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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 "v8.h" | 5 #include "v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_MIPS | 7 #if V8_TARGET_ARCH_MIPS |
8 | 8 |
9 // Note on Mips implementation: | 9 // Note on Mips implementation: |
10 // | 10 // |
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3341 __ bind(&null); | 3341 __ bind(&null); |
3342 __ LoadRoot(v0, Heap::kNullValueRootIndex); | 3342 __ LoadRoot(v0, Heap::kNullValueRootIndex); |
3343 | 3343 |
3344 // All done. | 3344 // All done. |
3345 __ bind(&done); | 3345 __ bind(&done); |
3346 | 3346 |
3347 context()->Plug(v0); | 3347 context()->Plug(v0); |
3348 } | 3348 } |
3349 | 3349 |
3350 | 3350 |
3351 void FullCodeGenerator::EmitLog(CallRuntime* expr) { | |
3352 // Conditionally generate a log call. | |
3353 // Args: | |
3354 // 0 (literal string): The type of logging (corresponds to the flags). | |
3355 // This is used to determine whether or not to generate the log call. | |
3356 // 1 (string): Format string. Access the string at argument index 2 | |
3357 // with '%2s' (see Logger::LogRuntime for all the formats). | |
3358 // 2 (array): Arguments to the format string. | |
3359 ZoneList<Expression*>* args = expr->arguments(); | |
3360 ASSERT_EQ(args->length(), 3); | |
3361 if (CodeGenerator::ShouldGenerateLog(isolate(), args->at(0))) { | |
3362 VisitForStackValue(args->at(1)); | |
3363 VisitForStackValue(args->at(2)); | |
3364 __ CallRuntime(Runtime::kHiddenLog, 2); | |
3365 } | |
3366 | |
3367 // Finally, we're expected to leave a value on the top of the stack. | |
3368 __ LoadRoot(v0, Heap::kUndefinedValueRootIndex); | |
3369 context()->Plug(v0); | |
3370 } | |
3371 | |
3372 | |
3373 void FullCodeGenerator::EmitSubString(CallRuntime* expr) { | 3351 void FullCodeGenerator::EmitSubString(CallRuntime* expr) { |
3374 // Load the arguments on the stack and call the stub. | 3352 // Load the arguments on the stack and call the stub. |
3375 SubStringStub stub(isolate()); | 3353 SubStringStub stub(isolate()); |
3376 ZoneList<Expression*>* args = expr->arguments(); | 3354 ZoneList<Expression*>* args = expr->arguments(); |
3377 ASSERT(args->length() == 3); | 3355 ASSERT(args->length() == 3); |
3378 VisitForStackValue(args->at(0)); | 3356 VisitForStackValue(args->at(0)); |
3379 VisitForStackValue(args->at(1)); | 3357 VisitForStackValue(args->at(1)); |
3380 VisitForStackValue(args->at(2)); | 3358 VisitForStackValue(args->at(2)); |
3381 __ CallStub(&stub); | 3359 __ CallStub(&stub); |
3382 context()->Plug(v0); | 3360 context()->Plug(v0); |
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4895 Assembler::target_address_at(pc_immediate_load_address)) == | 4873 Assembler::target_address_at(pc_immediate_load_address)) == |
4896 reinterpret_cast<uint32_t>( | 4874 reinterpret_cast<uint32_t>( |
4897 isolate->builtins()->OsrAfterStackCheck()->entry())); | 4875 isolate->builtins()->OsrAfterStackCheck()->entry())); |
4898 return OSR_AFTER_STACK_CHECK; | 4876 return OSR_AFTER_STACK_CHECK; |
4899 } | 4877 } |
4900 | 4878 |
4901 | 4879 |
4902 } } // namespace v8::internal | 4880 } } // namespace v8::internal |
4903 | 4881 |
4904 #endif // V8_TARGET_ARCH_MIPS | 4882 #endif // V8_TARGET_ARCH_MIPS |
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