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cmd/vendor: update vendored x/arch repo to 8a70ba74b3a1

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Update vendored x/arch repo to pick up the fix of issue #33802.

This is done with the following commands:

$ cd $GOROOT/src/cmd
$ go get -d golang.org/x/arch@latest
go: finding golang.org/x/arch latest
go: downloading golang.org/x/arch v0.0.0-20190815191158-8a70ba74b3a1
go: extracting golang.org/x/arch v0.0.0-20190815191158-8a70ba74b3a1
$ go mod tidy
$ go mod vendor

Fixes #33802.

Change-Id: I0a44f1d83d6f573124cea1f099378b1c851f3feb
Reviewed-on: https://go-review.googlesource.com/c/go/+/191619
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Jay Conrod <jayconrod@google.com>
This commit is contained in:
Cherry Zhang 2019-08-23 14:40:20 -04:00
parent 9e1c864afe
commit 66ff373911
4 changed files with 13 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/cmd/go.mod
View File

@ -5,7 +5,7 @@ go 1.12
require (
github.com/google/pprof v0.0.0-20190515194954-54271f7e092f
github.com/ianlancetaylor/demangle v0.0.0-20180524225900-fc6590592b44 // indirect
golang.org/x/arch v0.0.0-20181203225421-5a4828bb7045
golang.org/x/arch v0.0.0-20190815191158-8a70ba74b3a1
golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c
golang.org/x/sys v0.0.0-20190502175342-a43fa875dd82 // indirect
golang.org/x/tools v0.0.0-20190611154301-25a4f137592f

5
src/cmd/go.sum
View File

@ -2,8 +2,8 @@ github.com/google/pprof v0.0.0-20190515194954-54271f7e092f h1:Jnx61latede7zDD3Di
github.com/google/pprof v0.0.0-20190515194954-54271f7e092f/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
github.com/ianlancetaylor/demangle v0.0.0-20180524225900-fc6590592b44 h1:pKqc8lAAA6rcwpvsephnRuZp4VHbfszZRClvqAE6Sq8=
github.com/ianlancetaylor/demangle v0.0.0-20180524225900-fc6590592b44/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
golang.org/x/arch v0.0.0-20181203225421-5a4828bb7045 h1:Pn8fQdvx+z1avAi7fdM2kRYWQNxGlavNDSyzrQg2SsU=
golang.org/x/arch v0.0.0-20181203225421-5a4828bb7045/go.mod h1:cYlCBUl1MsqxdiKgmc4uh7TxZfWSFLOGSRR090WDxt8=
golang.org/x/arch v0.0.0-20190815191158-8a70ba74b3a1 h1:A71BZbKSu+DtCNry/x5JKn20C+64DirDHmePEA8k0FY=
golang.org/x/arch v0.0.0-20190815191158-8a70ba74b3a1/go.mod h1:flIaEI6LNU6xOCD5PaJvn9wGP0agmIOqjrtsKGRguv4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c h1:Vj5n4GlwjmQteupaxJ9+0FNOmBrHfq7vN4btdGoDZgI=
golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
@ -17,3 +17,4 @@ golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/tools v0.0.0-20190611154301-25a4f137592f h1:6awn5JC4pwVI5HiBqs7MDtRxnwV9PpO5iSA9v6P09pA=
golang.org/x/tools v0.0.0-20190611154301-25a4f137592f/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=

16
src/cmd/vendor/golang.org/x/arch/x86/x86asm/decode.go generated vendored
View File

@ -203,7 +203,9 @@ func instPrefix(b byte, mode int) (Inst, error) {
// For now we use instPrefix but perhaps later we will return
// a specific error here.
func truncated(src []byte, mode int) (Inst, error) {
// return Inst{}, len(src), ErrTruncated
if len(src) == 0 {
return Inst{}, ErrTruncated
}
return instPrefix(src[0], mode) // too long
}
@ -216,7 +218,6 @@ var (
// decoderCover records coverage information for which parts
// of the byte code have been executed.
// TODO(rsc): This is for testing. Only use this if a flag is given.
var decoderCover []bool
// Decode decodes the leading bytes in src as a single instruction.
@ -406,7 +407,7 @@ ReadPrefixes:
//Group 5 - Vex encoding
case 0xC5:
if pos == 0 && (mode == 64 || (mode == 32 && pos+1 < len(src) && src[pos+1]&0xc0 == 0xc0)) {
if pos == 0 && pos+1 < len(src) && (mode == 64 || (mode == 32 && src[pos+1]&0xc0 == 0xc0)) {
vex = p
vexIndex = pos
inst.Prefix[pos] = p
@ -418,7 +419,7 @@ ReadPrefixes:
break ReadPrefixes
}
case 0xC4:
if pos == 0 && (mode == 64 || (mode == 32 && pos+2 < len(src) && src[pos+1]&0xc0 == 0xc0)) {
if pos == 0 && pos+2 < len(src) && (mode == 64 || (mode == 32 && src[pos+1]&0xc0 == 0xc0)) {
vex = p
vexIndex = pos
inst.Prefix[pos] = p
@ -460,9 +461,6 @@ ReadPrefixes:
// opshift gives the shift to use when saving the next
// opcode byte into inst.Opcode.
opshift = 24
if decoderCover == nil {
decoderCover = make([]bool, len(decoder))
}
// Decode loop, executing decoder program.
var oldPC, prevPC int
@ -474,7 +472,9 @@ Decode:
println("run", pc)
}
x := decoder[pc]
decoderCover[pc] = true
if decoderCover != nil {
decoderCover[pc] = true
}
pc++
// Read and decode ModR/M if needed by opcode.

2
src/cmd/vendor/modules.txt vendored
View File

@ -16,7 +16,7 @@ github.com/google/pprof/third_party/d3flamegraph
github.com/google/pprof/third_party/svgpan
# github.com/ianlancetaylor/demangle v0.0.0-20180524225900-fc6590592b44
github.com/ianlancetaylor/demangle
# golang.org/x/arch v0.0.0-20181203225421-5a4828bb7045
# golang.org/x/arch v0.0.0-20190815191158-8a70ba74b3a1
golang.org/x/arch/arm/armasm
golang.org/x/arch/arm64/arm64asm
golang.org/x/arch/ppc64/ppc64asm