[generators] Implement %GeneratorGetSourcePosition.

src/x87/builtins-x87.cc

 // 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.
 
 #if V8_TARGET_ARCH_X87
 
 #include "src/code-factory.h"
 #include "src/codegen.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 378 matching lines @@
 void Builtins::Generate_ResumeGeneratorTrampoline(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- eax    : the value to pass to the generator
   //  -- ebx    : the JSGeneratorObject to resume
   //  -- edx    : the resume mode (tagged)
   //  -- esp[0] : return address
   // -----------------------------------
   __ AssertGeneratorObject(ebx);
 
   // Store input value into generator object.
-  __ mov(FieldOperand(ebx, JSGeneratorObject::kInputOffset), eax);
-  __ RecordWriteField(ebx, JSGeneratorObject::kInputOffset, eax, ecx,
+  __ mov(FieldOperand(ebx, JSGeneratorObject::kInputOrDebugPosOffset), eax);
+  __ RecordWriteField(ebx, JSGeneratorObject::kInputOrDebugPosOffset, eax, ecx,
                       kDontSaveFPRegs);
 
   // Store resume mode into generator object.
   __ mov(FieldOperand(ebx, JSGeneratorObject::kResumeModeOffset), edx);
 
   // Load suspended function and context.
   __ mov(esi, FieldOperand(ebx, JSGeneratorObject::kContextOffset));
   __ mov(edi, FieldOperand(ebx, JSGeneratorObject::kFunctionOffset));
 
   // Flood function if we are stepping.
@@ skipping 2579 matching lines @@
   // And "return" to the OSR entry point of the function.
   __ ret(0);
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X87