summaryrefslogtreecommitdiffstats
path: root/arch/arc/include/asm/linkage.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arc/include/asm/linkage.h')
-rw-r--r--arch/arc/include/asm/linkage.h80
1 files changed, 80 insertions, 0 deletions
diff --git a/arch/arc/include/asm/linkage.h b/arch/arc/include/asm/linkage.h
new file mode 100644
index 0000000000..8a3fb71e9c
--- /dev/null
+++ b/arch/arc/include/asm/linkage.h
@@ -0,0 +1,80 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
+ */
+
+#ifndef __ASM_LINKAGE_H
+#define __ASM_LINKAGE_H
+
+#include <asm/dwarf.h>
+
+#define ASM_NL ` /* use '`' to mark new line in macro */
+#define __ALIGN .align 4
+#define __ALIGN_STR __stringify(__ALIGN)
+
+#ifdef __ASSEMBLY__
+
+.macro ST2 e, o, off
+#ifdef CONFIG_ARC_HAS_LL64
+ std \e, [sp, \off]
+#else
+ st \e, [sp, \off]
+ st \o, [sp, \off+4]
+#endif
+.endm
+
+.macro LD2 e, o, off
+#ifdef CONFIG_ARC_HAS_LL64
+ ldd \e, [sp, \off]
+#else
+ ld \e, [sp, \off]
+ ld \o, [sp, \off+4]
+#endif
+.endm
+
+/* 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 __section(".text.arcfp")
+#else
+#define __arcfp_code __section(".text")
+#endif
+
+#ifdef CONFIG_ARC_HAS_DCCM
+#define __arcfp_data __section(".data.arcfp")
+#else
+#define __arcfp_data __section(".data")
+#endif
+
+#endif /* __ASSEMBLY__ */
+
+#endif