widens

speculable  exu stream  exu block  compute phase   operation   in the signed integer value domain  

native on: all

Double the scalar width of a signed integer.

Sign extends the upper half.

The natively available byte widths on all Cores are 1, 2, 4, 8, and on the high end also 16.

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widens(s op0, width width0) → s r0

operands: like Widen xx:2x

Instruction Set, alphabetical, Instruction Set by Category, Instruction Set, sortable, filterable