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Side by Side Diff: src/arm/ic-arm.cc

Issue 352583002: The IC exposes a register definition. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: CodeStubDescriptor is beefed up to encapsulate an owned pointer and other fields. Created 6 years, 6 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 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #if V8_TARGET_ARCH_ARM 7 #if V8_TARGET_ARCH_ARM
8 8
9 #include "src/arm/assembler-arm.h" 9 #include "src/arm/assembler-arm.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
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538 __ Push(r1, r0); 538 __ Push(r1, r0);
539 539
540 // Perform tail call to the entry. 540 // Perform tail call to the entry.
541 ExternalReference ref = 541 ExternalReference ref =
542 ExternalReference(IC_Utility(kKeyedLoadIC_Miss), isolate); 542 ExternalReference(IC_Utility(kKeyedLoadIC_Miss), isolate);
543 543
544 __ TailCallExternalReference(ref, 2, 1); 544 __ TailCallExternalReference(ref, 2, 1);
545 } 545 }
546 546
547 547
548 // IC register specifications
549 const Register LoadIC::ReceiverRegister() { return r0; }
550 const Register LoadIC::NameRegister() { return r2; }
551 const Register KeyedLoadIC::ReceiverRegister() { return r1; }
552 const Register KeyedLoadIC::NameRegister() { return r0; }
553
554
555 const Register* KeyedLoadIC::AllocateRegisterArray() {
556 Register* registers = new Register[kRegisterArgumentCount];
557 registers[0] = ReceiverRegister();
558 registers[1] = NameRegister();
559 return registers;
560 }
561
562
548 void KeyedLoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) { 563 void KeyedLoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) {
549 // ---------- S t a t e -------------- 564 // ---------- S t a t e --------------
550 // -- lr : return address 565 // -- lr : return address
551 // -- r0 : key 566 // -- r0 : key
552 // -- r1 : receiver 567 // -- r1 : receiver
553 // ----------------------------------- 568 // -----------------------------------
554 569
555 __ Push(r1, r0); 570 __ Push(r1, r0);
556 571
557 __ TailCallRuntime(Runtime::kKeyedGetProperty, 2, 1); 572 __ TailCallRuntime(Runtime::kKeyedGetProperty, 2, 1);
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1312 } else { 1327 } else {
1313 ASSERT(Assembler::GetCondition(branch_instr) == ne); 1328 ASSERT(Assembler::GetCondition(branch_instr) == ne);
1314 patcher.EmitCondition(eq); 1329 patcher.EmitCondition(eq);
1315 } 1330 }
1316 } 1331 }
1317 1332
1318 1333
1319 } } // namespace v8::internal 1334 } } // namespace v8::internal
1320 1335
1321 #endif // V8_TARGET_ARCH_ARM 1336 #endif // V8_TARGET_ARCH_ARM
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