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Side by Side Diff: src/crankshaft/mips64/lithium-codegen-mips64.cc

Issue 1486563002: Remove {FIRST,LAST}_SPEC_OBJECT_TYPE. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years ago
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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 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/crankshaft/mips64/lithium-codegen-mips64.h" 5 #include "src/crankshaft/mips64/lithium-codegen-mips64.h"
6 6
7 #include "src/code-factory.h" 7 #include "src/code-factory.h"
8 #include "src/code-stubs.h" 8 #include "src/code-stubs.h"
9 #include "src/crankshaft/hydrogen-osr.h" 9 #include "src/crankshaft/hydrogen-osr.h"
10 #include "src/crankshaft/mips64/lithium-gap-resolver-mips64.h" 10 #include "src/crankshaft/mips64/lithium-gap-resolver-mips64.h"
(...skipping 2236 matching lines...) Expand 10 before | Expand all | Expand 10 after
2247 __ lbu(at, FieldMemOperand(map, Map::kBitFieldOffset)); 2247 __ lbu(at, FieldMemOperand(map, Map::kBitFieldOffset));
2248 __ And(at, at, Operand(1 << Map::kIsUndetectable)); 2248 __ And(at, at, Operand(1 << Map::kIsUndetectable));
2249 __ Branch(instr->FalseLabel(chunk_), ne, at, Operand(zero_reg)); 2249 __ Branch(instr->FalseLabel(chunk_), ne, at, Operand(zero_reg));
2250 } 2250 }
2251 } 2251 }
2252 2252
2253 if (expected.Contains(ToBooleanStub::SPEC_OBJECT)) { 2253 if (expected.Contains(ToBooleanStub::SPEC_OBJECT)) {
2254 // spec object -> true. 2254 // spec object -> true.
2255 __ lbu(at, FieldMemOperand(map, Map::kInstanceTypeOffset)); 2255 __ lbu(at, FieldMemOperand(map, Map::kInstanceTypeOffset));
2256 __ Branch(instr->TrueLabel(chunk_), 2256 __ Branch(instr->TrueLabel(chunk_),
2257 ge, at, Operand(FIRST_SPEC_OBJECT_TYPE)); 2257 ge, at, Operand(FIRST_JS_RECEIVER_TYPE));
2258 } 2258 }
2259 2259
2260 if (expected.Contains(ToBooleanStub::STRING)) { 2260 if (expected.Contains(ToBooleanStub::STRING)) {
2261 // String value -> false iff empty. 2261 // String value -> false iff empty.
2262 Label not_string; 2262 Label not_string;
2263 __ lbu(at, FieldMemOperand(map, Map::kInstanceTypeOffset)); 2263 __ lbu(at, FieldMemOperand(map, Map::kInstanceTypeOffset));
2264 __ Branch(&not_string, ge , at, Operand(FIRST_NONSTRING_TYPE)); 2264 __ Branch(&not_string, ge , at, Operand(FIRST_NONSTRING_TYPE));
2265 __ ld(at, FieldMemOperand(reg, String::kLengthOffset)); 2265 __ ld(at, FieldMemOperand(reg, String::kLengthOffset));
2266 __ Branch(instr->TrueLabel(chunk_), ne, at, Operand(zero_reg)); 2266 __ Branch(instr->TrueLabel(chunk_), ne, at, Operand(zero_reg));
2267 __ Branch(instr->FalseLabel(chunk_)); 2267 __ Branch(instr->FalseLabel(chunk_));
(...skipping 354 matching lines...) Expand 10 before | Expand all | Expand 10 after
2622 DCHECK(!input.is(temp2)); 2622 DCHECK(!input.is(temp2));
2623 DCHECK(!temp.is(temp2)); 2623 DCHECK(!temp.is(temp2));
2624 2624
2625 __ JumpIfSmi(input, is_false); 2625 __ JumpIfSmi(input, is_false);
2626 2626
2627 if (String::Equals(isolate()->factory()->Function_string(), class_name)) { 2627 if (String::Equals(isolate()->factory()->Function_string(), class_name)) {
2628 // Assuming the following assertions, we can use the same compares to test 2628 // Assuming the following assertions, we can use the same compares to test
2629 // for both being a function type and being in the object type range. 2629 // for both being a function type and being in the object type range.
2630 STATIC_ASSERT(NUM_OF_CALLABLE_SPEC_OBJECT_TYPES == 2); 2630 STATIC_ASSERT(NUM_OF_CALLABLE_SPEC_OBJECT_TYPES == 2);
2631 STATIC_ASSERT(FIRST_NONCALLABLE_SPEC_OBJECT_TYPE == 2631 STATIC_ASSERT(FIRST_NONCALLABLE_SPEC_OBJECT_TYPE ==
2632 FIRST_SPEC_OBJECT_TYPE + 1); 2632 FIRST_JS_RECEIVER_TYPE + 1);
2633 STATIC_ASSERT(LAST_NONCALLABLE_SPEC_OBJECT_TYPE == 2633 STATIC_ASSERT(LAST_NONCALLABLE_SPEC_OBJECT_TYPE ==
2634 LAST_SPEC_OBJECT_TYPE - 1); 2634 LAST_JS_RECEIVER_TYPE - 1);
2635 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); 2635 STATIC_ASSERT(LAST_JS_RECEIVER_TYPE == LAST_TYPE);
2636 2636
2637 __ GetObjectType(input, temp, temp2); 2637 __ GetObjectType(input, temp, temp2);
2638 __ Branch(is_false, lt, temp2, Operand(FIRST_SPEC_OBJECT_TYPE)); 2638 __ Branch(is_false, lt, temp2, Operand(FIRST_JS_RECEIVER_TYPE));
2639 __ Branch(is_true, eq, temp2, Operand(FIRST_SPEC_OBJECT_TYPE)); 2639 __ Branch(is_true, eq, temp2, Operand(FIRST_JS_RECEIVER_TYPE));
2640 __ Branch(is_true, eq, temp2, Operand(LAST_SPEC_OBJECT_TYPE)); 2640 __ Branch(is_true, eq, temp2, Operand(LAST_JS_RECEIVER_TYPE));
2641 } else { 2641 } else {
2642 // Faster code path to avoid two compares: subtract lower bound from the 2642 // Faster code path to avoid two compares: subtract lower bound from the
2643 // actual type and do a signed compare with the width of the type range. 2643 // actual type and do a signed compare with the width of the type range.
2644 __ GetObjectType(input, temp, temp2); 2644 __ GetObjectType(input, temp, temp2);
2645 __ Dsubu(temp2, temp2, Operand(FIRST_NONCALLABLE_SPEC_OBJECT_TYPE)); 2645 __ Dsubu(temp2, temp2, Operand(FIRST_NONCALLABLE_SPEC_OBJECT_TYPE));
2646 __ Branch(is_false, gt, temp2, Operand(LAST_NONCALLABLE_SPEC_OBJECT_TYPE - 2646 __ Branch(is_false, gt, temp2, Operand(LAST_NONCALLABLE_SPEC_OBJECT_TYPE -
2647 FIRST_NONCALLABLE_SPEC_OBJECT_TYPE)); 2647 FIRST_NONCALLABLE_SPEC_OBJECT_TYPE));
2648 } 2648 }
2649 2649
2650 // Now we are in the FIRST-LAST_NONCALLABLE_SPEC_OBJECT_TYPE range. 2650 // Now we are in the FIRST-LAST_NONCALLABLE_SPEC_OBJECT_TYPE range.
(...skipping 747 matching lines...) Expand 10 before | Expand all | Expand 10 after
3398 __ Branch(&global_object, eq, receiver, Operand(scratch)); 3398 __ Branch(&global_object, eq, receiver, Operand(scratch));
3399 __ LoadRoot(scratch, Heap::kUndefinedValueRootIndex); 3399 __ LoadRoot(scratch, Heap::kUndefinedValueRootIndex);
3400 __ Branch(&global_object, eq, receiver, Operand(scratch)); 3400 __ Branch(&global_object, eq, receiver, Operand(scratch));
3401 3401
3402 // Deoptimize if the receiver is not a JS object. 3402 // Deoptimize if the receiver is not a JS object.
3403 __ SmiTst(receiver, scratch); 3403 __ SmiTst(receiver, scratch);
3404 DeoptimizeIf(eq, instr, Deoptimizer::kSmi, scratch, Operand(zero_reg)); 3404 DeoptimizeIf(eq, instr, Deoptimizer::kSmi, scratch, Operand(zero_reg));
3405 3405
3406 __ GetObjectType(receiver, scratch, scratch); 3406 __ GetObjectType(receiver, scratch, scratch);
3407 DeoptimizeIf(lt, instr, Deoptimizer::kNotAJavaScriptObject, scratch, 3407 DeoptimizeIf(lt, instr, Deoptimizer::kNotAJavaScriptObject, scratch,
3408 Operand(FIRST_SPEC_OBJECT_TYPE)); 3408 Operand(FIRST_JS_RECEIVER_TYPE));
3409 __ Branch(&result_in_receiver); 3409 __ Branch(&result_in_receiver);
3410 3410
3411 __ bind(&global_object); 3411 __ bind(&global_object);
3412 __ ld(result, FieldMemOperand(function, JSFunction::kContextOffset)); 3412 __ ld(result, FieldMemOperand(function, JSFunction::kContextOffset));
3413 __ ld(result, ContextMemOperand(result, Context::NATIVE_CONTEXT_INDEX)); 3413 __ ld(result, ContextMemOperand(result, Context::NATIVE_CONTEXT_INDEX));
3414 __ ld(result, ContextMemOperand(result, Context::GLOBAL_PROXY_INDEX)); 3414 __ ld(result, ContextMemOperand(result, Context::GLOBAL_PROXY_INDEX));
3415 3415
3416 if (result.is(receiver)) { 3416 if (result.is(receiver)) {
3417 __ bind(&result_in_receiver); 3417 __ bind(&result_in_receiver);
3418 } else { 3418 } else {
(...skipping 2189 matching lines...) Expand 10 before | Expand all | Expand 10 after
5608 __ And(scratch, scratch, 5608 __ And(scratch, scratch,
5609 Operand((1 << Map::kIsCallable) | (1 << Map::kIsUndetectable))); 5609 Operand((1 << Map::kIsCallable) | (1 << Map::kIsUndetectable)));
5610 *cmp1 = scratch; 5610 *cmp1 = scratch;
5611 *cmp2 = Operand(1 << Map::kIsCallable); 5611 *cmp2 = Operand(1 << Map::kIsCallable);
5612 final_branch_condition = eq; 5612 final_branch_condition = eq;
5613 5613
5614 } else if (String::Equals(type_name, factory->object_string())) { 5614 } else if (String::Equals(type_name, factory->object_string())) {
5615 __ JumpIfSmi(input, false_label); 5615 __ JumpIfSmi(input, false_label);
5616 __ LoadRoot(at, Heap::kNullValueRootIndex); 5616 __ LoadRoot(at, Heap::kNullValueRootIndex);
5617 __ Branch(USE_DELAY_SLOT, true_label, eq, at, Operand(input)); 5617 __ Branch(USE_DELAY_SLOT, true_label, eq, at, Operand(input));
5618 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); 5618 STATIC_ASSERT(LAST_JS_RECEIVER_TYPE == LAST_TYPE);
5619 __ GetObjectType(input, scratch, scratch1()); 5619 __ GetObjectType(input, scratch, scratch1());
5620 __ Branch(false_label, lt, scratch1(), Operand(FIRST_SPEC_OBJECT_TYPE)); 5620 __ Branch(false_label, lt, scratch1(), Operand(FIRST_JS_RECEIVER_TYPE));
5621 // Check for callable or undetectable objects => false. 5621 // Check for callable or undetectable objects => false.
5622 __ lbu(scratch, FieldMemOperand(scratch, Map::kBitFieldOffset)); 5622 __ lbu(scratch, FieldMemOperand(scratch, Map::kBitFieldOffset));
5623 __ And(at, scratch, 5623 __ And(at, scratch,
5624 Operand((1 << Map::kIsCallable) | (1 << Map::kIsUndetectable))); 5624 Operand((1 << Map::kIsCallable) | (1 << Map::kIsUndetectable)));
5625 *cmp1 = at; 5625 *cmp1 = at;
5626 *cmp2 = Operand(zero_reg); 5626 *cmp2 = Operand(zero_reg);
5627 final_branch_condition = eq; 5627 final_branch_condition = eq;
5628 5628
5629 // clang-format off 5629 // clang-format off
5630 #define SIMD128_TYPE(TYPE, Type, type, lane_count, lane_type) \ 5630 #define SIMD128_TYPE(TYPE, Type, type, lane_count, lane_type) \
(...skipping 171 matching lines...) Expand 10 before | Expand all | Expand 10 after
5802 } 5802 }
5803 5803
5804 5804
5805 void LCodeGen::DoForInPrepareMap(LForInPrepareMap* instr) { 5805 void LCodeGen::DoForInPrepareMap(LForInPrepareMap* instr) {
5806 Register result = ToRegister(instr->result()); 5806 Register result = ToRegister(instr->result());
5807 Register object = ToRegister(instr->object()); 5807 Register object = ToRegister(instr->object());
5808 5808
5809 __ And(at, object, kSmiTagMask); 5809 __ And(at, object, kSmiTagMask);
5810 DeoptimizeIf(eq, instr, Deoptimizer::kSmi, at, Operand(zero_reg)); 5810 DeoptimizeIf(eq, instr, Deoptimizer::kSmi, at, Operand(zero_reg));
5811 5811
5812 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_SPEC_OBJECT_TYPE); 5812 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_JS_RECEIVER_TYPE);
5813 __ GetObjectType(object, a1, a1); 5813 __ GetObjectType(object, a1, a1);
5814 DeoptimizeIf(le, instr, Deoptimizer::kNotAJavaScriptObject, a1, 5814 DeoptimizeIf(le, instr, Deoptimizer::kNotAJavaScriptObject, a1,
5815 Operand(LAST_JS_PROXY_TYPE)); 5815 Operand(LAST_JS_PROXY_TYPE));
5816 5816
5817 Label use_cache, call_runtime; 5817 Label use_cache, call_runtime;
5818 DCHECK(object.is(a0)); 5818 DCHECK(object.is(a0));
5819 Register null_value = a5; 5819 Register null_value = a5;
5820 __ LoadRoot(null_value, Heap::kNullValueRootIndex); 5820 __ LoadRoot(null_value, Heap::kNullValueRootIndex);
5821 __ CheckEnumCache(null_value, &call_runtime); 5821 __ CheckEnumCache(null_value, &call_runtime);
5822 5822
(...skipping 127 matching lines...) Expand 10 before | Expand all | Expand 10 after
5950 __ Push(at, ToRegister(instr->function())); 5950 __ Push(at, ToRegister(instr->function()));
5951 CallRuntime(Runtime::kPushBlockContext, 2, instr); 5951 CallRuntime(Runtime::kPushBlockContext, 2, instr);
5952 RecordSafepoint(Safepoint::kNoLazyDeopt); 5952 RecordSafepoint(Safepoint::kNoLazyDeopt);
5953 } 5953 }
5954 5954
5955 5955
5956 #undef __ 5956 #undef __
5957 5957
5958 } // namespace internal 5958 } // namespace internal
5959 } // namespace v8 5959 } // namespace v8
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