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-rw-r--r--llvm/utils/TableGen/CodeGenDAGPatterns.cpp18
1 files changed, 14 insertions, 4 deletions
diff --git a/llvm/utils/TableGen/CodeGenDAGPatterns.cpp b/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
index f6ef35a68c6..f6be8da02c3 100644
--- a/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
+++ b/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
@@ -807,8 +807,14 @@ TypeSetByHwMode TypeInfer::getLegalTypes() {
/// TreePredicateFn constructor. Here 'N' is a subclass of PatFrag.
TreePredicateFn::TreePredicateFn(TreePattern *N) : PatFragRec(N) {
- assert((getPredCode().empty() || getImmCode().empty()) &&
- ".td file corrupt: can't have a node predicate *and* an imm predicate");
+ assert(
+ (!hasPredCode() || !hasImmCode()) &&
+ ".td file corrupt: can't have a node predicate *and* an imm predicate");
+}
+
+bool TreePredicateFn::hasPredCode() const {
+ return isLoad() || isStore() ||
+ !PatFragRec->getRecord()->getValueAsString("PredicateCode").empty();
}
std::string TreePredicateFn::getPredCode() const {
@@ -933,6 +939,10 @@ std::string TreePredicateFn::getPredCode() const {
return Code;
}
+bool TreePredicateFn::hasImmCode() const {
+ return !PatFragRec->getRecord()->getValueAsString("ImmediateCode").empty();
+}
+
std::string TreePredicateFn::getImmCode() const {
return PatFragRec->getRecord()->getValueAsString("ImmediateCode");
}
@@ -1015,7 +1025,7 @@ StringRef TreePredicateFn::getImmTypeIdentifier() const {
/// isAlwaysTrue - Return true if this is a noop predicate.
bool TreePredicateFn::isAlwaysTrue() const {
- return getPredCode().empty() && getImmCode().empty();
+ return !hasPredCode() && !hasImmCode();
}
/// Return the name to use in the generated code to reference this, this is
@@ -1085,7 +1095,7 @@ std::string TreePredicateFn::getCodeToRunOnSDNode() const {
}
// Handle arbitrary node predicates.
- assert(!getPredCode().empty() && "Don't have any predicate code!");
+ assert(hasPredCode() && "Don't have any predicate code!");
StringRef ClassName;
if (PatFragRec->getOnlyTree()->isLeaf())
ClassName = "SDNode";
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