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Unified Diff: src/ia32/full-codegen-ia32.cc

Issue 6793016: Record AST ids in relocation info at spots where we collect dynamic type feedback. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: last change Created 9 years, 8 months ago
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Index: src/ia32/full-codegen-ia32.cc
diff --git a/src/ia32/full-codegen-ia32.cc b/src/ia32/full-codegen-ia32.cc
index 69d5e77363061c2003b30e74b80071d644f1001b..4cade5f13a8a1743e94c8760127acdbee91acf9d 100644
--- a/src/ia32/full-codegen-ia32.cc
+++ b/src/ia32/full-codegen-ia32.cc
@@ -44,6 +44,11 @@ namespace internal {
#define __ ACCESS_MASM(masm_)
+static unsigned GetPropertyId(Property* property) {
+ if (property->is_synthetic()) return AstNode::kNoNumber;
+ return property->id();
+}
+
class JumpPatchSite BASE_EMBEDDED {
public:
@@ -808,7 +813,7 @@ void FullCodeGenerator::VisitSwitchStatement(SwitchStatement* stmt) {
// Record position before stub call for type feedback.
SetSourcePosition(clause->position());
Handle<Code> ic = CompareIC::GetUninitialized(Token::EQ_STRICT);
- EmitCallIC(ic, &patch_site);
+ EmitCallIC(ic, &patch_site, clause->label()->id());
__ test(eax, Operand(eax));
__ j(not_equal, &next_test);
__ Drop(1); // Switch value is no longer needed.
@@ -1187,7 +1192,7 @@ void FullCodeGenerator::EmitDynamicLoadFromSlotFastCase(
__ mov(eax, Immediate(key_literal->handle()));
Handle<Code> ic =
isolate()->builtins()->KeyedLoadIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, GetPropertyId(property));
__ jmp(done);
}
}
@@ -1273,7 +1278,7 @@ void FullCodeGenerator::EmitVariableLoad(Variable* var) {
// Do a keyed property load.
Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, GetPropertyId(property));
// Drop key and object left on the stack by IC.
context()->Plug(eax);
@@ -1386,7 +1391,7 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
Handle<Code> ic = is_strict_mode()
? isolate()->builtins()->StoreIC_Initialize_Strict()
: isolate()->builtins()->StoreIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, key->id());
PrepareForBailoutForId(key->id(), NO_REGISTERS);
} else {
VisitForEffect(value);
@@ -1593,13 +1598,13 @@ void FullCodeGenerator::VisitAssignment(Assignment* expr) {
SetSourcePosition(expr->position() + 1);
AccumulatorValueContext context(this);
if (ShouldInlineSmiCase(op)) {
- EmitInlineSmiBinaryOp(expr,
+ EmitInlineSmiBinaryOp(expr->binary_operation(),
op,
mode,
expr->target(),
expr->value());
} else {
- EmitBinaryOp(op, mode);
+ EmitBinaryOp(expr->binary_operation(), op, mode);
}
// Deoptimization point in case the binary operation may have side effects.
@@ -1634,18 +1639,18 @@ void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) {
Literal* key = prop->key()->AsLiteral();
__ mov(ecx, Immediate(key->handle()));
Handle<Code> ic = isolate()->builtins()->LoadIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, GetPropertyId(prop));
}
void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) {
SetSourcePosition(prop->position());
Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, GetPropertyId(prop));
}
-void FullCodeGenerator::EmitInlineSmiBinaryOp(Expression* expr,
+void FullCodeGenerator::EmitInlineSmiBinaryOp(BinaryOperation* expr,
Token::Value op,
OverwriteMode mode,
Expression* left,
@@ -1662,7 +1667,7 @@ void FullCodeGenerator::EmitInlineSmiBinaryOp(Expression* expr,
__ bind(&stub_call);
__ mov(eax, ecx);
TypeRecordingBinaryOpStub stub(op, mode);
- EmitCallIC(stub.GetCode(), &patch_site);
+ EmitCallIC(stub.GetCode(), &patch_site, expr->id());
__ jmp(&done);
// Smi case.
@@ -1740,11 +1745,13 @@ void FullCodeGenerator::EmitInlineSmiBinaryOp(Expression* expr,
}
-void FullCodeGenerator::EmitBinaryOp(Token::Value op,
+void FullCodeGenerator::EmitBinaryOp(BinaryOperation* expr,
+ Token::Value op,
OverwriteMode mode) {
__ pop(edx);
TypeRecordingBinaryOpStub stub(op, mode);
- EmitCallIC(stub.GetCode(), NULL); // NULL signals no inlined smi code.
+ // NULL signals no inlined smi code.
+ EmitCallIC(stub.GetCode(), NULL, expr->id());
context()->Plug(eax);
}
@@ -1936,7 +1943,7 @@ void FullCodeGenerator::EmitNamedPropertyAssignment(Assignment* expr) {
Handle<Code> ic = is_strict_mode()
? isolate()->builtins()->StoreIC_Initialize_Strict()
: isolate()->builtins()->StoreIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, expr->id());
// If the assignment ends an initialization block, revert to fast case.
if (expr->ends_initialization_block()) {
@@ -1976,7 +1983,7 @@ void FullCodeGenerator::EmitKeyedPropertyAssignment(Assignment* expr) {
Handle<Code> ic = is_strict_mode()
? isolate()->builtins()->KeyedStoreIC_Initialize_Strict()
: isolate()->builtins()->KeyedStoreIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, expr->id());
// If the assignment ends an initialization block, revert to fast case.
if (expr->ends_initialization_block()) {
@@ -2027,7 +2034,7 @@ void FullCodeGenerator::EmitCallWithIC(Call* expr,
InLoopFlag in_loop = (loop_depth() > 0) ? IN_LOOP : NOT_IN_LOOP;
Handle<Code> ic = isolate()->stub_cache()->ComputeCallInitialize(
arg_count, in_loop);
- EmitCallIC(ic, mode);
+ EmitCallIC(ic, mode, expr->id());
RecordJSReturnSite(expr);
// Restore context register.
__ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
@@ -2061,7 +2068,7 @@ void FullCodeGenerator::EmitKeyedCallWithIC(Call* expr,
Handle<Code> ic = isolate()->stub_cache()->ComputeKeyedCallInitialize(
arg_count, in_loop);
__ mov(ecx, Operand(esp, (arg_count + 1) * kPointerSize)); // Key.
- EmitCallIC(ic, mode);
+ EmitCallIC(ic, mode, expr->id());
RecordJSReturnSite(expr);
// Restore context register.
__ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
@@ -2252,7 +2259,7 @@ void FullCodeGenerator::VisitCall(Call* expr) {
SetSourcePosition(prop->position());
Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, GetPropertyId(prop));
// Push result (function).
__ push(eax);
// Push Global receiver.
@@ -3611,7 +3618,7 @@ void FullCodeGenerator::VisitCallRuntime(CallRuntime* expr) {
InLoopFlag in_loop = (loop_depth() > 0) ? IN_LOOP : NOT_IN_LOOP;
Handle<Code> ic = isolate()->stub_cache()->ComputeCallInitialize(
arg_count, in_loop);
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, expr->id());
// Restore context register.
__ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
} else {
@@ -3898,7 +3905,7 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
__ mov(edx, eax);
__ mov(eax, Immediate(Smi::FromInt(1)));
TypeRecordingBinaryOpStub stub(expr->binary_op(), NO_OVERWRITE);
- EmitCallIC(stub.GetCode(), &patch_site);
+ EmitCallIC(stub.GetCode(), &patch_site, expr->CountId());
__ bind(&done);
// Store the value returned in eax.
@@ -3931,7 +3938,7 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
Handle<Code> ic = is_strict_mode()
? isolate()->builtins()->StoreIC_Initialize_Strict()
: isolate()->builtins()->StoreIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, expr->id());
PrepareForBailoutForId(expr->AssignmentId(), TOS_REG);
if (expr->is_postfix()) {
if (!context()->IsEffect()) {
@@ -3948,7 +3955,7 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
Handle<Code> ic = is_strict_mode()
? isolate()->builtins()->KeyedStoreIC_Initialize_Strict()
: isolate()->builtins()->KeyedStoreIC_Initialize();
- EmitCallIC(ic, RelocInfo::CODE_TARGET);
+ EmitCallIC(ic, RelocInfo::CODE_TARGET, expr->id());
PrepareForBailoutForId(expr->AssignmentId(), TOS_REG);
if (expr->is_postfix()) {
// Result is on the stack
@@ -4175,7 +4182,7 @@ void FullCodeGenerator::VisitCompareOperation(CompareOperation* expr) {
// Record position and call the compare IC.
SetSourcePosition(expr->position());
Handle<Code> ic = CompareIC::GetUninitialized(op);
- EmitCallIC(ic, &patch_site);
+ EmitCallIC(ic, &patch_site, expr->id());
PrepareForBailoutBeforeSplit(TOS_REG, true, if_true, if_false);
__ test(eax, Operand(eax));
@@ -4235,7 +4242,9 @@ Register FullCodeGenerator::context_register() {
}
-void FullCodeGenerator::EmitCallIC(Handle<Code> ic, RelocInfo::Mode mode) {
+void FullCodeGenerator::EmitCallIC(Handle<Code> ic,
+ RelocInfo::Mode mode,
+ unsigned ast_id) {
ASSERT(mode == RelocInfo::CODE_TARGET ||
mode == RelocInfo::CODE_TARGET_CONTEXT);
switch (ic->kind()) {
@@ -4253,11 +4262,13 @@ void FullCodeGenerator::EmitCallIC(Handle<Code> ic, RelocInfo::Mode mode) {
default:
break;
}
- __ call(ic, mode);
+ __ call(ic, mode, ast_id);
}
-void FullCodeGenerator::EmitCallIC(Handle<Code> ic, JumpPatchSite* patch_site) {
+void FullCodeGenerator::EmitCallIC(Handle<Code> ic,
+ JumpPatchSite* patch_site,
+ unsigned ast_id) {
Counters* counters = isolate()->counters();
switch (ic->kind()) {
case Code::LOAD_IC:
@@ -4274,7 +4285,7 @@ void FullCodeGenerator::EmitCallIC(Handle<Code> ic, JumpPatchSite* patch_site) {
default:
break;
}
- __ call(ic, RelocInfo::CODE_TARGET);
+ __ call(ic, RelocInfo::CODE_TARGET, ast_id);
if (patch_site != NULL && patch_site->is_bound()) {
patch_site->EmitPatchInfo();
} else {
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