"Fixed size array in TargetLowering is not large enough!");
// All operations default to being supported.
memset(OpActions, 0, sizeof(OpActions));
- memset(LoadXActions, 0, sizeof(LoadXActions));
+ memset(LoadExtActions, 0, sizeof(LoadExtActions));
memset(TruncStoreActions, 0, sizeof(TruncStoreActions));
memset(IndexedModeActions, 0, sizeof(IndexedModeActions));
memset(ConvertActions, 0, sizeof(ConvertActions));
+ memset(CondCodeActions, 0, sizeof(CondCodeActions));
// Set default actions for various operations.
for (unsigned VT = 0; VT != (unsigned)MVT::LAST_VALUETYPE; ++VT) {
InitCmpLibcallCCs(CmpLibcallCCs);
// Tell Legalize whether the assembler supports DEBUG_LOC.
- if (!TM.getTargetAsmInfo()->hasDotLocAndDotFile())
+ const TargetAsmInfo *TASM = TM.getTargetAsmInfo();
+ if (!TASM || !TASM->hasDotLocAndDotFile())
setOperationAction(ISD::DEBUG_LOC, MVT::Other, Expand);
}
return Table;
}
+bool
+TargetLowering::isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const {
+ // Assume that everything is safe in static mode.
+ if (getTargetMachine().getRelocationModel() == Reloc::Static)
+ return true;
+
+ // In dynamic-no-pic mode, assume that known defined values are safe.
+ if (getTargetMachine().getRelocationModel() == Reloc::DynamicNoPIC &&
+ GA &&
+ !GA->getGlobal()->isDeclaration() &&
+ !GA->getGlobal()->mayBeOverridden())
+ return true;
+
+ // Otherwise assume nothing is safe.
+ return false;
+}
+
//===----------------------------------------------------------------------===//
// Optimization Methods
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// Constraint Selection.
+/// isMatchingInputConstraint - Return true of this is an input operand that is
+/// a matching constraint like "4".
+bool TargetLowering::AsmOperandInfo::isMatchingInputConstraint() const {
+ assert(!ConstraintCode.empty() && "No known constraint!");
+ return isdigit(ConstraintCode[0]);
+}
+
+/// getMatchedOperand - If this is an input matching constraint, this method
+/// returns the output operand it matches.
+unsigned TargetLowering::AsmOperandInfo::getMatchedOperand() const {
+ assert(!ConstraintCode.empty() && "No known constraint!");
+ return atoi(ConstraintCode.c_str());
+}
+
+
/// getConstraintGenerality - Return an integer indicating how general CT
/// is.
static unsigned getConstraintGenerality(TargetLowering::ConstraintType CT) {