Rebase to 1.16.4

Resolves: rhbz#1955035
Resolves: rhbz#1957961
This commit is contained in:
Alejandro Sáez 2021-05-14 19:28:29 +02:00
parent d2f6565593
commit b7c185ab01
5 changed files with 139 additions and 4 deletions

1
.gitignore vendored
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@ -35,3 +35,4 @@
/go-go-1.15.5-1-openssl-fips.tar.gz
/go-go-1.15.7-1-openssl-fips.tar.gz
/go-go-1.16.1-2-openssl-fips.tar.gz
/go-go-1.16.4-1-openssl-fips.tar.gz

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@ -96,12 +96,12 @@
%endif
%global go_api 1.16
%global go_version 1.16.1
%global pkg_release 2
%global go_version 1.16.4
%global pkg_release 1
Name: golang
Version: %{go_version}
Release: 3%{?dist}
Release: 1%{?dist}
Summary: The Go Programming Language
# source tree includes several copies of Mark.Twain-Tom.Sawyer.txt under Public Domain
License: BSD and Public Domain
@ -147,6 +147,14 @@ Patch223: golang-1.15-warnCN.patch
Patch1939923: skip_test_rhbz1939923.patch
# cmd/link/internal: fix use of DynlinkingGo with ppc64le trampolines
# https://go-review.googlesource.com/c/go/+/315289
Patch1957961: rhbz1957961.patch
# cmd/link: disable plugin support if cgo is disabled
# https://go-review.googlesource.com/c/go/+/314449/
Patch1955035: rhbz1955035.patch
# Having documentation separate was broken
Obsoletes: %{name}-docs < 1.1-4
@ -244,6 +252,10 @@ Requires: %{name} = %{version}-%{release}
%patch1939923 -p1
%patch1957961 -p1
%patch1955035 -p1
cp %{SOURCE1} ./src/runtime/
%build
@ -516,6 +528,11 @@ cd ..
%endif
%changelog
* Fri May 14 2021 Alejandro Sáez <asm@redhat.com> - 1.16.1-4
- Rebase to 1.16.4
- Resolves: rhbz#1955035
- Resolves: rhbz#1957961
* Thu Apr 15 2021 Mohan Boddu <mboddu@redhat.com> - 1.16.1-3
- Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related: rhbz#1947937

42
rhbz1955035.patch Normal file
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@ -0,0 +1,42 @@
From 4ec78a579cc3c83a7d0afc7483fb3e69e2fd87a7 Mon Sep 17 00:00:00 2001
From: "Paul E. Murphy" <murp@ibm.com>
Date: Tue, 27 Apr 2021 15:05:51 -0500
Subject: [PATCH] cmd/link: disable plugin support if cgo is disabled
Functional plugin support requires cgo to be enabled. Disable
it if the environment has disabled cgo.
This prevents unexpected linker failures when linking large
binaries with cgo disabled which use the plugin package.
Fixes #45564
Change-Id: Ib71f0e089f7373b7b3e3cd53da3612291e7bc473
Reviewed-on: https://go-review.googlesource.com/c/go/+/314449
Run-TryBot: Paul Murphy <murp@ibm.com>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Trust: Lynn Boger <laboger@linux.vnet.ibm.com>
---
src/cmd/link/internal/ld/lib.go | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/cmd/link/internal/ld/lib.go b/src/cmd/link/internal/ld/lib.go
index 0e77424884..f7a32aebae 100644
--- a/src/cmd/link/internal/ld/lib.go
+++ b/src/cmd/link/internal/ld/lib.go
@@ -533,7 +533,10 @@ func (ctxt *Link) loadlib() {
// up symbol by name may not get expected result.
iscgo = ctxt.LibraryByPkg["runtime/cgo"] != nil
- ctxt.canUsePlugins = ctxt.LibraryByPkg["plugin"] != nil
+
+ // Plugins a require cgo support to function. Similarly, plugins may require additional
+ // internal linker support on some platforms which may not be implemented.
+ ctxt.canUsePlugins = ctxt.LibraryByPkg["plugin"] != nil && iscgo
// We now have enough information to determine the link mode.
determineLinkMode(ctxt)
--
2.30.2

75
rhbz1957961.patch Normal file
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@ -0,0 +1,75 @@
From 079dfdbb94013e05660e54e6c7c3654468bc4160 Mon Sep 17 00:00:00 2001
From: Lynn Boger <laboger@linux.vnet.ibm.com>
Date: Thu, 29 Apr 2021 16:07:25 -0500
Subject: [PATCH] cmd/link/internal: fix use of DynlinkingGo with ppc64le
trampolines
When creating programs with large text sections on ppc64le,
trampolines are needed for calls that are too far; however
they are not created if the code is generated such that the TOC
register r2 is initialized and maintained in the code because
then the external linker can create the trampolines. Previously
the function DynlinkingGo was used to determine this but in the
case where plugins are used, this could return true even though
r2 is not valid.
To fix this problem I've added a new function r2Valid which returns
true when the build options indicate that the r2 is
initialized and maintained. Because of the ways that
DynlinkingGo is used I wanted to maintain its previous
behavior.
Fixes #45850
Change-Id: I6d902eba6ad41757aa6474948b79acdbd479cb38
Reviewed-on: https://go-review.googlesource.com/c/go/+/315289
Trust: Lynn Boger <laboger@linux.vnet.ibm.com>
Run-TryBot: Lynn Boger <laboger@linux.vnet.ibm.com>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
---
src/cmd/link/internal/ppc64/asm.go | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/src/cmd/link/internal/ppc64/asm.go b/src/cmd/link/internal/ppc64/asm.go
index 602f0b5299..539afac187 100644
--- a/src/cmd/link/internal/ppc64/asm.go
+++ b/src/cmd/link/internal/ppc64/asm.go
@@ -642,6 +642,16 @@ func archrelocaddr(ldr *loader.Loader, target *ld.Target, syms *ld.ArchSyms, r l
return int64(o2)<<32 | int64(o1)
}
+// Determine if the code was compiled so that the TOC register R2 is initialized and maintained
+func r2Valid(ctxt *ld.Link) bool {
+ switch ctxt.BuildMode {
+ case ld.BuildModeCArchive, ld.BuildModeCShared, ld.BuildModePIE, ld.BuildModeShared, ld.BuildModePlugin:
+ return true
+ }
+ // -linkshared option
+ return ctxt.IsSharedGoLink()
+}
+
// resolve direct jump relocation r in s, and add trampoline if necessary
func trampoline(ctxt *ld.Link, ldr *loader.Loader, ri int, rs, s loader.Sym) {
@@ -649,7 +659,7 @@ func trampoline(ctxt *ld.Link, ldr *loader.Loader, ri int, rs, s loader.Sym) {
// For internal linking, trampolines are always created for long calls.
// For external linking, the linker can insert a call stub to handle a long call, but depends on having the TOC address in
// r2. For those build modes with external linking where the TOC address is not maintained in r2, trampolines must be created.
- if ctxt.IsExternal() && (ctxt.DynlinkingGo() || ctxt.BuildMode == ld.BuildModeCArchive || ctxt.BuildMode == ld.BuildModeCShared || ctxt.BuildMode == ld.BuildModePIE) {
+ if ctxt.IsExternal() && r2Valid(ctxt) {
// No trampolines needed since r2 contains the TOC
return
}
@@ -703,7 +713,7 @@ func trampoline(ctxt *ld.Link, ldr *loader.Loader, ri int, rs, s loader.Sym) {
}
}
if ldr.SymType(tramp) == 0 {
- if ctxt.DynlinkingGo() || ctxt.BuildMode == ld.BuildModeCArchive || ctxt.BuildMode == ld.BuildModeCShared || ctxt.BuildMode == ld.BuildModePIE {
+ if r2Valid(ctxt) {
// Should have returned for above cases
ctxt.Errorf(s, "unexpected trampoline for shared or dynamic linking")
} else {
--
2.30.2

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@ -1 +1 @@
SHA512 (go-go-1.16.1-2-openssl-fips.tar.gz) = fbc59c8a7c6e697f45dae53ef5209dbeb6e48425e3add738c8aa3a26639c412f89444713e490c956ff16e869c6cfbb142061e796bcf0aaea7a8a29b20d25ae61
SHA512 (go-go-1.16.4-1-openssl-fips.tar.gz) = c99957801440519fa5145a6901fd513baa087584a7d51c726e2ac61094cf65e81798b2773c4a74fa7e904934452709a97c91e3d9cd1695b8537e4858e15b5e47