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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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 |
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89 __ mov(r0, Operand(0)); | 89 __ mov(r0, Operand(0)); |
90 __ mov(ip, Operand(string.at(0))); | 90 __ mov(ip, Operand(string.at(0))); |
91 StringHelper::GenerateHashInit(masm, r0, ip); | 91 StringHelper::GenerateHashInit(masm, r0, ip); |
92 for (int i = 1; i < string.length(); i++) { | 92 for (int i = 1; i < string.length(); i++) { |
93 __ mov(ip, Operand(string.at(i))); | 93 __ mov(ip, Operand(string.at(i))); |
94 StringHelper::GenerateHashAddCharacter(masm, r0, ip); | 94 StringHelper::GenerateHashAddCharacter(masm, r0, ip); |
95 } | 95 } |
96 StringHelper::GenerateHashGetHash(masm, r0); | 96 StringHelper::GenerateHashGetHash(masm, r0); |
97 __ pop(kRootRegister); | 97 __ pop(kRootRegister); |
98 __ mov(pc, Operand(lr)); | 98 __ mov(pc, Operand(lr)); |
99 #elif V8_TARGET_ARCH_A64 | 99 #elif V8_TARGET_ARCH_ARM64 |
100 // The A64 assembler usually uses jssp (x28) as a stack pointer, but only csp | 100 // The ARM64 assembler usually uses jssp (x28) as a stack pointer, but only |
101 // is initialized by the calling (C++) code. | 101 // csp is initialized by the calling (C++) code. |
102 Register old_stack_pointer = __ StackPointer(); | 102 Register old_stack_pointer = __ StackPointer(); |
103 __ SetStackPointer(csp); | 103 __ SetStackPointer(csp); |
104 __ Push(root, xzr); | 104 __ Push(root, xzr); |
105 __ InitializeRootRegister(); | 105 __ InitializeRootRegister(); |
106 __ Mov(x0, 0); | 106 __ Mov(x0, 0); |
107 __ Mov(x10, Operand(string.at(0))); | 107 __ Mov(x10, Operand(string.at(0))); |
108 StringHelper::GenerateHashInit(masm, x0, x10); | 108 StringHelper::GenerateHashInit(masm, x0, x10); |
109 for (int i = 1; i < string.length(); i++) { | 109 for (int i = 1; i < string.length(); i++) { |
110 __ Mov(x10, Operand(string.at(i))); | 110 __ Mov(x10, Operand(string.at(i))); |
111 StringHelper::GenerateHashAddCharacter(masm, x0, x10); | 111 StringHelper::GenerateHashAddCharacter(masm, x0, x10); |
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151 __ popq(rbx); | 151 __ popq(rbx); |
152 __ popq(kRootRegister); | 152 __ popq(kRootRegister); |
153 __ Ret(); | 153 __ Ret(); |
154 #elif V8_TARGET_ARCH_ARM | 154 #elif V8_TARGET_ARCH_ARM |
155 __ push(kRootRegister); | 155 __ push(kRootRegister); |
156 __ InitializeRootRegister(); | 156 __ InitializeRootRegister(); |
157 __ mov(r0, Operand(key)); | 157 __ mov(r0, Operand(key)); |
158 __ GetNumberHash(r0, ip); | 158 __ GetNumberHash(r0, ip); |
159 __ pop(kRootRegister); | 159 __ pop(kRootRegister); |
160 __ mov(pc, Operand(lr)); | 160 __ mov(pc, Operand(lr)); |
161 #elif V8_TARGET_ARCH_A64 | 161 #elif V8_TARGET_ARCH_ARM64 |
162 // The A64 assembler usually uses jssp (x28) as a stack pointer, but only csp | 162 // The ARM64 assembler usually uses jssp (x28) as a stack pointer, but only |
163 // is initialized by the calling (C++) code. | 163 // csp is initialized by the calling (C++) code. |
164 Register old_stack_pointer = __ StackPointer(); | 164 Register old_stack_pointer = __ StackPointer(); |
165 __ SetStackPointer(csp); | 165 __ SetStackPointer(csp); |
166 __ Push(root, xzr); | 166 __ Push(root, xzr); |
167 __ InitializeRootRegister(); | 167 __ InitializeRootRegister(); |
168 __ Mov(x0, key); | 168 __ Mov(x0, key); |
169 __ GetNumberHash(x0, x10); | 169 __ GetNumberHash(x0, x10); |
170 __ Pop(xzr, root); | 170 __ Pop(xzr, root); |
171 __ Ret(); | 171 __ Ret(); |
172 __ SetStackPointer(old_stack_pointer); | 172 __ SetStackPointer(old_stack_pointer); |
173 #elif V8_TARGET_ARCH_MIPS | 173 #elif V8_TARGET_ARCH_MIPS |
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297 // Some pseudo-random numbers | 297 // Some pseudo-random numbers |
298 static const uint32_t kLimit = 1000; | 298 static const uint32_t kLimit = 1000; |
299 for (uint32_t i = 0; i < 5; i++) { | 299 for (uint32_t i = 0; i < 5; i++) { |
300 for (uint32_t j = 0; j < 5; j++) { | 300 for (uint32_t j = 0; j < 5; j++) { |
301 check(PseudoRandom(i, j) % kLimit); | 301 check(PseudoRandom(i, j) % kLimit); |
302 } | 302 } |
303 } | 303 } |
304 } | 304 } |
305 | 305 |
306 #undef __ | 306 #undef __ |
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