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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 "src/crankshaft/mips64/lithium-codegen-mips64.h" | 5 #include "src/crankshaft/mips64/lithium-codegen-mips64.h" |
6 | 6 |
7 #include "src/code-factory.h" | 7 #include "src/code-factory.h" |
8 #include "src/code-stubs.h" | 8 #include "src/code-stubs.h" |
9 #include "src/crankshaft/hydrogen-osr.h" | 9 #include "src/crankshaft/hydrogen-osr.h" |
10 #include "src/crankshaft/mips64/lithium-gap-resolver-mips64.h" | 10 #include "src/crankshaft/mips64/lithium-gap-resolver-mips64.h" |
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2270 LOperand* right = instr->right(); | 2270 LOperand* right = instr->right(); |
2271 bool is_unsigned = | 2271 bool is_unsigned = |
2272 instr->hydrogen()->left()->CheckFlag(HInstruction::kUint32) || | 2272 instr->hydrogen()->left()->CheckFlag(HInstruction::kUint32) || |
2273 instr->hydrogen()->right()->CheckFlag(HInstruction::kUint32); | 2273 instr->hydrogen()->right()->CheckFlag(HInstruction::kUint32); |
2274 Condition cond = TokenToCondition(instr->op(), is_unsigned); | 2274 Condition cond = TokenToCondition(instr->op(), is_unsigned); |
2275 | 2275 |
2276 if (left->IsConstantOperand() && right->IsConstantOperand()) { | 2276 if (left->IsConstantOperand() && right->IsConstantOperand()) { |
2277 // We can statically evaluate the comparison. | 2277 // We can statically evaluate the comparison. |
2278 double left_val = ToDouble(LConstantOperand::cast(left)); | 2278 double left_val = ToDouble(LConstantOperand::cast(left)); |
2279 double right_val = ToDouble(LConstantOperand::cast(right)); | 2279 double right_val = ToDouble(LConstantOperand::cast(right)); |
2280 int next_block = EvalComparison(instr->op(), left_val, right_val) ? | 2280 int next_block = Token::EvalComparison(instr->op(), left_val, right_val) |
2281 instr->TrueDestination(chunk_) : instr->FalseDestination(chunk_); | 2281 ? instr->TrueDestination(chunk_) |
| 2282 : instr->FalseDestination(chunk_); |
2282 EmitGoto(next_block); | 2283 EmitGoto(next_block); |
2283 } else { | 2284 } else { |
2284 if (instr->is_double()) { | 2285 if (instr->is_double()) { |
2285 // Compare left and right as doubles and load the | 2286 // Compare left and right as doubles and load the |
2286 // resulting flags into the normal status register. | 2287 // resulting flags into the normal status register. |
2287 FPURegister left_reg = ToDoubleRegister(left); | 2288 FPURegister left_reg = ToDoubleRegister(left); |
2288 FPURegister right_reg = ToDoubleRegister(right); | 2289 FPURegister right_reg = ToDoubleRegister(right); |
2289 | 2290 |
2290 // If a NaN is involved, i.e. the result is unordered, | 2291 // If a NaN is involved, i.e. the result is unordered, |
2291 // jump to false block label. | 2292 // jump to false block label. |
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5833 __ Push(at, ToRegister(instr->function())); | 5834 __ Push(at, ToRegister(instr->function())); |
5834 CallRuntime(Runtime::kPushBlockContext, instr); | 5835 CallRuntime(Runtime::kPushBlockContext, instr); |
5835 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5836 RecordSafepoint(Safepoint::kNoLazyDeopt); |
5836 } | 5837 } |
5837 | 5838 |
5838 | 5839 |
5839 #undef __ | 5840 #undef __ |
5840 | 5841 |
5841 } // namespace internal | 5842 } // namespace internal |
5842 } // namespace v8 | 5843 } // namespace v8 |
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