Commit Graph

62263 Commits

Author SHA1 Message Date
Tim King 0edea47f26 internal/exportdata, cmd/compile/internal/noder: merge export data handling
Unify how go/types, types2, and noder read in unified export data from
GC-created files.

This splits FindExportData into smaller pieces for improved code
sharing.
- FindPackageDefinition finds the package definition file in the ar
  archive.
- ReadObjectHeaders reads the object headers.
- ReadExportDataHeader reads the export data format header.

There is a new convenience wrapper ReadUnified that combines all of
these. This documents the expected archive contents.

Updates noder and the importers to use these.
This also adjusts when end-of-section marker ("\n$$\n") checking happens.

Change-Id: Iec2179b0a1ae7f69eb12d077018f731116a77f13
Reviewed-on: https://go-review.googlesource.com/c/go/+/628155
Reviewed-by: Robert Griesemer <gri@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Commit-Queue: Tim King <taking@google.com>
2024-11-22 00:04:39 +00:00
Daniel McCarney d306003ff8 crypto/tls: test with FIPS 140-3 TLS mode
For tests that are interested in testing the difference between TLS in
FIPS 140-3 required mode or otherwise two new helpers are introduced,
runWithFIPSEnabled and runWithFIPSDisabled. They take care of forcing
the correct TLS FIPS 140-3 state regardless of the overal GODEBUG=fips
state, and restoring it afterwards.

For the tests that use features or test data not appropriate for
TLS in FIPS 140-3 required mode we add skips. For some tests we can make
them appropriate for both TLS FIPS 140-3 required or not by tweaking some
parameters that weren't important to the subject under test, but would
otherwise preclude TLS FIPS 140-3 required mode (e.g. because they used
TLS 1.0 when the test could use TLS 1.2 instead). For others, switching
test certificates to a RSA 2048 hierarchy is sufficient. We avoid
regenerating the existing RSA 1024 certs as 2048 since it would
invalidate recorded static flow data.

Tests that rely on static message flows (primarily the client and server
handshake) tests are skipped due to FIPS mode being non-deterministic
and inappropriate for this style of testing.

Change-Id: I311f3828dac890bb3ff8ebda6ed73d50f0797110
Reviewed-on: https://go-review.googlesource.com/c/go/+/629736
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2024-11-22 00:00:26 +00:00
Daniel McCarney 3467a91c0b crypto/internal/fips/pbkdf2: add CAST testing
Per IG 10 3.A a module implementing PBKDF2 must perform a CAST
on the derivation of a master key. This commit adds the required CAST
test.

The salt length (16 bytes), and output length (14 bytes) for the test
are selected to meet FIPS requirements. The iteration count must be
at least 2 so we use that value exactly for the fastest self-test
allowable.

We test all underlying prerequisite algorithms (HMAC, digest algorithms)
separately.

For #69536

Change-Id: Iba9e87ab89eeec1c73adc7e56016674ac8065c39
Reviewed-on: https://go-review.googlesource.com/c/go/+/623195
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
2024-11-22 00:00:23 +00:00
Daniel McCarney 03c41d2910 crypto/internal/fipstest: add PBKDF ACVP testing
This commit extends the acvp_test.go module wrapper and its described
capabilities to included test coverage for PBKDF vectors.

Notably this requires using an updated boringssl version to pick up
support for PBKDF vectors in acvptool.

Updates #69642

Change-Id: I17dcf2c19c38773fa9123d8e9b2172522e218a8b
Reviewed-on: https://go-review.googlesource.com/c/go/+/619755
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
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Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
2024-11-22 00:00:21 +00:00
Daniel McCarney 5d115c30f6 crypto/internal/fips/pbkdf2: fips import pbkdf2
This commit lifts the internals of crypto/pbkdf2 into
crypto/internal/fips140/pbkdf2, in the FIPS module. The code
remains unchanged except for the following adjustments:

* The hash and hmac imports now come from the FIPS equivalents.
* The FIPS service indicator status is set based on the SP 800-132
  requirements for PBKDF2.

For #69536

Change-Id: I61f47a652cef10505a5b40a70be5240b161a97ba
Reviewed-on: https://go-review.googlesource.com/c/go/+/619236
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Derek Parker <parkerderek86@gmail.com>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2024-11-22 00:00:19 +00:00
Ian Lance Taylor a276c811a7 internal/copyright: close files
Fixes #70507

Change-Id: I2ab1f221ebd45fedc70d1fded29b084147eadd28
Reviewed-on: https://go-review.googlesource.com/c/go/+/630815
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Tim King <taking@google.com>
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Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2024-11-21 23:59:17 +00:00
Damien Neil 66abc55707 net/http: add support for unencrypted HTTP/2
Add an UnencryptedHTTP2 protocol value.

Both Server and Transport implement "HTTP/2 with prior knowledge"
as described in RFC 9113, section 3.3. Neither supports the
deprecated HTTP/2 upgrade mechanism (RFC 7540, section 3.2 "h2c").

For Server, UnencryptedHTTP2 controls whether the server
will accept HTTP/2 connections on unencrypted ports.
When enabled, the server checks new connections for
the HTTP/2 preface and routes them appropriately.

For Transport, enabling UnencryptedHTTP2 and disabling HTTP1
causes http:// requests to be made over unencrypted HTTP/2
connections.

For #67816

Change-Id: I2763c4cdec1c2bc6bb8157edb93b94377de8a59b
Reviewed-on: https://go-review.googlesource.com/c/go/+/622976
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Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2024-11-21 23:48:38 +00:00
Robert Griesemer c0bccdd2fd go/parser: fix typo in tracing output (make trace match function)
Change-Id: Ia79c7c8c4245b1ff8221296bc47bcba257e153e2
Reviewed-on: https://go-review.googlesource.com/c/go/+/630895
Reviewed-by: Tim King <taking@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
Auto-Submit: Robert Griesemer <gri@google.com>
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2024-11-21 23:46:32 +00:00
David Chase 4aa1c02dae cmd/compile: refactor inline interleaving
This is intended to simplify future experiments/changes.
It does slightly change the fixedpoint order (across all
functions in a func+closures set or recursive set, but
that seems not to affect tests or benchmarks).

Change-Id: I80bcaabf277b317523e538f5fd4d2ff6dc08c033
Reviewed-on: https://go-review.googlesource.com/c/go/+/630595
Reviewed-by: Keith Randall <khr@google.com>
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Reviewed-by: Keith Randall <khr@golang.org>
2024-11-21 23:32:30 +00:00
Michael Pratt 0dafae1360 reflect: add test of maps with keys larger than key size
This finds the bug fixed in CL 630279.

reflect mutates the SwissMapType of a map[unsafe.Pointer]unsafe.Pointer,
which happened to already have the correct GroupSize for all of the maps
used in the reflect tests.

For #54766.

Change-Id: If4428e1e799598e7512edceb3cefb2ad00cfa712
Reviewed-on: https://go-review.googlesource.com/c/go/+/630676
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Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Auto-Submit: Michael Pratt <mpratt@google.com>
2024-11-21 23:02:11 +00:00
Keith Randall f0b0109242 cmd/compile: pull multiple adds out of an unsafe.Pointer<->uintptr conversion
This came up in some swissmap code.

Change-Id: I3c6705a5cafec8cb4953dfa9535cf0b45255cc83
Reviewed-on: https://go-review.googlesource.com/c/go/+/629516
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Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: David Chase <drchase@google.com>
2024-11-21 22:57:04 +00:00
Daniel McCarney fab2b8b0fa crypto/hkdf: init package
This commit imports the x/crypto/hkdf package as a public crypto package
based on the linked proposal. Since we've already implemented this
internal to the FIPS boundary (mod some small changes based on the
proposal discussion) this largely defers to that implementation.

Updates #61477

Change-Id: Ie3dcee75314dfbe22eec8b31c43c926fe80637bb
Reviewed-on: https://go-review.googlesource.com/c/go/+/630296
Reviewed-by: Filippo Valsorda <filippo@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Russ Cox <rsc@golang.org>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
2024-11-21 22:55:17 +00:00
Matthieu Baerts (NGI0) 97ae1817fb net: check for MPTCP in DialTCP and ListenTCP
Setting GODEBUG=multipathtcp= [1] has no effects on apps using
ListenTCP or DialTCP directly.

According to the documentation, these functions are supposed to act like
Listen and Dial respectively:

    ListenTCP acts like Listen for TCP networks.
    DialTCP acts like Dial for TCP networks.

So when reading this, I think we should expect GODEBUG=multipathtcp= to
act on these functions as well.

Also, since #69016, MPTCP is used by default (if supported) with TCP
listeners. Similarly, when ListenTCP is used directly, MPTCP is
unexpectedly not used. It is strange to have a different behaviour.

So now, ListenTCP and DialTCP also check for MPTCP. Those are the exact
same checks that are done in dial.go, see Listen and dialSingle.

[1] https://pkg.go.dev/net#Dialer.SetMultipathTCP

Fixes #70500

Change-Id: I646431a74571668e505493fa8c1b2206bf30ed09
GitHub-Last-Rev: 69a31a1b03
GitHub-Pull-Request: golang/go#70501
Reviewed-on: https://go-review.googlesource.com/c/go/+/630715
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
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2024-11-21 22:53:35 +00:00
Roland Shoemaker f69711434a crypto/tls: add server-side ECH
Adds support for server-side ECH.

We make a couple of implementation decisions that are not completely
in-line with the spec. In particular, we don't enforce that the SNI
matches the ECHConfig public_name, and we implement a hybrid
shared/backend mode (rather than shared or split mode, as described in
Section 7). Both of these match the behavior of BoringSSL.

The hybrid server mode will either act as a shared mode server, where-in
the server accepts "outer" client hellos and unwraps them before
processing the "inner" hello, or accepts bare "inner" hellos initially.
This lets the server operate either transparently as a shared mode
server, or a backend server, in Section 7 terminology. This seems like
the best implementation choice for a TLS library.

Fixes #68500

Change-Id: Ife69db7c1886610742e95e76b0ca92587e6d7ed4
Reviewed-on: https://go-review.googlesource.com/c/go/+/623576
Reviewed-by: Filippo Valsorda <filippo@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
Auto-Submit: Roland Shoemaker <roland@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2024-11-21 22:50:04 +00:00
Sean Liao 50087aa1b4 crypto/rand: add Text for secure random strings
Fixes #67057

Change-Id: Id4a1d07bc45d9ebf90b7e6ef507002908dcfa12d
Reviewed-on: https://go-review.googlesource.com/c/go/+/627477
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Russ Cox <rsc@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-11-21 22:39:37 +00:00
Dmitri Shuralyov 0db250104c internal/copyright: skip testdata and vendor directories only
Using filepath.SkipDir without confirming that d is a directory makes
it prone to taking unintended action if a file (not a directory) with
the same name gets added.

This isn't a problem today, but we shouldn't spend human code review
time checking that this doesn't somehow happen in the future, either.

Change-Id: I29bf203ddef175c3ad23c9ddc10fa934126ac853
Reviewed-on: https://go-review.googlesource.com/c/go/+/630635
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Bypass: Dmitri Shuralyov <dmitshur@golang.org>
2024-11-21 22:36:18 +00:00
Joel Sing dc8ceb63a8 cmd/internal/obj/riscv: rework instruction encoding information
Currently, instruction encoding is a slice of encoding types, which
is indexed by a masked version of the riscv64 opcode. Additional
information about some instructions (for example, if an instruction
has a ternary form and if there is an immediate form for an instruction)
is manually specified in other parts of the assembler code.

Rework the instruction encoding information so that we use a table
driven form, providing additional data for each instruction where
relevant. This means that we can simplify other parts of the code
by simply looking up the instruction data and reusing minimal logic.

Change-Id: I7b3b6c61a4868647edf28bd7dbae2150e043ae00
Cq-Include-Trybots: luci.golang.try:gotip-linux-riscv64
Reviewed-on: https://go-review.googlesource.com/c/go/+/622535
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Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Meng Zhuo <mengzhuo1203@gmail.com>
Reviewed-by: Mark Ryan <markdryan@rivosinc.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2024-11-21 22:31:25 +00:00
Damien Neil 83e6781cb7 os: drop unnecessary trailing . from symlink targets
Adjust splitPathInRoot to match its documented behavior
of dropping . path components except at the end of the path.
This function takes a prefix, path, and suffix; previously
it would preserve a trailing . at the end of the path
even when joining to a suffix.

The practical effect of this change is that we we'll skip
a pointless open of . when following a symlink under some
circumstances:

  - open "a/target"
  - "a" is a symlink to "b/."
  - previously: we rewrite our path to "b/./target"
  - now: we rewrite our path to "b/target"

This is a fairly unimportant edge case, and our observable
behavior isn't changing. The main motivation for this change is
that the overall behavior is more comprehensible if splitPathInRoot
follows its documentation.

Change-Id: I96c6a5e3f489cdac991ba1bd702180d69625bc64
Reviewed-on: https://go-review.googlesource.com/c/go/+/630615
Reviewed-by: Ian Lance Taylor <iant@google.com>
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2024-11-21 22:25:09 +00:00
cuishuang a925402b62 all: fix some function names and typos in comment
Change-Id: I07e7c8eaa5bd4bac0d576b2f2f4cd3f81b0b77a4
Reviewed-on: https://go-review.googlesource.com/c/go/+/630055
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2024-11-21 22:16:20 +00:00
Junyang Shao 154fb4e1d4 testing: Update testing.B.Loop to save benchmark results.
This is fixing some the missing logic of CL 627755.

Change-Id: I35acffef7299331fce21da4a80a26185b2e909f4
Reviewed-on: https://go-review.googlesource.com/c/go/+/630455
Commit-Queue: Junyang Shao <shaojunyang@google.com>
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2024-11-21 22:09:32 +00:00
Damien Neil 0c6dbd99c5 os: fix Root tests on Plan9
Fixes #70484

Change-Id: I609834aca3e97bf494565da513cd2b8a83123c89
Reviewed-on: https://go-review.googlesource.com/c/go/+/630216
Reviewed-by: Ian Lance Taylor <iant@google.com>
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2024-11-21 21:54:35 +00:00
Xiaolin Zhao 5a22174eee all: update golang.org/x/tools to v0.27.0
Commands run:
	cd $GOROOT/src/cmd
	go get golang.org/x/tools@v0.27.0
	go mod tidy
	go mod vendor

Needed for CL 623475. Introduced ABIInternal syscall support.

Change-Id: I03d7576747826243c25658f360b24ef9b84f0f04
Reviewed-on: https://go-review.googlesource.com/c/go/+/620738
Reviewed-by: Meidan Li <limeidan@loongson.cn>
Reviewed-by: David Chase <drchase@google.com>
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Reviewed-by: abner chenc <chenguoqi@loongson.cn>
2024-11-21 21:19:12 +00:00
Cherry Mui a1d62aa475 hash/maphash: simplify pointer size checks
Use internal/goarch.PtrSize, instead of unsafe.Sizeof(uintptr(0)).

Change-Id: If501ae9853ed384c4b9485e2c3b0aeba03c17685
Reviewed-on: https://go-review.googlesource.com/c/go/+/630795
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2024-11-21 21:15:24 +00:00
Xiaolin Zhao efe0a86551 cmd/compile/internal/ssa: make _gen an actual submodule and skip it in TestStdlib
After tools CL 612038, the package astutil stops being vendored, but
_gen/rulegen.go needs to import this package.
In particular, after update golang.org/x/tools, the package astutil
is deleted from the vendor directory, and got error when run TestStdlib
in longtest. So in this CL, we make _gen an actual submodule and
skip it in TestStdlib.

Change-Id: I76f77b66427f6490b4746698711a6e307ad2ba79
Reviewed-on: https://go-review.googlesource.com/c/go/+/629015
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Reviewed-by: abner chenc <chenguoqi@loongson.cn>
2024-11-21 20:50:15 +00:00
Daniel McCarney 6a7733af45 crypto/pbkdf2: init package
This commit imports the x/crypto/pbkdf2 package as described in the
linked proposal. The code is unchanged with the exception of a few
small updates to reflect feedback from the proposal comment period:

* the Key function is made generic over a hash.Hash
* the h function is moved to be the first argument
* keyLen is renamed to keyLength
* an error return is added
* the unit tests were moved to the pbkdf2_test package

Updates #69488

Change-Id: If72f854daeb65a5c7fbe45ebd341e63a33340624
Reviewed-on: https://go-review.googlesource.com/c/go/+/628135
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
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Reviewed-by: Russ Cox <rsc@golang.org>
2024-11-21 20:38:05 +00:00
Michael Matloob a86ea80197 cmd/go/internal/tool: set Internal.ExeName on tool's package
While the cached name of an executable is set based on the base name of
the package path, the executable produced as the output of link doesn't
have ExeName set on it and is just called a.out (with a .exe suffix on
Windows). Set ExeName so that the first time the binary is run, from the
directory link is run in, it has the right name for ps.

For #48429

Change-Id: Ic049304ec6fd5b23c2f5aaaf91aa58d79fe5a7ba
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest,gotip-windows-amd64-longtest
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Reviewed-by: Conrad Irwin <conrad.irwin@gmail.com>
Reviewed-by: Hongxiang Jiang <hxjiang@golang.org>
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2024-11-21 19:44:18 +00:00
Daniel McCarney a3a31ec8ed cmd/dist: skip FIPS 140-3 testing
This will be re-enabled by an in-progress CR. For now, ignore this test
process to prevent build breakage.

Change-Id: Ica1cb1c4f9844164ab32767ce2a499021d40b997
Reviewed-on: https://go-review.googlesource.com/c/go/+/630237
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
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Reviewed-by: Filippo Valsorda <filippo@golang.org>
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2024-11-21 19:02:18 +00:00
Cherry Mui e1c3b8a490 hash/maphash: use compiler-generated hash function for Comparable
For Comparable, we can just use the compiler-generated hash
function without using reflection.

This results in some performance improvement:

                                │   old.txt    │               new.txt               │
                                │    sec/op    │   sec/op     vs base                │
Comparable/int64-8                 7.956n ± 0%   3.816n ± 3%  -52.03% (p=0.000 n=10)
Comparable/uint64-8                8.227n ± 1%   3.814n ± 0%  -53.64% (p=0.000 n=10)
Comparable/uintptr-8               7.959n ± 0%   3.814n ± 1%  -52.08% (p=0.000 n=10)
Comparable/interface_{}-8         17.480n ± 1%   5.574n ± 0%  -68.11% (p=0.000 n=10)
Comparable/string-8               27.520n ± 6%   3.714n ± 4%  -86.50% (p=0.000 n=10)
Comparable/bool-8                  8.759n ± 2%   3.978n ± 0%  -54.58% (p=0.000 n=10)
Comparable/*float64-8              7.956n ± 0%   3.815n ± 0%  -52.06% (p=0.000 n=10)
Comparable/float64-8              23.555n ± 1%   4.247n ± 4%  -81.97% (p=0.000 n=10)
Comparable/complex128-8            26.73n ± 0%   10.00n ± 0%  -62.58% (p=0.000 n=10)
Comparable/struct_{}-8             6.367n ± 2%   2.123n ± 0%  -66.66% (p=0.000 n=10)
Comparable/maphash.testStruct-8   135.60n ± 2%   15.78n ± 0%  -88.36% (p=0.000 n=10)
geomean                            15.13n        4.702n       -68.92%

Change-Id: Ie86e6d7876cf8bf44ccfbd90f64480e14451bbf8
Reviewed-on: https://go-review.googlesource.com/c/go/+/630415
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2024-11-21 18:31:36 +00:00
Jayanth Krishnamurthy jayanth.krishnamurthy@ibm.com 7403a6a122 cmd/internal/obj/ppc64: support for decimal floating point instructions
1. Support for decimal arithmetic quad instructions of powerpc: DADDQ, DSUBQ, DMULQ
and DDIVQ.
2. Support for decimal compare ordered, unordered,  quad instructions of powerpc:
DCMPU, DCMPO, DCMPUQ, and DCMPOQ.
Change-Id: I32a15a7f0a127b022b1f43d376e0ab0f7e9dd108
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2024-11-21 18:27:17 +00:00
Russ Cox c37d9a0f93 cmd/link: remove debugging dreg
I left this behind accidentally.

Change-Id: I70f97b8214775e89c612890aead26431c9a443a4
Reviewed-on: https://go-review.googlesource.com/c/go/+/630575
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2024-11-21 16:42:42 +00:00
qiulaidongfeng f5973c2183 cmd/go: fix -changed don`t print when GOFIPS140 is non-default
See https://github.com/golang/go/issues/70200#issuecomment-2468562595,
GOFIPS140 value when building the toolchain (off when not set)
is the default value for GOFIPS140,
it is buildcfg.defaultGOFIPS140,
export as buildcfg.DefaultGOFIPS140 that can be used in the cmd/go.

For #70200

Change-Id: I5a4873a718eeefda8e65bfab51d9d3d5ad2c21b6
Reviewed-on: https://go-review.googlesource.com/c/go/+/629996
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2024-11-21 16:35:55 +00:00
Daniel McCarney 4671276c5d crypto/tls: FIPS 140-3 mode
Consolidates handling of FIPS 140-3 considerations for the tls package.
Considerations specific to certificates are now handled in tls instead
of x509 to limit the area-of-effect of FIPS as much as possible.
Boringcrypto specific prefixes are renamed as appropriate.

For #69536

Co-authored-by: Filippo Valsorda <filippo@golang.org>
Change-Id: I1b1fef83c3599e4c9b98ad81db582ac93253030b
Reviewed-on: https://go-review.googlesource.com/c/go/+/629675
Reviewed-by: Filippo Valsorda <filippo@golang.org>
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2024-11-21 16:34:27 +00:00
Maksym Sobolyev 21b5f2637a runtime: utilize EVFILT_USER more effectively
Re-work kqueue_event wakeup logic to use one-shot events. In an
event of waking up a wrong thread, simply re-post the event.

This saves close to 1 system call per wakeup on average, since
chances of non-blocking poller picking it up is pretty low.

Change-Id: I202d0d57a31d91ac5354ea075215f647c65790d3
GitHub-Last-Rev: e707d47326
GitHub-Pull-Request: golang/go#70408
Reviewed-on: https://go-review.googlesource.com/c/go/+/628975
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2024-11-21 16:24:21 +00:00
Russ Cox 844426104a internal/copyright: add test that copyright notices exist
We shouldn't spend human code review time checking this.
Let the computer check.

Change-Id: I6de9d733c128d833b958b0e43a52b564e8f82dd3
Reviewed-on: https://go-review.googlesource.com/c/go/+/630417
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2024-11-21 16:12:09 +00:00
Russ Cox c1a0ee3764 cmd/go: sort "no test files" test results into normal ordering
The code takes care to print test results during "go test ./..."
in the package order, delaying prints until it's that package's
turn, even when tests run in parallel. For some reason, the
prints about the test not running were not included in that,
making them print out of order. Fix that, printing that result
with the usual result printer.

This is particularly noticeable during all.bash when we start
letting cmd/dist vet packages without tests.

Change-Id: If07f9fe5a6fac2b57b24d599126b451357a164e2
Reviewed-on: https://go-review.googlesource.com/c/go/+/630416
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2024-11-21 16:11:20 +00:00
Russ Cox f7b15264c8 cmd/dist: vet non-test packages in short mode
Pass all packages to go test, even if they don't have test files,
so that go test can still run vet.

I just got burned by a vet error in a package without a test
showing up when I added an (unrelated) test.
There are not enough packages without tests to be worth
the "savings" of not letting the go command vet those packages.

For #60463.

Change-Id: Ib9258655151144dce6a51deeae73d651aa46cb2c
Reviewed-on: https://go-review.googlesource.com/c/go/+/630015
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2024-11-21 16:10:16 +00:00
Russ Cox ce33585a1a cmd/dist: adjust FIPS 140 tests
An earlier CL moved the actual test from crypto/internal/fips/check
to crypto/internal/fipstest (now crypto/internal/fips140test),
so this cmd/dist check has been doing nothing for a little while.
Fix it to do what it intends.

Also run the actual crypto package tests in FIPS mode in long mode.

Change-Id: Iea8113376b95ec068a459cb8f3d0e77d3e2340f6
Reviewed-on: https://go-review.googlesource.com/c/go/+/630116
Reviewed-by: Filippo Valsorda <filippo@golang.org>
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2024-11-21 16:10:06 +00:00
Michael Pratt 02df9bbdbd reflect: set swissmap GroupSize
This was missed in CL 627716.

For #54766.

Change-Id: Ib987efa8abe6e89367e2e1b71a33b64ac6b01b1f
Reviewed-on: https://go-review.googlesource.com/c/go/+/630279
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
Auto-Submit: Michael Pratt <mpratt@google.com>
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2024-11-21 15:52:29 +00:00
Michael Matloob 6daf022e0f cmd/go remove base.ShortPathConservative
This CL rolls forward CL 630276, fixing the issues with the longtest builders that required the revert in CL 630317.

The change this CL makes compared to CL 630276 is adding the
shortPathErrorList function to rewrite the paths in the modfile.Errors
in a modfile.ErrorList using base.ShortPath and calling it on the error
returned from modfile.Parse.

The following is the commit message from the original change:

This CL first removes the base.ShortPathConservative function. It had
two classes of uses. The first was in opening files where the paths end
up in error messages. In all those cases, the non-shortened paths are
used to open the files, and ShortPath is only used for the error
messages. The second is in base.RelPaths. RelPaths will now call
ShortPath for each of the paths passed in instead of calling
RelConservative and then doing the same check as ShortPath to see if the
path is shorter.

To avoid the possibility of incorrect relative paths ending up in error
messages (that might have command lines suggested for users to run), and
to avoid the possibility of incorrect relative paths appearing in the
output of base.RelPaths, base.ShortPaths always does an os.SameFile
check to make sure that the relative path its providing is actually
correct. Since this makes ShortPath slower than just manipulating paths
(because we need to stat the files), we need to be continue to enforce
that ShortPath is only called for error messages (with the exception of
base.RelPaths and its callers).

This is a simpler way of solving the problem that base.ShortPaths
intended to solve.

For #68383

Change-Id: Ibcefb343535bd82999916b2282e9b512bb683433
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2024-11-21 15:47:21 +00:00
Conrad Irwin a5c1b1c433 cmd/go: cache executables for tools defined in go.mod
This allows for executables created by `go tool` to be re-used from the
cache.

Change-Id: I382672239244beb3cf6e227182f550c049de102b
Reviewed-on: https://go-review.googlesource.com/c/go/+/630339
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2024-11-21 15:44:19 +00:00
Damien Neil 57147256e6 os: recognize EFTYPE, EINVAL as a refusal to open a symlink
NetBSD returns EFTYPE when opening a symlink with O_NOFOLLOW.

Dragonfly seems to return EINVAL. Only check for EINVAL on Dragonfly,
since that seems like a bit of a broad net.

Change-Id: I031357816f1fe4c370373001207e65996087597f
Reviewed-on: https://go-review.googlesource.com/c/go/+/630396
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2024-11-21 15:20:22 +00:00
Keith Randall 0a0a7a5642 cmd/compile: fix rewrite rules for multiply/add
x - (y - c) == (x - y) + c, not (x - y) - c. Oops.

Fixes #70481

Change-Id: I0e54d8e65dd9843c6b92c543ac69d69ee21f617c
Reviewed-on: https://go-review.googlesource.com/c/go/+/630397
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2024-11-21 15:06:30 +00:00
Michael Matloob 3ff868f2f5 cmd/go: cache executables built for go run
This change implements executable caching. It always caches the outputs of
link steps used by go run. To do so we need to make a few changes:

The first is that we want to cache binaries in a slightly different
location than we cache other outputs. The reason for doing so is so that
the name of the file could be the name of the program built.  Instead of
placing the files in $GOCACHE/<two digit prefix>/<hash>-d, we place them
in $GOCACHE/<two digit prefix>/<hash>-d/<executable name>. This is done
by adding a new function called PutExecutable that works differently
from Put in two ways: first, it causes the binaries to written 0777
rather than 0666 so they can be executed.  Second, PutExecutable also
writes its outputs to a new location in a directory with the output id
based name, with the file named based on p.Internal.ExeName or otherwise
the base name of the package (plus the .exe suffix on Windows).

The next changes are for writing and reading binaries from the cache. In
cmd/go/internal/work.updateBuildID, which updates build ids to the
content based id and then writes outputs to the cache, we first make the
change to always write the content based id into a binary. This is
because we won't be throwing the binaries away after running them. Then,
if the action is a link action, and we enabled excutable caching for the
action, we write the output to the binary cache.

When reading binaries, in the useCache function, we switch to using the
binary cache, and we also print the cached link outputs (which are
stored using the build action's action id).

Finally, we change go run to execute the built output from the cache.

The support for caching tools defined in a module that are run by go
tool will also use this functionality.

Fixes #69290
For #48429

Change-Id: Ic5f1d3b29d8e9786fd0d564460e3a5f53e951f41
Reviewed-on: https://go-review.googlesource.com/c/go/+/613095
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2024-11-21 14:52:30 +00:00
Russ Cox 28f4e14ebe crypto/internal/fips140deps: fix test for running in FIPS snapshot
In a FIPS snapshot, the import paths have a snapshot version number.
Remove that version in the test before proceeding with the usual checks.

Change-Id: I15c9d11dcac6d33330b334b8e5056c215bffa75c
Reviewed-on: https://go-review.googlesource.com/c/go/+/629977
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2024-11-21 10:40:09 +00:00
Robert Griesemer a2a4f00783 go/types, types2: simplify Checker.resolveBaseTypeName (cleanup)
Method receivers that denote cgo-generated types are not permitted
per issues #60725 and #57926. There's no need to collect such methods
in the first place. Simplify Checker.resolveBaseTypeName so that it
doesn't find a base type name in these cases.

Also, simplify the test case for issue #59944 and update it to use
current cgo-generated output.

For #60725.
For #57926.
For #59944.

Change-Id: I70594daebc3d4d594c5b06be138f66f8927b0e58
Reviewed-on: https://go-review.googlesource.com/c/go/+/630395
Reviewed-by: Robert Findley <rfindley@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
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2024-11-21 05:01:49 +00:00
Robert Griesemer b631b8e674 go/types, types: better error message position for invalid receiver errors
Errors related to invalid receivers are based on the receiver base type.
Position the error message at the receiver base type, not the receiver
variable.

Add an additional example with an (invalid) generic receiver type.

Also, fix a panic when the code is run w/o Alias types enabled.

Change-Id: I610df171e4c447bbe03b904937c12e4170508b3b
Reviewed-on: https://go-review.googlesource.com/c/go/+/630376
Reviewed-by: Tim King <taking@google.com>
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2024-11-21 05:01:47 +00:00
Ian Lance Taylor a9428eab40 cmd/cgo/internal/testsanitizers: use t.TempDir
Change-Id: I6b2c25ab045aaec8bb6c25511b12d178d155fc25
Reviewed-on: https://go-review.googlesource.com/c/go/+/630338
Reviewed-by: Cherry Mui <cherryyz@google.com>
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2024-11-21 02:18:27 +00:00
Ian Lance Taylor f96987888f cmd/cgo/internal/testsanitizers: don't create fuzz corpus
The TestASANFuzz test would sometimes create a fuzz corpus
in testdata/testdata/FuzzReverse. Avoid modifying the source
directory by building the test with "go test -c" and running
it in a temporary directory.

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2024-11-21 02:17:08 +00:00
Rhys Hiltner adc9c45587 runtime: clean up new lock2 structure
Simplify some flow control, as suggested on https://go.dev/cl/620435.

The MutexCapture microbenchmark shows a bit of throughput improvement at
moderate levels of contention, and little change to capture and
starvation. (Note that the capture and starvation figures below are in
terms of power-of-two buckets multiplied by throughput, so they either
follow similar patterns or move by a factor of two.)

For #68578

goos: linux
goarch: amd64
pkg: runtime
cpu: 13th Gen Intel(R) Core(TM) i7-13700H
                │     old      │                 new                  │
                │    sec/op    │    sec/op     vs base                │
MutexCapture      18.21n ±  0%   18.35n ±  0%   +0.77% (p=0.000 n=10)
MutexCapture-2    21.46n ±  8%   21.05n ± 12%        ~ (p=0.796 n=10)
MutexCapture-3    22.56n ±  9%   22.59n ± 18%        ~ (p=0.631 n=10)
MutexCapture-4    22.85n ±  5%   22.74n ±  2%        ~ (p=0.565 n=10)
MutexCapture-5    22.84n ±  5%   22.50n ± 14%        ~ (p=0.912 n=10)
MutexCapture-6    23.33n ± 14%   22.22n ±  3%   -4.78% (p=0.004 n=10)
MutexCapture-7    27.04n ± 14%   23.78n ± 15%        ~ (p=0.089 n=10)
MutexCapture-8    25.44n ± 10%   23.03n ±  6%   -9.48% (p=0.004 n=10)
MutexCapture-9    25.56n ±  7%   24.39n ± 11%        ~ (p=0.218 n=10)
MutexCapture-10   26.77n ± 10%   24.00n ±  7%  -10.33% (p=0.023 n=10)
MutexCapture-11   27.02n ±  7%   24.55n ± 15%   -9.18% (p=0.035 n=10)
MutexCapture-12   26.71n ±  8%   24.96n ±  8%        ~ (p=0.148 n=10)
MutexCapture-13   25.58n ±  4%   25.82n ±  5%        ~ (p=0.271 n=10)
MutexCapture-14   26.86n ±  6%   25.91n ±  7%        ~ (p=0.529 n=10)
MutexCapture-15   25.12n ± 13%   26.16n ±  4%        ~ (p=0.353 n=10)
MutexCapture-16   26.18n ±  4%   26.21n ±  9%        ~ (p=0.838 n=10)
MutexCapture-17   26.04n ±  4%   25.85n ±  5%        ~ (p=0.363 n=10)
MutexCapture-18   26.02n ±  7%   25.93n ±  5%        ~ (p=0.853 n=10)
MutexCapture-19   25.67n ±  5%   26.21n ±  4%        ~ (p=0.631 n=10)
MutexCapture-20   25.50n ±  6%   25.99n ±  8%        ~ (p=0.404 n=10)
geomean           24.73n         24.02n         -2.88%

                │      old       │                  new                   │
                │ sec/streak-p90 │ sec/streak-p90  vs base                │
MutexCapture        76.36m ±  0%    76.96m ±   0%   +0.79% (p=0.000 n=10)
MutexCapture-2     10.609µ ± 50%    5.390µ ± 119%        ~ (p=0.579 n=10)
MutexCapture-3      5.936µ ± 93%    5.782µ ±  18%        ~ (p=0.684 n=10)
MutexCapture-4      5.849µ ±  5%    5.820µ ±   2%        ~ (p=0.579 n=10)
MutexCapture-5      5.849µ ±  5%    5.759µ ±  14%        ~ (p=0.912 n=10)
MutexCapture-6      5.975µ ± 14%    5.687µ ±   3%   -4.81% (p=0.004 n=10)
MutexCapture-7      6.921µ ± 14%    6.086µ ±  18%        ~ (p=0.165 n=10)
MutexCapture-8      6.512µ ± 10%    5.894µ ±   6%   -9.50% (p=0.004 n=10)
MutexCapture-9      6.544µ ±  7%    6.245µ ±  11%        ~ (p=0.218 n=10)
MutexCapture-10     6.962µ ± 11%    6.144µ ±   7%  -11.76% (p=0.023 n=10)
MutexCapture-11     6.938µ ±  7%    6.284µ ± 130%        ~ (p=0.190 n=10)
MutexCapture-12     6.838µ ±  8%    6.408µ ±  13%        ~ (p=0.404 n=10)
MutexCapture-13     6.549µ ±  4%    6.608µ ±   5%        ~ (p=0.271 n=10)
MutexCapture-14     6.877µ ±  8%    6.634µ ±   7%        ~ (p=0.436 n=10)
MutexCapture-15     6.433µ ± 13%    6.697µ ±   4%        ~ (p=0.247 n=10)
MutexCapture-16     6.702µ ± 10%    6.711µ ± 116%        ~ (p=0.796 n=10)
MutexCapture-17     6.730µ ±  3%    6.619µ ±   5%        ~ (p=0.225 n=10)
MutexCapture-18     6.663µ ±  7%    6.716µ ±  13%        ~ (p=0.853 n=10)
MutexCapture-19     6.570µ ±  5%    6.710µ ±   4%        ~ (p=0.529 n=10)
MutexCapture-20     6.528µ ±  6%    6.775µ ±  11%        ~ (p=0.247 n=10)
geomean             10.66µ          10.00µ          -6.13%

                │      old       │                  new                   │
                │ sec/starve-p90 │ sec/starve-p90  vs base                │
MutexCapture-2    10.609µ ±  50%    5.390µ ± 119%        ~ (p=0.579 n=10)
MutexCapture-3     184.8µ ±  91%    183.9µ ±  48%        ~ (p=0.436 n=10)
MutexCapture-4     388.8µ ± 270%    375.6µ ± 280%        ~ (p=0.436 n=10)
MutexCapture-5     807.2µ ±  83%   2880.9µ ±  85%        ~ (p=0.105 n=10)
MutexCapture-6     2.272m ±  61%    2.173m ±  34%        ~ (p=0.280 n=10)
MutexCapture-7     1.351m ± 125%    2.990m ±  70%        ~ (p=0.393 n=10)
MutexCapture-8     3.328m ±  97%    3.064m ±  96%        ~ (p=0.739 n=10)
MutexCapture-9     3.526m ±  91%    3.081m ±  47%  -12.62% (p=0.015 n=10)
MutexCapture-10    3.641m ±  86%    3.228m ±  90%  -11.34% (p=0.005 n=10)
MutexCapture-11    3.324m ± 109%    3.190m ±  71%        ~ (p=0.481 n=10)
MutexCapture-12    3.519m ±  77%    3.200m ± 106%        ~ (p=0.393 n=10)
MutexCapture-13    3.353m ±  91%    3.368m ±  99%        ~ (p=0.853 n=10)
MutexCapture-14    3.314m ± 101%    3.396m ± 286%        ~ (p=0.353 n=10)
MutexCapture-15    3.534m ±  83%    3.397m ±  91%        ~ (p=0.739 n=10)
MutexCapture-16    3.485m ±  90%    3.436m ± 116%        ~ (p=0.853 n=10)
MutexCapture-17    6.516m ±  48%    3.452m ±  88%        ~ (p=0.190 n=10)
MutexCapture-18    6.645m ± 105%    3.439m ± 108%        ~ (p=0.218 n=10)
MutexCapture-19    6.521m ±  46%    4.907m ±  42%        ~ (p=0.529 n=10)
MutexCapture-20    6.532m ±  47%    3.516m ±  89%        ~ (p=0.089 n=10)
geomean            1.919m           1.783m          -7.06%

Change-Id: I36106e1baf8afd132f1568748d1b83b797fa260e
Reviewed-on: https://go-review.googlesource.com/c/go/+/629415
Reviewed-by: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
2024-11-20 23:27:49 +00:00
Damien Neil c315862c99 os: add OpenInRoot
For #67002

Change-Id: If919ee8a5e3d90e91c7848330762e3254245fba1
Reviewed-on: https://go-review.googlesource.com/c/go/+/629555
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-11-20 23:21:51 +00:00