Support UndefValue emission.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17721 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/SparcAsmPrinter.cpp b/lib/Target/Sparc/SparcAsmPrinter.cpp
index 56ec97a..36137b1 100644
--- a/lib/Target/Sparc/SparcAsmPrinter.cpp
+++ b/lib/Target/Sparc/SparcAsmPrinter.cpp
@@ -131,7 +131,7 @@
// Print out the specified constant, without a storage class. Only the
// constants valid in constant expressions can occur here.
void V8Printer::emitConstantValueOnly(const Constant *CV) {
- if (CV->isNullValue())
+ if (CV->isNullValue() || isa<UndefValue> (CV))
O << "0";
else if (const ConstantBool *CB = dyn_cast<ConstantBool>(CV)) {
assert(CB == ConstantBool::True);
@@ -266,6 +266,10 @@
return;
}
}
+ } else if (isa<UndefValue> (CV)) {
+ unsigned size = TD.getTypeSize (CV->getType ());
+ O << "\t.skip\t " << size << "\n";
+ return;
}
const Type *type = CV->getType();
diff --git a/lib/Target/SparcV8/SparcV8AsmPrinter.cpp b/lib/Target/SparcV8/SparcV8AsmPrinter.cpp
index 56ec97a..36137b1 100644
--- a/lib/Target/SparcV8/SparcV8AsmPrinter.cpp
+++ b/lib/Target/SparcV8/SparcV8AsmPrinter.cpp
@@ -131,7 +131,7 @@
// Print out the specified constant, without a storage class. Only the
// constants valid in constant expressions can occur here.
void V8Printer::emitConstantValueOnly(const Constant *CV) {
- if (CV->isNullValue())
+ if (CV->isNullValue() || isa<UndefValue> (CV))
O << "0";
else if (const ConstantBool *CB = dyn_cast<ConstantBool>(CV)) {
assert(CB == ConstantBool::True);
@@ -266,6 +266,10 @@
return;
}
}
+ } else if (isa<UndefValue> (CV)) {
+ unsigned size = TD.getTypeSize (CV->getType ());
+ O << "\t.skip\t " << size << "\n";
+ return;
}
const Type *type = CV->getType();