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Issue 207823003: Rename A64 port to ARM64 port (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: retry Created 6 years, 9 months ago
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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 // 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
11 // with the distribution. 11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its 12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived 13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission. 14 // from this software without specific prior written permission.
15 // 15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 #include "v8.h" 28 #include "v8.h"
29 29
30 #include "a64/lithium-codegen-a64.h" 30 #include "arm64/lithium-codegen-arm64.h"
31 #include "a64/lithium-gap-resolver-a64.h" 31 #include "arm64/lithium-gap-resolver-arm64.h"
32 #include "code-stubs.h" 32 #include "code-stubs.h"
33 #include "stub-cache.h" 33 #include "stub-cache.h"
34 #include "hydrogen-osr.h" 34 #include "hydrogen-osr.h"
35 35
36 namespace v8 { 36 namespace v8 {
37 namespace internal { 37 namespace internal {
38 38
39 39
40 class SafepointGenerator V8_FINAL : public CallWrapper { 40 class SafepointGenerator V8_FINAL : public CallWrapper {
41 public: 41 public:
(...skipping 1649 matching lines...) Expand 10 before | Expand all | Expand 10 after
1691 case Token::MUL: __ Fmul(result, left, right); break; 1691 case Token::MUL: __ Fmul(result, left, right); break;
1692 case Token::DIV: __ Fdiv(result, left, right); break; 1692 case Token::DIV: __ Fdiv(result, left, right); break;
1693 case Token::MOD: { 1693 case Token::MOD: {
1694 // The ECMA-262 remainder operator is the remainder from a truncating 1694 // The ECMA-262 remainder operator is the remainder from a truncating
1695 // (round-towards-zero) division. Note that this differs from IEEE-754. 1695 // (round-towards-zero) division. Note that this differs from IEEE-754.
1696 // 1696 //
1697 // TODO(jbramley): See if it's possible to do this inline, rather than by 1697 // TODO(jbramley): See if it's possible to do this inline, rather than by
1698 // calling a helper function. With frintz (to produce the intermediate 1698 // calling a helper function. With frintz (to produce the intermediate
1699 // quotient) and fmsub (to calculate the remainder without loss of 1699 // quotient) and fmsub (to calculate the remainder without loss of
1700 // precision), it should be possible. However, we would need support for 1700 // precision), it should be possible. However, we would need support for
1701 // fdiv in round-towards-zero mode, and the A64 simulator doesn't support 1701 // fdiv in round-towards-zero mode, and the ARM64 simulator doesn't
1702 // that yet. 1702 // support that yet.
1703 ASSERT(left.Is(d0)); 1703 ASSERT(left.Is(d0));
1704 ASSERT(right.Is(d1)); 1704 ASSERT(right.Is(d1));
1705 __ CallCFunction( 1705 __ CallCFunction(
1706 ExternalReference::mod_two_doubles_operation(isolate()), 1706 ExternalReference::mod_two_doubles_operation(isolate()),
1707 0, 2); 1707 0, 2);
1708 ASSERT(result.Is(d0)); 1708 ASSERT(result.Is(d0));
1709 break; 1709 break;
1710 } 1710 }
1711 default: 1711 default:
1712 UNREACHABLE(); 1712 UNREACHABLE();
(...skipping 280 matching lines...) Expand 10 before | Expand all | Expand 10 after
1993 ASSERT(ToRegister(instr->result()).Is(x0)); 1993 ASSERT(ToRegister(instr->result()).Is(x0));
1994 1994
1995 LPointerMap* pointers = instr->pointer_map(); 1995 LPointerMap* pointers = instr->pointer_map();
1996 SafepointGenerator generator(this, pointers, Safepoint::kLazyDeopt); 1996 SafepointGenerator generator(this, pointers, Safepoint::kLazyDeopt);
1997 1997
1998 if (instr->target()->IsConstantOperand()) { 1998 if (instr->target()->IsConstantOperand()) {
1999 LConstantOperand* target = LConstantOperand::cast(instr->target()); 1999 LConstantOperand* target = LConstantOperand::cast(instr->target());
2000 Handle<Code> code = Handle<Code>::cast(ToHandle(target)); 2000 Handle<Code> code = Handle<Code>::cast(ToHandle(target));
2001 generator.BeforeCall(__ CallSize(code, RelocInfo::CODE_TARGET)); 2001 generator.BeforeCall(__ CallSize(code, RelocInfo::CODE_TARGET));
2002 // TODO(all): on ARM we use a call descriptor to specify a storage mode 2002 // TODO(all): on ARM we use a call descriptor to specify a storage mode
2003 // but on A64 we only have one storage mode so it isn't necessary. Check 2003 // but on ARM64 we only have one storage mode so it isn't necessary. Check
2004 // this understanding is correct. 2004 // this understanding is correct.
2005 __ Call(code, RelocInfo::CODE_TARGET, TypeFeedbackId::None()); 2005 __ Call(code, RelocInfo::CODE_TARGET, TypeFeedbackId::None());
2006 } else { 2006 } else {
2007 ASSERT(instr->target()->IsRegister()); 2007 ASSERT(instr->target()->IsRegister());
2008 Register target = ToRegister(instr->target()); 2008 Register target = ToRegister(instr->target());
2009 generator.BeforeCall(__ CallSize(target)); 2009 generator.BeforeCall(__ CallSize(target));
2010 __ Add(target, target, Code::kHeaderSize - kHeapObjectTag); 2010 __ Add(target, target, Code::kHeaderSize - kHeapObjectTag);
2011 __ Call(target); 2011 __ Call(target);
2012 } 2012 }
2013 generator.AfterCall(); 2013 generator.AfterCall();
(...skipping 3841 matching lines...) Expand 10 before | Expand all | Expand 10 after
5855 __ Bind(&out_of_object); 5855 __ Bind(&out_of_object);
5856 __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset)); 5856 __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset));
5857 // Index is equal to negated out of object property index plus 1. 5857 // Index is equal to negated out of object property index plus 1.
5858 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2)); 5858 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2));
5859 __ Ldr(result, FieldMemOperand(result, 5859 __ Ldr(result, FieldMemOperand(result,
5860 FixedArray::kHeaderSize - kPointerSize)); 5860 FixedArray::kHeaderSize - kPointerSize));
5861 __ Bind(&done); 5861 __ Bind(&done);
5862 } 5862 }
5863 5863
5864 } } // namespace v8::internal 5864 } } // namespace v8::internal
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