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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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_MIPS | 7 #if V8_TARGET_ARCH_MIPS |
8 | 8 |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/bootstrapper.h" | 10 #include "src/bootstrapper.h" |
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2080 __ bind(&runtime); | 2080 __ bind(&runtime); |
2081 __ TailCallRuntime(Runtime::kNewRestParam, 3, 1); | 2081 __ TailCallRuntime(Runtime::kNewRestParam, 3, 1); |
2082 } | 2082 } |
2083 | 2083 |
2084 | 2084 |
2085 void RegExpExecStub::Generate(MacroAssembler* masm) { | 2085 void RegExpExecStub::Generate(MacroAssembler* masm) { |
2086 // Just jump directly to runtime if native RegExp is not selected at compile | 2086 // Just jump directly to runtime if native RegExp is not selected at compile |
2087 // time or if regexp entry in generated code is turned off runtime switch or | 2087 // time or if regexp entry in generated code is turned off runtime switch or |
2088 // at compilation. | 2088 // at compilation. |
2089 #ifdef V8_INTERPRETED_REGEXP | 2089 #ifdef V8_INTERPRETED_REGEXP |
2090 __ TailCallRuntime(Runtime::kRegExpExecRT, 4, 1); | 2090 __ TailCallRuntime(Runtime::kRegExpExec, 4, 1); |
2091 #else // V8_INTERPRETED_REGEXP | 2091 #else // V8_INTERPRETED_REGEXP |
2092 | 2092 |
2093 // Stack frame on entry. | 2093 // Stack frame on entry. |
2094 // sp[0]: last_match_info (expected JSArray) | 2094 // sp[0]: last_match_info (expected JSArray) |
2095 // sp[4]: previous index | 2095 // sp[4]: previous index |
2096 // sp[8]: subject string | 2096 // sp[8]: subject string |
2097 // sp[12]: JSRegExp object | 2097 // sp[12]: JSRegExp object |
2098 | 2098 |
2099 const int kLastMatchInfoOffset = 0 * kPointerSize; | 2099 const int kLastMatchInfoOffset = 0 * kPointerSize; |
2100 const int kPreviousIndexOffset = 1 * kPointerSize; | 2100 const int kPreviousIndexOffset = 1 * kPointerSize; |
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2462 __ addiu(a0, a0, kPointerSize); // In branch delay slot. | 2462 __ addiu(a0, a0, kPointerSize); // In branch delay slot. |
2463 | 2463 |
2464 __ bind(&done); | 2464 __ bind(&done); |
2465 | 2465 |
2466 // Return last match info. | 2466 // Return last match info. |
2467 __ lw(v0, MemOperand(sp, kLastMatchInfoOffset)); | 2467 __ lw(v0, MemOperand(sp, kLastMatchInfoOffset)); |
2468 __ DropAndRet(4); | 2468 __ DropAndRet(4); |
2469 | 2469 |
2470 // Do the runtime call to execute the regexp. | 2470 // Do the runtime call to execute the regexp. |
2471 __ bind(&runtime); | 2471 __ bind(&runtime); |
2472 __ TailCallRuntime(Runtime::kRegExpExecRT, 4, 1); | 2472 __ TailCallRuntime(Runtime::kRegExpExec, 4, 1); |
2473 | 2473 |
2474 // Deferred code for string handling. | 2474 // Deferred code for string handling. |
2475 // (6) Not a long external string? If yes, go to (8). | 2475 // (6) Not a long external string? If yes, go to (8). |
2476 __ bind(¬_seq_nor_cons); | 2476 __ bind(¬_seq_nor_cons); |
2477 // Go to (8). | 2477 // Go to (8). |
2478 __ Branch(¬_long_external, gt, a1, Operand(kExternalStringTag)); | 2478 __ Branch(¬_long_external, gt, a1, Operand(kExternalStringTag)); |
2479 | 2479 |
2480 // (7) External string. Make it, offset-wise, look like a sequential string. | 2480 // (7) External string. Make it, offset-wise, look like a sequential string. |
2481 __ bind(&external_string); | 2481 __ bind(&external_string); |
2482 __ lw(a0, FieldMemOperand(subject, HeapObject::kMapOffset)); | 2482 __ lw(a0, FieldMemOperand(subject, HeapObject::kMapOffset)); |
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5264 kStackUnwindSpace, kInvalidStackOffset, | 5264 kStackUnwindSpace, kInvalidStackOffset, |
5265 MemOperand(fp, 6 * kPointerSize), NULL); | 5265 MemOperand(fp, 6 * kPointerSize), NULL); |
5266 } | 5266 } |
5267 | 5267 |
5268 | 5268 |
5269 #undef __ | 5269 #undef __ |
5270 | 5270 |
5271 } } // namespace v8::internal | 5271 } } // namespace v8::internal |
5272 | 5272 |
5273 #endif // V8_TARGET_ARCH_MIPS | 5273 #endif // V8_TARGET_ARCH_MIPS |
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