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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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/compiler/code-generator.h" | 5 #include "src/compiler/code-generator.h" |
6 | 6 |
7 #include "src/compiler/code-generator-impl.h" | 7 #include "src/compiler/code-generator-impl.h" |
8 #include "src/compiler/gap-resolver.h" | 8 #include "src/compiler/gap-resolver.h" |
9 #include "src/compiler/node-matchers.h" | 9 #include "src/compiler/node-matchers.h" |
10 #include "src/compiler/node-properties-inl.h" | 10 #include "src/compiler/node-properties-inl.h" |
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231 if (FLAG_debug_code) { | 231 if (FLAG_debug_code) { |
232 // Check the function's context matches the context argument. | 232 // Check the function's context matches the context argument. |
233 __ cmpp(rsi, FieldOperand(func, JSFunction::kContextOffset)); | 233 __ cmpp(rsi, FieldOperand(func, JSFunction::kContextOffset)); |
234 __ Assert(equal, kWrongFunctionContext); | 234 __ Assert(equal, kWrongFunctionContext); |
235 } | 235 } |
236 __ Call(FieldOperand(func, JSFunction::kCodeEntryOffset)); | 236 __ Call(FieldOperand(func, JSFunction::kCodeEntryOffset)); |
237 AddSafepointAndDeopt(instr); | 237 AddSafepointAndDeopt(instr); |
238 break; | 238 break; |
239 } | 239 } |
240 case kArchJmp: | 240 case kArchJmp: |
241 __ jmp(code_->GetLabel(i.InputRpo(0))); | 241 __ jmp(GetLabel(i.InputRpo(0))); |
242 break; | 242 break; |
243 case kArchNop: | 243 case kArchNop: |
244 // don't emit code for nops. | 244 // don't emit code for nops. |
245 break; | 245 break; |
246 case kArchRet: | 246 case kArchRet: |
247 AssembleReturn(); | 247 AssembleReturn(); |
248 break; | 248 break; |
249 case kArchStackPointer: | 249 case kArchStackPointer: |
250 __ movq(i.OutputRegister(), rsp); | 250 __ movq(i.OutputRegister(), rsp); |
251 break; | 251 break; |
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613 X64OperandConverter i(this, instr); | 613 X64OperandConverter i(this, instr); |
614 Label done; | 614 Label done; |
615 | 615 |
616 // Emit a branch. The true and false targets are always the last two inputs | 616 // Emit a branch. The true and false targets are always the last two inputs |
617 // to the instruction. | 617 // to the instruction. |
618 BasicBlock::RpoNumber tblock = | 618 BasicBlock::RpoNumber tblock = |
619 i.InputRpo(static_cast<int>(instr->InputCount()) - 2); | 619 i.InputRpo(static_cast<int>(instr->InputCount()) - 2); |
620 BasicBlock::RpoNumber fblock = | 620 BasicBlock::RpoNumber fblock = |
621 i.InputRpo(static_cast<int>(instr->InputCount()) - 1); | 621 i.InputRpo(static_cast<int>(instr->InputCount()) - 1); |
622 bool fallthru = IsNextInAssemblyOrder(fblock); | 622 bool fallthru = IsNextInAssemblyOrder(fblock); |
623 Label* tlabel = code()->GetLabel(tblock); | 623 Label* tlabel = GetLabel(tblock); |
624 Label* flabel = fallthru ? &done : code()->GetLabel(fblock); | 624 Label* flabel = fallthru ? &done : GetLabel(fblock); |
625 Label::Distance flabel_distance = fallthru ? Label::kNear : Label::kFar; | 625 Label::Distance flabel_distance = fallthru ? Label::kNear : Label::kFar; |
626 switch (condition) { | 626 switch (condition) { |
627 case kUnorderedEqual: | 627 case kUnorderedEqual: |
628 __ j(parity_even, flabel, flabel_distance); | 628 __ j(parity_even, flabel, flabel_distance); |
629 // Fall through. | 629 // Fall through. |
630 case kEqual: | 630 case kEqual: |
631 __ j(equal, tlabel); | 631 __ j(equal, tlabel); |
632 break; | 632 break; |
633 case kUnorderedNotEqual: | 633 case kUnorderedNotEqual: |
634 __ j(parity_even, tlabel); | 634 __ j(parity_even, tlabel); |
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1031 } | 1031 } |
1032 } | 1032 } |
1033 MarkLazyDeoptSite(); | 1033 MarkLazyDeoptSite(); |
1034 } | 1034 } |
1035 | 1035 |
1036 #undef __ | 1036 #undef __ |
1037 | 1037 |
1038 } // namespace internal | 1038 } // namespace internal |
1039 } // namespace compiler | 1039 } // namespace compiler |
1040 } // namespace v8 | 1040 } // namespace v8 |
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