go abi_amd64 源码
golang abi_amd64 代码
文件路径：/src/internal/abi/abi_amd64.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.
package abi
const (
// See abi_generic.go.
// RAX, RBX, RCX, RDI, RSI, R8, R9, R10, R11.
IntArgRegs = 9
// X0 -> X14.
FloatArgRegs = 15
// We use SSE2 registers which support 64-bit float operations.
EffectiveFloatRegSize = 8
)
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