Move isLoadFrom/StoreToStackSlot from MRegisterInfo to TargetInstrInfo,a far more logical place. Other methods should also be moved if anyoneis interested. :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25913 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AlphaInstrInfo.cpp b/lib/Target/Alpha/AlphaInstrInfo.cpp
index fc9ace7..c64fe3b 100644
--- a/lib/Target/Alpha/AlphaInstrInfo.cpp
+++ b/lib/Target/Alpha/AlphaInstrInfo.cpp
@@ -42,3 +42,22 @@
}
return false;
}
+
+unsigned
+AlphaInstrInfo::isLoadFromStackSlot(MachineInstr *MI, int &FrameIndex) const {
+ switch (MI->getOpcode()) {
+ case Alpha::LDL:
+ case Alpha::LDQ:
+ case Alpha::LDBU:
+ case Alpha::LDWU:
+ case Alpha::LDS:
+ case Alpha::LDT:
+ if (MI->getOperand(1).isFrameIndex()) {
+ FrameIndex = MI->getOperand(1).getFrameIndex();
+ return MI->getOperand(0).getReg();
+ }
+ break;
+ }
+ return 0;
+}
+