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 +1,30 @@
+.weak __global_pointer$
+.hidden __global_pointer$
+
+.section .text
+.global _start
+_start:
+	# Load gp.
+.option push
+.option norelax
+	lla gp, __global_pointer$
+.option pop
+
+	mv a0, sp
+	la a1, main
+	call __mlibc_entry@plt
+	unimp
+
+# Load gp from .preinit_array since it may be used by the executable's .init_array.
+# We still load it in _start to account for static binaries. This matches glibc's behavior.
+load_gp:
+.option push
+.option norelax
+	lla gp, __global_pointer$
+.option pop
+	ret
+
+.section .preinit_array,"aw"
+	.dword load_gp
+
+.section .note.GNU-stack,"",%progbits
@@ -0,0 +1,30 @@
+.weak __global_pointer$
+.hidden __global_pointer$
+
+.section .text
+.global _start
+_start:
+	# Load gp.
+.option push
+.option norelax
+	lla gp, __global_pointer$
+.option pop
+
+	mv a0, sp
+	la a1, main
+	call __mlibc_entry
+	unimp
+
+# Load gp from .preinit_array since it may be used by the executable's .init_array.
+# We still load it in _start to account for static binaries. This matches glibc's behavior.
+load_gp:
+.option push
+.option norelax
+	lla gp, __global_pointer$
+.option pop
+	ret
+
+.section .preinit_array,"aw"
+	.dword load_gp
+
+.section .note.GNU-stack,"",%progbits