Added git source kolibri-libc and

Configured autobuild git-svn-id: svn://kolibrios.org@8687 a494cfbc-eb01-0410-851d-a64ba20cac60
2021-04-27 16:33:31 +00:00
parent 1d94455637
commit 728f124678
182 changed files with 9987 additions and 0 deletions
@@ -0,0 +1,37 @@
+/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
+
+.data
+	.align	2
+nan:
+	.long	0xffffffff
+	.byte	0xff
+	.byte	0xff
+	.byte	0xff
+	.byte	0x7f
+
+.text
+
+.global atan2;
+
+atan2:
+	fldl	4(%esp)
+	fldl	12(%esp)
+	ftst
+	fnstsw	%ax
+	sahf
+	jne	doit
+	fxch	%st(1)
+	ftst
+	fnstsw	%ax
+	sahf
+	je	isanan
+	fxch	%st(1)
+doit:
+	fpatan
+	ret
+isanan:
+	movl	$1, errno
+	fstp	%st(0)
+	fstp	%st(0)
+	fldl	nan
+	ret