llvm::moveInstructionsToTheBeginning

Move instructions, in an order‐preserving manner, from FromBB to the beginning of ToBB when proven safe.

Synopsis

Declared in <llvm/Transforms/Utils/CodeMoverUtils.h>

void
moveInstructionsToTheBeginning(
    BasicBlock& FromBB,
    BasicBlock& ToBB,
    DominatorTree& DT,
    PostDominatorTree const& PDT,
    DependenceInfo& DI,
    ScalarEvolution& SE);

Parameters

Name

Description

FromBB

Block whose safe instructions are moved.

ToBB

Destination block that receives the moved instructions.

Dominator tree for the function.

PDT

Post‐dominator tree for the function.

Dependence information used for safety checks.

Scalar evolution analysis invalidated for moved values.

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