1 files changed, 38 insertions, 0 deletions
diff --git a/usr/klibc/arch/sh/sysstub.ph b/usr/klibc/arch/sh/sysstub.ph
new file mode 100644
index 0000000..0ff46dd
--- /dev/null
+++ b/usr/klibc/arch/sh/sysstub.ph
@@ -0,0 +1,38 @@
+# -*- perl -*-
+#
+# arch/sh/sysstub.ph
+#
+# Script to generate system call stubs
+#
+
+sub make_sysstub($$$$$@) {
+    my($outputdir, $fname, $type, $sname, $stype, @args) = @_;
+
+    open(OUT, '>', "${outputdir}/${fname}.S");
+    print OUT "#include <asm/unistd.h>\n";
+    print OUT "\n";
+    print OUT "\t.section\t\".text.syscall\",\"ax\"\n";
+    print OUT "\t.type\t${fname},\#function\n";
+    print OUT "\t.globl\t${fname}\n";
+    print OUT "\t.align\t2\n";
+    print OUT "\t.import __syscall_common\n";
+    print OUT "${fname}:\n";
+    print OUT "\t  mov.l\t1f, r3\n";
+    print OUT "\t  jmp\t\@r3\n";
+    print OUT "#if __NR_${sname} >= 128\n";
+    print OUT "\t  mov.l\t2f, r3\n";
+    print OUT "#else\n";
+    print OUT "\t  mov\t# __NR_${sname}, r3\n";
+    print OUT "#endif\n";
+    print OUT "\t.size ${fname},.-${fname}\n";
+    print OUT "\n";
+    print OUT "\t.align\t2\n";
+    print OUT "\t.import\t__syscall_common\n";
+    print OUT "1:\t.long\t__syscall_common\n";
+    print OUT "#if __NR_${sname} >= 128\n";
+    print OUT "2:\t.long\t__NR_${sname}\n";
+    print OUT "#endif\n";
+    close(OUT);
+}
+
+1;