blob: 00a20e429f1d6112cbf985e0b3c8706b187b0356 [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/base"
"cmd/compile/internal/ssagen"
"cmd/internal/obj/x86"
"fmt"
"internal/buildcfg"
"os"
)
func Init(arch *ssagen.ArchInfo) {
arch.LinkArch = &x86.Link386
arch.REGSP = x86.REGSP
arch.SSAGenValue = ssaGenValue
arch.SSAGenBlock = ssaGenBlock
arch.MAXWIDTH = (1 << 32) - 1
switch v := buildcfg.GO386; v {
case "sse2":
case "softfloat":
arch.SoftFloat = true
case "387":
fmt.Fprintf(os.Stderr, "unsupported setting GO386=387. Consider using GO386=softfloat instead.\n")
base.Exit(1)
default:
fmt.Fprintf(os.Stderr, "unsupported setting GO386=%s\n", v)
base.Exit(1)
}
arch.ZeroRange = zerorange
arch.Ginsnop = ginsnop
arch.Ginsnopdefer = ginsnop
arch.SSAMarkMoves = ssaMarkMoves
}