// Copyright 2009 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 x86
|
|
import (
|
"cmd/compile/internal/gc"
|
"cmd/internal/obj/x86"
|
"cmd/internal/objabi"
|
"fmt"
|
"os"
|
)
|
|
func Init(arch *gc.Arch) {
|
arch.LinkArch = &x86.Link386
|
arch.REGSP = x86.REGSP
|
switch v := objabi.GO386; v {
|
case "387":
|
arch.Use387 = true
|
arch.SSAGenValue = ssaGenValue387
|
arch.SSAGenBlock = ssaGenBlock387
|
case "sse2":
|
arch.SSAGenValue = ssaGenValue
|
arch.SSAGenBlock = ssaGenBlock
|
default:
|
fmt.Fprintf(os.Stderr, "unsupported setting GO386=%s\n", v)
|
gc.Exit(1)
|
}
|
arch.MAXWIDTH = (1 << 32) - 1
|
|
arch.ZeroRange = zerorange
|
arch.ZeroAuto = zeroAuto
|
arch.Ginsnop = ginsnop
|
arch.Ginsnopdefer = ginsnop
|
|
arch.SSAMarkMoves = ssaMarkMoves
|
}
|
