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/x86/int_x86.cc b/compiler/dex/quick/x86/int_x86.cc
index b71a2ce..5a5b4c3 100644
--- a/compiler/dex/quick/x86/int_x86.cc
+++ b/compiler/dex/quick/x86/int_x86.cc
@@ -689,7 +689,7 @@
   RegLocation rl_address = LoadValue(rl_src_address, kCoreReg);
   RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
   // Unaligned access is allowed on x86.
-  LoadBaseDisp(rl_address.reg, 0, rl_result.reg, size, INVALID_SREG);
+  LoadBaseDisp(rl_address.reg, 0, rl_result.reg, size);
   if (size == k64) {
     StoreValueWide(rl_dest, rl_result);
   } else {
@@ -1005,7 +1005,7 @@
       NewLIR2(kX86Xor32RR, dest.GetReg(), dest.GetReg());
       break;
     case 1:
-      LoadBaseDisp(rs_rX86_SP, displacement, dest, k32, sreg);
+      LoadBaseDisp(rs_rX86_SP, displacement, dest, k32);
       break;
     default:
       m = NewLIR4(IS_SIMM8(val) ? kX86Imul32RMI8 : kX86Imul32RMI, dest.GetReg(),
@@ -1109,8 +1109,7 @@
   if (src1_in_reg) {
     NewLIR2(kX86Mov32RR, rs_r1.GetReg(), rl_src1.reg.GetHighReg());
   } else {
-    LoadBaseDisp(rs_rX86_SP, SRegOffset(rl_src1.s_reg_low) + HIWORD_OFFSET, rs_r1,
-                 k32, GetSRegHi(rl_src1.s_reg_low));
+    LoadBaseDisp(rs_rX86_SP, SRegOffset(rl_src1.s_reg_low) + HIWORD_OFFSET, rs_r1, k32);
   }
 
   if (is_square) {
@@ -1133,8 +1132,7 @@
     if (src2_in_reg) {
       NewLIR2(kX86Mov32RR, rs_r0.GetReg(), rl_src2.reg.GetHighReg());
     } else {
-      LoadBaseDisp(rs_rX86_SP, SRegOffset(rl_src2.s_reg_low) + HIWORD_OFFSET, rs_r0,
-                   k32, GetSRegHi(rl_src2.s_reg_low));
+      LoadBaseDisp(rs_rX86_SP, SRegOffset(rl_src2.s_reg_low) + HIWORD_OFFSET, rs_r0, k32);
     }
 
     // EAX <- EAX * 1L  (2H * 1L)
@@ -1167,8 +1165,7 @@
   if (src2_in_reg) {
     NewLIR2(kX86Mov32RR, rs_r0.GetReg(), rl_src2.reg.GetLowReg());
   } else {
-    LoadBaseDisp(rs_rX86_SP, SRegOffset(rl_src2.s_reg_low) + LOWORD_OFFSET, rs_r0,
-                 k32, rl_src2.s_reg_low);
+    LoadBaseDisp(rs_rX86_SP, SRegOffset(rl_src2.s_reg_low) + LOWORD_OFFSET, rs_r0, k32);
   }
 
   // EDX:EAX <- 2L * 1L (double precision)
@@ -1417,8 +1414,7 @@
     }
   }
   rl_result = EvalLoc(rl_dest, reg_class, true);
-  LoadBaseIndexedDisp(rl_array.reg, rl_index.reg, scale, data_offset, rl_result.reg, size,
-                      INVALID_SREG);
+  LoadBaseIndexedDisp(rl_array.reg, rl_index.reg, scale, data_offset, rl_result.reg, size);
   if ((size == k64) || (size == kDouble)) {
     StoreValueWide(rl_dest, rl_result);
   } else {
@@ -1475,10 +1471,9 @@
       rl_src.reg.GetRegNum() >= rs_rX86_SP.GetRegNum()) {
     RegStorage temp = AllocTemp();
     OpRegCopy(temp, rl_src.reg);
-    StoreBaseIndexedDisp(rl_array.reg, rl_index.reg, scale, data_offset, temp, size, INVALID_SREG);
+    StoreBaseIndexedDisp(rl_array.reg, rl_index.reg, scale, data_offset, temp, size);
   } else {
-    StoreBaseIndexedDisp(rl_array.reg, rl_index.reg, scale, data_offset, rl_src.reg, size,
-                         INVALID_SREG);
+    StoreBaseIndexedDisp(rl_array.reg, rl_index.reg, scale, data_offset, rl_src.reg, size);
   }
   if (card_mark) {
     // Free rl_index if its a temp. Ensures there are 2 free regs for card mark.