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cmd/compile: use a uint8-sized named type for Addr.Type

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No immediate reduction in the size of Addr.

Passes toolstash -cmp.

Change-Id: I78ea4c6e181b6e571ce70a5f1ae8158844eb197d
Reviewed-on: https://go-review.googlesource.com/20276
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
This commit is contained in:
Josh Bleecher Snyder 2015-05-14 20:11:28 -07:00
parent 8f5fb95db6
commit 786a2ef380
15 changed files with 39 additions and 42 deletions
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12
src/cmd/internal/obj/link.go
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@ -144,10 +144,10 @@ import "encoding/binary"
// scale = 1
//
type Addr struct {
Type int16
Reg int16
Index int16
Scale int16 // Sometimes holds a register.
Type AddrType
Name int8
Class int8
Etype uint8
@ -166,6 +166,8 @@ type Addr struct {
Node interface{} // for use by compiler
}
type AddrType uint8
const (
NAME_NONE = 0 + iota
NAME_EXTERN
@ -178,11 +180,9 @@ const (
)
const (
TYPE_NONE = 0
)
TYPE_NONE AddrType = 0
const (
TYPE_BRANCH = 5 + iota
TYPE_BRANCH AddrType = 5 + iota
TYPE_TEXTSIZE
TYPE_MEM
TYPE_CONST
@ -228,7 +228,7 @@ type Prog struct {
}
// From3Type returns From3.Type, or TYPE_NONE when From3 is nil.
func (p *Prog) From3Type() int16 {
func (p *Prog) From3Type() AddrType {
if p.From3 == nil {
return TYPE_NONE
}