Address additional comments on try-catch CL
Extra documentation of try-catch building.
Change-Id: I5048c5fcb354c76fa4a60c3d8d21dd216bc9f6cd
diff --git a/compiler/optimizing/builder.h b/compiler/optimizing/builder.h
index 9744a55..cae762b 100644
--- a/compiler/optimizing/builder.h
+++ b/compiler/optimizing/builder.h
@@ -98,9 +98,19 @@
HBasicBlock* FindBlockStartingAt(int32_t dex_pc) const;
HBasicBlock* FindOrCreateBlockStartingAt(int32_t dex_pc);
+ // Returns whether the dex_pc of `block` lies within the given range.
bool IsBlockInPcRange(HBasicBlock* block, uint32_t dex_pc_start, uint32_t dex_pc_end);
+
+ // Adds new blocks to `branch_targets_` starting at the limits of TryItems and
+ // their exception handlers.
void CreateBlocksForTryCatch(const DexFile::CodeItem& code_item);
+
+ // Splits edges which cross the boundaries of TryItems, inserts TryBoundary
+ // instructions and links them to the corresponding catch blocks.
void InsertTryBoundaryBlocks(const DexFile::CodeItem& code_item);
+
+ // Splits a single edge, inserting a TryBoundary of given `kind` and linking
+ // it to exception handlers of `try_item`.
void SplitTryBoundaryEdge(HBasicBlock* predecessor,
HBasicBlock* successor,
HTryBoundary::BoundaryKind kind,