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cmd/internal/obj: eagerly initialize assemblers

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CL 38662 changed the x86 assembler to be eagerly
initialized, for a concurrent backend.

This CL puts in place a proper mechanism for doing so,
and switches all architectures to use it.

Passes toolstash-check -all.

Updates #15756

Change-Id: Id2aa527d3a8259c95797d63a2f0d1123e3ca2a1c
Reviewed-on: https://go-review.googlesource.com/39917
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Josh Bleecher Snyder 2017-04-06 13:42:31 -07:00
parent 817c1023b0
commit 63c1aff60b
19 changed files with 64 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

3
src/cmd/internal/obj/x86/obj6.go
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@ -1234,6 +1234,7 @@ var unaryDst = map[obj.As]bool{
var Linkamd64 = obj.LinkArch{
Arch: sys.ArchAMD64,
Init: instinit,
Preprocess: preprocess,
Assemble: span6,
Progedit: progedit,
@ -1242,6 +1243,7 @@ var Linkamd64 = obj.LinkArch{
var Linkamd64p32 = obj.LinkArch{
Arch: sys.ArchAMD64P32,
Init: instinit,
Preprocess: preprocess,
Assemble: span6,
Progedit: progedit,
@ -1250,6 +1252,7 @@ var Linkamd64p32 = obj.LinkArch{
var Link386 = obj.LinkArch{
Arch: sys.Arch386,
Init: instinit,
Preprocess: preprocess,
Assemble: span6,
Progedit: progedit,