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Diffstat (limited to 'include/asm-x86/asm.h')
-rw-r--r--include/asm-x86/asm.h55
1 files changed, 29 insertions, 26 deletions
diff --git a/include/asm-x86/asm.h b/include/asm-x86/asm.h
index 90dec0c23646..97220321f39d 100644
--- a/include/asm-x86/asm.h
+++ b/include/asm-x86/asm.h
@@ -1,37 +1,40 @@
#ifndef _ASM_X86_ASM_H
#define _ASM_X86_ASM_H
-#ifdef CONFIG_X86_32
-/* 32 bits */
-
-# define _ASM_PTR " .long "
-# define _ASM_ALIGN " .balign 4 "
-# define _ASM_MOV_UL " movl "
-
-# define _ASM_INC " incl "
-# define _ASM_DEC " decl "
-# define _ASM_ADD " addl "
-# define _ASM_SUB " subl "
-# define _ASM_XADD " xaddl "
-
+#ifdef __ASSEMBLY__
+# define __ASM_FORM(x) x
+# define __ASM_EX_SEC .section __ex_table
#else
-/* 64 bits */
+# define __ASM_FORM(x) " " #x " "
+# define __ASM_EX_SEC " .section __ex_table,\"a\"\n"
+#endif
-# define _ASM_PTR " .quad "
-# define _ASM_ALIGN " .balign 8 "
-# define _ASM_MOV_UL " movq "
-
-# define _ASM_INC " incq "
-# define _ASM_DEC " decq "
-# define _ASM_ADD " addq "
-# define _ASM_SUB " subq "
-# define _ASM_XADD " xaddq "
-
-#endif /* CONFIG_X86_32 */
+#ifdef CONFIG_X86_32
+# define __ASM_SEL(a,b) __ASM_FORM(a)
+#else
+# define __ASM_SEL(a,b) __ASM_FORM(b)
+#endif
+
+#define __ASM_SIZE(inst) __ASM_SEL(inst##l, inst##q)
+#define __ASM_REG(reg) __ASM_SEL(e##reg, r##reg)
+
+#define _ASM_PTR __ASM_SEL(.long, .quad)
+#define _ASM_ALIGN __ASM_SEL(.balign 4, .balign 8)
+#define _ASM_MOV_UL __ASM_SIZE(mov)
+
+#define _ASM_INC __ASM_SIZE(inc)
+#define _ASM_DEC __ASM_SIZE(dec)
+#define _ASM_ADD __ASM_SIZE(add)
+#define _ASM_SUB __ASM_SIZE(sub)
+#define _ASM_XADD __ASM_SIZE(xadd)
+#define _ASM_AX __ASM_REG(ax)
+#define _ASM_BX __ASM_REG(bx)
+#define _ASM_CX __ASM_REG(cx)
+#define _ASM_DX __ASM_REG(dx)
/* Exception table entry */
# define _ASM_EXTABLE(from,to) \
- " .section __ex_table,\"a\"\n" \
+ __ASM_EX_SEC \
_ASM_ALIGN "\n" \
_ASM_PTR #from "," #to "\n" \
" .previous\n"