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Issue 17229005: Convert UnaryOpStub to a HydrogenCodeStub (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: rebase Created 7 years, 5 months ago
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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 // 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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4346 default: 4346 default:
4347 UNREACHABLE(); 4347 UNREACHABLE();
4348 } 4348 }
4349 } 4349 }
4350 4350
4351 4351
4352 void FullCodeGenerator::EmitUnaryOperation(UnaryOperation* expr, 4352 void FullCodeGenerator::EmitUnaryOperation(UnaryOperation* expr,
4353 const char* comment) { 4353 const char* comment) {
4354 // TODO(svenpanne): Allowing format strings in Comment would be nice here... 4354 // TODO(svenpanne): Allowing format strings in Comment would be nice here...
4355 Comment cmt(masm_, comment); 4355 Comment cmt(masm_, comment);
4356 bool can_overwrite = expr->expression()->ResultOverwriteAllowed(); 4356 UnaryOpStub stub(expr->op());
4357 UnaryOverwriteMode overwrite =
4358 can_overwrite ? UNARY_OVERWRITE : UNARY_NO_OVERWRITE;
4359 UnaryOpStub stub(expr->op(), overwrite);
4360 // UnaryOpStub expects the argument to be in the 4357 // UnaryOpStub expects the argument to be in the
4361 // accumulator register rax. 4358 // accumulator register rax.
4362 VisitForAccumulatorValue(expr->expression()); 4359 VisitForAccumulatorValue(expr->expression());
4363 SetSourcePosition(expr->position()); 4360 SetSourcePosition(expr->position());
4364 CallIC(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, 4361 CallIC(stub.GetCode(isolate()), RelocInfo::CODE_TARGET,
4365 expr->UnaryOperationFeedbackId()); 4362 expr->UnaryOperationFeedbackId());
4366 context()->Plug(rax); 4363 context()->Plug(rax);
4367 } 4364 }
4368 4365
4369 4366
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4906 *context_length = 0; 4903 *context_length = 0;
4907 return previous_; 4904 return previous_;
4908 } 4905 }
4909 4906
4910 4907
4911 #undef __ 4908 #undef __
4912 4909
4913 } } // namespace v8::internal 4910 } } // namespace v8::internal
4914 4911
4915 #endif // V8_TARGET_ARCH_X64 4912 #endif // V8_TARGET_ARCH_X64
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