Add support for riscv64

Signed-off-by: David Abdurachmanov <davidlt@rivosinc.com>

qemu.spec

@@ -322,7 +322,7 @@ Obsoletes: %{name}-system-unicore32-core <= %{epoch}:%{version}-%{release}
 Summary: QEMU is a FAST! processor emulator
 Name: qemu
 Version: 7.0.0
-Release: %{baserelease}%{?rcrel}%{?dist}
+Release: %{baserelease}%{?rcrel}.0.riscv64%{?dist}
 Epoch: 2
 License: GPLv2 and BSD and MIT and CC-BY
 URL: http://www.qemu.org/
@@ -511,6 +511,10 @@ BuildRequires: SDL2_image-devel
 
 %if %{user_static}
 BuildRequires: glibc-static pcre2-static glib2-static zlib-static
+# if -pthread is used GCC SPEC will add --as-needed -latomic --no-as-needed for linker
+%ifarch riscv64
+BuildRequires: libatomic-static
+%endif
 %endif
 
 # Requires for the Fedora 'qemu' metapackage
@@ -1971,7 +1975,8 @@ rm -rf %{static_buildroot}
 pushd %{qemu_kvm_build}
 echo "Testing %{name}-build"
 # 2022-06: ppc64le random qtest segfaults with no discernable pattern
-%ifnarch %{power64}
+# 2022-10: some arches (2) hang in endless loops in qtests on riscv64
+%ifnarch %{power64} riscv64
 %make_build check
 %endif
 
@@ -2477,8 +2482,8 @@ useradd -r -u 107 -g qemu -G kvm -d / -s /sbin/nologin \
 %{_bindir}/qemu-riscv64-static
 %{_datadir}/systemtap/tapset/qemu-riscv32-static.stp
 %{_datadir}/systemtap/tapset/qemu-riscv64-static.stp
-%{_exec_prefix}/lib/binfmt.d/qemu-riscv32-static.conf
 %ifnarch riscv64
+%{_exec_prefix}/lib/binfmt.d/qemu-riscv32-static.conf
 %{_exec_prefix}/lib/binfmt.d/qemu-riscv64-static.conf
 %endif
 
@@ -2724,6 +2729,9 @@ useradd -r -u 107 -g qemu -G kvm -d / -s /sbin/nologin \
 
 
 %changelog
+* Tue Nov 08 2022 David Abdurachmanov <davidlt@rivosinc.com> - 2:7.0.0-10.0.riscv64
+- Add support for riscv64
+
 * Tue Oct 18 2022 Mauro Matteo Cascella <mcascell@redhat.com> - 2:7.0.0-10
 - vga: avoid crash if no default vga card (rhbz#2095639)
 - lsi53c895a: fix use-after-free in lsi_do_msgout (CVE-2022-0216) (rhbz#2070902)