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Issue 11377132: Support all fast elements kinds in the major array operations. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Fixed slicing of holey arguments Created 8 years, 1 month 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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7557 // and value is Smi. 7557 // and value is Smi.
7558 __ bind(&smi_element); 7558 __ bind(&smi_element);
7559 __ ldr(r5, FieldMemOperand(r1, JSObject::kElementsOffset)); 7559 __ ldr(r5, FieldMemOperand(r1, JSObject::kElementsOffset));
7560 __ add(r6, r5, Operand(r3, LSL, kPointerSizeLog2 - kSmiTagSize)); 7560 __ add(r6, r5, Operand(r3, LSL, kPointerSizeLog2 - kSmiTagSize));
7561 __ str(r0, FieldMemOperand(r6, FixedArray::kHeaderSize)); 7561 __ str(r0, FieldMemOperand(r6, FixedArray::kHeaderSize));
7562 __ Ret(); 7562 __ Ret();
7563 7563
7564 // Array literal has ElementsKind of FAST_DOUBLE_ELEMENTS. 7564 // Array literal has ElementsKind of FAST_DOUBLE_ELEMENTS.
7565 __ bind(&double_elements); 7565 __ bind(&double_elements);
7566 __ ldr(r5, FieldMemOperand(r1, JSObject::kElementsOffset)); 7566 __ ldr(r5, FieldMemOperand(r1, JSObject::kElementsOffset));
7567 __ StoreNumberToDoubleElements(r0, r3, r1, 7567 __ StoreNumberToDoubleElements(r0, r3,
7568 // Overwrites all regs after this. 7568 // Overwrites all regs after this.
7569 r5, r6, r7, r9, r2, 7569 r5, r6, r7, r9, r2,
7570 &slow_elements); 7570 &slow_elements);
7571 __ Ret(); 7571 __ Ret();
7572 } 7572 }
7573 7573
7574 7574
7575 void ProfileEntryHookStub::MaybeCallEntryHook(MacroAssembler* masm) { 7575 void ProfileEntryHookStub::MaybeCallEntryHook(MacroAssembler* masm) {
7576 if (entry_hook_ != NULL) { 7576 if (entry_hook_ != NULL) {
7577 PredictableCodeSizeScope predictable(masm); 7577 PredictableCodeSizeScope predictable(masm);
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7629 7629
7630 __ Pop(lr, r5, r1); 7630 __ Pop(lr, r5, r1);
7631 __ Ret(); 7631 __ Ret();
7632 } 7632 }
7633 7633
7634 #undef __ 7634 #undef __
7635 7635
7636 } } // namespace v8::internal 7636 } } // namespace v8::internal
7637 7637
7638 #endif // V8_TARGET_ARCH_ARM 7638 #endif // V8_TARGET_ARCH_ARM
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