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

Issue 8417035: Introduce extended mode. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Addressed more comments. Created 9 years, 1 month ago
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Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index fcc0bd581363acc1be90a746c0af3492b7114f13..e484fc57c9ef0ee549502dd990cda4f1b95347ca 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -143,7 +143,7 @@ void FullCodeGenerator::Generate(CompilationInfo* info) {
// with undefined when called as functions (without an explicit
// receiver object). r5 is zero for method calls and non-zero for
// function calls.
- if (info->is_strict_mode() || info->is_native()) {
+ if (!info->is_classic_mode() || info->is_native()) {
Label ok;
__ cmp(r5, Operand(0));
__ b(eq, &ok);
@@ -236,7 +236,7 @@ void FullCodeGenerator::Generate(CompilationInfo* info) {
// The stub will rewrite receiever and parameter count if the previous
// stack frame was an arguments adapter frame.
ArgumentsAccessStub::Type type;
- if (is_strict_mode()) {
+ if (!is_classic_mode()) {
type = ArgumentsAccessStub::NEW_STRICT;
} else if (function()->has_duplicate_parameters()) {
type = ArgumentsAccessStub::NEW_NON_STRICT_SLOW;
@@ -1115,7 +1115,7 @@ void FullCodeGenerator::EmitNewClosure(Handle<SharedFunctionInfo> info,
!pretenure &&
scope()->is_function_scope() &&
info->num_literals() == 0) {
- FastNewClosureStub stub(info->strict_mode_flag());
+ FastNewClosureStub stub(info->language_mode());
__ mov(r0, Operand(info));
__ push(r0);
__ CallStub(&stub);
@@ -1465,9 +1465,9 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
VisitForAccumulatorValue(value);
__ mov(r2, Operand(key->handle()));
__ ldr(r1, MemOperand(sp));
- Handle<Code> ic = is_strict_mode()
- ? isolate()->builtins()->StoreIC_Initialize_Strict()
- : isolate()->builtins()->StoreIC_Initialize();
+ Handle<Code> ic = is_classic_mode()
+ ? isolate()->builtins()->StoreIC_Initialize()
+ : isolate()->builtins()->StoreIC_Initialize_Strict();
__ Call(ic, RelocInfo::CODE_TARGET, key->id());
PrepareForBailoutForId(key->id(), NO_REGISTERS);
} else {
@@ -1873,9 +1873,9 @@ void FullCodeGenerator::EmitAssignment(Expression* expr, int bailout_ast_id) {
__ mov(r1, r0);
__ pop(r0); // Restore value.
__ mov(r2, Operand(prop->key()->AsLiteral()->handle()));
- Handle<Code> ic = is_strict_mode()
- ? isolate()->builtins()->StoreIC_Initialize_Strict()
- : isolate()->builtins()->StoreIC_Initialize();
+ Handle<Code> ic = is_classic_mode()
+ ? isolate()->builtins()->StoreIC_Initialize()
+ : isolate()->builtins()->StoreIC_Initialize_Strict();
__ Call(ic);
break;
}
@@ -1886,9 +1886,9 @@ void FullCodeGenerator::EmitAssignment(Expression* expr, int bailout_ast_id) {
__ mov(r1, r0);
__ pop(r2);
__ pop(r0); // Restore value.
- Handle<Code> ic = is_strict_mode()
- ? isolate()->builtins()->KeyedStoreIC_Initialize_Strict()
- : isolate()->builtins()->KeyedStoreIC_Initialize();
+ Handle<Code> ic = is_classic_mode()
+ ? isolate()->builtins()->KeyedStoreIC_Initialize()
+ : isolate()->builtins()->KeyedStoreIC_Initialize_Strict();
__ Call(ic);
break;
}
@@ -1904,9 +1904,9 @@ void FullCodeGenerator::EmitVariableAssignment(Variable* var,
// Global var, const, or let.
__ mov(r2, Operand(var->name()));
__ ldr(r1, GlobalObjectOperand());
- Handle<Code> ic = is_strict_mode()
- ? isolate()->builtins()->StoreIC_Initialize_Strict()
- : isolate()->builtins()->StoreIC_Initialize();
+ Handle<Code> ic = is_classic_mode()
+ ? isolate()->builtins()->StoreIC_Initialize()
+ : isolate()->builtins()->StoreIC_Initialize_Strict();
__ Call(ic, RelocInfo::CODE_TARGET_CONTEXT);
} else if (op == Token::INIT_CONST) {
@@ -1937,7 +1937,7 @@ void FullCodeGenerator::EmitVariableAssignment(Variable* var,
if (var->IsLookupSlot()) {
__ push(r0); // Value.
__ mov(r1, Operand(var->name()));
- __ mov(r0, Operand(Smi::FromInt(strict_mode_flag())));
+ __ mov(r0, Operand(Smi::FromInt(language_mode())));
__ Push(cp, r1, r0); // Context, name, strict mode.
__ CallRuntime(Runtime::kStoreContextSlot, 4);
} else {
@@ -1985,7 +1985,7 @@ void FullCodeGenerator::EmitVariableAssignment(Variable* var,
ASSERT(var->IsLookupSlot());
__ push(r0); // Value.
__ mov(r1, Operand(var->name()));
- __ mov(r0, Operand(Smi::FromInt(strict_mode_flag())));
+ __ mov(r0, Operand(Smi::FromInt(language_mode())));
__ Push(cp, r1, r0); // Context, name, strict mode.
__ CallRuntime(Runtime::kStoreContextSlot, 4);
}
@@ -2022,9 +2022,9 @@ void FullCodeGenerator::EmitNamedPropertyAssignment(Assignment* expr) {
__ pop(r1);
}
- Handle<Code> ic = is_strict_mode()
- ? isolate()->builtins()->StoreIC_Initialize_Strict()
- : isolate()->builtins()->StoreIC_Initialize();
+ Handle<Code> ic = is_classic_mode()
+ ? isolate()->builtins()->StoreIC_Initialize()
+ : isolate()->builtins()->StoreIC_Initialize_Strict();
__ Call(ic, RelocInfo::CODE_TARGET, expr->id());
// If the assignment ends an initialization block, revert to fast case.
@@ -2068,9 +2068,9 @@ void FullCodeGenerator::EmitKeyedPropertyAssignment(Assignment* expr) {
__ pop(r2);
}
- Handle<Code> ic = is_strict_mode()
- ? isolate()->builtins()->KeyedStoreIC_Initialize_Strict()
- : isolate()->builtins()->KeyedStoreIC_Initialize();
+ Handle<Code> ic = is_classic_mode()
+ ? isolate()->builtins()->KeyedStoreIC_Initialize()
+ : isolate()->builtins()->KeyedStoreIC_Initialize_Strict();
__ Call(ic, RelocInfo::CODE_TARGET, expr->id());
// If the assignment ends an initialization block, revert to fast case.
@@ -2193,21 +2193,19 @@ void FullCodeGenerator::EmitResolvePossiblyDirectEval(int arg_count) {
}
__ push(r1);
- // Push the receiver of the enclosing function and do runtime call.
+ // Push the receiver of the enclosing function.
int receiver_offset = 2 + info_->scope()->num_parameters();
__ ldr(r1, MemOperand(fp, receiver_offset * kPointerSize));
__ push(r1);
- // Push the strict mode flag. In harmony mode every eval call
- // is a strict mode eval call.
- StrictModeFlag strict_mode =
- FLAG_harmony_scoping ? kStrictMode : strict_mode_flag();
- __ mov(r1, Operand(Smi::FromInt(strict_mode)));
+ // Push the language mode.
+ __ mov(r1, Operand(Smi::FromInt(language_mode())));
__ push(r1);
// Push the start position of the scope the calls resides in.
__ mov(r1, Operand(Smi::FromInt(scope()->start_position())));
__ push(r1);
+ // Do the runtime call.
__ CallRuntime(Runtime::kResolvePossiblyDirectEval, 5);
}
@@ -3701,7 +3699,9 @@ void FullCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) {
if (property != NULL) {
VisitForStackValue(property->obj());
VisitForStackValue(property->key());
- __ mov(r1, Operand(Smi::FromInt(strict_mode_flag())));
+ StrictModeFlag strict_mode_flag = (language_mode() == CLASSIC_MODE)
+ ? kNonStrictMode : kStrictMode;
+ __ mov(r1, Operand(Smi::FromInt(strict_mode_flag)));
__ push(r1);
__ InvokeBuiltin(Builtins::DELETE, CALL_FUNCTION);
context()->Plug(r0);
@@ -3709,7 +3709,7 @@ void FullCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) {
Variable* var = proxy->var();
// Delete of an unqualified identifier is disallowed in strict mode
// but "delete this" is allowed.
- ASSERT(strict_mode_flag() == kNonStrictMode || var->is_this());
+ ASSERT(language_mode() == CLASSIC_MODE || var->is_this());
if (var->IsUnallocated()) {
__ ldr(r2, GlobalObjectOperand());
__ mov(r1, Operand(var->name()));
@@ -3973,9 +3973,9 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
case NAMED_PROPERTY: {
__ mov(r2, Operand(prop->key()->AsLiteral()->handle()));
__ pop(r1);
- Handle<Code> ic = is_strict_mode()
- ? isolate()->builtins()->StoreIC_Initialize_Strict()
- : isolate()->builtins()->StoreIC_Initialize();
+ Handle<Code> ic = is_classic_mode()
+ ? isolate()->builtins()->StoreIC_Initialize()
+ : isolate()->builtins()->StoreIC_Initialize_Strict();
__ Call(ic, RelocInfo::CODE_TARGET, expr->id());
PrepareForBailoutForId(expr->AssignmentId(), TOS_REG);
if (expr->is_postfix()) {
@@ -3990,9 +3990,9 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
case KEYED_PROPERTY: {
__ pop(r1); // Key.
__ pop(r2); // Receiver.
- Handle<Code> ic = is_strict_mode()
- ? isolate()->builtins()->KeyedStoreIC_Initialize_Strict()
- : isolate()->builtins()->KeyedStoreIC_Initialize();
+ Handle<Code> ic = is_classic_mode()
+ ? isolate()->builtins()->KeyedStoreIC_Initialize()
+ : isolate()->builtins()->KeyedStoreIC_Initialize_Strict();
__ Call(ic, RelocInfo::CODE_TARGET, expr->id());
PrepareForBailoutForId(expr->AssignmentId(), TOS_REG);
if (expr->is_postfix()) {
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