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cmd/dist: bootstrap build failed on arm64 #39701

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zhangfannie opened this issue Jun 19, 2020 · 2 comments
Closed

cmd/dist: bootstrap build failed on arm64 #39701

zhangfannie opened this issue Jun 19, 2020 · 2 comments
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@zhangfannie
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@zhangfannie zhangfannie commented Jun 19, 2020

What version of Go are you using (go version)?

$ go version
bootstrap go version:
go1.10.4 linux/arm64

Does this issue reproduce with the latest release?

Yes

What operating system and processor architecture are you using (go env)?

go env Output
$ go env
GOARCH="arm64"
GOBIN=""
GOCACHE="/home/fanzha02/.cache/go-build"
GOEXE=""
GOHOSTARCH="arm64"
GOHOSTOS="linux"
GOOS="linux"
GOPATH="/home/fanzha02/go"
GORACE=""
GOROOT="/usr/lib/go-1.10"
GOTMPDIR=""
GOTOOLDIR="/usr/lib/go-1.10/pkg/tool/linux_arm64"
GCCGO="gccgo"
CC="gcc"
CXX="g++"
CGO_ENABLED="1"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build855651681=/tmp/go-build -gno-record-gcc-switches"

What did you do?

./make.bash

What did you expect to see?

pass

What did you see instead?

bootstrap/cmd/compile/internal/ssa

asm: illegal combination: 00008 (/home/fanzha02/work/go_project/gomain/pkg/bootstrap/src/bootstrap/cmd/compile/internal/ssa/flags_arm64_test.s:32) TST R1, R0 REG REG NONE, 7 0
asm: illegal combination: 00008 (/home/fanzha02/work/go_project/gomain/pkg/bootstrap/src/bootstrap/cmd/compile/internal/ssa/flags_arm64_test.s:32) TST R1, R0 REG REG NONE, 7 0
asm: illegal combination: 00008 (/home/fanzha02/work/go_project/gomain/pkg/bootstrap/src/bootstrap/cmd/compile/internal/ssa/flags_arm64_test.s:32) TST R1, R0 REG REG NONE, 7 0
asm: 00008 (/home/fanzha02/work/go_project/gomain/pkg/bootstrap/src/bootstrap/cmd/compile/internal/ssa/flags_arm64_test.s:32) TST R1, R0: bad brr TST

@zhangfannie
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@zhangfannie zhangfannie commented Jun 19, 2020

This issue is caused by the go1.10 assembler does not support arm64 TST instruction, so we do not need to copy the"_arm64_test.s" files for bootstrap build. I will submit a patch to fix issue.

@gopherbot
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@gopherbot gopherbot commented Jun 19, 2020

Change https://golang.org/cl/238679 mentions this issue: cmd/dist: don't copy arm64 specific files for bootstap build

@gopherbot gopherbot closed this in 27a0012 Jun 19, 2020
@dmitshur dmitshur added this to the Go1.15 milestone Jun 19, 2020
@dmitshur dmitshur added the NeedsFix label Jun 19, 2020
@dmitshur dmitshur changed the title bootstrap build failed on arm64. cmd/dist: bootstrap build failed on arm64 Jun 19, 2020
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