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Issue 6274009: ARM: Merging constants in simulator and assembler header files and other clea... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 9 years, 11 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 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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183 Label* gc_required) { 183 Label* gc_required) {
184 Label not_empty, allocated; 184 Label not_empty, allocated;
185 185
186 // Load the initial map from the array function. 186 // Load the initial map from the array function.
187 __ ldr(elements_array_storage, 187 __ ldr(elements_array_storage,
188 FieldMemOperand(array_function, 188 FieldMemOperand(array_function,
189 JSFunction::kPrototypeOrInitialMapOffset)); 189 JSFunction::kPrototypeOrInitialMapOffset));
190 190
191 // Check whether an empty sized array is requested. 191 // Check whether an empty sized array is requested.
192 __ tst(array_size, array_size); 192 __ tst(array_size, array_size);
193 __ b(nz, &not_empty); 193 __ b(ne, &not_empty);
194 194
195 // If an empty array is requested allocate a small elements array anyway. This 195 // If an empty array is requested allocate a small elements array anyway. This
196 // keeps the code below free of special casing for the empty array. 196 // keeps the code below free of special casing for the empty array.
197 int size = JSArray::kSize + 197 int size = JSArray::kSize +
198 FixedArray::SizeFor(JSArray::kPreallocatedArrayElements); 198 FixedArray::SizeFor(JSArray::kPreallocatedArrayElements);
199 __ AllocateInNewSpace(size, 199 __ AllocateInNewSpace(size,
200 result, 200 result,
201 elements_array_end, 201 elements_array_end,
202 scratch1, 202 scratch1,
203 gc_required, 203 gc_required,
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659 // preconditions is not met, the code bails out to the runtime call. 659 // preconditions is not met, the code bails out to the runtime call.
660 Label rt_call, allocated; 660 Label rt_call, allocated;
661 if (FLAG_inline_new) { 661 if (FLAG_inline_new) {
662 Label undo_allocation; 662 Label undo_allocation;
663 #ifdef ENABLE_DEBUGGER_SUPPORT 663 #ifdef ENABLE_DEBUGGER_SUPPORT
664 ExternalReference debug_step_in_fp = 664 ExternalReference debug_step_in_fp =
665 ExternalReference::debug_step_in_fp_address(); 665 ExternalReference::debug_step_in_fp_address();
666 __ mov(r2, Operand(debug_step_in_fp)); 666 __ mov(r2, Operand(debug_step_in_fp));
667 __ ldr(r2, MemOperand(r2)); 667 __ ldr(r2, MemOperand(r2));
668 __ tst(r2, r2); 668 __ tst(r2, r2);
669 __ b(nz, &rt_call); 669 __ b(ne, &rt_call);
670 #endif 670 #endif
671 671
672 // Load the initial map and verify that it is in fact a map. 672 // Load the initial map and verify that it is in fact a map.
673 // r1: constructor function 673 // r1: constructor function
674 __ ldr(r2, FieldMemOperand(r1, JSFunction::kPrototypeOrInitialMapOffset)); 674 __ ldr(r2, FieldMemOperand(r1, JSFunction::kPrototypeOrInitialMapOffset));
675 __ tst(r2, Operand(kSmiTagMask)); 675 __ tst(r2, Operand(kSmiTagMask));
676 __ b(eq, &rt_call); 676 __ b(eq, &rt_call);
677 __ CompareObjectType(r2, r3, r4, MAP_TYPE); 677 __ CompareObjectType(r2, r3, r4, MAP_TYPE);
678 __ b(ne, &rt_call); 678 __ b(ne, &rt_call);
679 679
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1565 __ bind(&dont_adapt_arguments); 1565 __ bind(&dont_adapt_arguments);
1566 __ Jump(r3); 1566 __ Jump(r3);
1567 } 1567 }
1568 1568
1569 1569
1570 #undef __ 1570 #undef __
1571 1571
1572 } } // namespace v8::internal 1572 } } // namespace v8::internal
1573 1573
1574 #endif // V8_TARGET_ARCH_ARM 1574 #endif // V8_TARGET_ARCH_ARM
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