + } else { + Out << GetValueName(GRI.getOperand(0)) << ".field" << GRI.getIndex(); + } + Out << ")"; +} //===----------------------------------------------------------------------===// // External Interface declaration |