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| author | Vladimir Marko <vmarko@google.com> | 2014-12-19 10:29:51 +0000 |
|---|---|---|
| committer | Vladimir Marko <vmarko@google.com> | 2014-12-19 15:22:51 +0000 |
| commit | 341e425599ba32f0776bcd294882e1e30cafa10f (patch) | |
| tree | 9a2ac9cd1d9732e5d0243dcbb2474dd2e746e908 /compiler/dex/mir_graph.h | |
| parent | ffda4993af78484feb7a4ce5497c1796463c0ba1 (diff) | |
| download | android_art-341e425599ba32f0776bcd294882e1e30cafa10f.tar.gz android_art-341e425599ba32f0776bcd294882e1e30cafa10f.tar.bz2 android_art-341e425599ba32f0776bcd294882e1e30cafa10f.zip | |
Clean up dead loops before suspend check elimination.
Get rid of BasicBlock::KillUnreachable() and just Kill()
unreachable blocks from the DFS order calculation.
Bug: 18718277
Change-Id: Icaf7b9c2320530e950f87e1e2e2bd1fa5f53cb98
Diffstat (limited to 'compiler/dex/mir_graph.h')
| -rw-r--r-- | compiler/dex/mir_graph.h | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/compiler/dex/mir_graph.h b/compiler/dex/mir_graph.h index 5c5d22983b..23bdd87239 100644 --- a/compiler/dex/mir_graph.h +++ b/compiler/dex/mir_graph.h @@ -410,18 +410,12 @@ class BasicBlock : public DeletableArenaObject<kArenaAllocBB> { /** * @brief Kill the BasicBlock. - * @details Unlink predecessors to make this block unreachable, then KillUnreachable(). + * @details Unlink predecessors and successors, remove all MIRs, set the block type to kDead + * and set hidden to true. */ void Kill(MIRGraph* mir_graph); /** - * @brief Kill the unreachable block and all blocks that become unreachable by killing this one. - * @details Set the block type to kDead and set hidden to true, remove all MIRs, - * unlink all successors and recursively kill successors that become unreachable. - */ - void KillUnreachable(MIRGraph* mir_graph); - - /** * @brief Is ssa_reg the last SSA definition of that VR in the block? */ bool IsSSALiveOut(const CompilationUnit* c_unit, int ssa_reg); |