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Issue 9195009: MIPS: Inlining Math.min and Math.max in crankshaft. (Closed)
Patch Set: Created 8 years, 11 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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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273 const Operand& src2); 273 const Operand& src2);
274 void EmitBranchF(int left_block, 274 void EmitBranchF(int left_block,
275 int right_block, 275 int right_block,
276 Condition cc, 276 Condition cc,
277 FPURegister src1, 277 FPURegister src1,
278 FPURegister src2); 278 FPURegister src2);
279 void EmitCmpI(LOperand* left, LOperand* right); 279 void EmitCmpI(LOperand* left, LOperand* right);
280 void EmitNumberUntagD(Register input, 280 void EmitNumberUntagD(Register input,
281 DoubleRegister result, 281 DoubleRegister result,
282 bool deoptimize_on_undefined, 282 bool deoptimize_on_undefined,
283 bool deoptimize_on_minus_zero,
283 LEnvironment* env); 284 LEnvironment* env);
284 285
285 // Emits optimized code for typeof x == "y". Modifies input register. 286 // Emits optimized code for typeof x == "y". Modifies input register.
286 // Returns the condition on which a final split to 287 // Returns the condition on which a final split to
287 // true and false label should be made, to optimize fallthrough. 288 // true and false label should be made, to optimize fallthrough.
288 // Returns two registers in cmp1 and cmp2 that can be used in the 289 // Returns two registers in cmp1 and cmp2 that can be used in the
289 // Branch instruction after EmitTypeofIs. 290 // Branch instruction after EmitTypeofIs.
290 Condition EmitTypeofIs(Label* true_label, 291 Condition EmitTypeofIs(Label* true_label,
291 Label* false_label, 292 Label* false_label,
292 Register input, 293 Register input,
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436 LCodeGen* codegen_; 437 LCodeGen* codegen_;
437 Label entry_; 438 Label entry_;
438 Label exit_; 439 Label exit_;
439 Label* external_exit_; 440 Label* external_exit_;
440 int instruction_index_; 441 int instruction_index_;
441 }; 442 };
442 443
443 } } // namespace v8::internal 444 } } // namespace v8::internal
444 445
445 #endif // V8_MIPS_LITHIUM_CODEGEN_MIPS_H_ 446 #endif // V8_MIPS_LITHIUM_CODEGEN_MIPS_H_
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