libgo: add support for riscv64
Patch by Andreas Schwab.
Change-Id: Ifae0d4693b9eeafd2ace911c167edba2d3bdfb6e
Reviewed-on: https://go-review.googlesource.com/96377
Reviewed-by: Ian Lance Taylor <iant@golang.org>
diff --git a/libgo/configure b/libgo/configure
index dcfc524..c5f8e8a 100755
--- a/libgo/configure
+++ b/libgo/configure
@@ -13653,10 +13653,10 @@
# - libgo/go/syscall/endian_XX.go
# - possibly others
# - possibly update files in libgo/go/internal/syscall/unix
-ALLGOARCH="386 alpha amd64 amd64p32 arm armbe arm64 arm64be ia64 m68k mips mipsle mips64 mips64le mips64p32 mips64p32le ppc ppc64 ppc64le s390 s390x sh shbe sparc sparc64"
+ALLGOARCH="386 alpha amd64 amd64p32 arm armbe arm64 arm64be ia64 m68k mips mipsle mips64 mips64le mips64p32 mips64p32le ppc ppc64 ppc64le riscv64 s390 s390x sh shbe sparc sparc64"
# All known GOARCH family values.
-ALLGOARCHFAMILY="I386 ALPHA AMD64 ARM ARM64 IA64 M68K MIPS MIPS64 PPC PPC64 S390 S390X SH SPARC SPARC64"
+ALLGOARCHFAMILY="I386 ALPHA AMD64 ARM ARM64 IA64 M68K MIPS MIPS64 PPC PPC64 RISCV64 S390 S390X SH SPARC SPARC64"
GOARCH=unknown
case ${host} in
@@ -13773,6 +13773,9 @@
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
;;
+ riscv64-*-*)
+ GOARCH=riscv64
+ ;;
s390*-*-*)
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
diff --git a/libgo/configure.ac b/libgo/configure.ac
index 1f49aee..eabe294 100644
--- a/libgo/configure.ac
+++ b/libgo/configure.ac
@@ -224,10 +224,10 @@
# - libgo/go/syscall/endian_XX.go
# - possibly others
# - possibly update files in libgo/go/internal/syscall/unix
-ALLGOARCH="386 alpha amd64 amd64p32 arm armbe arm64 arm64be ia64 m68k mips mipsle mips64 mips64le mips64p32 mips64p32le ppc ppc64 ppc64le s390 s390x sh shbe sparc sparc64"
+ALLGOARCH="386 alpha amd64 amd64p32 arm armbe arm64 arm64be ia64 m68k mips mipsle mips64 mips64le mips64p32 mips64p32le ppc ppc64 ppc64le riscv64 s390 s390x sh shbe sparc sparc64"
# All known GOARCH family values.
-ALLGOARCHFAMILY="I386 ALPHA AMD64 ARM ARM64 IA64 M68K MIPS MIPS64 PPC PPC64 S390 S390X SH SPARC SPARC64"
+ALLGOARCHFAMILY="I386 ALPHA AMD64 ARM ARM64 IA64 M68K MIPS MIPS64 PPC PPC64 RISCV64 S390 S390X SH SPARC SPARC64"
GOARCH=unknown
case ${host} in
@@ -304,6 +304,9 @@
[GOARCH=ppc64le],
[GOARCH=ppc64])])
;;
+ riscv64-*-*)
+ GOARCH=riscv64
+ ;;
s390*-*-*)
AC_COMPILE_IFELSE([
#if defined(__s390x__)
diff --git a/libgo/go/cmd/cgo/main.go b/libgo/go/cmd/cgo/main.go
index f5c231c..6baabfd 100644
--- a/libgo/go/cmd/cgo/main.go
+++ b/libgo/go/cmd/cgo/main.go
@@ -168,6 +168,7 @@
"ppc": 4,
"ppc64": 8,
"ppc64le": 8,
+ "riscv64": 8,
"s390": 4,
"s390x": 8,
"sh": 4,
@@ -192,6 +193,7 @@
"ppc": 4,
"ppc64": 8,
"ppc64le": 8,
+ "riscv64": 8,
"s390": 4,
"s390x": 8,
"sh": 4,
diff --git a/libgo/go/go/build/syslist.go b/libgo/go/go/build/syslist.go
index 6bf7263..679d195 100644
--- a/libgo/go/go/build/syslist.go
+++ b/libgo/go/go/build/syslist.go
@@ -5,4 +5,4 @@
package build
const goosList = "aix android darwin dragonfly freebsd linux nacl netbsd openbsd plan9 solaris windows zos "
-const goarchList = "386 amd64 amd64p32 arm armbe arm64 arm64be alpha m68k ppc64 ppc64le mips mipsle mips64 mips64le mips64p32 mips64p32le ppc s390 s390x sh shbe sparc sparc64"
+const goarchList = "386 amd64 amd64p32 arm armbe arm64 arm64be alpha m68k ppc64 ppc64le mips mipsle mips64 mips64le mips64p32 mips64p32le ppc riscv64 s390 s390x sh shbe sparc sparc64"
diff --git a/libgo/go/internal/syscall/unix/getrandom_linux_generic.go b/libgo/go/internal/syscall/unix/getrandom_linux_generic.go
index 8425800..d6af3de 100644
--- a/libgo/go/internal/syscall/unix/getrandom_linux_generic.go
+++ b/libgo/go/internal/syscall/unix/getrandom_linux_generic.go
@@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
-// +build arm64
+// +build arm64 riscv64
package unix
diff --git a/libgo/go/runtime/hash64.go b/libgo/go/runtime/hash64.go
index 5912943..74775a8 100644
--- a/libgo/go/runtime/hash64.go
+++ b/libgo/go/runtime/hash64.go
@@ -6,7 +6,7 @@
// xxhash: https://code.google.com/p/xxhash/
// cityhash: https://code.google.com/p/cityhash/
-// +build amd64 amd64p32 arm64 mips64 mips64le ppc64 ppc64le s390x alpha arm64be ia64 mips64p32 mips64p32le sparc64
+// +build amd64 amd64p32 arm64 mips64 mips64le ppc64 ppc64le s390x alpha arm64be ia64 mips64p32 mips64p32le sparc64 riscv64
package runtime
diff --git a/libgo/go/runtime/lfstack_64bit.go b/libgo/go/runtime/lfstack_64bit.go
index 95d0eba..dca1718 100644
--- a/libgo/go/runtime/lfstack_64bit.go
+++ b/libgo/go/runtime/lfstack_64bit.go
@@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
-// +build amd64 arm64 mips64 mips64le ppc64 ppc64le s390x arm64be alpha sparc64 ia64
+// +build amd64 arm64 mips64 mips64le ppc64 ppc64le s390x arm64be alpha sparc64 ia64 riscv64
package runtime
diff --git a/libgo/go/runtime/unaligned1.go b/libgo/go/runtime/unaligned1.go
index c94f19e..2f5b63a 100644
--- a/libgo/go/runtime/unaligned1.go
+++ b/libgo/go/runtime/unaligned1.go
@@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
-// +build 386 amd64 amd64p32 arm64 ppc64 ppc64le s390x ppc s390 arm64be
+// +build 386 amd64 amd64p32 arm64 ppc64 ppc64le s390x ppc s390 arm64be riscv64
package runtime
diff --git a/libgo/go/syscall/endian_little.go b/libgo/go/syscall/endian_little.go
index b91d4bb..4a73121 100644
--- a/libgo/go/syscall/endian_little.go
+++ b/libgo/go/syscall/endian_little.go
@@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//
-// +build 386 amd64 amd64p32 arm arm64 ppc64le mips64le mipsle alpha ia64 mips64p32le sh
+// +build 386 amd64 amd64p32 arm arm64 ppc64le mips64le mipsle alpha ia64 mips64p32le sh riscv64
package syscall
diff --git a/libgo/go/syscall/libcall_linux_ustat.go b/libgo/go/syscall/libcall_linux_ustat.go
index 261f086..3aff344 100644
--- a/libgo/go/syscall/libcall_linux_ustat.go
+++ b/libgo/go/syscall/libcall_linux_ustat.go
@@ -4,7 +4,7 @@
// GNU/Linux library ustat call.
// This is not supported on some kernels, such as arm64.
-// +build !arm64
+// +build !arm64,!riscv64
package syscall
diff --git a/libgo/goarch.sh b/libgo/goarch.sh
index 9165e6a..c63cbba 100755
--- a/libgo/goarch.sh
+++ b/libgo/goarch.sh
@@ -146,6 +146,10 @@
;;
esac
;;
+ riscv64)
+ family=RISCV64
+ pcquantum=2
+ ;;
s390)
family=S390
bigendian=true
diff --git a/libgo/match.sh b/libgo/match.sh
index 6240555..9247ec6 100755
--- a/libgo/match.sh
+++ b/libgo/match.sh
@@ -116,7 +116,7 @@
aix | android | darwin | dragonfly | freebsd | linux | nacl | netbsd | openbsd | plan9 | solaris | windows)
tag1=nonmatchingtag
;;
- 386 | amd64 | amd64p32 | arm | armbe | arm64 | arm64be | alpha | ia64 | m68k | ppc64 | ppc64le | mips | mipsle | mips64 | mips64le | mips64p32 | mips64p32le | ppc | s390 | s390x | sh | shbe | sparc | sparc64)
+ 386 | amd64 | amd64p32 | arm | armbe | arm64 | arm64be | alpha | ia64 | m68k | ppc64 | ppc64le | mips | mipsle | mips64 | mips64le | mips64p32 | mips64p32le | ppc | riscv64 | s390 | s390x | sh | shbe | sparc | sparc64)
tag1=nonmatchingtag
;;
esac
@@ -128,7 +128,7 @@
aix | android | darwin | dragonfly | freebsd | linux | nacl | netbsd | openbsd | plan9 | solaris | windows)
tag2=nonmatchingtag
;;
- 386 | amd64 | amd64p32 | arm | armbe | arm64 | arm64be | alpha | ia64 | m68k | ppc64 | ppc64le | mips | mipsle | mips64 | mips64le | mips64p32 | mips64p32le | ppc | s390 | s390x | sh | shbe | sparc | sparc64)
+ 386 | amd64 | amd64p32 | arm | armbe | arm64 | arm64be | alpha | ia64 | m68k | ppc64 | ppc64le | mips | mipsle | mips64 | mips64le | mips64p32 | mips64p32le | ppc | riscv64 | s390 | s390x | sh | shbe | sparc | sparc64)
tag2=nonmatchingtag
;;
esac
diff --git a/libgo/misc/cgo/testcshared/src/libgo2/dup2.go b/libgo/misc/cgo/testcshared/src/libgo2/dup2.go
index d18f0b1..d343aa5 100644
--- a/libgo/misc/cgo/testcshared/src/libgo2/dup2.go
+++ b/libgo/misc/cgo/testcshared/src/libgo2/dup2.go
@@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
-// +build darwin dragonfly freebsd linux,!arm64 netbsd openbsd
+// +build darwin dragonfly freebsd linux,!arm64,!riscv64 netbsd openbsd
package main
diff --git a/libgo/misc/cgo/testcshared/src/libgo2/dup3.go b/libgo/misc/cgo/testcshared/src/libgo2/dup3.go
index c9c65a6..459f0dc 100644
--- a/libgo/misc/cgo/testcshared/src/libgo2/dup3.go
+++ b/libgo/misc/cgo/testcshared/src/libgo2/dup3.go
@@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
-// +build linux,arm64
+// +build linux,arm64 linux,riscv64
package main
diff --git a/libgo/testsuite/gotest b/libgo/testsuite/gotest
index f978042..06848fd 100755
--- a/libgo/testsuite/gotest
+++ b/libgo/testsuite/gotest
@@ -314,7 +314,7 @@
aix | android | darwin | dragonfly | freebsd | linux | nacl | netbsd | openbsd | plan9 | solaris | windows)
tag1=nonmatchingtag
;;
- 386 | amd64 | amd64p32 | arm | armbe | arm64 | arm64be | alpha | ia64 | m68k | ppc64 | ppc64le | mips | mipsle | mips64 | mips64le | mips64p32 | mips64p32le | ppc | s390 | s390x | sh | shbe | sparc | sparc64)
+ 386 | amd64 | amd64p32 | arm | armbe | arm64 | arm64be | alpha | ia64 | m68k | ppc64 | ppc64le | mips | mipsle | mips64 | mips64le | mips64p32 | mips64p32le | ppc | riscv64 | s390 | s390x | sh | shbe | sparc | sparc64)
tag1=nonmatchingtag
;;
esac
@@ -326,7 +326,7 @@
aix | android | darwin | dragonfly | freebsd | linux | nacl | netbsd | openbsd | plan9 | solaris | windows)
tag2=nonmatchingtag
;;
- 386 | amd64 | amd64p32 | arm | armbe | arm64 | arm64be | alpha | ia64 | m68k | ppc64 | ppc64le | mips | mipsle | mips64 | mips64le | mips64p32 | mips64p32le | ppc | s390 | s390x | sh | shbe | sparc | sparc64)
+ 386 | amd64 | amd64p32 | arm | armbe | arm64 | arm64be | alpha | ia64 | m68k | ppc64 | ppc64le | mips | mipsle | mips64 | mips64le | mips64p32 | mips64p32le | ppc | riscv64 | s390 | s390x | sh | shbe | sparc | sparc64)
tag2=nonmatchingtag
;;
esac
