OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 |
(...skipping 5033 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
5044 __ LoadRoot(ip, Heap::kUndefinedValueRootIndex); | 5044 __ LoadRoot(ip, Heap::kUndefinedValueRootIndex); |
5045 __ cmp(input_reg, Operand(ip)); | 5045 __ cmp(input_reg, Operand(ip)); |
5046 DeoptimizeIf(ne, instr->environment()); | 5046 DeoptimizeIf(ne, instr->environment()); |
5047 __ mov(input_reg, Operand::Zero()); | 5047 __ mov(input_reg, Operand::Zero()); |
5048 __ b(&done); | 5048 __ b(&done); |
5049 | 5049 |
5050 __ bind(&heap_number); | 5050 __ bind(&heap_number); |
5051 __ sub(scratch1, input_reg, Operand(kHeapObjectTag)); | 5051 __ sub(scratch1, input_reg, Operand(kHeapObjectTag)); |
5052 __ vldr(double_scratch2, scratch1, HeapNumber::kValueOffset); | 5052 __ vldr(double_scratch2, scratch1, HeapNumber::kValueOffset); |
5053 | 5053 |
5054 __ ECMAToInt32(input_reg, double_scratch2, double_scratch, | 5054 __ ECMAToInt32(input_reg, double_scratch2, |
5055 scratch1, scratch2, scratch3); | 5055 scratch1, scratch2, scratch3, double_scratch); |
5056 | 5056 |
5057 } else { | 5057 } else { |
5058 // Deoptimize if we don't have a heap number. | 5058 // Deoptimize if we don't have a heap number. |
5059 DeoptimizeIf(ne, instr->environment()); | 5059 DeoptimizeIf(ne, instr->environment()); |
5060 | 5060 |
5061 __ sub(ip, input_reg, Operand(kHeapObjectTag)); | 5061 __ sub(ip, input_reg, Operand(kHeapObjectTag)); |
5062 __ vldr(double_scratch, ip, HeapNumber::kValueOffset); | 5062 __ vldr(double_scratch, ip, HeapNumber::kValueOffset); |
5063 __ TryDoubleToInt32Exact(input_reg, double_scratch, double_scratch2); | 5063 __ TryDoubleToInt32Exact(input_reg, double_scratch, double_scratch2); |
5064 DeoptimizeIf(ne, instr->environment()); | 5064 DeoptimizeIf(ne, instr->environment()); |
5065 | 5065 |
(...skipping 76 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
5142 Register result_reg = ToRegister(instr->result()); | 5142 Register result_reg = ToRegister(instr->result()); |
5143 Register scratch1 = scratch0(); | 5143 Register scratch1 = scratch0(); |
5144 Register scratch2 = ToRegister(instr->temp()); | 5144 Register scratch2 = ToRegister(instr->temp()); |
5145 DwVfpRegister double_input = ToDoubleRegister(instr->value()); | 5145 DwVfpRegister double_input = ToDoubleRegister(instr->value()); |
5146 DwVfpRegister double_scratch = double_scratch0(); | 5146 DwVfpRegister double_scratch = double_scratch0(); |
5147 | 5147 |
5148 Label done; | 5148 Label done; |
5149 | 5149 |
5150 if (instr->truncating()) { | 5150 if (instr->truncating()) { |
5151 Register scratch3 = ToRegister(instr->temp2()); | 5151 Register scratch3 = ToRegister(instr->temp2()); |
5152 __ ECMAToInt32(result_reg, double_input, double_scratch, | 5152 __ ECMAToInt32(result_reg, double_input, |
5153 scratch1, scratch2, scratch3); | 5153 scratch1, scratch2, scratch3, double_scratch); |
5154 } else { | 5154 } else { |
5155 __ TryDoubleToInt32Exact(result_reg, double_input, double_scratch); | 5155 __ TryDoubleToInt32Exact(result_reg, double_input, double_scratch); |
5156 // Deoptimize if the input wasn't a int32 (inside a double). | 5156 // Deoptimize if the input wasn't a int32 (inside a double). |
5157 DeoptimizeIf(ne, instr->environment()); | 5157 DeoptimizeIf(ne, instr->environment()); |
5158 } | 5158 } |
5159 __ bind(&done); | 5159 __ bind(&done); |
5160 } | 5160 } |
5161 | 5161 |
5162 | 5162 |
5163 void LCodeGen::DoCheckSmi(LCheckSmi* instr) { | 5163 void LCodeGen::DoCheckSmi(LCheckSmi* instr) { |
(...skipping 844 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
6008 __ sub(scratch, result, Operand(index, LSL, kPointerSizeLog2 - kSmiTagSize)); | 6008 __ sub(scratch, result, Operand(index, LSL, kPointerSizeLog2 - kSmiTagSize)); |
6009 __ ldr(result, FieldMemOperand(scratch, | 6009 __ ldr(result, FieldMemOperand(scratch, |
6010 FixedArray::kHeaderSize - kPointerSize)); | 6010 FixedArray::kHeaderSize - kPointerSize)); |
6011 __ bind(&done); | 6011 __ bind(&done); |
6012 } | 6012 } |
6013 | 6013 |
6014 | 6014 |
6015 #undef __ | 6015 #undef __ |
6016 | 6016 |
6017 } } // namespace v8::internal | 6017 } } // namespace v8::internal |
OLD | NEW |