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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
8 #include "src/code-factory.h" | 8 #include "src/code-factory.h" |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/cpu-profiler.h" | 10 #include "src/cpu-profiler.h" |
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2297 __ b(instr->FalseLabel(chunk_)); | 2297 __ b(instr->FalseLabel(chunk_)); |
2298 __ bind(¬_string); | 2298 __ bind(¬_string); |
2299 } | 2299 } |
2300 | 2300 |
2301 if (expected.Contains(ToBooleanStub::SYMBOL)) { | 2301 if (expected.Contains(ToBooleanStub::SYMBOL)) { |
2302 // Symbol value -> true. | 2302 // Symbol value -> true. |
2303 __ CompareInstanceType(map, ip, SYMBOL_TYPE); | 2303 __ CompareInstanceType(map, ip, SYMBOL_TYPE); |
2304 __ beq(instr->TrueLabel(chunk_)); | 2304 __ beq(instr->TrueLabel(chunk_)); |
2305 } | 2305 } |
2306 | 2306 |
| 2307 if (expected.Contains(ToBooleanStub::SIMD_VALUE)) { |
| 2308 // SIMD value -> true. |
| 2309 __ CompareInstanceType(map, ip, FLOAT32X4_TYPE); |
| 2310 __ beq(instr->TrueLabel(chunk_)); |
| 2311 } |
| 2312 |
2307 if (expected.Contains(ToBooleanStub::HEAP_NUMBER)) { | 2313 if (expected.Contains(ToBooleanStub::HEAP_NUMBER)) { |
2308 // heap number -> false iff +0, -0, or NaN. | 2314 // heap number -> false iff +0, -0, or NaN. |
2309 Label not_heap_number; | 2315 Label not_heap_number; |
2310 __ CompareRoot(map, Heap::kHeapNumberMapRootIndex); | 2316 __ CompareRoot(map, Heap::kHeapNumberMapRootIndex); |
2311 __ bne(¬_heap_number); | 2317 __ bne(¬_heap_number); |
2312 __ lfd(dbl_scratch, FieldMemOperand(reg, HeapNumber::kValueOffset)); | 2318 __ lfd(dbl_scratch, FieldMemOperand(reg, HeapNumber::kValueOffset)); |
2313 // Test the double value. Zero and NaN are false. | 2319 // Test the double value. Zero and NaN are false. |
2314 __ fcmpu(dbl_scratch, kDoubleRegZero, cr7); | 2320 __ fcmpu(dbl_scratch, kDoubleRegZero, cr7); |
2315 __ mfcr(r0); | 2321 __ mfcr(r0); |
2316 __ andi(r0, r0, Operand(crZOrNaNBits)); | 2322 __ andi(r0, r0, Operand(crZOrNaNBits)); |
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5959 __ CompareRoot(input, Heap::kNullValueRootIndex); | 5965 __ CompareRoot(input, Heap::kNullValueRootIndex); |
5960 __ beq(true_label); | 5966 __ beq(true_label); |
5961 __ CheckObjectTypeRange(input, map, FIRST_NONCALLABLE_SPEC_OBJECT_TYPE, | 5967 __ CheckObjectTypeRange(input, map, FIRST_NONCALLABLE_SPEC_OBJECT_TYPE, |
5962 LAST_NONCALLABLE_SPEC_OBJECT_TYPE, false_label); | 5968 LAST_NONCALLABLE_SPEC_OBJECT_TYPE, false_label); |
5963 // Check for undetectable objects => false. | 5969 // Check for undetectable objects => false. |
5964 __ lbz(scratch, FieldMemOperand(map, Map::kBitFieldOffset)); | 5970 __ lbz(scratch, FieldMemOperand(map, Map::kBitFieldOffset)); |
5965 __ ExtractBit(r0, scratch, Map::kIsUndetectable); | 5971 __ ExtractBit(r0, scratch, Map::kIsUndetectable); |
5966 __ cmpi(r0, Operand::Zero()); | 5972 __ cmpi(r0, Operand::Zero()); |
5967 final_branch_condition = eq; | 5973 final_branch_condition = eq; |
5968 | 5974 |
| 5975 } else if (String::Equals(type_name, factory->float32x4_string())) { |
| 5976 __ JumpIfSmi(input, false_label); |
| 5977 __ CompareObjectType(input, scratch, no_reg, FLOAT32X4_TYPE); |
| 5978 final_branch_condition = eq; |
| 5979 |
5969 } else { | 5980 } else { |
5970 __ b(false_label); | 5981 __ b(false_label); |
5971 } | 5982 } |
5972 | 5983 |
5973 return final_branch_condition; | 5984 return final_branch_condition; |
5974 } | 5985 } |
5975 | 5986 |
5976 | 5987 |
5977 void LCodeGen::DoIsConstructCallAndBranch(LIsConstructCallAndBranch* instr) { | 5988 void LCodeGen::DoIsConstructCallAndBranch(LIsConstructCallAndBranch* instr) { |
5978 Register temp1 = ToRegister(instr->temp()); | 5989 Register temp1 = ToRegister(instr->temp()); |
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6266 __ Push(scope_info); | 6277 __ Push(scope_info); |
6267 __ push(ToRegister(instr->function())); | 6278 __ push(ToRegister(instr->function())); |
6268 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 6279 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
6269 RecordSafepoint(Safepoint::kNoLazyDeopt); | 6280 RecordSafepoint(Safepoint::kNoLazyDeopt); |
6270 } | 6281 } |
6271 | 6282 |
6272 | 6283 |
6273 #undef __ | 6284 #undef __ |
6274 } // namespace internal | 6285 } // namespace internal |
6275 } // namespace v8 | 6286 } // namespace v8 |
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