internal/rosa/package/go: added PMULL gate on carryless multiply test

Fixes go.dev/issues/80991. Signed-off-by: Ophestra <cat@gensokyo.uk>
2026-08-25 16:27:05 +09:00
parent ce53fa9249
commit cfede152c8
2 changed files with 25 additions and 0 deletions
@@ -0,0 +1,24 @@
+From fa10bbcce5635dd533ba933252e9dabd8a7f5e2a Mon Sep 17 00:00:00 2001
+From: David Chase <drchase@google.com>
+Date: Mon, 24 Aug 2026 15:20:40 -0400
+Subject: [PATCH] simd/archsimd: added PMULL gate on carryless multiply test
+
+Fixes #80991.
+
+Change-Id: I637de72acbb338c4c3b0a47f4a5520c33fe81fd2
+---
+
+diff --git a/src/simd/archsimd/internal/simd_test/simd_arm64_test.go b/src/simd/archsimd/internal/simd_test/simd_arm64_test.go
+index f009488..7836fc8 100644
+--- a/src/simd/archsimd/internal/simd_test/simd_arm64_test.go
+++ b/src/simd/archsimd/internal/simd_test/simd_arm64_test.go
+@@ -22,6 +22,9 @@
+ }
+ 
+ func TestClMul(t *testing.T) {
+	if !archsimd.ARM64.PMULL() {
+		t.Skip("no carryless multiply")
+	}
+ 	var x = archsimd.LoadUint64x2([]uint64{1, 5})
+ 	var y = archsimd.LoadUint64x2([]uint64{3, 9})
+ 
@@ -0,0 +1,58 @@
+package go {
+	description = "the Go programming language toolchain";
+	website = "https://go.dev";
+	anitya = 1227;
+
+	version# = "1.27.0";
+	source = remoteTar {
+		url = "https://go.dev/dl/go"+version+".src.tar.gz";
+		checksum = "Ookl2vP6KMfJuxaxX6nXZ1gnL43wZPl5GjpVsrI7IJiB4b3xr1PbnbYIOJ8v5jzG";
+		compress = gzip;
+	};
+	patches = [ "820480.patch" ];
+
+	env = [
+		"CC=cc",
+		"GOCACHE=/tmp/gocache",
+		"GOROOT_BOOTSTRAP=/system/go",
+		"TMPDIR=/dev/shm/go",
+	];
+
+	enterSource = true;
+
+	exec = generic {
+		chdir = false;
+		build = `
+mkdir /work/system/ "${TMPDIR}"
+cp -r . /work/system/go
+cd /work/system/go/src/
+chmod -R +w ..
+
+sed -i \
+	's,/lib/ld-musl-`+linuxArch+`.so.1,/system/bin/linker,' \
+	cmd/link/internal/`+arch+`/obj.go
+
+rm \
+	os/root_unix_test.go \
+	runtime/crash_cgo_test.go \
+	cmd/cgo/internal/testsanitizers/tsan_test.go \
+	cmd/cgo/internal/testsanitizers/cshared_test.go
+
+set +u
+. ./make.bash "$@" --no-banner
+set -u
+`;
+		check = "bash run.bash --no-rebuild\n";
+		install = `
+../bin/go tool dist banner # print build info
+
+mkdir /work/system/bin
+ln -s \
+	../go/bin/go \
+	../go/bin/gofmt \
+	/work/system/bin
+`;
+	};
+
+	inputs = [ bash, go-bootstrap ];
+}