##single>double-float
Basic block instructions

Prev:	##shuffle-vector-imm
Next:	##store-memory-imm

Vocabulary
compiler.cfg.instructions

Class description
Converts a single precision value (32-bit usually) stored in a SIMD register to a double precision one (64-bit usually).

Definition

IN: compiler.cfg.instructions

TUPLE: ##single>double-float < foldable-insn dst src insn# ;

Methods

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

M: ##single>double-float >avail-insn-defs [ ] change-dst drop ;


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

M: ##single>double-float >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: ##single>double-float >expr
    \ ##single>double-float swap [ src>> vreg>vn ] keep drop
    2 f <array> 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: ##single>double-float >expr
    \ ##single>double-float swap [ src>> vreg>vn ] keep drop
    2 f <array> 1 swap [ set-array-nth ] keep 0 swap
    [ set-array-nth ] keep ;


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

M: ##single>double-float assign-insn-defs
    [ vreg>reg ] change-dst drop ;


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

M: ##single>double-float assign-insn-uses
    [ vreg>reg ] change-src drop ;


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

M: ##single>double-float convert-insn-defs
    [ converted-value ] change-dst drop ;


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

M: ##single>double-float convert-insn-uses
    [ converted-value ] change-src drop ;


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

M: ##single>double-float defs-vreg-reps drop { double-rep } ;


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

M: ##single>double-float defs-vregs dst>> 1array ;


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

M: ##single>double-float generate-insn
    [ dst>> ] keep [ src>> ] keep drop %single>double-float ;


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

M: ##single>double-float rename-insn-defs
    [ rename-value ] change-dst drop ;


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

M: ##single>double-float rename-insn-uses
    [ rename-value ] change-src drop ;


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

M: ##single>double-float ssa-rename-insn-defs
    [ gen-name ] change-dst drop ;


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

M: ##single>double-float ssa-rename-insn-uses
    [ top-name ] change-src drop ;


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

M: ##single>double-float uses-vreg-reps drop { float-rep } ;


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

M: ##single>double-float uses-vregs src>> 1array ;