[debugger] simplify reloc info for debug break slots.

src/full-codegen/arm64/full-codegen-arm64.cc

 // Copyright 2013 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_ARM64
 
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 2566 matching lines @@
 
 void FullCodeGenerator::EmitCall(Call* expr, ConvertReceiverMode mode) {
   // Load the arguments.
   ZoneList<Expression*>* args = expr->arguments();
   int arg_count = args->length();
   for (int i = 0; i < arg_count; i++) {
     VisitForStackValue(args->at(i));
   }
 
   PrepareForBailoutForId(expr->CallId(), NO_REGISTERS);
-  SetCallPosition(expr, arg_count);
+  SetCallPosition(expr);
 
   Handle<Code> ic = CodeFactory::CallIC(isolate(), arg_count, mode).code();
   __ Mov(x3, SmiFromSlot(expr->CallFeedbackICSlot()));
   __ Peek(x1, (arg_count + 1) * kXRegSize);
   // Don't assign a type feedback id to the IC, since type feedback is provided
   // by the vector above.
   CallIC(ic);
 
   RecordJSReturnSite(expr);
   // Restore context register.
@@ skipping 88 matching lines @@
   __ Peek(x10, (arg_count + 1) * kPointerSize);
   __ Push(x10);
   EmitResolvePossiblyDirectEval(arg_count);
 
   // Touch up the stack with the resolved function.
   __ Poke(x0, (arg_count + 1) * kPointerSize);
 
   PrepareForBailoutForId(expr->EvalId(), NO_REGISTERS);
 
   // Record source position for debugger.
-  SetCallPosition(expr, arg_count);
+  SetCallPosition(expr);
 
   // Call the evaluated function.
   __ Peek(x1, (arg_count + 1) * kXRegSize);
   __ Mov(x0, arg_count);
   __ Call(isolate()->builtins()->Call(), RelocInfo::CODE_TARGET);
   RecordJSReturnSite(expr);
   // Restore context register.
   __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
   context()->DropAndPlug(1, x0);
 }
@@ skipping 13 matching lines @@
 
   // Push the arguments ("left-to-right") on the stack.
   ZoneList<Expression*>* args = expr->arguments();
   int arg_count = args->length();
   for (int i = 0; i < arg_count; i++) {
     VisitForStackValue(args->at(i));
   }
 
   // Call the construct call builtin that handles allocation and
   // constructor invocation.
-  SetConstructCallPosition(expr, arg_count);
+  SetConstructCallPosition(expr);
 
   // Load function and argument count into x1 and x0.
   __ Mov(x0, arg_count);
   __ Peek(x1, arg_count * kXRegSize);
 
   // Record call targets in unoptimized code.
   __ EmitLoadTypeFeedbackVector(x2);
   __ Mov(x3, SmiFromSlot(expr->CallNewFeedbackSlot()));
 
   Handle<Code> code = CodeFactory::ConstructIC(isolate()).code();
@@ skipping 15 matching lines @@
 
   // Push the arguments ("left-to-right") on the stack.
   ZoneList<Expression*>* args = expr->arguments();
   int arg_count = args->length();
   for (int i = 0; i < arg_count; i++) {
     VisitForStackValue(args->at(i));
   }
 
   // Call the construct call builtin that handles allocation and
   // constructor invocation.
-  SetConstructCallPosition(expr, arg_count);
+  SetConstructCallPosition(expr);
 
   // Load new target into x3.
   VisitForAccumulatorValue(super_call_ref->new_target_var());
   __ Mov(x3, result_register());
 
   // Load function and argument count into x1 and x0.
   __ Mov(x0, arg_count);
   __ Peek(x1, arg_count * kXRegSize);
 
   __ Call(isolate()->builtins()->Construct(), RelocInfo::CODE_TARGET);
@@ skipping 709 matching lines @@
 void FullCodeGenerator::EmitDefaultConstructorCallSuper(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK(args->length() == 2);
 
   // Evaluate new.target and super constructor.
   VisitForStackValue(args->at(0));
   VisitForStackValue(args->at(1));
 
   // Call the construct call builtin that handles allocation and
   // constructor invocation.
-  SetConstructCallPosition(expr, 0);
+  SetConstructCallPosition(expr);
 
   // Load new target into x3.
   __ Peek(x3, 1 * kPointerSize);
 
   // Check if the calling frame is an arguments adaptor frame.
   Label adaptor_frame, args_set_up, runtime;
   __ Ldr(x11, MemOperand(fp, StandardFrameConstants::kCallerFPOffset));
   __ Ldr(x12, MemOperand(x11, StandardFrameConstants::kContextOffset));
   __ Cmp(x12, Smi::FromInt(StackFrame::ARGUMENTS_ADAPTOR));
   __ B(eq, &adaptor_frame);
@@ skipping 344 matching lines @@
   __ Push(x0);
 
   __ LoadNativeContextSlot(expr->context_index(), x0);
 }
 
 
 void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   int arg_count = args->length();
 
-  SetCallPosition(expr, arg_count);
+  SetCallPosition(expr);
   __ Peek(x1, (arg_count + 1) * kPointerSize);
   __ Mov(x0, arg_count);
   __ Call(isolate()->builtins()->Call(ConvertReceiverMode::kNullOrUndefined),
           RelocInfo::CODE_TARGET);
 }
 
 
 void FullCodeGenerator::VisitCallRuntime(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   int arg_count = args->length();
@@ skipping 740 matching lines @@
       // result = receiver[f](arg);
       __ Bind(&l_call);
       __ Peek(load_receiver, 1 * kPointerSize);
       __ Peek(load_name, 2 * kPointerSize);
       __ Mov(LoadDescriptor::SlotRegister(),
              SmiFromSlot(expr->KeyedLoadFeedbackSlot()));
       Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate(), SLOPPY).code();
       CallIC(ic, TypeFeedbackId::None());
       __ Mov(x1, x0);
       __ Poke(x1, 2 * kPointerSize);
-      SetCallPosition(expr, 1);
+      SetCallPosition(expr);
       __ Mov(x0, 1);
       __ Call(
           isolate()->builtins()->Call(ConvertReceiverMode::kNotNullOrUndefined),
           RelocInfo::CODE_TARGET);
 
       __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
       __ Drop(1);  // The function is still on the stack; drop it.
 
       // if (!result.done) goto l_try;
       __ Bind(&l_loop);
@@ skipping 349 matching lines @@
   }
 
   return INTERRUPT;
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM64