Cleanup ARM load/store wide and remove unused param s_reg.

Use a single LDRD/VLDR instruction for wide load/store on
ARM, adjust the base pointer if needed. Remove unused
parameter s_reg from LoadBaseDisp(), LoadBaseIndexedDisp()
and StoreBaseIndexedDisp() on all architectures.

Change-Id: I25a9a42d523a68addbc11abe44ddc55a4401df98
diff --git a/compiler/dex/quick/gen_invoke.cc b/compiler/dex/quick/gen_invoke.cc
index 960ac10..d51f2e0 100644
--- a/compiler/dex/quick/gen_invoke.cc
+++ b/compiler/dex/quick/gen_invoke.cc
@@ -1133,8 +1133,7 @@
   if (cu_->instruction_set != kX86 && cu_->instruction_set != kX86_64) {
     LoadBaseIndexed(reg_ptr, reg_off, rl_result.reg, 1, kUnsignedHalf);
   } else {
-    LoadBaseIndexedDisp(reg_ptr, reg_off, 1, data_offset, rl_result.reg, kUnsignedHalf,
-                        INVALID_SREG);
+    LoadBaseIndexedDisp(reg_ptr, reg_off, 1, data_offset, rl_result.reg, kUnsignedHalf);
   }
   FreeTemp(reg_off);
   FreeTemp(reg_ptr);
@@ -1429,11 +1428,11 @@
   RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
   if (is_long) {
     if (cu_->instruction_set == kX86) {
-      LoadBaseIndexedDisp(rl_object.reg, rl_offset.reg, 0, 0, rl_result.reg, k64, INVALID_SREG);
+      LoadBaseIndexedDisp(rl_object.reg, rl_offset.reg, 0, 0, rl_result.reg, k64);
     } else {
       RegStorage rl_temp_offset = AllocTemp();
       OpRegRegReg(kOpAdd, rl_temp_offset, rl_object.reg, rl_offset.reg);
-      LoadBaseDisp(rl_temp_offset, 0, rl_result.reg, k64, INVALID_SREG);
+      LoadBaseDisp(rl_temp_offset, 0, rl_result.reg, k64);
       FreeTemp(rl_temp_offset);
     }
   } else {
@@ -1476,7 +1475,7 @@
   if (is_long) {
     rl_value = LoadValueWide(rl_src_value, kCoreReg);
     if (cu_->instruction_set == kX86) {
-      StoreBaseIndexedDisp(rl_object.reg, rl_offset.reg, 0, 0, rl_value.reg, k64, INVALID_SREG);
+      StoreBaseIndexedDisp(rl_object.reg, rl_offset.reg, 0, 0, rl_value.reg, k64);
     } else {
       RegStorage rl_temp_offset = AllocTemp();
       OpRegRegReg(kOpAdd, rl_temp_offset, rl_object.reg, rl_offset.reg);