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Issue 1881913002: Revert of [compiler] Add relocatable pointer constants for wasm memory references. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 8 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 // 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/compiler/code-generator.h" 5 #include "src/compiler/code-generator.h"
6 6
7 #include "src/ast/scopes.h" 7 #include "src/ast/scopes.h"
8 #include "src/compiler/code-generator-impl.h" 8 #include "src/compiler/code-generator-impl.h"
9 #include "src/compiler/gap-resolver.h" 9 #include "src/compiler/gap-resolver.h"
10 #include "src/compiler/node-matchers.h" 10 #include "src/compiler/node-matchers.h"
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58 offset.offset() + extra); 58 offset.offset() + extra);
59 } 59 }
60 60
61 Operand HighOperand(InstructionOperand* op) { 61 Operand HighOperand(InstructionOperand* op) {
62 DCHECK(op->IsDoubleStackSlot()); 62 DCHECK(op->IsDoubleStackSlot());
63 return ToOperand(op, kPointerSize); 63 return ToOperand(op, kPointerSize);
64 } 64 }
65 65
66 Immediate ToImmediate(InstructionOperand* operand) { 66 Immediate ToImmediate(InstructionOperand* operand) {
67 Constant constant = ToConstant(operand); 67 Constant constant = ToConstant(operand);
68 if (constant.type() == Constant::kInt32 &&
69 constant.rmode() == RelocInfo::WASM_MEMORY_REFERENCE) {
70 return Immediate(reinterpret_cast<Address>(constant.ToInt32()),
71 constant.rmode());
72 }
73 switch (constant.type()) { 68 switch (constant.type()) {
74 case Constant::kInt32: 69 case Constant::kInt32:
75 return Immediate(constant.ToInt32()); 70 return Immediate(constant.ToInt32());
76 case Constant::kFloat32: 71 case Constant::kFloat32:
77 return Immediate( 72 return Immediate(
78 isolate()->factory()->NewNumber(constant.ToFloat32(), TENURED)); 73 isolate()->factory()->NewNumber(constant.ToFloat32(), TENURED));
79 case Constant::kFloat64: 74 case Constant::kFloat64:
80 return Immediate( 75 return Immediate(
81 isolate()->factory()->NewNumber(constant.ToFloat64(), TENURED)); 76 isolate()->factory()->NewNumber(constant.ToFloat64(), TENURED));
82 case Constant::kExternalReference: 77 case Constant::kExternalReference:
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1902 int padding_size = last_lazy_deopt_pc_ + space_needed - current_pc; 1897 int padding_size = last_lazy_deopt_pc_ + space_needed - current_pc;
1903 __ Nop(padding_size); 1898 __ Nop(padding_size);
1904 } 1899 }
1905 } 1900 }
1906 1901
1907 #undef __ 1902 #undef __
1908 1903
1909 } // namespace compiler 1904 } // namespace compiler
1910 } // namespace internal 1905 } // namespace internal
1911 } // namespace v8 1906 } // namespace v8
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