parallel-copy-rep ( mapping -- insns )
Parallel copy

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parallel-copy ( mapping -- insns )

Vocabulary
compiler.cfg.parallel-copy

Inputs

mapping

assoc of { dst src } virtual register pairs

Outputs

insns

an array

Word description
Creates ##copy instructions. Representation selection must have been run previously.

Definition

USING: compiler.cfg.instructions
compiler.cfg.parallel-copy.private compiler.cfg.registers kernel
make namespaces ;

IN: compiler.cfg.parallel-copy

: parallel-copy-rep ( mapping -- insns )
    [
        H{ } clone temp-vregs set
        [ rep-of temp-vreg ] [ dup rep-of ##copy, ]
        parallel-mapping
    ] { } make ;