lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>

4 files changed, 42 insertions, 0 deletions

diff --git a/lib/mlibc/sysdeps/linux/aarch64/crt-src/Scrt1.S b/lib/mlibc/sysdeps/linux/aarch64/crt-src/Scrt1.S
new file mode 100644
index 0000000..547499e
--- /dev/null
+++ b/lib/mlibc/sysdeps/linux/aarch64/crt-src/Scrt1.S
@@ -0,0 +1,11 @@
+.section .text
+.global _start
+_start:
+	mov x0, sp
+	adr x1, main
+
+	bl __mlibc_entry
+	brk #0
+
+.section .note.GNU-stack,"",%progbits
+
diff --git a/lib/mlibc/sysdeps/linux/aarch64/crt-src/crt1.S b/lib/mlibc/sysdeps/linux/aarch64/crt-src/crt1.S
new file mode 100644
index 0000000..6550612
--- /dev/null
+++ b/lib/mlibc/sysdeps/linux/aarch64/crt-src/crt1.S
@@ -0,0 +1,9 @@
+.section .text
+.global _start
+_start:
+	mov x0, sp
+	adrp x1, main
+	add x1, x1, :lo12:main
+	bl __mlibc_entry
+.section .note.GNU-stack,"",%progbits
+
diff --git a/lib/mlibc/sysdeps/linux/aarch64/crt-src/crti.S b/lib/mlibc/sysdeps/linux/aarch64/crt-src/crti.S
new file mode 100644
index 0000000..0f5ca0f
--- /dev/null
+++ b/lib/mlibc/sysdeps/linux/aarch64/crt-src/crti.S
@@ -0,0 +1,13 @@
+.section .init
+.global _init
+_init:
+	stp x29, x30, [sp, -16]!
+	mov x29, sp
+
+.section .fini
+.global _fini
+_fini:
+	stp x29, x30, [sp, -16]!
+	mov x29, sp
+.section .note.GNU-stack,"",%progbits
+
diff --git a/lib/mlibc/sysdeps/linux/aarch64/crt-src/crtn.S b/lib/mlibc/sysdeps/linux/aarch64/crt-src/crtn.S
new file mode 100644
index 0000000..cd95321
--- /dev/null
+++ b/lib/mlibc/sysdeps/linux/aarch64/crt-src/crtn.S
@@ -0,0 +1,9 @@
+.section .init
+	ldp x29, x30, [sp], #16
+	ret
+
+.section .fini
+	ldp x29, x30, [sp], #16
+	ret
+.section .note.GNU-stack,"",%progbits
+