40 lines
1.2 KiB
Go
40 lines
1.2 KiB
Go
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// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
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// SPDX-License-Identifier: BSD-3-Clause
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package asm
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// encodeAmd64Family routes a mnemonic through the amd64 corpus families the
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// dedicated amd64_*.go files implement. The first family that owns the name
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// decides the outcome: its bytes, or its error. A name no family claims
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// falls through to the scalar dispatch in (*enc).encode untouched.
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func (e *enc) encodeAmd64Family(upper string, ops []Operand) (bool, error) {
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if ok, err := e.encodeX87(upper, ops); ok {
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return true, err
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}
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return false, nil
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}
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// amd64FamilyEncodable mirrors encodeAmd64Family for the lint-time
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// predicate: true when some family owns the mnemonic, whatever the operand
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// shapes. It must claim exactly the names encodeAmd64Family does.
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func amd64FamilyEncodable(upper string) bool {
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if _, ok := x87NoOperand[upper]; ok {
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return true
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}
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if _, ok := x87Arith[upper]; ok {
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return true
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}
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if _, ok := x87FCmov[upper]; ok {
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return true
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}
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if _, ok := x87Compare[upper]; ok {
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return true
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}
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if _, ok := x87MemUnary[upper]; ok {
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return true
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}
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if _, ok := x87Fxsav[upper]; ok {
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return true
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}
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return upper == "FADDDP"
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}
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