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/*
* Copyright 2021 ByteDance Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jit
import (
`github.com/twitchyliquid64/golang-asm/asm/arch`
`github.com/twitchyliquid64/golang-asm/obj`
)
var (
_AC = arch.Set("amd64")
)
func As(op string) obj.As {
if ret, ok := _AC.Instructions[op]; ok {
return ret
} else {
panic("invalid instruction: " + op)
}
}
func Imm(imm int64) obj.Addr {
return obj.Addr {
Type : obj.TYPE_CONST,
Offset : imm,
}
}
func Reg(reg string) obj.Addr {
if ret, ok := _AC.Register[reg]; ok {
return obj.Addr{Reg: ret, Type: obj.TYPE_REG}
} else {
panic("invalid register name: " + reg)
}
}
func Ptr(reg obj.Addr, offs int64) obj.Addr {
return obj.Addr {
Reg : reg.Reg,
Type : obj.TYPE_MEM,
Offset : offs,
}
}
func Sib(reg obj.Addr, idx obj.Addr, scale int16, offs int64) obj.Addr {
return obj.Addr {
Reg : reg.Reg,
Index : idx.Reg,
Scale : scale,
Type : obj.TYPE_MEM,
Offset : offs,
}
}
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