summaryrefslogtreecommitdiffstats
path: root/arch/arc/include/asm/linkage.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arc/include/asm/linkage.h
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arc/include/asm/linkage.h')
-rw-r--r--arch/arc/include/asm/linkage.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/arc/include/asm/linkage.h b/arch/arc/include/asm/linkage.h
new file mode 100644
index 000000000..07c8e1a6c
--- /dev/null
+++ b/arch/arc/include/asm/linkage.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_LINKAGE_H
+#define __ASM_LINKAGE_H
+
+#include <asm/dwarf.h>
+
+#ifdef __ASSEMBLY__
+
+#define ASM_NL ` /* use '`' to mark new line in macro */
+#define __ALIGN .align 4
+#define __ALIGN_STR __stringify(__ALIGN)
+
+/* annotation for data we want in DCCM - if enabled in .config */
+.macro ARCFP_DATA nm
+#ifdef CONFIG_ARC_HAS_DCCM
+ .section .data.arcfp
+#else
+ .section .data
+#endif
+ .global \nm
+.endm
+
+/* annotation for data we want in DCCM - if enabled in .config */
+.macro ARCFP_CODE
+#ifdef CONFIG_ARC_HAS_ICCM
+ .section .text.arcfp, "ax",@progbits
+#else
+ .section .text, "ax",@progbits
+#endif
+.endm
+
+#define ENTRY_CFI(name) \
+ .globl name ASM_NL \
+ ALIGN ASM_NL \
+ name: ASM_NL \
+ CFI_STARTPROC ASM_NL
+
+#define END_CFI(name) \
+ CFI_ENDPROC ASM_NL \
+ .size name, .-name
+
+#else /* !__ASSEMBLY__ */
+
+#ifdef CONFIG_ARC_HAS_ICCM
+#define __arcfp_code __attribute__((__section__(".text.arcfp")))
+#else
+#define __arcfp_code __attribute__((__section__(".text")))
+#endif
+
+#ifdef CONFIG_ARC_HAS_DCCM
+#define __arcfp_data __attribute__((__section__(".data.arcfp")))
+#else
+#define __arcfp_data __attribute__((__section__(".data")))
+#endif
+
+#endif /* __ASSEMBLY__ */
+
+#endif