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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 // 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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3066 kSaveFPRegs, | 3066 kSaveFPRegs, |
3067 EMIT_REMEMBERED_SET, | 3067 EMIT_REMEMBERED_SET, |
3068 check_needed); | 3068 check_needed); |
3069 } | 3069 } |
3070 | 3070 |
3071 __ bind(&skip_assignment); | 3071 __ bind(&skip_assignment); |
3072 } | 3072 } |
3073 | 3073 |
3074 | 3074 |
3075 void LCodeGen::DoLoadNamedField(LLoadNamedField* instr) { | 3075 void LCodeGen::DoLoadNamedField(LLoadNamedField* instr) { |
3076 int offset = instr->hydrogen()->offset(); | 3076 HObjectAccess access = instr->hydrogen()->access(); |
| 3077 int offset = access.offset(); |
3077 Register object = ToRegister(instr->object()); | 3078 Register object = ToRegister(instr->object()); |
3078 if (instr->hydrogen()->representation().IsDouble()) { | 3079 if (instr->hydrogen()->representation().IsDouble()) { |
3079 DwVfpRegister result = ToDoubleRegister(instr->result()); | 3080 DwVfpRegister result = ToDoubleRegister(instr->result()); |
3080 __ vldr(result, FieldMemOperand(object, offset)); | 3081 __ vldr(result, FieldMemOperand(object, offset)); |
3081 return; | 3082 return; |
3082 } | 3083 } |
3083 | 3084 |
3084 Register result = ToRegister(instr->result()); | 3085 Register result = ToRegister(instr->result()); |
3085 if (instr->hydrogen()->is_in_object()) { | 3086 if (access.IsInobject()) { |
3086 __ ldr(result, FieldMemOperand(object, offset)); | 3087 __ ldr(result, FieldMemOperand(object, offset)); |
3087 } else { | 3088 } else { |
3088 __ ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset)); | 3089 __ ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset)); |
3089 __ ldr(result, FieldMemOperand(result, offset)); | 3090 __ ldr(result, FieldMemOperand(result, offset)); |
3090 } | 3091 } |
3091 } | 3092 } |
3092 | 3093 |
3093 | 3094 |
3094 void LCodeGen::EmitLoadFieldOrConstantFunction(Register result, | 3095 void LCodeGen::EmitLoadFieldOrConstantFunction(Register result, |
3095 Register object, | 3096 Register object, |
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4226 Register base = ToRegister(instr->base_object()); | 4227 Register base = ToRegister(instr->base_object()); |
4227 __ add(result, base, Operand(instr->offset())); | 4228 __ add(result, base, Operand(instr->offset())); |
4228 } | 4229 } |
4229 | 4230 |
4230 | 4231 |
4231 void LCodeGen::DoStoreNamedField(LStoreNamedField* instr) { | 4232 void LCodeGen::DoStoreNamedField(LStoreNamedField* instr) { |
4232 Representation representation = instr->representation(); | 4233 Representation representation = instr->representation(); |
4233 | 4234 |
4234 Register object = ToRegister(instr->object()); | 4235 Register object = ToRegister(instr->object()); |
4235 Register scratch = scratch0(); | 4236 Register scratch = scratch0(); |
4236 int offset = instr->offset(); | 4237 |
| 4238 HObjectAccess access = instr->hydrogen()->access(); |
| 4239 int offset = access.offset(); |
4237 | 4240 |
4238 Handle<Map> transition = instr->transition(); | 4241 Handle<Map> transition = instr->transition(); |
4239 | 4242 |
4240 if (FLAG_track_heap_object_fields && representation.IsHeapObject()) { | 4243 if (FLAG_track_heap_object_fields && representation.IsHeapObject()) { |
4241 Register value = ToRegister(instr->value()); | 4244 Register value = ToRegister(instr->value()); |
4242 if (!instr->hydrogen()->value()->type().IsHeapObject()) { | 4245 if (!instr->hydrogen()->value()->type().IsHeapObject()) { |
4243 __ SmiTst(value); | 4246 __ SmiTst(value); |
4244 DeoptimizeIf(eq, instr->environment()); | 4247 DeoptimizeIf(eq, instr->environment()); |
4245 } | 4248 } |
4246 } else if (FLAG_track_double_fields && representation.IsDouble()) { | 4249 } else if (FLAG_track_double_fields && representation.IsDouble()) { |
4247 ASSERT(transition.is_null()); | 4250 ASSERT(transition.is_null()); |
4248 ASSERT(instr->is_in_object()); | 4251 ASSERT(access.IsInobject()); |
4249 ASSERT(!instr->hydrogen()->NeedsWriteBarrier()); | 4252 ASSERT(!instr->hydrogen()->NeedsWriteBarrier()); |
4250 DwVfpRegister value = ToDoubleRegister(instr->value()); | 4253 DwVfpRegister value = ToDoubleRegister(instr->value()); |
4251 __ vstr(value, FieldMemOperand(object, offset)); | 4254 __ vstr(value, FieldMemOperand(object, offset)); |
4252 return; | 4255 return; |
4253 } | 4256 } |
4254 | 4257 |
4255 if (!transition.is_null()) { | 4258 if (!transition.is_null()) { |
4256 if (transition->CanBeDeprecated()) { | 4259 if (transition->CanBeDeprecated()) { |
4257 transition_maps_.Add(transition, info()->zone()); | 4260 transition_maps_.Add(transition, info()->zone()); |
4258 } | 4261 } |
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4271 OMIT_SMI_CHECK); | 4274 OMIT_SMI_CHECK); |
4272 } | 4275 } |
4273 } | 4276 } |
4274 | 4277 |
4275 // Do the store. | 4278 // Do the store. |
4276 Register value = ToRegister(instr->value()); | 4279 Register value = ToRegister(instr->value()); |
4277 ASSERT(!object.is(value)); | 4280 ASSERT(!object.is(value)); |
4278 HType type = instr->hydrogen()->value()->type(); | 4281 HType type = instr->hydrogen()->value()->type(); |
4279 SmiCheck check_needed = | 4282 SmiCheck check_needed = |
4280 type.IsHeapObject() ? OMIT_SMI_CHECK : INLINE_SMI_CHECK; | 4283 type.IsHeapObject() ? OMIT_SMI_CHECK : INLINE_SMI_CHECK; |
4281 if (instr->is_in_object()) { | 4284 if (access.IsInobject()) { |
4282 __ str(value, FieldMemOperand(object, offset)); | 4285 __ str(value, FieldMemOperand(object, offset)); |
4283 if (instr->hydrogen()->NeedsWriteBarrier()) { | 4286 if (instr->hydrogen()->NeedsWriteBarrier()) { |
4284 // Update the write barrier for the object for in-object properties. | 4287 // Update the write barrier for the object for in-object properties. |
4285 __ RecordWriteField(object, | 4288 __ RecordWriteField(object, |
4286 offset, | 4289 offset, |
4287 value, | 4290 value, |
4288 scratch, | 4291 scratch, |
4289 GetLinkRegisterState(), | 4292 GetLinkRegisterState(), |
4290 kSaveFPRegs, | 4293 kSaveFPRegs, |
4291 EMIT_REMEMBERED_SET, | 4294 EMIT_REMEMBERED_SET, |
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5995 __ sub(scratch, result, Operand::PointerOffsetFromSmiKey(index)); | 5998 __ sub(scratch, result, Operand::PointerOffsetFromSmiKey(index)); |
5996 __ ldr(result, FieldMemOperand(scratch, | 5999 __ ldr(result, FieldMemOperand(scratch, |
5997 FixedArray::kHeaderSize - kPointerSize)); | 6000 FixedArray::kHeaderSize - kPointerSize)); |
5998 __ bind(&done); | 6001 __ bind(&done); |
5999 } | 6002 } |
6000 | 6003 |
6001 | 6004 |
6002 #undef __ | 6005 #undef __ |
6003 | 6006 |
6004 } } // namespace v8::internal | 6007 } } // namespace v8::internal |
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