[PATCH] D56956: GlobalISel: Add isPointer legality predicates
Matt Arsenault via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Jan 18 21:58:50 PST 2019
arsenm created this revision.
arsenm added reviewers: dsanders, aditya_nandakumar, aemerson, volkan.
Herald added subscribers: kristof.beyls, rovka, wdng.
https://reviews.llvm.org/D56956
Files:
include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
lib/CodeGen/GlobalISel/LegalityPredicates.cpp
Index: lib/CodeGen/GlobalISel/LegalityPredicates.cpp
===================================================================
--- lib/CodeGen/GlobalISel/LegalityPredicates.cpp
+++ lib/CodeGen/GlobalISel/LegalityPredicates.cpp
@@ -63,6 +63,20 @@
};
}
+LegalityPredicate LegalityPredicates::isPointer(unsigned TypeIdx) {
+ return [=](const LegalityQuery &Query) {
+ return Query.Types[TypeIdx].isPointer();
+ };
+}
+
+LegalityPredicate LegalityPredicates::isPointer(unsigned TypeIdx,
+ unsigned AddrSpace) {
+ return [=](const LegalityQuery &Query) {
+ LLT Ty = Query.Types[TypeIdx];
+ return Ty.isPointer() && Ty.getAddressSpace() == AddrSpace;
+ };
+}
+
LegalityPredicate LegalityPredicates::narrowerThan(unsigned TypeIdx,
unsigned Size) {
return [=](const LegalityQuery &Query) {
Index: include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
===================================================================
--- include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
+++ include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
@@ -207,6 +207,12 @@
LegalityPredicate isScalar(unsigned TypeIdx);
/// True iff the specified type index is a vector.
LegalityPredicate isVector(unsigned TypeIdx);
+/// True iff the specified type index is a pointer (with any address space).
+LegalityPredicate isPointer(unsigned TypeIdx);
+
+/// True iff the specified type index is a pointer with the specified address
+/// space.
+LegalityPredicate isPointer(unsigned TypeIdx, unsigned AddrSpace);
/// True iff the specified type index is a scalar that's narrower than the given
/// size.
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