Use baseline code to compute message locations.

This switches Isolate::ComputeLocation to use baseline code when
computing message locations. This unifies locations between optimized
and non-optimized code by always going through the FrameSummary for
location computation.

R=bmeurer@chromium.org
TEST=message/regress/regress-4266
BUG=v8:4266
LOG=n

Review URL: https://codereview.chromium.org/1331603002

Cr-Commit-Position: refs/heads/master@{#30635}

diff --git a/src/ast-numbering.cc b/src/ast-numbering.cc
index 7338cc6..9d048cd 100644 (file)
--- a/src/ast-numbering.cc
+++ b/src/ast-numbering.cc
@@ -558,7 +558,7 @@ bool AstNumberingVisitor::Renumber(FunctionLiteral* node) {
   Scope* scope = node->scope();
 
   if (scope->HasIllegalRedeclaration()) {
-    scope->VisitIllegalRedeclaration(this);
+    Visit(scope->GetIllegalRedeclaration());
     DisableOptimization(kFunctionWithIllegalRedeclaration);
     return Finish(node);
   }

diff --git a/src/compiler/ast-graph-builder.cc b/src/compiler/ast-graph-builder.cc
index 8fee623..5c67797 100644 (file)
--- a/src/compiler/ast-graph-builder.cc
+++ b/src/compiler/ast-graph-builder.cc
@@ -581,8 +581,7 @@ void AstGraphBuilder::CreateGraphBody(bool stack_check) {
 
   // Visit illegal re-declaration and bail out if it exists.
   if (scope->HasIllegalRedeclaration()) {
-    AstEffectContext for_effect(this);
-    scope->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope->GetIllegalRedeclaration());
     return;
   }
 

diff --git a/src/compiler/linkage.cc b/src/compiler/linkage.cc
index fdef8e0..e384e82 100644 (file)
--- a/src/compiler/linkage.cc
+++ b/src/compiler/linkage.cc
@@ -218,10 +218,10 @@ int Linkage::FrameStateInputCount(Runtime::FunctionId function) {
   switch (function) {
     case Runtime::kAllocateInTargetSpace:
     case Runtime::kDateField:
-    case Runtime::kFinalizeClassDefinition:        // TODO(conradw): Is it safe?
     case Runtime::kDefineClassMethod:              // TODO(jarin): Is it safe?
     case Runtime::kDefineGetterPropertyUnchecked:  // TODO(jarin): Is it safe?
     case Runtime::kDefineSetterPropertyUnchecked:  // TODO(jarin): Is it safe?
+    case Runtime::kFinalizeClassDefinition:        // TODO(conradw): Is it safe?
     case Runtime::kForInDone:
     case Runtime::kForInStep:
     case Runtime::kGetOriginalConstructor:
@@ -244,13 +244,14 @@ int Linkage::FrameStateInputCount(Runtime::FunctionId function) {
     case Runtime::kInlineGetCallerJSFunction:
     case Runtime::kInlineGetPrototype:
     case Runtime::kInlineRegExpExec:
+    case Runtime::kInlineSubString:
+    case Runtime::kInlineToName:
+    case Runtime::kInlineToNumber:
     case Runtime::kInlineToObject:
-    case Runtime::kInlineToPrimitive:
     case Runtime::kInlineToPrimitive_Number:
     case Runtime::kInlineToPrimitive_String:
-    case Runtime::kInlineToNumber:
+    case Runtime::kInlineToPrimitive:
     case Runtime::kInlineToString:
-    case Runtime::kInlineToName:
       return 1;
     case Runtime::kInlineDeoptimizeNow:
     case Runtime::kInlineThrowNotDateError:

diff --git a/src/full-codegen/arm/full-codegen-arm.cc b/src/full-codegen/arm/full-codegen-arm.cc
index 02363c1..d7862cd 100644 (file)
--- a/src/full-codegen/arm/full-codegen-arm.cc
+++ b/src/full-codegen/arm/full-codegen-arm.cc
@@ -321,7 +321,7 @@ void FullCodeGenerator::Generate() {
   // redeclaration.
   if (scope()->HasIllegalRedeclaration()) {
     Comment cmnt(masm_, "[ Declarations");
-    scope()->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope()->GetIllegalRedeclaration());
 
   } else {
     PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS);

diff --git a/src/full-codegen/arm64/full-codegen-arm64.cc b/src/full-codegen/arm64/full-codegen-arm64.cc
index 0fb38b1..c45052b 100644 (file)
--- a/src/full-codegen/arm64/full-codegen-arm64.cc
+++ b/src/full-codegen/arm64/full-codegen-arm64.cc
@@ -328,7 +328,7 @@ void FullCodeGenerator::Generate() {
   // redeclaration.
   if (scope()->HasIllegalRedeclaration()) {
     Comment cmnt(masm_, "[ Declarations");
-    scope()->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope()->GetIllegalRedeclaration());
 
   } else {
     PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS);

diff --git a/src/full-codegen/ia32/full-codegen-ia32.cc b/src/full-codegen/ia32/full-codegen-ia32.cc
index e47243a..23df7a7 100644 (file)
--- a/src/full-codegen/ia32/full-codegen-ia32.cc
+++ b/src/full-codegen/ia32/full-codegen-ia32.cc
@@ -322,7 +322,7 @@ void FullCodeGenerator::Generate() {
   // redeclaration.
   if (scope()->HasIllegalRedeclaration()) {
     Comment cmnt(masm_, "[ Declarations");
-    scope()->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope()->GetIllegalRedeclaration());
 
   } else {
     PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS);

diff --git a/src/full-codegen/mips/full-codegen-mips.cc b/src/full-codegen/mips/full-codegen-mips.cc
index 1dde30c..871005e 100644 (file)
--- a/src/full-codegen/mips/full-codegen-mips.cc
+++ b/src/full-codegen/mips/full-codegen-mips.cc
@@ -339,7 +339,7 @@ void FullCodeGenerator::Generate() {
   // redeclaration.
   if (scope()->HasIllegalRedeclaration()) {
     Comment cmnt(masm_, "[ Declarations");
-    scope()->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope()->GetIllegalRedeclaration());
 
   } else {
     PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS);

diff --git a/src/full-codegen/mips64/full-codegen-mips64.cc b/src/full-codegen/mips64/full-codegen-mips64.cc
index 1e7ae09..8e0cc0d 100644 (file)
--- a/src/full-codegen/mips64/full-codegen-mips64.cc
+++ b/src/full-codegen/mips64/full-codegen-mips64.cc
@@ -335,7 +335,7 @@ void FullCodeGenerator::Generate() {
   // redeclaration.
   if (scope()->HasIllegalRedeclaration()) {
     Comment cmnt(masm_, "[ Declarations");
-    scope()->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope()->GetIllegalRedeclaration());
 
   } else {
     PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS);

diff --git a/src/full-codegen/ppc/full-codegen-ppc.cc b/src/full-codegen/ppc/full-codegen-ppc.cc
index 3a24fd0..0a25554 100644 (file)
--- a/src/full-codegen/ppc/full-codegen-ppc.cc
+++ b/src/full-codegen/ppc/full-codegen-ppc.cc
@@ -333,7 +333,7 @@ void FullCodeGenerator::Generate() {
   // redeclaration.
   if (scope()->HasIllegalRedeclaration()) {
     Comment cmnt(masm_, "[ Declarations");
-    scope()->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope()->GetIllegalRedeclaration());
 
   } else {
     PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS);

diff --git a/src/full-codegen/x64/full-codegen-x64.cc b/src/full-codegen/x64/full-codegen-x64.cc
index b7adbfd..4437627 100644 (file)
--- a/src/full-codegen/x64/full-codegen-x64.cc
+++ b/src/full-codegen/x64/full-codegen-x64.cc
@@ -320,7 +320,7 @@ void FullCodeGenerator::Generate() {
   // redeclaration.
   if (scope()->HasIllegalRedeclaration()) {
     Comment cmnt(masm_, "[ Declarations");
-    scope()->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope()->GetIllegalRedeclaration());
 
   } else {
     PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS);

diff --git a/src/full-codegen/x87/full-codegen-x87.cc b/src/full-codegen/x87/full-codegen-x87.cc
index 55c227e..2e5768a 100644 (file)
--- a/src/full-codegen/x87/full-codegen-x87.cc
+++ b/src/full-codegen/x87/full-codegen-x87.cc
@@ -319,7 +319,7 @@ void FullCodeGenerator::Generate() {
   // redeclaration.
   if (scope()->HasIllegalRedeclaration()) {
     Comment cmnt(masm_, "[ Declarations");
-    scope()->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope()->GetIllegalRedeclaration());
 
   } else {
     PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS);

diff --git a/src/isolate.cc b/src/isolate.cc
index d60a481..445480a 100644 (file)
--- a/src/isolate.cc
+++ b/src/isolate.cc
@@ -1266,9 +1266,14 @@ bool Isolate::ComputeLocation(MessageLocation* target) {
     Object* script = fun->shared()->script();
     if (script->IsScript() &&
         !(Script::cast(script)->source()->IsUndefined())) {
-      int pos = frame->LookupCode()->SourcePosition(frame->pc());
-      // Compute the location from the function and the reloc info.
       Handle<Script> casted_script(Script::cast(script));
+      // Compute the location from the function and the relocation info of the
+      // baseline code. For optimized code this will use the deoptimization
+      // information to get canonical location information.
+      List<FrameSummary> frames(FLAG_max_inlining_levels + 1);
+      it.frame()->Summarize(&frames);
+      FrameSummary& summary = frames.last();
+      int pos = summary.code()->SourcePosition(summary.pc());
       *target = MessageLocation(casted_script, pos, pos + 1, handle(fun));
       return true;
     }

diff --git a/src/scopes.cc b/src/scopes.cc
index 4bb9aa8..ba2efb2 100644 (file)
--- a/src/scopes.cc
+++ b/src/scopes.cc
@@ -559,9 +559,9 @@ void Scope::SetIllegalRedeclaration(Expression* expression) {
 }
 
 
-void Scope::VisitIllegalRedeclaration(AstVisitor* visitor) {
+Expression* Scope::GetIllegalRedeclaration() {
   DCHECK(HasIllegalRedeclaration());
-  illegal_redecl_->Accept(visitor);
+  return illegal_redecl_;
 }
 
 

diff --git a/src/scopes.h b/src/scopes.h
index 021b7b3..4b8fe49 100644 (file)
--- a/src/scopes.h
+++ b/src/scopes.h
@@ -190,9 +190,9 @@ class Scope: public ZoneObject {
   // the additional requests will be silently ignored.
   void SetIllegalRedeclaration(Expression* expression);
 
-  // Visit the illegal redeclaration expression. Do not call if the
+  // Retrieve the illegal redeclaration expression. Do not call if the
   // scope doesn't have an illegal redeclaration node.
-  void VisitIllegalRedeclaration(AstVisitor* visitor);
+  Expression* GetIllegalRedeclaration();
 
   // Check if the scope has (at least) one illegal redeclaration.
   bool HasIllegalRedeclaration() const { return illegal_redecl_ != NULL; }

diff --git a/test/message/regress/regress-4266.js b/test/message/regress/regress-4266.js
new file mode 100644 (file)
index 0000000..552176b
--- /dev/null
+++ b/test/message/regress/regress-4266.js
@@ -0,0 +1,11 @@
+// Copyright 2015 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.
+
+(function() {
+  try {
+    [].foo();
+  } catch (e) {
+    throw e;
+  }
+})();

diff --git a/test/message/regress/regress-4266.out b/test/message/regress/regress-4266.out
new file mode 100644 (file)
index 0000000..d31541d
--- /dev/null
+++ b/test/message/regress/regress-4266.out
@@ -0,0 +1,10 @@
+# Copyright 2015 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.
+
+*%(basename)s:9: TypeError: [].foo is not a function
+    throw e;
+    ^
+TypeError: [].foo is not a function
+    at *%(basename)s:7:8
+    at *%(basename)s:11:3

diff --git a/test/mjsunit/regress/regress-4266.js b/test/mjsunit/regress/regress-4266.js
new file mode 100644 (file)
index 0000000..f886250
--- /dev/null
+++ b/test/mjsunit/regress/regress-4266.js
@@ -0,0 +1,17 @@
+// Copyright 2015 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.
+
+// Flags: --turbo-filter=test --allow-natives-syntax
+
+function test() {
+  try {
+    [].foo();
+  } catch (e) {
+    return e.message;
+  }
+}
+
+assertEquals("[].foo is not a function", test());
+%OptimizeFunctionOnNextCall(test);
+assertEquals("[].foo is not a function", test());