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Issue 9583037: Reland r10908 (Ensure consistent result of transcendental function0.) (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 8 years, 9 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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5413 bool HGraphBuilder::TryInlineBuiltinFunctionCall(Call* expr, bool drop_extra) { 5413 bool HGraphBuilder::TryInlineBuiltinFunctionCall(Call* expr, bool drop_extra) {
5414 if (!expr->target()->shared()->HasBuiltinFunctionId()) return false; 5414 if (!expr->target()->shared()->HasBuiltinFunctionId()) return false;
5415 BuiltinFunctionId id = expr->target()->shared()->builtin_function_id(); 5415 BuiltinFunctionId id = expr->target()->shared()->builtin_function_id();
5416 switch (id) { 5416 switch (id) {
5417 case kMathRound: 5417 case kMathRound:
5418 case kMathAbs: 5418 case kMathAbs:
5419 case kMathSqrt: 5419 case kMathSqrt:
5420 case kMathLog: 5420 case kMathLog:
5421 case kMathSin: 5421 case kMathSin:
5422 case kMathCos: 5422 case kMathCos:
5423 case kMathTan:
5423 if (expr->arguments()->length() == 1) { 5424 if (expr->arguments()->length() == 1) {
5424 HValue* argument = Pop(); 5425 HValue* argument = Pop();
5425 HValue* context = environment()->LookupContext(); 5426 HValue* context = environment()->LookupContext();
5426 Drop(1); // Receiver. 5427 Drop(1); // Receiver.
5427 HUnaryMathOperation* op = 5428 HUnaryMathOperation* op =
5428 new(zone()) HUnaryMathOperation(context, argument, id); 5429 new(zone()) HUnaryMathOperation(context, argument, id);
5429 op->set_position(expr->position()); 5430 op->set_position(expr->position());
5430 if (drop_extra) Drop(1); // Optionally drop the function. 5431 if (drop_extra) Drop(1); // Optionally drop the function.
5431 ast_context()->ReturnInstruction(op, expr->id()); 5432 ast_context()->ReturnInstruction(op, expr->id());
5432 return true; 5433 return true;
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5473 return true; 5474 return true;
5474 } 5475 }
5475 break; 5476 break;
5476 case kMathRound: 5477 case kMathRound:
5477 case kMathFloor: 5478 case kMathFloor:
5478 case kMathAbs: 5479 case kMathAbs:
5479 case kMathSqrt: 5480 case kMathSqrt:
5480 case kMathLog: 5481 case kMathLog:
5481 case kMathSin: 5482 case kMathSin:
5482 case kMathCos: 5483 case kMathCos:
5484 case kMathTan:
5483 if (argument_count == 2 && check_type == RECEIVER_MAP_CHECK) { 5485 if (argument_count == 2 && check_type == RECEIVER_MAP_CHECK) {
5484 AddCheckConstantFunction(expr, receiver, receiver_map, true); 5486 AddCheckConstantFunction(expr, receiver, receiver_map, true);
5485 HValue* argument = Pop(); 5487 HValue* argument = Pop();
5486 HValue* context = environment()->LookupContext(); 5488 HValue* context = environment()->LookupContext();
5487 Drop(1); // Receiver. 5489 Drop(1); // Receiver.
5488 HUnaryMathOperation* op = 5490 HUnaryMathOperation* op =
5489 new(zone()) HUnaryMathOperation(context, argument, id); 5491 new(zone()) HUnaryMathOperation(context, argument, id);
5490 op->set_position(expr->position()); 5492 op->set_position(expr->position());
5491 ast_context()->ReturnInstruction(op, expr->id()); 5493 ast_context()->ReturnInstruction(op, expr->id());
5492 return true; 5494 return true;
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8045 } 8047 }
8046 } 8048 }
8047 8049
8048 #ifdef DEBUG 8050 #ifdef DEBUG
8049 if (graph_ != NULL) graph_->Verify(false); // No full verify. 8051 if (graph_ != NULL) graph_->Verify(false); // No full verify.
8050 if (allocator_ != NULL) allocator_->Verify(); 8052 if (allocator_ != NULL) allocator_->Verify();
8051 #endif 8053 #endif
8052 } 8054 }
8053 8055
8054 } } // namespace v8::internal 8056 } } // namespace v8::internal
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