user: implement mlibc as the libc, finally.

It's finally done.. Signed-off-by: kaguya <vpshinomiya@protonmail.com>
2026-05-02 03:31:49 -04:00
parent 2fa39ad85a
commit 9a9b91c940
2387 changed files with 152741 additions and 315 deletions
@@ -0,0 +1,24 @@
+.section .text
+.global __mlibc_spawn_thread
+.type __mlibc_spawn_thread, "function"
+__mlibc_spawn_thread:
+	// __mlibc_spawn_thread(flags, stack, pid_out, child_tid, tls)
+	//                         a0,     a1,     a2,        a3,  a4
+	//           syscall(NR_clone, flags, stack, ptid, ctid, tls)
+	//                         a7,    a0,    a1,   a2,  a3,   a4
+
+	addi.d $a7, $zero, 220 // NR_clone
+	syscall 0
+	bnez $a0, .parent
+
+	ld.d $a0, $sp, 0
+	ld.d $a1, $sp, 8
+	addi.d $sp, $sp, 8
+	bstrins.d $sp, $sp, 3, 0
+	b __mlibc_enter_thread
+	break 0
+
+.parent:
+	ret
+.section .note.GNU-stack,"",%progbits
+