1 files changed, 130 insertions, 0 deletions
diff --git a/src/arch/arm/libgcc/bpabi_asm.S b/src/arch/arm/libgcc/bpabi_asm.S
new file mode 100644
index 0000000000..27b4a1cfe8
--- /dev/null
+++ b/src/arch/arm/libgcc/bpabi_asm.S
@@ -0,0 +1,130 @@
+/* Miscellaneous BPABI functions.
+
+   Copyright (C) 2003, 2004, 2007, 2008  Free Software Foundation, Inc.
+   Contributed by CodeSourcery, LLC.
+
+   This file is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation; either version 2, or (at your option) any
+   later version.
+
+   In addition to the permissions in the GNU General Public License, the
+   Free Software Foundation gives you unlimited permission to link the
+   compiled version of this file into combinations with other programs,
+   and to distribute those combinations without any restriction coming
+   from the use of this file.  (The General Public License restrictions
+   do apply in other respects; for example, they cover modification of
+   the file, and distribution when not linked into a combine
+   executable.)
+
+   This file is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; see the file COPYING.  If not, write to
+   the Free Software Foundation, 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
+
+
+#include <arch/asm.h>
+
+#ifdef __ARMEB__
+#define xxh r0
+#define xxl r1
+#define yyh r2
+#define yyl r3
+#else
+#define xxh r1
+#define xxl r0
+#define yyh r3
+#define yyl r2
+#endif
+
+#if defined __thumb2__
+
+.macro do_it cond
+	it	\cond
+.endm
+#define do_push push
+#define do_pop pop
+
+#else
+
+.macro do_it cond
+.endm
+#define do_push stmfd sp!,
+#define do_pop ldmfd sp!,
+
+#endif
+
+ENTRY(__aeabi_lcmp)
+
+	cmp	xxh, yyh
+	do_it	lt
+	movlt	r0, #-1
+	do_it	gt
+	movgt	r0, #1
+	do_it	ne
+	movne	pc, lr
+	subs	r0, xxl, yyl
+	do_it	lo
+	movlo	r0, #-1
+	do_it	hi
+	movhi	r0, #1
+	mov	pc, lr
+
+ENDPROC(__aeabi_lcmp)
+
+ENTRY(__aeabi_ulcmp)
+
+	cmp	xxh, yyh
+	do_it	lo
+	movlo	r0, #-1
+	do_it	hi
+	movhi	r0, #1
+	do_it	ne
+	movne	pc, lr
+	cmp	xxl, yyl
+	do_it	lo
+	movlo	r0, #-1
+	do_it	hi
+	movhi	r0, #1
+	do_it	eq
+	moveq	r0, #0
+	mov	pc, lr
+
+ENDPROC(__aeabi_ulcmp)
+
+ENTRY(__aeabi_ldivmod)
+	sub sp, sp, #8
+#if defined(__thumb2__)
+	mov ip, sp
+	push {ip, lr}
+#else
+	do_push {sp, lr}
+#endif
+	bl __gnu_ldivmod_helper
+	ldr lr, [sp, #4]
+	add sp, sp, #8
+	do_pop {r2, r3}
+	mov	pc, lr
+
+ENDPROC(__aeabi_ldivmod)
+
+ENTRY(__aeabi_uldivmod)
+	sub sp, sp, #8
+#if defined(__thumb2__)
+	mov ip, sp
+	push {ip, lr}
+#else
+	do_push {sp, lr}
+#endif
+	bl __gnu_uldivmod_helper
+	ldr lr, [sp, #4]
+	add sp, sp, #8
+	do_pop {r2, r3}
+	mov	pc, lr
+
+ENDPROC(__aeabi_uldivmod)