dart::kernel::BreakableBlock Class Reference

#include <kernel_to_il.h>

Public Member Functions
	BreakableBlock (FlowGraphBuilder *builder)
	~BreakableBlock ()
bool	HadJumper ()
JoinEntryInstr *	destination ()
JoinEntryInstr *	BreakDestination (intptr_t label_index, TryFinallyBlock **outer_finally, intptr_t *context_depth)

Detailed Description

Definition at line 833 of file kernel_to_il.h.

Constructor & Destructor Documentation

BreakableBlock()

dart::kernel::BreakableBlock::BreakableBlock ( FlowGraphBuilder *  builder )

inlineexplicit

Definition at line 835 of file kernel_to_il.h.

      : builder_(builder),
        outer_(builder->breakable_block_),
        destination_(nullptr),
        outer_finally_(builder->try_finally_block_),
        context_depth_(builder->context_depth_),
        try_index_(builder->CurrentTryIndex()) {
    if (builder_->breakable_block_ == nullptr) {
      index_ = 0;
    } else {
      index_ = builder_->breakable_block_->index_ + 1;
    }
    builder_->breakable_block_ = this;
  }

~BreakableBlock()

dart::kernel::BreakableBlock::~BreakableBlock ( )

inline

Definition at line 849 of file kernel_to_il.h.

{ builder_->breakable_block_ = outer_; }

Member Function Documentation

BreakDestination()

JoinEntryInstr * dart::kernel::BreakableBlock::BreakDestination ( intptr_t  label_index, TryFinallyBlock **  outer_finally, intptr_t *  context_depth  )

inline

Definition at line 855 of file kernel_to_il.h.

                                                            {
    // Verify consistency of program state.
    ASSERT(builder_->breakable_block_ == this);
    // Find corresponding destination.
    BreakableBlock* block = this;
    while (block->index_ != label_index) {
      block = block->outer_;
      ASSERT(block != nullptr);
    }
    *outer_finally = block->outer_finally_;
    *context_depth = block->context_depth_;
    return block->EnsureDestination();
  }

destination()

JoinEntryInstr * dart::kernel::BreakableBlock::destination ( )

inline

Definition at line 853 of file kernel_to_il.h.

{ return destination_; }

HadJumper()

bool dart::kernel::BreakableBlock::HadJumper ( )

inline

Definition at line 851 of file kernel_to_il.h.

{ return destination_ != nullptr; }

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The documentation for this class was generated from the following file:

• third_party/dart-lang/sdk/runtime/vm/compiler/frontend/kernel_to_il.h