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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/ppc/lithium-codegen-ppc.h" | 5 #include "src/crankshaft/ppc/lithium-codegen-ppc.h" |
6 | 6 |
7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
8 #include "src/code-factory.h" | 8 #include "src/code-factory.h" |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/crankshaft/hydrogen-osr.h" | 10 #include "src/crankshaft/hydrogen-osr.h" |
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2288 LOperand* right = instr->right(); | 2288 LOperand* right = instr->right(); |
2289 bool is_unsigned = | 2289 bool is_unsigned = |
2290 instr->hydrogen()->left()->CheckFlag(HInstruction::kUint32) || | 2290 instr->hydrogen()->left()->CheckFlag(HInstruction::kUint32) || |
2291 instr->hydrogen()->right()->CheckFlag(HInstruction::kUint32); | 2291 instr->hydrogen()->right()->CheckFlag(HInstruction::kUint32); |
2292 Condition cond = TokenToCondition(instr->op()); | 2292 Condition cond = TokenToCondition(instr->op()); |
2293 | 2293 |
2294 if (left->IsConstantOperand() && right->IsConstantOperand()) { | 2294 if (left->IsConstantOperand() && right->IsConstantOperand()) { |
2295 // We can statically evaluate the comparison. | 2295 // We can statically evaluate the comparison. |
2296 double left_val = ToDouble(LConstantOperand::cast(left)); | 2296 double left_val = ToDouble(LConstantOperand::cast(left)); |
2297 double right_val = ToDouble(LConstantOperand::cast(right)); | 2297 double right_val = ToDouble(LConstantOperand::cast(right)); |
2298 int next_block = EvalComparison(instr->op(), left_val, right_val) | 2298 int next_block = Token::EvalComparison(instr->op(), left_val, right_val) |
2299 ? instr->TrueDestination(chunk_) | 2299 ? instr->TrueDestination(chunk_) |
2300 : instr->FalseDestination(chunk_); | 2300 : instr->FalseDestination(chunk_); |
2301 EmitGoto(next_block); | 2301 EmitGoto(next_block); |
2302 } else { | 2302 } else { |
2303 if (instr->is_double()) { | 2303 if (instr->is_double()) { |
2304 // Compare left and right operands as doubles and load the | 2304 // Compare left and right operands as doubles and load the |
2305 // resulting flags into the normal status register. | 2305 // resulting flags into the normal status register. |
2306 __ fcmpu(ToDoubleRegister(left), ToDoubleRegister(right)); | 2306 __ fcmpu(ToDoubleRegister(left), ToDoubleRegister(right)); |
2307 // If a NaN is involved, i.e. the result is unordered, | 2307 // If a NaN is involved, i.e. the result is unordered, |
2308 // jump to false block label. | 2308 // jump to false block label. |
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5867 __ Push(scope_info); | 5867 __ Push(scope_info); |
5868 __ push(ToRegister(instr->function())); | 5868 __ push(ToRegister(instr->function())); |
5869 CallRuntime(Runtime::kPushBlockContext, instr); | 5869 CallRuntime(Runtime::kPushBlockContext, instr); |
5870 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5870 RecordSafepoint(Safepoint::kNoLazyDeopt); |
5871 } | 5871 } |
5872 | 5872 |
5873 | 5873 |
5874 #undef __ | 5874 #undef __ |
5875 } // namespace internal | 5875 } // namespace internal |
5876 } // namespace v8 | 5876 } // namespace v8 |
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