blob: 56c6989d937f446203b0721dc37d81a62e52e66a [file] [log] [blame]
// 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.Ginsnop = ginsnop
arch.Ginsnopdefer = ginsnop
arch.SSAMarkMoves = ssaMarkMoves
}