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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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| 4004 Register scratch = scratch0(); | 4004 Register scratch = scratch0(); |
| 4005 LOperand* input = instr->InputAt(0); | 4005 LOperand* input = instr->InputAt(0); |
| 4006 ASSERT(input->IsRegister()); | 4006 ASSERT(input->IsRegister()); |
| 4007 Register reg = ToRegister(input); | 4007 Register reg = ToRegister(input); |
| 4008 __ ldr(scratch, FieldMemOperand(reg, HeapObject::kMapOffset)); | 4008 __ ldr(scratch, FieldMemOperand(reg, HeapObject::kMapOffset)); |
| 4009 __ cmp(scratch, Operand(instr->hydrogen()->map())); | 4009 __ cmp(scratch, Operand(instr->hydrogen()->map())); |
| 4010 DeoptimizeIf(ne, instr->environment()); | 4010 DeoptimizeIf(ne, instr->environment()); |
| 4011 } | 4011 } |
| 4012 | 4012 |
| 4013 | 4013 |
| 4014 void LCodeGen::DoClampDoubleToUint8(LClampDoubleToUint8* instr) { | 4014 void LCodeGen::DoClampDToUint8(LClampDToUint8* instr) { |
| 4015 DoubleRegister value_reg = ToDoubleRegister(instr->unclamped()); | 4015 DoubleRegister value_reg = ToDoubleRegister(instr->unclamped()); |
| 4016 Register result_reg = ToRegister(instr->result()); | 4016 Register result_reg = ToRegister(instr->result()); |
| 4017 DoubleRegister temp_reg = ToDoubleRegister(instr->TempAt(0)); | 4017 DoubleRegister temp_reg = ToDoubleRegister(instr->TempAt(0)); |
| 4018 __ ClampDoubleToUint8(result_reg, value_reg, temp_reg); | 4018 __ ClampDoubleToUint8(result_reg, value_reg, temp_reg); |
| 4019 } | 4019 } |
| 4020 | 4020 |
| 4021 | 4021 |
| 4022 void LCodeGen::DoClampIToUint8(LClampIToUint8* instr) { | 4022 void LCodeGen::DoClampIToUint8(LClampIToUint8* instr) { |
| 4023 Register unclamped_reg = ToRegister(instr->unclamped()); | 4023 Register unclamped_reg = ToRegister(instr->unclamped()); |
| 4024 Register result_reg = ToRegister(instr->result()); | 4024 Register result_reg = ToRegister(instr->result()); |
| 4025 __ ClampUint8(result_reg, unclamped_reg); | 4025 __ ClampUint8(result_reg, unclamped_reg); |
| 4026 } | 4026 } |
| 4027 | 4027 |
| 4028 | 4028 |
| 4029 void LCodeGen::DoClampTaggedToUint8(LClampTaggedToUint8* instr) { | 4029 void LCodeGen::DoClampTToUint8(LClampTToUint8* instr) { |
| 4030 Register scratch = scratch0(); | 4030 Register scratch = scratch0(); |
| 4031 Register input_reg = ToRegister(instr->unclamped()); | 4031 Register input_reg = ToRegister(instr->unclamped()); |
| 4032 Register result_reg = ToRegister(instr->result()); | 4032 Register result_reg = ToRegister(instr->result()); |
| 4033 DoubleRegister temp_reg = ToDoubleRegister(instr->TempAt(0)); | 4033 DoubleRegister temp_reg = ToDoubleRegister(instr->TempAt(0)); |
| 4034 Label is_smi, done, heap_number; | 4034 Label is_smi, done, heap_number; |
| 4035 | 4035 |
| 4036 // Both smi and heap number cases are handled. | 4036 // Both smi and heap number cases are handled. |
| 4037 __ JumpIfSmi(input_reg, &is_smi); | 4037 __ JumpIfSmi(input_reg, &is_smi); |
| 4038 | 4038 |
| 4039 // Check for heap number | 4039 // Check for heap number |
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| 4466 ASSERT(osr_pc_offset_ == -1); | 4466 ASSERT(osr_pc_offset_ == -1); |
| 4467 osr_pc_offset_ = masm()->pc_offset(); | 4467 osr_pc_offset_ = masm()->pc_offset(); |
| 4468 } | 4468 } |
| 4469 | 4469 |
| 4470 | 4470 |
| 4471 | 4471 |
| 4472 | 4472 |
| 4473 #undef __ | 4473 #undef __ |
| 4474 | 4474 |
| 4475 } } // namespace v8::internal | 4475 } } // namespace v8::internal |
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