Build on riscv64

pkg/dav1d/gen.lua

@@ -1,3 +1,4 @@
+local arch = config.target.platform:match('[^-]*')
 cflags{
 	'-Wall', '-Wno-maybe-uninitialized',
 	'-D _XOPEN_SOURCE=700',
@@ -6,7 +7,7 @@ cflags{
 	'-I $srcdir/tools',
 	'-I $outdir',
 	'-I $outdir/include/dav1d',
-	'-I $dir',
+	arch == 'riscv64' and '-I $dir/riscv' or '-I $dir',
 }
 nasmflags{
 	'-i $srcdir/src/',

pkg/dav1d/riscv/config.h

@@ -0,0 +1,17 @@
+#define ARCH_AARCH64 0
+#define ARCH_ARM 0
+#define ARCH_PPC64LE 0
+#define ARCH_X86 0
+#define ARCH_X86_32 0
+#define ARCH_X86_64 0
+#define CONFIG_16BPC 1
+#define CONFIG_8BPC 1
+#define CONFIG_LOG 1
+#define ENDIANNESS_BIG 0
+#define HAVE_ASM 1
+#define HAVE_AVX512ICL 1
+#define HAVE_CLOCK_GETTIME 1
+#define HAVE_DLSYM 1
+#define HAVE_POSIX_MEMALIGN 1
+#define HAVE_UNISTD_H 1
+#define STACK_ALIGNMENT 32

pkg/libffi/gen.lua

@@ -17,7 +17,7 @@ build('sed', '$outdir/include/ffi.h', '$srcdir/include/ffi.h.in', {
 })
 
 pkg.hdrs = {
-	copy('$outdir/include', '$srcdir/src/'..({x86_64='x86', aarch64='aarch64'})[arch], {'ffitarget.h'}),
+	copy('$outdir/include', '$srcdir/src/'..({x86_64='x86', aarch64='aarch64', riscv64='riscv'})[arch], {'ffitarget.h'}),
 	'$outdir/include/ffi.h',
 	install=true,
 }
@@ -31,6 +31,7 @@ lib('libffi.a', [[
 		prep_cif.c types.c raw_api.c java_raw_api.c closures.c
 		@aarch64 aarch64/(ffi.c sysv.S)
 		@x86_64 x86/(ffi64.c unix64.S ffiw64.c win64.S)
+		@riscv64 riscv/(ffi.c sysv.S)
 	)
 ]])
 file('lib/libffi.a', '644', '$outdir/libffi.a')

pkg/linux-headers/gen.lua

@@ -1,6 +1,7 @@
 local arch = ({
 	aarch64='arm64',
 	x86_64='x86',
+	riscv64='riscv',
 })[config.target.platform:match('[^-]*')]
 sub('tools.ninja', function()
 	toolchain(config.host)

pkg/linux-headers/riscv.lua

@@ -0,0 +1,25 @@
+return {
+	-- <cd src/arch/riscv/include/uapi && find * -name '*.h' -exec printf "\t'%s',\n" {} + | LC_COLLATE=C sort
+	'asm/auxvec.h',
+	'asm/bitsperlong.h',
+	'asm/bpf_perf_event.h',
+	'asm/byteorder.h',
+	'asm/elf.h',
+	'asm/hwcap.h',
+	'asm/hwprobe.h',
+	'asm/kvm.h',
+	'asm/perf_regs.h',
+	'asm/ptrace.h',
+	'asm/setup.h',
+	'asm/sigcontext.h',
+	'asm/ucontext.h',
+	'asm/unistd.h',
+	'asm/vendor/mips.h',
+	'asm/vendor/sifive.h',
+	'asm/vendor/thead.h',
+	unistd = {},
+	generic={
+		-- <awk '$1 == "generic-y" {printf "\\t\\t'\'%s\'',\\n", $3}' src/arch/riscv/include/uapi/asm/Kbuild
+		'kvm_para.h',
+	},		
+}