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Issue 6381001: ARM: Implement DoCmpJSObjectEqAndBranch. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 9 years, 11 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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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1605 1605
1606 1606
1607 void LCodeGen::DoCmpJSObjectEq(LCmpJSObjectEq* instr) { 1607 void LCodeGen::DoCmpJSObjectEq(LCmpJSObjectEq* instr) {
1608 Register left = ToRegister(instr->left()); 1608 Register left = ToRegister(instr->left());
1609 Register right = ToRegister(instr->right()); 1609 Register right = ToRegister(instr->right());
1610 Register result = ToRegister(instr->result()); 1610 Register result = ToRegister(instr->result());
1611 1611
1612 __ cmp(left, Operand(right)); 1612 __ cmp(left, Operand(right));
1613 __ LoadRoot(result, Heap::kTrueValueRootIndex, eq); 1613 __ LoadRoot(result, Heap::kTrueValueRootIndex, eq);
1614 __ LoadRoot(result, Heap::kFalseValueRootIndex, ne); 1614 __ LoadRoot(result, Heap::kFalseValueRootIndex, ne);
1615 Abort("DoCmpJSObjectEq untested.");
1616 } 1615 }
1617 1616
1618 1617
1619 void LCodeGen::DoCmpJSObjectEqAndBranch(LCmpJSObjectEqAndBranch* instr) { 1618 void LCodeGen::DoCmpJSObjectEqAndBranch(LCmpJSObjectEqAndBranch* instr) {
1620 Abort("DoCmpJSObjectEqAndBranch unimplemented."); 1619 Register left = ToRegister(instr->left());
1620 Register right = ToRegister(instr->right());
1621 int false_block = chunk_->LookupDestination(instr->false_block_id());
1622 int true_block = chunk_->LookupDestination(instr->true_block_id());
1623
1624 __ cmp(left, Operand(right));
1625 EmitBranch(true_block, false_block, eq);
1621 } 1626 }
1622 1627
1623 1628
1624 void LCodeGen::DoIsNull(LIsNull* instr) { 1629 void LCodeGen::DoIsNull(LIsNull* instr) {
1625 Register reg = ToRegister(instr->input()); 1630 Register reg = ToRegister(instr->input());
1626 Register result = ToRegister(instr->result()); 1631 Register result = ToRegister(instr->result());
1627 1632
1628 __ LoadRoot(ip, Heap::kNullValueRootIndex); 1633 __ LoadRoot(ip, Heap::kNullValueRootIndex);
1629 __ cmp(reg, ip); 1634 __ cmp(reg, ip);
1630 if (instr->is_strict()) { 1635 if (instr->is_strict()) {
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3215 3220
3216 3221
3217 void LCodeGen::DoOsrEntry(LOsrEntry* instr) { 3222 void LCodeGen::DoOsrEntry(LOsrEntry* instr) {
3218 Abort("DoOsrEntry unimplemented."); 3223 Abort("DoOsrEntry unimplemented.");
3219 } 3224 }
3220 3225
3221 3226
3222 #undef __ 3227 #undef __
3223 3228
3224 } } // namespace v8::internal 3229 } } // namespace v8::internal
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