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Issue 194613005: MIPS: Mode clean-up pt 1: rename classic/non-strict mode to sloppy mode. (Closed) Base URL: https://github.com/v8/v8.git@gbl
Patch Set: Created 6 years, 9 months ago
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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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1059 __ lw(a2, FieldMemOperand(a1, JSFunction::kSharedFunctionInfoOffset)); 1059 __ lw(a2, FieldMemOperand(a1, JSFunction::kSharedFunctionInfoOffset));
1060 __ lw(a3, FieldMemOperand(a2, SharedFunctionInfo::kCompilerHintsOffset)); 1060 __ lw(a3, FieldMemOperand(a2, SharedFunctionInfo::kCompilerHintsOffset));
1061 __ And(t3, a3, Operand(1 << (SharedFunctionInfo::kStrictModeFunction + 1061 __ And(t3, a3, Operand(1 << (SharedFunctionInfo::kStrictModeFunction +
1062 kSmiTagSize))); 1062 kSmiTagSize)));
1063 __ Branch(&shift_arguments, ne, t3, Operand(zero_reg)); 1063 __ Branch(&shift_arguments, ne, t3, Operand(zero_reg));
1064 1064
1065 // Do not transform the receiver for native (Compilerhints already in a3). 1065 // Do not transform the receiver for native (Compilerhints already in a3).
1066 __ And(t3, a3, Operand(1 << (SharedFunctionInfo::kNative + kSmiTagSize))); 1066 __ And(t3, a3, Operand(1 << (SharedFunctionInfo::kNative + kSmiTagSize)));
1067 __ Branch(&shift_arguments, ne, t3, Operand(zero_reg)); 1067 __ Branch(&shift_arguments, ne, t3, Operand(zero_reg));
1068 1068
1069 // Compute the receiver in non-strict mode. 1069 // Compute the receiver in sloppy mode.
1070 // Load first argument in a2. a2 = -kPointerSize(sp + n_args << 2). 1070 // Load first argument in a2. a2 = -kPointerSize(sp + n_args << 2).
1071 __ sll(at, a0, kPointerSizeLog2); 1071 __ sll(at, a0, kPointerSizeLog2);
1072 __ addu(a2, sp, at); 1072 __ addu(a2, sp, at);
1073 __ lw(a2, MemOperand(a2, -kPointerSize)); 1073 __ lw(a2, MemOperand(a2, -kPointerSize));
1074 // a0: actual number of arguments 1074 // a0: actual number of arguments
1075 // a1: function 1075 // a1: function
1076 // a2: first argument 1076 // a2: first argument
1077 __ JumpIfSmi(a2, &convert_to_object, t2); 1077 __ JumpIfSmi(a2, &convert_to_object, t2);
1078 1078
1079 __ LoadRoot(a3, Heap::kUndefinedValueRootIndex); 1079 __ LoadRoot(a3, Heap::kUndefinedValueRootIndex);
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1262 Label call_to_object, use_global_receiver; 1262 Label call_to_object, use_global_receiver;
1263 __ lw(a2, FieldMemOperand(a2, SharedFunctionInfo::kCompilerHintsOffset)); 1263 __ lw(a2, FieldMemOperand(a2, SharedFunctionInfo::kCompilerHintsOffset));
1264 __ And(t3, a2, Operand(1 << (SharedFunctionInfo::kStrictModeFunction + 1264 __ And(t3, a2, Operand(1 << (SharedFunctionInfo::kStrictModeFunction +
1265 kSmiTagSize))); 1265 kSmiTagSize)));
1266 __ Branch(&push_receiver, ne, t3, Operand(zero_reg)); 1266 __ Branch(&push_receiver, ne, t3, Operand(zero_reg));
1267 1267
1268 // Do not transform the receiver for native (Compilerhints already in a2). 1268 // Do not transform the receiver for native (Compilerhints already in a2).
1269 __ And(t3, a2, Operand(1 << (SharedFunctionInfo::kNative + kSmiTagSize))); 1269 __ And(t3, a2, Operand(1 << (SharedFunctionInfo::kNative + kSmiTagSize)));
1270 __ Branch(&push_receiver, ne, t3, Operand(zero_reg)); 1270 __ Branch(&push_receiver, ne, t3, Operand(zero_reg));
1271 1271
1272 // Compute the receiver in non-strict mode. 1272 // Compute the receiver in sloppy mode.
1273 __ JumpIfSmi(a0, &call_to_object); 1273 __ JumpIfSmi(a0, &call_to_object);
1274 __ LoadRoot(a1, Heap::kNullValueRootIndex); 1274 __ LoadRoot(a1, Heap::kNullValueRootIndex);
1275 __ Branch(&use_global_receiver, eq, a0, Operand(a1)); 1275 __ Branch(&use_global_receiver, eq, a0, Operand(a1));
1276 __ LoadRoot(a2, Heap::kUndefinedValueRootIndex); 1276 __ LoadRoot(a2, Heap::kUndefinedValueRootIndex);
1277 __ Branch(&use_global_receiver, eq, a0, Operand(a2)); 1277 __ Branch(&use_global_receiver, eq, a0, Operand(a2));
1278 1278
1279 // Check if the receiver is already a JavaScript object. 1279 // Check if the receiver is already a JavaScript object.
1280 // a0: receiver 1280 // a0: receiver
1281 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); 1281 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE);
1282 __ GetObjectType(a0, a1, a1); 1282 __ GetObjectType(a0, a1, a1);
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1499 __ bind(&dont_adapt_arguments); 1499 __ bind(&dont_adapt_arguments);
1500 __ Jump(a3); 1500 __ Jump(a3);
1501 } 1501 }
1502 1502
1503 1503
1504 #undef __ 1504 #undef __
1505 1505
1506 } } // namespace v8::internal 1506 } } // namespace v8::internal
1507 1507
1508 #endif // V8_TARGET_ARCH_MIPS 1508 #endif // V8_TARGET_ARCH_MIPS
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