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Issue 148223002: Remove CallICs (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Update test262 status file Created 6 years, 10 months ago
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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 // 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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1528 // object to the callee and optionally the space to pass the argument 1528 // object to the callee and optionally the space to pass the argument
1529 // object to the stub failure handler. 1529 // object to the stub failure handler.
1530 ASSERT(descriptor->register_param_count_ >= 0); 1530 ASSERT(descriptor->register_param_count_ >= 0);
1531 int height_in_bytes = kPointerSize * descriptor->register_param_count_ + 1531 int height_in_bytes = kPointerSize * descriptor->register_param_count_ +
1532 sizeof(Arguments) + kPointerSize; 1532 sizeof(Arguments) + kPointerSize;
1533 int fixed_frame_size = StandardFrameConstants::kFixedFrameSize; 1533 int fixed_frame_size = StandardFrameConstants::kFixedFrameSize;
1534 int input_frame_size = input_->GetFrameSize(); 1534 int input_frame_size = input_->GetFrameSize();
1535 int output_frame_size = height_in_bytes + fixed_frame_size; 1535 int output_frame_size = height_in_bytes + fixed_frame_size;
1536 if (trace_scope_ != NULL) { 1536 if (trace_scope_ != NULL) {
1537 PrintF(trace_scope_->file(), 1537 PrintF(trace_scope_->file(),
1538 " translating %s => StubFailure%sTrampolineStub, height=%d\n", 1538 " translating %s => StubFailureTrampolineStub, height=%d\n",
1539 CodeStub::MajorName(static_cast<CodeStub::Major>(major_key), false), 1539 CodeStub::MajorName(static_cast<CodeStub::Major>(major_key), false),
1540 descriptor->HasTailCallContinuation() ? "TailCall" : "",
1541 height_in_bytes); 1540 height_in_bytes);
1542 } 1541 }
1543 1542
1544 // The stub failure trampoline is a single frame. 1543 // The stub failure trampoline is a single frame.
1545 FrameDescription* output_frame = 1544 FrameDescription* output_frame =
1546 new(output_frame_size) FrameDescription(output_frame_size, NULL); 1545 new(output_frame_size) FrameDescription(output_frame_size, NULL);
1547 output_frame->SetFrameType(StackFrame::STUB_FAILURE_TRAMPOLINE); 1546 output_frame->SetFrameType(StackFrame::STUB_FAILURE_TRAMPOLINE);
1548 ASSERT(frame_index == 0); 1547 ASSERT(frame_index == 0);
1549 output_[frame_index] = output_frame; 1548 output_[frame_index] = output_frame;
1550 1549
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1619 value = reinterpret_cast<intptr_t>( 1618 value = reinterpret_cast<intptr_t>(
1620 Smi::FromInt(StackFrame::STUB_FAILURE_TRAMPOLINE)); 1619 Smi::FromInt(StackFrame::STUB_FAILURE_TRAMPOLINE));
1621 output_frame->SetFrameSlot(output_frame_offset, value); 1620 output_frame->SetFrameSlot(output_frame_offset, value);
1622 if (trace_scope_ != NULL) { 1621 if (trace_scope_ != NULL) {
1623 PrintF(trace_scope_->file(), 1622 PrintF(trace_scope_->file(),
1624 " 0x%08" V8PRIxPTR ": [top + %d] <- 0x%08" 1623 " 0x%08" V8PRIxPTR ": [top + %d] <- 0x%08"
1625 V8PRIxPTR " ; function (stub failure sentinel)\n", 1624 V8PRIxPTR " ; function (stub failure sentinel)\n",
1626 top_address + output_frame_offset, output_frame_offset, value); 1625 top_address + output_frame_offset, output_frame_offset, value);
1627 } 1626 }
1628 1627
1629 intptr_t caller_arg_count = descriptor->HasTailCallContinuation() 1628 intptr_t caller_arg_count = 0;
1630 ? compiled_code_->arguments_count() + 1 : 0;
1631 bool arg_count_known = !descriptor->stack_parameter_count_.is_valid(); 1629 bool arg_count_known = !descriptor->stack_parameter_count_.is_valid();
1632 1630
1633 // Build the Arguments object for the caller's parameters and a pointer to it. 1631 // Build the Arguments object for the caller's parameters and a pointer to it.
1634 output_frame_offset -= kPointerSize; 1632 output_frame_offset -= kPointerSize;
1635 int args_arguments_offset = output_frame_offset; 1633 int args_arguments_offset = output_frame_offset;
1636 intptr_t the_hole = reinterpret_cast<intptr_t>( 1634 intptr_t the_hole = reinterpret_cast<intptr_t>(
1637 isolate_->heap()->the_hole_value()); 1635 isolate_->heap()->the_hole_value());
1638 if (arg_count_known) { 1636 if (arg_count_known) {
1639 value = frame_ptr + StandardFrameConstants::kCallerSPOffset + 1637 value = frame_ptr + StandardFrameConstants::kCallerSPOffset +
1640 (caller_arg_count - 1) * kPointerSize; 1638 (caller_arg_count - 1) * kPointerSize;
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1716 } 1714 }
1717 1715
1718 // Copy the double registers from the input into the output frame. 1716 // Copy the double registers from the input into the output frame.
1719 CopyDoubleRegisters(output_frame); 1717 CopyDoubleRegisters(output_frame);
1720 1718
1721 // Fill registers containing handler and number of parameters. 1719 // Fill registers containing handler and number of parameters.
1722 SetPlatformCompiledStubRegisters(output_frame, descriptor); 1720 SetPlatformCompiledStubRegisters(output_frame, descriptor);
1723 1721
1724 // Compute this frame's PC, state, and continuation. 1722 // Compute this frame's PC, state, and continuation.
1725 Code* trampoline = NULL; 1723 Code* trampoline = NULL;
1726 if (descriptor->HasTailCallContinuation()) { 1724 StubFunctionMode function_mode = descriptor->function_mode_;
1727 StubFailureTailCallTrampolineStub().FindCodeInCache(&trampoline, isolate_); 1725 StubFailureTrampolineStub(function_mode).FindCodeInCache(&trampoline,
1728 } else { 1726 isolate_);
1729 StubFunctionMode function_mode = descriptor->function_mode_;
1730 StubFailureTrampolineStub(function_mode).FindCodeInCache(&trampoline,
1731 isolate_);
1732 }
1733 ASSERT(trampoline != NULL); 1727 ASSERT(trampoline != NULL);
1734 output_frame->SetPc(reinterpret_cast<intptr_t>( 1728 output_frame->SetPc(reinterpret_cast<intptr_t>(
1735 trampoline->instruction_start())); 1729 trampoline->instruction_start()));
1736 output_frame->SetState(Smi::FromInt(FullCodeGenerator::NO_REGISTERS)); 1730 output_frame->SetState(Smi::FromInt(FullCodeGenerator::NO_REGISTERS));
1737 Code* notify_failure = NotifyStubFailureBuiltin(); 1731 Code* notify_failure = NotifyStubFailureBuiltin();
1738 output_frame->SetContinuation( 1732 output_frame->SetContinuation(
1739 reinterpret_cast<intptr_t>(notify_failure->entry())); 1733 reinterpret_cast<intptr_t>(notify_failure->entry()));
1740 } 1734 }
1741 1735
1742 1736
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3463 3457
3464 void DeoptimizedFrameInfo::Iterate(ObjectVisitor* v) { 3458 void DeoptimizedFrameInfo::Iterate(ObjectVisitor* v) {
3465 v->VisitPointer(BitCast<Object**>(&function_)); 3459 v->VisitPointer(BitCast<Object**>(&function_));
3466 v->VisitPointers(parameters_, parameters_ + parameters_count_); 3460 v->VisitPointers(parameters_, parameters_ + parameters_count_);
3467 v->VisitPointers(expression_stack_, expression_stack_ + expression_count_); 3461 v->VisitPointers(expression_stack_, expression_stack_ + expression_count_);
3468 } 3462 }
3469 3463
3470 #endif // ENABLE_DEBUGGER_SUPPORT 3464 #endif // ENABLE_DEBUGGER_SUPPORT
3471 3465
3472 } } // namespace v8::internal 3466 } } // namespace v8::internal
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