Added "LoadEffective" pattern to handle stack locations.
Fixed some comments


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42271 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsAsmPrinter.cpp b/lib/Target/Mips/MipsAsmPrinter.cpp
index 11db547..254cc56 100644
--- a/lib/Target/Mips/MipsAsmPrinter.cpp
+++ b/lib/Target/Mips/MipsAsmPrinter.cpp
@@ -141,7 +141,7 @@
   #endif
 
   unsigned int Bitmask = getSavedRegsBitmask(false, MF);
-  O << "\t.mask\t"; 
+  O << "\t.mask \t"; 
   printHex32(Bitmask);
   O << "," << Offset << "\n";
 }
@@ -366,9 +366,16 @@
 void MipsAsmPrinter::
 printMemOperand(const MachineInstr *MI, int opNum, const char *Modifier) 
 {
-  // lw/sw $reg, MemOperand
-  // will turn into :
-  // lw/sw $reg, imm($reg)
+  // when using stack locations for not load/store instructions
+  // print the same way as all normal 3 operand instructions.
+  if (Modifier && !strcmp(Modifier, "stackloc")) {
+    printOperand(MI, opNum+1);
+    O << ", ";
+    printOperand(MI, opNum);
+    return;
+  }
+
+  // Load/Store memory operands -- imm($reg)
   printOperand(MI, opNum);
   O << "(";
   printOperand(MI, opNum+1);