##unbox-long-long
Basic block instructions

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Vocabulary
compiler.cfg.instructions

Class description
Instruction that unboxes a 64-bit integer to two 32-bit registers. Only used on 32 bit architectures.

Definition

IN: compiler.cfg.instructions

TUPLE: ##unbox-long-long < foldable-insn
    dst1 dst2 src unboxer insn# ;

Methods

USING: accessors compiler.cfg.gvn.avail
compiler.cfg.instructions kernel ;

M: ##unbox-long-long >avail-insn-defs
    [ ] change-dst1 [ ] change-dst2 drop ;


USING: accessors compiler.cfg.gvn.avail
compiler.cfg.instructions kernel ;

M: ##unbox-long-long >avail-insn-uses
    [ dup >avail-vreg or* ] change-src drop ;


USING: accessors arrays compiler.cfg.gvn.expressions
compiler.cfg.gvn.graph compiler.cfg.instructions kernel
sequences.private ;

M: ##unbox-long-long >expr
    \ ##unbox-long-long swap [ src>> vreg>vn ] keep
    [ unboxer>> ] keep drop 3 f <array> 2 swap
    [ set-array-nth ] keep 1 swap [ set-array-nth ] keep 0 swap
    [ set-array-nth ] keep ;


USING: accessors arrays compiler.cfg.instructions
compiler.cfg.value-numbering.expressions
compiler.cfg.value-numbering.graph kernel sequences.private ;

M: ##unbox-long-long >expr
    \ ##unbox-long-long swap [ src>> vreg>vn ] keep
    [ unboxer>> ] keep drop 3 f <array> 2 swap
    [ set-array-nth ] keep 1 swap [ set-array-nth ] keep 0 swap
    [ set-array-nth ] keep ;


USING: accessors compiler.cfg.instructions
compiler.cfg.linear-scan.assignment kernel ;

M: ##unbox-long-long assign-insn-defs
    [ vreg>reg ] change-dst1 [ vreg>reg ] change-dst2 drop ;


USING: accessors compiler.cfg.instructions
compiler.cfg.linear-scan.assignment kernel ;

M: ##unbox-long-long assign-insn-uses
    [ vreg>reg ] change-src drop ;


USING: accessors compiler.cfg.instructions
compiler.cfg.representations.rewrite kernel ;

M: ##unbox-long-long convert-insn-defs
    [ converted-value ] change-dst1
    [ converted-value ] change-dst2 drop ;


USING: accessors compiler.cfg.instructions
compiler.cfg.representations.rewrite kernel ;

M: ##unbox-long-long convert-insn-uses
    [ converted-value ] change-src drop ;


USING: compiler.cfg.instructions
compiler.cfg.representations.preferred cpu.architecture kernel ;

M: ##unbox-long-long defs-vreg-reps drop { int-rep int-rep } ;


USING: accessors arrays compiler.cfg.def-use
compiler.cfg.instructions kernel ;

M: ##unbox-long-long defs-vregs
    [ dst1>> ] [ dst2>> ] bi 2array ;


USING: accessors compiler.cfg.instructions compiler.codegen
cpu.architecture kernel ;

M: ##unbox-long-long generate-insn
    [ dst1>> ] keep [ dst2>> ] keep [ src>> ] keep
    [ unboxer>> ] keep drop %unbox-long-long ;


USING: accessors compiler.cfg.instructions compiler.cfg.renaming
kernel ;

M: ##unbox-long-long rename-insn-defs
    [ rename-value ] change-dst1 [ rename-value ] change-dst2
    drop ;


USING: accessors compiler.cfg.instructions compiler.cfg.renaming
kernel ;

M: ##unbox-long-long rename-insn-uses
    [ rename-value ] change-src drop ;


USING: accessors compiler.cfg.instructions
compiler.cfg.ssa.construction.private kernel ;

M: ##unbox-long-long ssa-rename-insn-defs
    [ gen-name ] change-dst1 [ gen-name ] change-dst2 drop ;


USING: accessors compiler.cfg.instructions
compiler.cfg.ssa.construction.private kernel ;

M: ##unbox-long-long ssa-rename-insn-uses
    [ top-name ] change-src drop ;


USING: compiler.cfg.instructions
compiler.cfg.representations.preferred cpu.architecture kernel ;

M: ##unbox-long-long uses-vreg-reps drop { tagged-rep } ;


USING: accessors arrays compiler.cfg.def-use
compiler.cfg.instructions ;

M: ##unbox-long-long uses-vregs src>> 1array ;