Replace movq with movp for X64 when the operand size is kPointerSize

src/x64/lithium-gap-resolver-x64.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 154 matching lines @@
 void LGapResolver::EmitMove(int index) {
   LOperand* source = moves_[index].source();
   LOperand* destination = moves_[index].destination();
 
   // Dispatch on the source and destination operand kinds.  Not all
   // combinations are possible.
   if (source->IsRegister()) {
     Register src = cgen_->ToRegister(source);
     if (destination->IsRegister()) {
       Register dst = cgen_->ToRegister(destination);
-      __ movq(dst, src);
+      __ movp(dst, src);
     } else {
       ASSERT(destination->IsStackSlot());
       Operand dst = cgen_->ToOperand(destination);
-      __ movq(dst, src);
+      __ movp(dst, src);
     }
 
   } else if (source->IsStackSlot()) {
     Operand src = cgen_->ToOperand(source);
     if (destination->IsRegister()) {
       Register dst = cgen_->ToRegister(destination);
-      __ movq(dst, src);
+      __ movp(dst, src);
     } else {
       ASSERT(destination->IsStackSlot());
       Operand dst = cgen_->ToOperand(destination);
-      __ movq(kScratchRegister, src);
-      __ movq(dst, kScratchRegister);
+      __ movp(kScratchRegister, src);
+      __ movp(dst, kScratchRegister);
     }
 
   } else if (source->IsConstantOperand()) {
     LConstantOperand* constant_source = LConstantOperand::cast(source);
     if (destination->IsRegister()) {
       Register dst = cgen_->ToRegister(destination);
       if (cgen_->IsSmiConstant(constant_source)) {
         __ Move(dst, cgen_->ToSmi(constant_source));
       } else if (cgen_->IsInteger32Constant(constant_source)) {
         __ Set(dst, cgen_->ToInteger32(constant_source));
@@ skipping 11 matching lines @@
         __ movq(dst, kScratchRegister);
       }
     } else {
       ASSERT(destination->IsStackSlot());
       Operand dst = cgen_->ToOperand(destination);
       if (cgen_->IsSmiConstant(constant_source)) {
         __ Move(dst, cgen_->ToSmi(constant_source));
       } else if (cgen_->IsInteger32Constant(constant_source)) {
         // Zero top 32 bits of a 64 bit spill slot that holds a 32 bit untagged
         // value.
-        __ movq(dst, Immediate(cgen_->ToInteger32(constant_source)));
+        __ movp(dst, Immediate(cgen_->ToInteger32(constant_source)));
       } else {
         __ Move(kScratchRegister, cgen_->ToHandle(constant_source));
-        __ movq(dst, kScratchRegister);
+        __ movp(dst, kScratchRegister);
       }
     }
 
   } else if (source->IsDoubleRegister()) {
     XMMRegister src = cgen_->ToDoubleRegister(source);
     if (destination->IsDoubleRegister()) {
       __ movaps(cgen_->ToDoubleRegister(destination), src);
     } else {
       ASSERT(destination->IsDoubleStackSlot());
       __ movsd(cgen_->ToOperand(destination), src);
@@ skipping 27 matching lines @@
     Register dst = cgen_->ToRegister(destination);
     __ xchgq(dst, src);
 
   } else if ((source->IsRegister() && destination->IsStackSlot()) ||
              (source->IsStackSlot() && destination->IsRegister())) {
     // Swap a general-purpose register and a stack slot.
     Register reg =
         cgen_->ToRegister(source->IsRegister() ? source : destination);
     Operand mem =
         cgen_->ToOperand(source->IsRegister() ? destination : source);
-    __ movq(kScratchRegister, mem);
-    __ movq(mem, reg);
-    __ movq(reg, kScratchRegister);
+    __ movp(kScratchRegister, mem);
+    __ movp(mem, reg);
+    __ movp(reg, kScratchRegister);
 
   } else if ((source->IsStackSlot() && destination->IsStackSlot()) ||
       (source->IsDoubleStackSlot() && destination->IsDoubleStackSlot())) {
     // Swap two stack slots or two double stack slots.
     Operand src = cgen_->ToOperand(source);
     Operand dst = cgen_->ToOperand(destination);
     __ movsd(xmm0, src);
-    __ movq(kScratchRegister, dst);
+    __ movp(kScratchRegister, dst);
     __ movsd(dst, xmm0);
-    __ movq(src, kScratchRegister);
+    __ movp(src, kScratchRegister);
 
   } else if (source->IsDoubleRegister() && destination->IsDoubleRegister()) {
     // Swap two double registers.
     XMMRegister source_reg = cgen_->ToDoubleRegister(source);
     XMMRegister destination_reg = cgen_->ToDoubleRegister(destination);
     __ movaps(xmm0, source_reg);
     __ movaps(source_reg, destination_reg);
     __ movaps(destination_reg, xmm0);
 
   } else if (source->IsDoubleRegister() || destination->IsDoubleRegister()) {
@@ skipping 30 matching lines @@
       moves_[i].set_source(source);
     }
   }
 }
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64