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 +1,68 @@
+.global setjmp
+.type setjmp, "function"
+.global _setjmp
+.type _setjmp, "function"
+setjmp:
+_setjmp:
+	st.d $ra, $a0, 0
+	st.d $sp, $a0, 8
+	st.d $r21, $a0, 16
+	st.d $fp, $a0, 24
+	st.d $s0, $a0, 32
+	st.d $s1, $a0, 40
+	st.d $s2, $a0, 48
+	st.d $s3, $a0, 56
+	st.d $s4, $a0, 64
+	st.d $s5, $a0, 72
+	st.d $s6, $a0, 80
+	st.d $s7, $a0, 88
+	st.d $s8, $a0, 96
+	fst.d $fs0, $a0, 104
+	fst.d $fs1, $a0, 112
+	fst.d $fs2, $a0, 120
+	fst.d $fs3, $a0, 128
+	fst.d $fs4, $a0, 136
+	fst.d $fs5, $a0, 144
+	fst.d $fs6, $a0, 152
+	fst.d $fs7, $a0, 160
+	move $a0, $r0
+	ret
+
+.global sigsetjmp
+.type sigsetjmp, "function"
+sigsetjmp:
+	break 0 // TODO
+
+.global longjmp
+.type longjmp, "function"
+.global _longjmp
+.type _longjmp, "function"
+longjmp:
+_longjmp:
+	ld.d $ra, $a0, 0
+	ld.d $sp, $a0, 8
+	ld.d $r21, $a0, 16
+	ld.d $fp, $a0, 24
+	ld.d $s0, $a0, 32
+	ld.d $s1, $a0, 40
+	ld.d $s2, $a0, 48
+	ld.d $s3, $a0, 56
+	ld.d $s4, $a0, 64
+	ld.d $s5, $a0, 72
+	ld.d $s6, $a0, 80
+	ld.d $s7, $a0, 88
+	ld.d $s8, $a0, 96
+	fld.d $fs0, $a0, 104
+	fld.d $fs1, $a0, 112
+	fld.d $fs2, $a0, 120
+	fld.d $fs3, $a0, 128
+	fld.d $fs4, $a0, 136
+	fld.d $fs5, $a0, 144
+	fld.d $fs6, $a0, 152
+	fld.d $fs7, $a0, 160
+	sltui   $a0, $a1, 1
+	add.d   $a0, $a0, $a1
+	jr      $ra
+
+.section .note.GNU-stack,"",%progbits
+