[ic][ia32][x87] Don't push/pop value/slot/vector in store handlers.

src/x87/macro-assembler-x87.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_X87_MACRO_ASSEMBLER_X87_H_
 #define V8_X87_MACRO_ASSEMBLER_X87_H_
 
 #include "src/assembler.h"
 #include "src/bailout-reason.h"
 #include "src/frames.h"
@@ skipping 769 matching lines @@
 
   // ---------------------------------------------------------------------------
   // Utilities
 
   void Ret();
 
   // Return and drop arguments from stack, where the number of arguments
   // may be bigger than 2^16 - 1.  Requires a scratch register.
   void Ret(int bytes_dropped, Register scratch);
 
+  // Emit code that loads |parameter_index|'th parameter from the stack to
+  // the register according to the CallInterfaceDescriptor definition.
+  // |sp_to_caller_sp_offset_in_words| specifies the number of words pushed
+  // below the caller's sp (on x87 it's at least return address).
+  template <class Descriptor>
+  void LoadParameterFromStack(
+      Register reg, typename Descriptor::ParameterIndices parameter_index,
+      int sp_to_ra_offset_in_words = 1) {
+    DCHECK(Descriptor::kPassLastArgsOnStack);
+    DCHECK_LT(parameter_index, Descriptor::kParameterCount);
+    DCHECK_LE(Descriptor::kParameterCount - Descriptor::kStackArgumentsCount,
+              parameter_index);
+    int offset = (Descriptor::kParameterCount - parameter_index - 1 +
+                  sp_to_ra_offset_in_words) *
+                 kPointerSize;
+    mov(reg, Operand(esp, offset));
+  }
+
   // Emit code to discard a non-negative number of pointer-sized elements
   // from the stack, clobbering only the esp register.
   void Drop(int element_count);
 
   void Call(Label* target) { call(target); }
   void Call(Handle<Code> target, RelocInfo::Mode rmode) { call(target, rmode); }
   void Jump(Handle<Code> target, RelocInfo::Mode rmode) { jmp(target, rmode); }
   void Push(Register src) { push(src); }
   void Push(const Operand& src) { push(src); }
   void Push(Immediate value) { push(value); }
@@ skipping 238 matching lines @@
 inline Operand NativeContextOperand() {
   return ContextOperand(esi, Context::NATIVE_CONTEXT_INDEX);
 }
 
 #define ACCESS_MASM(masm) masm->
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_X87_MACRO_ASSEMBLER_X87_H_