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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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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1038 __ Ldr(scratch1, | 1038 __ Ldr(scratch1, |
1039 FieldMemOperand(function, JSFunction::kSharedFunctionInfoOffset)); | 1039 FieldMemOperand(function, JSFunction::kSharedFunctionInfoOffset)); |
1040 __ Ldr(scratch2.W(), | 1040 __ Ldr(scratch2.W(), |
1041 FieldMemOperand(scratch1, SharedFunctionInfo::kCompilerHintsOffset)); | 1041 FieldMemOperand(scratch1, SharedFunctionInfo::kCompilerHintsOffset)); |
1042 __ TestAndBranchIfAnySet( | 1042 __ TestAndBranchIfAnySet( |
1043 scratch2.W(), | 1043 scratch2.W(), |
1044 (1 << SharedFunctionInfo::kStrictModeFunction) | | 1044 (1 << SharedFunctionInfo::kStrictModeFunction) | |
1045 (1 << SharedFunctionInfo::kNative), | 1045 (1 << SharedFunctionInfo::kNative), |
1046 &shift_arguments); | 1046 &shift_arguments); |
1047 | 1047 |
1048 // Compute the receiver in non-strict mode. | 1048 // Compute the receiver in sloppy mode. |
1049 Register receiver = x2; | 1049 Register receiver = x2; |
1050 __ Sub(scratch1, argc, 1); | 1050 __ Sub(scratch1, argc, 1); |
1051 __ Peek(receiver, Operand(scratch1, LSL, kXRegSizeInBytesLog2)); | 1051 __ Peek(receiver, Operand(scratch1, LSL, kXRegSizeInBytesLog2)); |
1052 __ JumpIfSmi(receiver, &convert_to_object); | 1052 __ JumpIfSmi(receiver, &convert_to_object); |
1053 | 1053 |
1054 __ JumpIfRoot(receiver, Heap::kUndefinedValueRootIndex, | 1054 __ JumpIfRoot(receiver, Heap::kUndefinedValueRootIndex, |
1055 &use_global_receiver); | 1055 &use_global_receiver); |
1056 __ JumpIfRoot(receiver, Heap::kNullValueRootIndex, &use_global_receiver); | 1056 __ JumpIfRoot(receiver, Heap::kNullValueRootIndex, &use_global_receiver); |
1057 | 1057 |
1058 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); | 1058 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); |
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1240 JSFunction::kSharedFunctionInfoOffset)); | 1240 JSFunction::kSharedFunctionInfoOffset)); |
1241 | 1241 |
1242 // Compute and push the receiver. | 1242 // Compute and push the receiver. |
1243 // Do not transform the receiver for strict mode functions. | 1243 // Do not transform the receiver for strict mode functions. |
1244 Label convert_receiver_to_object, use_global_receiver; | 1244 Label convert_receiver_to_object, use_global_receiver; |
1245 __ Ldr(w10, FieldMemOperand(x2, SharedFunctionInfo::kCompilerHintsOffset)); | 1245 __ Ldr(w10, FieldMemOperand(x2, SharedFunctionInfo::kCompilerHintsOffset)); |
1246 __ Tbnz(x10, SharedFunctionInfo::kStrictModeFunction, &push_receiver); | 1246 __ Tbnz(x10, SharedFunctionInfo::kStrictModeFunction, &push_receiver); |
1247 // Do not transform the receiver for native functions. | 1247 // Do not transform the receiver for native functions. |
1248 __ Tbnz(x10, SharedFunctionInfo::kNative, &push_receiver); | 1248 __ Tbnz(x10, SharedFunctionInfo::kNative, &push_receiver); |
1249 | 1249 |
1250 // Compute the receiver in non-strict mode. | 1250 // Compute the receiver in sloppy mode. |
1251 __ JumpIfSmi(receiver, &convert_receiver_to_object); | 1251 __ JumpIfSmi(receiver, &convert_receiver_to_object); |
1252 __ JumpIfRoot(receiver, Heap::kNullValueRootIndex, &use_global_receiver); | 1252 __ JumpIfRoot(receiver, Heap::kNullValueRootIndex, &use_global_receiver); |
1253 __ JumpIfRoot(receiver, Heap::kUndefinedValueRootIndex, | 1253 __ JumpIfRoot(receiver, Heap::kUndefinedValueRootIndex, |
1254 &use_global_receiver); | 1254 &use_global_receiver); |
1255 | 1255 |
1256 // Check if the receiver is already a JavaScript object. | 1256 // Check if the receiver is already a JavaScript object. |
1257 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); | 1257 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); |
1258 __ JumpIfObjectType(receiver, x10, x11, FIRST_SPEC_OBJECT_TYPE, | 1258 __ JumpIfObjectType(receiver, x10, x11, FIRST_SPEC_OBJECT_TYPE, |
1259 &push_receiver, ge); | 1259 &push_receiver, ge); |
1260 | 1260 |
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1470 __ Bind(&dont_adapt_arguments); | 1470 __ Bind(&dont_adapt_arguments); |
1471 __ Jump(x3); | 1471 __ Jump(x3); |
1472 } | 1472 } |
1473 | 1473 |
1474 | 1474 |
1475 #undef __ | 1475 #undef __ |
1476 | 1476 |
1477 } } // namespace v8::internal | 1477 } } // namespace v8::internal |
1478 | 1478 |
1479 #endif // V8_TARGET_ARCH_ARM | 1479 #endif // V8_TARGET_ARCH_ARM |
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