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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 2357 __ mov(a0, result_register()); | 2357 __ mov(a0, result_register()); |
| 2358 | 2358 |
| 2359 // Perform combined smi check on both operands. | 2359 // Perform combined smi check on both operands. |
| 2360 __ Or(scratch1, left, Operand(right)); | 2360 __ Or(scratch1, left, Operand(right)); |
| 2361 STATIC_ASSERT(kSmiTag == 0); | 2361 STATIC_ASSERT(kSmiTag == 0); |
| 2362 JumpPatchSite patch_site(masm_); | 2362 JumpPatchSite patch_site(masm_); |
| 2363 patch_site.EmitJumpIfSmi(scratch1, &smi_case); | 2363 patch_site.EmitJumpIfSmi(scratch1, &smi_case); |
| 2364 | 2364 |
| 2365 __ bind(&stub_call); | 2365 __ bind(&stub_call); |
| 2366 BinaryOpICStub stub(isolate(), op, mode); | 2366 BinaryOpICStub stub(isolate(), op, mode); |
| 2367 CallIC(stub.GetCode(isolate()), expr->BinaryOperationFeedbackId()); | 2367 CallIC(stub.GetCode(), expr->BinaryOperationFeedbackId()); |
| 2368 patch_site.EmitPatchInfo(); | 2368 patch_site.EmitPatchInfo(); |
| 2369 __ jmp(&done); | 2369 __ jmp(&done); |
| 2370 | 2370 |
| 2371 __ bind(&smi_case); | 2371 __ bind(&smi_case); |
| 2372 // Smi case. This code works the same way as the smi-smi case in the type | 2372 // Smi case. This code works the same way as the smi-smi case in the type |
| 2373 // recording binary operation stub, see | 2373 // recording binary operation stub, see |
| 2374 switch (op) { | 2374 switch (op) { |
| 2375 case Token::SAR: | 2375 case Token::SAR: |
| 2376 __ GetLeastBitsFromSmi(scratch1, right, 5); | 2376 __ GetLeastBitsFromSmi(scratch1, right, 5); |
| 2377 __ srav(right, left, scratch1); | 2377 __ srav(right, left, scratch1); |
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| 2436 } | 2436 } |
| 2437 | 2437 |
| 2438 | 2438 |
| 2439 void FullCodeGenerator::EmitBinaryOp(BinaryOperation* expr, | 2439 void FullCodeGenerator::EmitBinaryOp(BinaryOperation* expr, |
| 2440 Token::Value op, | 2440 Token::Value op, |
| 2441 OverwriteMode mode) { | 2441 OverwriteMode mode) { |
| 2442 __ mov(a0, result_register()); | 2442 __ mov(a0, result_register()); |
| 2443 __ pop(a1); | 2443 __ pop(a1); |
| 2444 BinaryOpICStub stub(isolate(), op, mode); | 2444 BinaryOpICStub stub(isolate(), op, mode); |
| 2445 JumpPatchSite patch_site(masm_); // unbound, signals no inlined smi code. | 2445 JumpPatchSite patch_site(masm_); // unbound, signals no inlined smi code. |
| 2446 CallIC(stub.GetCode(isolate()), expr->BinaryOperationFeedbackId()); | 2446 CallIC(stub.GetCode(), expr->BinaryOperationFeedbackId()); |
| 2447 patch_site.EmitPatchInfo(); | 2447 patch_site.EmitPatchInfo(); |
| 2448 context()->Plug(v0); | 2448 context()->Plug(v0); |
| 2449 } | 2449 } |
| 2450 | 2450 |
| 2451 | 2451 |
| 2452 void FullCodeGenerator::EmitAssignment(Expression* expr) { | 2452 void FullCodeGenerator::EmitAssignment(Expression* expr) { |
| 2453 ASSERT(expr->IsValidReferenceExpression()); | 2453 ASSERT(expr->IsValidReferenceExpression()); |
| 2454 | 2454 |
| 2455 // Left-hand side can only be a property, a global or a (parameter or local) | 2455 // Left-hand side can only be a property, a global or a (parameter or local) |
| 2456 // slot. | 2456 // slot. |
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| 2950 StoreFeedbackVectorSlot(expr->AllocationSiteFeedbackSlot(), | 2950 StoreFeedbackVectorSlot(expr->AllocationSiteFeedbackSlot(), |
| 2951 isolate()->factory()->NewAllocationSite()); | 2951 isolate()->factory()->NewAllocationSite()); |
| 2952 ASSERT(expr->AllocationSiteFeedbackSlot() == | 2952 ASSERT(expr->AllocationSiteFeedbackSlot() == |
| 2953 expr->CallNewFeedbackSlot() + 1); | 2953 expr->CallNewFeedbackSlot() + 1); |
| 2954 } | 2954 } |
| 2955 | 2955 |
| 2956 __ li(a2, FeedbackVector()); | 2956 __ li(a2, FeedbackVector()); |
| 2957 __ li(a3, Operand(Smi::FromInt(expr->CallNewFeedbackSlot()))); | 2957 __ li(a3, Operand(Smi::FromInt(expr->CallNewFeedbackSlot()))); |
| 2958 | 2958 |
| 2959 CallConstructStub stub(isolate(), RECORD_CALL_TARGET); | 2959 CallConstructStub stub(isolate(), RECORD_CALL_TARGET); |
| 2960 __ Call(stub.GetCode(isolate()), RelocInfo::CONSTRUCT_CALL); | 2960 __ Call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL); |
| 2961 PrepareForBailoutForId(expr->ReturnId(), TOS_REG); | 2961 PrepareForBailoutForId(expr->ReturnId(), TOS_REG); |
| 2962 context()->Plug(v0); | 2962 context()->Plug(v0); |
| 2963 } | 2963 } |
| 2964 | 2964 |
| 2965 | 2965 |
| 2966 void FullCodeGenerator::EmitIsSmi(CallRuntime* expr) { | 2966 void FullCodeGenerator::EmitIsSmi(CallRuntime* expr) { |
| 2967 ZoneList<Expression*>* args = expr->arguments(); | 2967 ZoneList<Expression*>* args = expr->arguments(); |
| 2968 ASSERT(args->length() == 1); | 2968 ASSERT(args->length() == 1); |
| 2969 | 2969 |
| 2970 VisitForAccumulatorValue(args->at(0)); | 2970 VisitForAccumulatorValue(args->at(0)); |
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| 4460 } | 4460 } |
| 4461 | 4461 |
| 4462 __ bind(&stub_call); | 4462 __ bind(&stub_call); |
| 4463 __ mov(a1, v0); | 4463 __ mov(a1, v0); |
| 4464 __ li(a0, Operand(Smi::FromInt(count_value))); | 4464 __ li(a0, Operand(Smi::FromInt(count_value))); |
| 4465 | 4465 |
| 4466 // Record position before stub call. | 4466 // Record position before stub call. |
| 4467 SetSourcePosition(expr->position()); | 4467 SetSourcePosition(expr->position()); |
| 4468 | 4468 |
| 4469 BinaryOpICStub stub(isolate(), Token::ADD, NO_OVERWRITE); | 4469 BinaryOpICStub stub(isolate(), Token::ADD, NO_OVERWRITE); |
| 4470 CallIC(stub.GetCode(isolate()), expr->CountBinOpFeedbackId()); | 4470 CallIC(stub.GetCode(), expr->CountBinOpFeedbackId()); |
| 4471 patch_site.EmitPatchInfo(); | 4471 patch_site.EmitPatchInfo(); |
| 4472 __ bind(&done); | 4472 __ bind(&done); |
| 4473 | 4473 |
| 4474 // Store the value returned in v0. | 4474 // Store the value returned in v0. |
| 4475 switch (assign_type) { | 4475 switch (assign_type) { |
| 4476 case VARIABLE: | 4476 case VARIABLE: |
| 4477 if (expr->is_postfix()) { | 4477 if (expr->is_postfix()) { |
| 4478 { EffectContext context(this); | 4478 { EffectContext context(this); |
| 4479 EmitVariableAssignment(expr->expression()->AsVariableProxy()->var(), | 4479 EmitVariableAssignment(expr->expression()->AsVariableProxy()->var(), |
| 4480 Token::ASSIGN); | 4480 Token::ASSIGN); |
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| 4966 Assembler::target_address_at(pc_immediate_load_address)) == | 4966 Assembler::target_address_at(pc_immediate_load_address)) == |
| 4967 reinterpret_cast<uint32_t>( | 4967 reinterpret_cast<uint32_t>( |
| 4968 isolate->builtins()->OsrAfterStackCheck()->entry())); | 4968 isolate->builtins()->OsrAfterStackCheck()->entry())); |
| 4969 return OSR_AFTER_STACK_CHECK; | 4969 return OSR_AFTER_STACK_CHECK; |
| 4970 } | 4970 } |
| 4971 | 4971 |
| 4972 | 4972 |
| 4973 } } // namespace v8::internal | 4973 } } // namespace v8::internal |
| 4974 | 4974 |
| 4975 #endif // V8_TARGET_ARCH_MIPS | 4975 #endif // V8_TARGET_ARCH_MIPS |
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