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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_MIPS64 | 5 #if V8_TARGET_ARCH_MIPS64 |
6 | 6 |
7 #include "src/code-stubs.h" | 7 #include "src/code-stubs.h" |
8 #include "src/api-arguments.h" | 8 #include "src/api-arguments.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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2264 __ lbu(scratch, MemOperand(src)); | 2264 __ lbu(scratch, MemOperand(src)); |
2265 __ daddiu(src, src, 1); | 2265 __ daddiu(src, src, 1); |
2266 __ sb(scratch, MemOperand(dest)); | 2266 __ sb(scratch, MemOperand(dest)); |
2267 __ daddiu(dest, dest, 1); | 2267 __ daddiu(dest, dest, 1); |
2268 __ bind(&loop_entry); | 2268 __ bind(&loop_entry); |
2269 __ Branch(&loop, lt, dest, Operand(limit)); | 2269 __ Branch(&loop, lt, dest, Operand(limit)); |
2270 | 2270 |
2271 __ bind(&done); | 2271 __ bind(&done); |
2272 } | 2272 } |
2273 | 2273 |
2274 void ToStringStub::Generate(MacroAssembler* masm) { | |
2275 // The ToString stub takes on argument in a0. | |
2276 Label is_number; | |
2277 __ JumpIfSmi(a0, &is_number); | |
2278 | |
2279 Label not_string; | |
2280 __ GetObjectType(a0, a1, a1); | |
2281 // a0: receiver | |
2282 // a1: receiver instance type | |
2283 __ Branch(¬_string, ge, a1, Operand(FIRST_NONSTRING_TYPE)); | |
2284 __ Ret(USE_DELAY_SLOT); | |
2285 __ mov(v0, a0); | |
2286 __ bind(¬_string); | |
2287 | |
2288 Label not_heap_number; | |
2289 __ Branch(¬_heap_number, ne, a1, Operand(HEAP_NUMBER_TYPE)); | |
2290 __ bind(&is_number); | |
2291 NumberToStringStub stub(isolate()); | |
2292 __ TailCallStub(&stub); | |
2293 __ bind(¬_heap_number); | |
2294 | |
2295 Label not_oddball; | |
2296 __ Branch(¬_oddball, ne, a1, Operand(ODDBALL_TYPE)); | |
2297 __ Ret(USE_DELAY_SLOT); | |
2298 __ ld(v0, FieldMemOperand(a0, Oddball::kToStringOffset)); | |
2299 __ bind(¬_oddball); | |
2300 | |
2301 __ push(a0); // Push argument. | |
2302 __ TailCallRuntime(Runtime::kToString); | |
2303 } | |
2304 | |
2305 | 2274 |
2306 void StringHelper::GenerateFlatOneByteStringEquals( | 2275 void StringHelper::GenerateFlatOneByteStringEquals( |
2307 MacroAssembler* masm, Register left, Register right, Register scratch1, | 2276 MacroAssembler* masm, Register left, Register right, Register scratch1, |
2308 Register scratch2, Register scratch3) { | 2277 Register scratch2, Register scratch3) { |
2309 Register length = scratch1; | 2278 Register length = scratch1; |
2310 | 2279 |
2311 // Compare lengths. | 2280 // Compare lengths. |
2312 Label strings_not_equal, check_zero_length; | 2281 Label strings_not_equal, check_zero_length; |
2313 __ ld(length, FieldMemOperand(left, String::kLengthOffset)); | 2282 __ ld(length, FieldMemOperand(left, String::kLengthOffset)); |
2314 __ ld(scratch2, FieldMemOperand(right, String::kLengthOffset)); | 2283 __ ld(scratch2, FieldMemOperand(right, String::kLengthOffset)); |
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5168 kStackUnwindSpace, kInvalidStackOffset, | 5137 kStackUnwindSpace, kInvalidStackOffset, |
5169 return_value_operand, NULL); | 5138 return_value_operand, NULL); |
5170 } | 5139 } |
5171 | 5140 |
5172 #undef __ | 5141 #undef __ |
5173 | 5142 |
5174 } // namespace internal | 5143 } // namespace internal |
5175 } // namespace v8 | 5144 } // namespace v8 |
5176 | 5145 |
5177 #endif // V8_TARGET_ARCH_MIPS64 | 5146 #endif // V8_TARGET_ARCH_MIPS64 |
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