arch/arc/include/asm/linkage.h

   1 /*
   2  * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #ifndef __ASM_LINKAGE_H
  10 #define __ASM_LINKAGE_H
  11
  12 #include <asm/dwarf.h>
  13
  14 #ifdef __ASSEMBLY__
  15
  16 #define ASM_NL           `      /* use '`' to mark new line in macro */
  17
  18 /* annotation for data we want in DCCM - if enabled in .config */
  19 .macro ARCFP_DATA nm
  20 #ifdef CONFIG_ARC_HAS_DCCM
  21         .section .data.arcfp
  22 #else
  23         .section .data
  24 #endif
  25         .global \nm
  26 .endm
  27
  28 /* annotation for data we want in DCCM - if enabled in .config */
  29 .macro ARCFP_CODE
  30 #ifdef CONFIG_ARC_HAS_ICCM
  31         .section .text.arcfp, "ax",@progbits
  32 #else
  33         .section .text, "ax",@progbits
  34 #endif
  35 .endm
  36
  37 #define ENTRY_CFI(name)         \
  38         .globl name ASM_NL      \
  39         ALIGN ASM_NL            \
  40         name: ASM_NL            \
  41         CFI_STARTPROC ASM_NL
  42
  43 #define END_CFI(name)           \
  44         CFI_ENDPROC ASM_NL      \
  45         .size name, .-name
  46
  47 #else   /* !__ASSEMBLY__ */
  48
  49 #ifdef CONFIG_ARC_HAS_ICCM
  50 #define __arcfp_code __attribute__((__section__(".text.arcfp")))
  51 #else
  52 #define __arcfp_code __attribute__((__section__(".text")))
  53 #endif
  54
  55 #ifdef CONFIG_ARC_HAS_DCCM
  56 #define __arcfp_data __attribute__((__section__(".data.arcfp")))
  57 #else
  58 #define __arcfp_data __attribute__((__section__(".data")))
  59 #endif
  60
  61 #endif /* __ASSEMBLY__ */
  62
  63 #endif