scc

commit f492138612f18127dc3845b7bcf077a55a6f876c
parent 715a99ee9949a9472cdf9e3d8fb79e3cfa1c230f
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Sun, 23 Dec 2018 07:50:58 +0000

[libcrt] Add crt files for darwin

Diffstat:
A
src/libcrt/crt-amd64-darwin.s
 | 
19
+++++++++++++++++++
A
src/libcrt/crt-darwin.s
 | 
1
+

2 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/src/libcrt/crt-amd64-darwin.s b/src/libcrt/crt-amd64-darwin.s
@@ -0,0 +1,19 @@
+	.bss
+	.globl	__environ
+__environ:
+	.quad	0
+
+	.text
+	.global	start
+start:
+	movq	%rsp,%rbp
+
+	/* load argc, argv, envp from stack */
+	movq	(%rbp),%rdi             /* argc */
+	leaq	8(%rbp),%rsi            /* argv */
+	leaq	16(%rbp,%rdi,8),%rdx    /* envp = argv + 8*argc + 8 */
+	movq	%rdx,__environ(%rip)
+
+	call	_main
+	movl	%eax,%edi
+	jmp	_exit
diff --git a/src/libcrt/crt-darwin.s b/src/libcrt/crt-darwin.s
@@ -0,0 +1 @@
+	.file	"crt-darwin.s"