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Side by Side Diff: src/arm/lithium-codegen-arm.cc

Issue 10832342: Rename "global context" to "native context", (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 8 years, 4 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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3589 DeferredDoRandom* deferred = new(zone()) DeferredDoRandom(this, instr); 3589 DeferredDoRandom* deferred = new(zone()) DeferredDoRandom(this, instr);
3590 3590
3591 // Having marked this instruction as a call we can use any 3591 // Having marked this instruction as a call we can use any
3592 // registers. 3592 // registers.
3593 ASSERT(ToDoubleRegister(instr->result()).is(d7)); 3593 ASSERT(ToDoubleRegister(instr->result()).is(d7));
3594 ASSERT(ToRegister(instr->InputAt(0)).is(r0)); 3594 ASSERT(ToRegister(instr->InputAt(0)).is(r0));
3595 3595
3596 static const int kSeedSize = sizeof(uint32_t); 3596 static const int kSeedSize = sizeof(uint32_t);
3597 STATIC_ASSERT(kPointerSize == kSeedSize); 3597 STATIC_ASSERT(kPointerSize == kSeedSize);
3598 3598
3599 __ ldr(r0, FieldMemOperand(r0, GlobalObject::kGlobalContextOffset)); 3599 __ ldr(r0, FieldMemOperand(r0, GlobalObject::kNativeContextOffset));
3600 static const int kRandomSeedOffset = 3600 static const int kRandomSeedOffset =
3601 FixedArray::kHeaderSize + Context::RANDOM_SEED_INDEX * kPointerSize; 3601 FixedArray::kHeaderSize + Context::RANDOM_SEED_INDEX * kPointerSize;
3602 __ ldr(r2, FieldMemOperand(r0, kRandomSeedOffset)); 3602 __ ldr(r2, FieldMemOperand(r0, kRandomSeedOffset));
3603 // r2: FixedArray of the global context's random seeds 3603 // r2: FixedArray of the native context's random seeds
3604 3604
3605 // Load state[0]. 3605 // Load state[0].
3606 __ ldr(r1, FieldMemOperand(r2, ByteArray::kHeaderSize)); 3606 __ ldr(r1, FieldMemOperand(r2, ByteArray::kHeaderSize));
3607 __ cmp(r1, Operand(0)); 3607 __ cmp(r1, Operand(0));
3608 __ b(eq, deferred->entry()); 3608 __ b(eq, deferred->entry());
3609 // Load state[1]. 3609 // Load state[1].
3610 __ ldr(r0, FieldMemOperand(r2, ByteArray::kHeaderSize + kSeedSize)); 3610 __ ldr(r0, FieldMemOperand(r2, ByteArray::kHeaderSize + kSeedSize));
3611 // r1: state[0]. 3611 // r1: state[0].
3612 // r0: state[1]. 3612 // r0: state[1].
3613 3613
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5527 __ sub(scratch, result, Operand(index, LSL, kPointerSizeLog2 - kSmiTagSize)); 5527 __ sub(scratch, result, Operand(index, LSL, kPointerSizeLog2 - kSmiTagSize));
5528 __ ldr(result, FieldMemOperand(scratch, 5528 __ ldr(result, FieldMemOperand(scratch,
5529 FixedArray::kHeaderSize - kPointerSize)); 5529 FixedArray::kHeaderSize - kPointerSize));
5530 __ bind(&done); 5530 __ bind(&done);
5531 } 5531 }
5532 5532
5533 5533
5534 #undef __ 5534 #undef __
5535 5535
5536 } } // namespace v8::internal 5536 } } // namespace v8::internal
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