Implement a basic VectorTargetTransformInfo interface to be used by the loop and bb vectorizers for modeling the cost of instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166593 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/TargetTransformImpl.cpp b/lib/Target/TargetTransformImpl.cpp
index 1cb5eda..cee736b 100644
--- a/lib/Target/TargetTransformImpl.cpp
+++ b/lib/Target/TargetTransformImpl.cpp
@@ -12,6 +12,12 @@
using namespace llvm;
+//===----------------------------------------------------------------------===//
+//
+// Calls used by scalar transformations.
+//
+//===----------------------------------------------------------------------===//
+
bool ScalarTargetTransformImpl::isLegalAddImmediate(int64_t imm) const {
return TLI->isLegalAddImmediate(imm);
}
@@ -41,3 +47,27 @@
unsigned ScalarTargetTransformImpl::getJumpBufSize() const {
return TLI->getJumpBufSize();
}
+
+//===----------------------------------------------------------------------===//
+//
+// Calls used by the vectorizers.
+//
+//===----------------------------------------------------------------------===//
+
+unsigned
+VectorTargetTransformImpl::getInstrCost(unsigned Opcode, Type *Ty1,
+ Type *Ty2) const {
+ return 1;
+}
+
+unsigned
+VectorTargetTransformImpl::getBroadcastCost(Type *Tp) const {
+ return 1;
+}
+
+unsigned
+VectorTargetTransformImpl::getMemoryOpCost(unsigned Opcode, Type *Src,
+ unsigned Alignment,
+ unsigned AddressSpace) const {
+ return 1;
+}