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Issue 303753002: Trigonometric functions using fdlibm. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: test case Created 6 years, 6 months ago
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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 "bootstrapper.h" 5 #include "bootstrapper.h"
6 6
7 #include "accessors.h" 7 #include "accessors.h"
8 #include "isolate-inl.h" 8 #include "isolate-inl.h"
9 #include "natives.h" 9 #include "natives.h"
10 #include "snapshot.h" 10 #include "snapshot.h"
11 #include "trig-table.h"
12 #include "extensions/externalize-string-extension.h" 11 #include "extensions/externalize-string-extension.h"
13 #include "extensions/free-buffer-extension.h" 12 #include "extensions/free-buffer-extension.h"
14 #include "extensions/gc-extension.h" 13 #include "extensions/gc-extension.h"
15 #include "extensions/statistics-extension.h" 14 #include "extensions/statistics-extension.h"
16 #include "extensions/trigger-failure-extension.h" 15 #include "extensions/trigger-failure-extension.h"
17 #include "code-stubs.h" 16 #include "code-stubs.h"
18 17
19 namespace v8 { 18 namespace v8 {
20 namespace internal { 19 namespace internal {
21 20
(...skipping 2605 matching lines...) Expand 10 before | Expand all | Expand 10 after
2627 v8::Local<v8::ArrayBuffer> buffer = v8::ArrayBuffer::New( 2626 v8::Local<v8::ArrayBuffer> buffer = v8::ArrayBuffer::New(
2628 reinterpret_cast<v8::Isolate*>(isolate), state, num_bytes); 2627 reinterpret_cast<v8::Isolate*>(isolate), state, num_bytes);
2629 Utils::OpenHandle(*buffer)->set_should_be_freed(true); 2628 Utils::OpenHandle(*buffer)->set_should_be_freed(true);
2630 v8::Local<v8::Uint32Array> ta = v8::Uint32Array::New(buffer, 0, num_elems); 2629 v8::Local<v8::Uint32Array> ta = v8::Uint32Array::New(buffer, 0, num_elems);
2631 Handle<JSBuiltinsObject> builtins(native_context()->builtins()); 2630 Handle<JSBuiltinsObject> builtins(native_context()->builtins());
2632 Runtime::ForceSetObjectProperty(builtins, 2631 Runtime::ForceSetObjectProperty(builtins,
2633 factory()->InternalizeOneByteString( 2632 factory()->InternalizeOneByteString(
2634 STATIC_ASCII_VECTOR("rngstate")), 2633 STATIC_ASCII_VECTOR("rngstate")),
2635 Utils::OpenHandle(*ta), 2634 Utils::OpenHandle(*ta),
2636 NONE).Assert(); 2635 NONE).Assert();
2637
2638 // Initialize trigonometric lookup tables and constants.
2639 const int table_num_bytes = TrigonometricLookupTable::table_num_bytes();
2640 v8::Local<v8::ArrayBuffer> sin_buffer = v8::ArrayBuffer::New(
2641 reinterpret_cast<v8::Isolate*>(isolate),
2642 TrigonometricLookupTable::sin_table(), table_num_bytes);
2643 v8::Local<v8::ArrayBuffer> cos_buffer = v8::ArrayBuffer::New(
2644 reinterpret_cast<v8::Isolate*>(isolate),
2645 TrigonometricLookupTable::cos_x_interval_table(), table_num_bytes);
2646 v8::Local<v8::Float64Array> sin_table = v8::Float64Array::New(
2647 sin_buffer, 0, TrigonometricLookupTable::table_size());
2648 v8::Local<v8::Float64Array> cos_table = v8::Float64Array::New(
2649 cos_buffer, 0, TrigonometricLookupTable::table_size());
2650
2651 Runtime::ForceSetObjectProperty(builtins,
2652 factory()->InternalizeOneByteString(
2653 STATIC_ASCII_VECTOR("kSinTable")),
2654 Utils::OpenHandle(*sin_table),
2655 NONE).Assert();
2656 Runtime::ForceSetObjectProperty(
2657 builtins,
2658 factory()->InternalizeOneByteString(
2659 STATIC_ASCII_VECTOR("kCosXIntervalTable")),
2660 Utils::OpenHandle(*cos_table),
2661 NONE).Assert();
2662 Runtime::ForceSetObjectProperty(
2663 builtins,
2664 factory()->InternalizeOneByteString(
2665 STATIC_ASCII_VECTOR("kSamples")),
2666 factory()->NewHeapNumber(
2667 TrigonometricLookupTable::samples()),
2668 NONE).Assert();
2669 Runtime::ForceSetObjectProperty(
2670 builtins,
2671 factory()->InternalizeOneByteString(
2672 STATIC_ASCII_VECTOR("kIndexConvert")),
2673 factory()->NewHeapNumber(
2674 TrigonometricLookupTable::samples_over_pi_half()),
2675 NONE).Assert();
2676 } 2636 }
2677 2637
2678 result_ = native_context(); 2638 result_ = native_context();
2679 } 2639 }
2680 2640
2681 2641
2682 // Support for thread preemption. 2642 // Support for thread preemption.
2683 2643
2684 // Reserve space for statics needing saving and restoring. 2644 // Reserve space for statics needing saving and restoring.
2685 int Bootstrapper::ArchiveSpacePerThread() { 2645 int Bootstrapper::ArchiveSpacePerThread() {
(...skipping 15 matching lines...) Expand all
2701 return from + sizeof(NestingCounterType); 2661 return from + sizeof(NestingCounterType);
2702 } 2662 }
2703 2663
2704 2664
2705 // Called when the top-level V8 mutex is destroyed. 2665 // Called when the top-level V8 mutex is destroyed.
2706 void Bootstrapper::FreeThreadResources() { 2666 void Bootstrapper::FreeThreadResources() {
2707 ASSERT(!IsActive()); 2667 ASSERT(!IsActive());
2708 } 2668 }
2709 2669
2710 } } // namespace v8::internal 2670 } } // namespace v8::internal
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