From 8ab7217212af0e49cb18bb06e82ac9f2f428e76c Mon Sep 17 00:00:00 2001
From: Alan Cox <alan@linux.intel.com>
Date: Wed, 19 Oct 2016 20:53:48 +0100
Subject: [PATCH] 68000: add all the pieces for the signal return path helper

---
 Library/elf2flt.ld          |  1 +
 Library/libs/Makefile.68000 |  2 +-
 Library/libs/signal68000.S  | 12 ++++++++++++
 3 files changed, 14 insertions(+), 1 deletion(-)
 create mode 100644 Library/libs/signal68000.S

diff --git a/Library/elf2flt.ld b/Library/elf2flt.ld
index d9f26b40..82c97fa5 100644
--- a/Library/elf2flt.ld
+++ b/Library/elf2flt.ld
@@ -16,6 +16,7 @@ SECTIONS {
 		. = . + 4;
 		. = ALIGN(0x4) ;
 		_stext = . ;
+		*(.signal)
 		*(.literal .text)
 		*(.literal.* .text.*)
 		*(.gnu.warning)
diff --git a/Library/libs/Makefile.68000 b/Library/libs/Makefile.68000
index 82e5a595..fd368b5c 100644
--- a/Library/libs/Makefile.68000
+++ b/Library/libs/Makefile.68000
@@ -11,7 +11,7 @@ KRN_HEADERS_SRC = $(addprefix ../../Kernel/include/,$(KRN_HEADERS))
 KRN_HEADERS_COPY = $(addprefix ../include/sys/,$(KRN_HEADERS))
 SRC_CRT0 = crt0_$(PLATFORM).s crt0nostdio_$(PLATFORM).s
 OBJ_CRT0 = $(SRC_CRT0:.s=.o)
-SRC_ASM = setjmp_68000.S
+SRC_ASM = setjmp_68000.S signal68000.S
 OBJ_ASM = $(SRC_ASM:.S=.o)
 SRC_C =  __argv.c abort.c asctime.c assert.c atexit.c
 SRC_C += bcmp.c bcopy.c bsearch.c bzero.c calloc.c cfree.c clock.c closedir.c
diff --git a/Library/libs/signal68000.S b/Library/libs/signal68000.S
new file mode 100644
index 00000000..e02607fa
--- /dev/null
+++ b/Library/libs/signal68000.S
@@ -0,0 +1,12 @@
+	.section signal,"x"
+
+	.globl _sigunwind
+
+.mri 1
+;
+;	Must be linked first (base + 0x40)
+;
+_sigunwind:
+	movem.l (sp)+,a0/a1/d0/d1
+	move.w (sp)+,ccr
+	rts
-- 
2.34.1