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1 // Copyright 2012 the V8 project authors. All rights reserved.7 | 1 // Copyright 2012 the V8 project authors. All rights reserved.7 |
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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2272 default: | 2272 default: |
2273 UNREACHABLE(); | 2273 UNREACHABLE(); |
2274 } | 2274 } |
2275 return cond; | 2275 return cond; |
2276 } | 2276 } |
2277 | 2277 |
2278 | 2278 |
2279 void LCodeGen::DoCompareNumericAndBranch(LCompareNumericAndBranch* instr) { | 2279 void LCodeGen::DoCompareNumericAndBranch(LCompareNumericAndBranch* instr) { |
2280 LOperand* left = instr->left(); | 2280 LOperand* left = instr->left(); |
2281 LOperand* right = instr->right(); | 2281 LOperand* right = instr->right(); |
2282 bool is_unsigned = instr->hydrogen()->CheckFlag(HInstruction::kUint32); | 2282 bool is_unsigned = |
| 2283 instr->hydrogen()->left()->CheckFlag(HInstruction::kUint32) || |
| 2284 instr->hydrogen()->right()->CheckFlag(HInstruction::kUint32); |
2283 Condition cond = TokenToCondition(instr->op(), is_unsigned); | 2285 Condition cond = TokenToCondition(instr->op(), is_unsigned); |
2284 | 2286 |
2285 if (left->IsConstantOperand() && right->IsConstantOperand()) { | 2287 if (left->IsConstantOperand() && right->IsConstantOperand()) { |
2286 // We can statically evaluate the comparison. | 2288 // We can statically evaluate the comparison. |
2287 double left_val = ToDouble(LConstantOperand::cast(left)); | 2289 double left_val = ToDouble(LConstantOperand::cast(left)); |
2288 double right_val = ToDouble(LConstantOperand::cast(right)); | 2290 double right_val = ToDouble(LConstantOperand::cast(right)); |
2289 int next_block = EvalComparison(instr->op(), left_val, right_val) ? | 2291 int next_block = EvalComparison(instr->op(), left_val, right_val) ? |
2290 instr->TrueDestination(chunk_) : instr->FalseDestination(chunk_); | 2292 instr->TrueDestination(chunk_) : instr->FalseDestination(chunk_); |
2291 EmitGoto(next_block); | 2293 EmitGoto(next_block); |
2292 } else { | 2294 } else { |
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5885 __ li(at, scope_info); | 5887 __ li(at, scope_info); |
5886 __ Push(at, ToRegister(instr->function())); | 5888 __ Push(at, ToRegister(instr->function())); |
5887 CallRuntime(Runtime::kHiddenPushBlockContext, 2, instr); | 5889 CallRuntime(Runtime::kHiddenPushBlockContext, 2, instr); |
5888 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5890 RecordSafepoint(Safepoint::kNoLazyDeopt); |
5889 } | 5891 } |
5890 | 5892 |
5891 | 5893 |
5892 #undef __ | 5894 #undef __ |
5893 | 5895 |
5894 } } // namespace v8::internal | 5896 } } // namespace v8::internal |
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