From bd5969fc876a10b18613302db7087ef3c40f18e1 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Thu, 7 Mar 2024 17:28:00 -0500
Subject: lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crt0.S |  7 +++++++
 lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crti.S | 11 +++++++++++
 lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crtn.S |  9 +++++++++
 3 files changed, 27 insertions(+)
 create mode 100644 lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crt0.S
 create mode 100644 lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crti.S
 create mode 100644 lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crtn.S

(limited to 'lib/mlibc/sysdeps/keyronex/x86_64/crt-src')

diff --git a/lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crt0.S b/lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crt0.S
new file mode 100644
index 0000000..d16a46f
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crt0.S
@@ -0,0 +1,7 @@
+.section .text
+.global _start
+_start:
+    mov $main, %rdi
+    call __mlibc_entry
+.section .note.GNU-stack,"",%progbits
+
diff --git a/lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crti.S b/lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crti.S
new file mode 100644
index 0000000..911b078
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crti.S
@@ -0,0 +1,11 @@
+.section .init
+.global _init
+_init:
+	push %rax
+
+.section .fini
+.global _fini
+_fini:
+	push %rax
+.section .note.GNU-stack,"",%progbits
+
diff --git a/lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crtn.S b/lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crtn.S
new file mode 100644
index 0000000..0187e50
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/x86_64/crt-src/crtn.S
@@ -0,0 +1,9 @@
+.section .init
+	pop %rax
+	ret
+
+.section .fini
+	pop %rax
+	ret
+.section .note.GNU-stack,"",%progbits
+
-- 
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