Current File : //usr/local/go119/src/internal/abi/abi_generic.go
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build !goexperiment.regabiargs && !amd64 && !arm64 && !ppc64 && !ppc64le
package abi
const (
// ABI-related constants.
//
// In the generic case, these are all zero
// which lets them gracefully degrade to ABI0.
// IntArgRegs is the number of registers dedicated
// to passing integer argument values. Result registers are identical
// to argument registers, so this number is used for those too.
IntArgRegs = 0
// FloatArgRegs is the number of registers dedicated
// to passing floating-point argument values. Result registers are
// identical to argument registers, so this number is used for
// those too.
FloatArgRegs = 0
// EffectiveFloatRegSize describes the width of floating point
// registers on the current platform from the ABI's perspective.
//
// Since Go only supports 32-bit and 64-bit floating point primitives,
// this number should be either 0, 4, or 8. 0 indicates no floating
// point registers for the ABI or that floating point values will be
// passed via the softfloat ABI.
//
// For platforms that support larger floating point register widths,
// such as x87's 80-bit "registers" (not that we support x87 currently),
// use 8.
EffectiveFloatRegSize = 0
)
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