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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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/arm64/lithium-codegen-arm64.h" | 5 #include "src/crankshaft/arm64/lithium-codegen-arm64.h" |
6 | 6 |
7 #include "src/arm64/frames-arm64.h" | 7 #include "src/arm64/frames-arm64.h" |
8 #include "src/base/bits.h" | 8 #include "src/base/bits.h" |
9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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2256 Register scratch1 = ToRegister(instr->temp1()); | 2256 Register scratch1 = ToRegister(instr->temp1()); |
2257 Register scratch2 = ToRegister(instr->temp2()); | 2257 Register scratch2 = ToRegister(instr->temp2()); |
2258 | 2258 |
2259 __ JumpIfSmi(input, false_label); | 2259 __ JumpIfSmi(input, false_label); |
2260 | 2260 |
2261 Register map = scratch2; | 2261 Register map = scratch2; |
2262 if (String::Equals(isolate()->factory()->Function_string(), class_name)) { | 2262 if (String::Equals(isolate()->factory()->Function_string(), class_name)) { |
2263 // Assuming the following assertions, we can use the same compares to test | 2263 // Assuming the following assertions, we can use the same compares to test |
2264 // for both being a function type and being in the object type range. | 2264 // for both being a function type and being in the object type range. |
2265 STATIC_ASSERT(NUM_OF_CALLABLE_SPEC_OBJECT_TYPES == 2); | 2265 STATIC_ASSERT(NUM_OF_CALLABLE_SPEC_OBJECT_TYPES == 2); |
2266 STATIC_ASSERT(FIRST_NONCALLABLE_SPEC_OBJECT_TYPE == | |
2267 FIRST_JS_RECEIVER_TYPE + 1); | |
2268 STATIC_ASSERT(LAST_NONCALLABLE_SPEC_OBJECT_TYPE == | 2266 STATIC_ASSERT(LAST_NONCALLABLE_SPEC_OBJECT_TYPE == |
2269 LAST_JS_RECEIVER_TYPE - 1); | 2267 LAST_JS_RECEIVER_TYPE - 1); |
2270 STATIC_ASSERT(LAST_JS_RECEIVER_TYPE == LAST_TYPE); | 2268 STATIC_ASSERT(LAST_JS_RECEIVER_TYPE == LAST_TYPE); |
2271 | 2269 |
2272 // We expect CompareObjectType to load the object instance type in scratch1. | 2270 // We expect CompareObjectType to load the object instance type in scratch1. |
2273 __ CompareObjectType(input, map, scratch1, FIRST_JS_RECEIVER_TYPE); | 2271 __ CompareObjectType(input, map, scratch1, FIRST_JS_RECEIVER_TYPE); |
2274 __ B(lt, false_label); | 2272 __ B(lt, false_label); |
2275 __ B(eq, true_label); | |
2276 __ Cmp(scratch1, LAST_JS_RECEIVER_TYPE); | 2273 __ Cmp(scratch1, LAST_JS_RECEIVER_TYPE); |
2277 __ B(eq, true_label); | 2274 __ B(eq, true_label); |
2278 } else { | 2275 } else { |
2279 __ IsObjectJSObjectType(input, map, scratch1, false_label); | 2276 __ IsObjectJSObjectType(input, map, scratch1, false_label); |
2280 } | 2277 } |
2281 | 2278 |
2282 // Now we are in the FIRST-LAST_NONCALLABLE_SPEC_OBJECT_TYPE range. | 2279 // Now we are in the FIRST-LAST_NONCALLABLE_SPEC_OBJECT_TYPE range. |
2283 // Check if the constructor in the map is a function. | 2280 // Check if the constructor in the map is a function. |
2284 { | 2281 { |
2285 UseScratchRegisterScope temps(masm()); | 2282 UseScratchRegisterScope temps(masm()); |
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5819 Handle<ScopeInfo> scope_info = instr->scope_info(); | 5816 Handle<ScopeInfo> scope_info = instr->scope_info(); |
5820 __ Push(scope_info); | 5817 __ Push(scope_info); |
5821 __ Push(ToRegister(instr->function())); | 5818 __ Push(ToRegister(instr->function())); |
5822 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 5819 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
5823 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5820 RecordSafepoint(Safepoint::kNoLazyDeopt); |
5824 } | 5821 } |
5825 | 5822 |
5826 | 5823 |
5827 } // namespace internal | 5824 } // namespace internal |
5828 } // namespace v8 | 5825 } // namespace v8 |
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