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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 #if V8_TARGET_ARCH_X64 | 5 #if V8_TARGET_ARCH_X64 |
6 | 6 |
7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
8 #include "src/base/division-by-constant.h" | 8 #include "src/base/division-by-constant.h" |
9 #include "src/bootstrapper.h" | 9 #include "src/bootstrapper.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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1109 xorl(dst, dst); | 1109 xorl(dst, dst); |
1110 } else if (is_uint32(x)) { | 1110 } else if (is_uint32(x)) { |
1111 movl(dst, Immediate(static_cast<uint32_t>(x))); | 1111 movl(dst, Immediate(static_cast<uint32_t>(x))); |
1112 } else if (is_int32(x)) { | 1112 } else if (is_int32(x)) { |
1113 movq(dst, Immediate(static_cast<int32_t>(x))); | 1113 movq(dst, Immediate(static_cast<int32_t>(x))); |
1114 } else { | 1114 } else { |
1115 movq(dst, x); | 1115 movq(dst, x); |
1116 } | 1116 } |
1117 } | 1117 } |
1118 | 1118 |
| 1119 void MacroAssembler::Set(Register dst, int64_t x, RelocInfo::Mode rmode) { |
| 1120 if (rmode == RelocInfo::WASM_MEMORY_REFERENCE) { |
| 1121 DCHECK(x != 0); |
| 1122 movq(dst, x, rmode); |
| 1123 } else { |
| 1124 DCHECK(RelocInfo::IsNone(rmode)); |
| 1125 } |
| 1126 } |
| 1127 |
1119 void MacroAssembler::Set(const Operand& dst, intptr_t x) { | 1128 void MacroAssembler::Set(const Operand& dst, intptr_t x) { |
1120 if (kPointerSize == kInt64Size) { | 1129 if (kPointerSize == kInt64Size) { |
1121 if (is_int32(x)) { | 1130 if (is_int32(x)) { |
1122 movp(dst, Immediate(static_cast<int32_t>(x))); | 1131 movp(dst, Immediate(static_cast<int32_t>(x))); |
1123 } else { | 1132 } else { |
1124 Set(kScratchRegister, x); | 1133 Set(kScratchRegister, x); |
1125 movp(dst, kScratchRegister); | 1134 movp(dst, kScratchRegister); |
1126 } | 1135 } |
1127 } else { | 1136 } else { |
1128 movp(dst, Immediate(static_cast<int32_t>(x))); | 1137 movp(dst, Immediate(static_cast<int32_t>(x))); |
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5704 movl(rax, dividend); | 5713 movl(rax, dividend); |
5705 shrl(rax, Immediate(31)); | 5714 shrl(rax, Immediate(31)); |
5706 addl(rdx, rax); | 5715 addl(rdx, rax); |
5707 } | 5716 } |
5708 | 5717 |
5709 | 5718 |
5710 } // namespace internal | 5719 } // namespace internal |
5711 } // namespace v8 | 5720 } // namespace v8 |
5712 | 5721 |
5713 #endif // V8_TARGET_ARCH_X64 | 5722 #endif // V8_TARGET_ARCH_X64 |
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