| H. Peter Anvin | 1965aae | 2008-10-22 22:26:29 -0700 | [diff] [blame] | 1 | #ifndef _ASM_X86_ASM_H |
| 2 | #define _ASM_X86_ASM_H |
| H. Peter Anvin | e845c06 | 2008-01-30 13:30:06 +0100 | [diff] [blame] | 3 | |
| Jeremy Fitzhardinge | e6e07d8 | 2008-06-16 16:08:17 -0700 | [diff] [blame] | 4 | #ifdef __ASSEMBLY__ |
| 5 | # define __ASM_FORM(x) x |
| Glauber Costa | 6c2d458 | 2008-06-24 12:05:11 -0300 | [diff] [blame] | 6 | # define __ASM_EX_SEC .section __ex_table |
| H. Peter Anvin | e845c06 | 2008-01-30 13:30:06 +0100 | [diff] [blame] | 7 | #else |
| Jeremy Fitzhardinge | e6e07d8 | 2008-06-16 16:08:17 -0700 | [diff] [blame] | 8 | # define __ASM_FORM(x) " " #x " " |
| Glauber Costa | 6c2d458 | 2008-06-24 12:05:11 -0300 | [diff] [blame] | 9 | # define __ASM_EX_SEC " .section __ex_table,\"a\"\n" |
| Jeremy Fitzhardinge | e6e07d8 | 2008-06-16 16:08:17 -0700 | [diff] [blame] | 10 | #endif |
| H. Peter Anvin | e845c06 | 2008-01-30 13:30:06 +0100 | [diff] [blame] | 11 | |
| Jeremy Fitzhardinge | e6e07d8 | 2008-06-16 16:08:17 -0700 | [diff] [blame] | 12 | #ifdef CONFIG_X86_32 |
| 13 | # define __ASM_SEL(a,b) __ASM_FORM(a) |
| 14 | #else |
| 15 | # define __ASM_SEL(a,b) __ASM_FORM(b) |
| 16 | #endif |
| H. Peter Anvin | e845c06 | 2008-01-30 13:30:06 +0100 | [diff] [blame] | 17 | |
| Jeremy Fitzhardinge | e6e07d8 | 2008-06-16 16:08:17 -0700 | [diff] [blame] | 18 | #define __ASM_SIZE(inst) __ASM_SEL(inst##l, inst##q) |
| Glauber Costa | 40faf46 | 2008-06-24 11:37:57 -0300 | [diff] [blame] | 19 | #define __ASM_REG(reg) __ASM_SEL(e##reg, r##reg) |
| Harvey Harrison | 8ee5797 | 2008-01-30 13:31:26 +0100 | [diff] [blame] | 20 | |
| Jeremy Fitzhardinge | e6e07d8 | 2008-06-16 16:08:17 -0700 | [diff] [blame] | 21 | #define _ASM_PTR __ASM_SEL(.long, .quad) |
| 22 | #define _ASM_ALIGN __ASM_SEL(.balign 4, .balign 8) |
| Jeremy Fitzhardinge | e6e07d8 | 2008-06-16 16:08:17 -0700 | [diff] [blame] | 23 | |
| H. Peter Anvin | 8df9676 | 2008-08-18 18:13:33 -0700 | [diff] [blame] | 24 | #define _ASM_MOV __ASM_SIZE(mov) |
| Jeremy Fitzhardinge | e6e07d8 | 2008-06-16 16:08:17 -0700 | [diff] [blame] | 25 | #define _ASM_INC __ASM_SIZE(inc) |
| 26 | #define _ASM_DEC __ASM_SIZE(dec) |
| 27 | #define _ASM_ADD __ASM_SIZE(add) |
| 28 | #define _ASM_SUB __ASM_SIZE(sub) |
| 29 | #define _ASM_XADD __ASM_SIZE(xadd) |
| H. Peter Anvin | 8df9676 | 2008-08-18 18:13:33 -0700 | [diff] [blame] | 30 | |
| Glauber Costa | 40faf46 | 2008-06-24 11:37:57 -0300 | [diff] [blame] | 31 | #define _ASM_AX __ASM_REG(ax) |
| Glauber Costa | 2528de4 | 2008-06-24 17:36:31 -0300 | [diff] [blame] | 32 | #define _ASM_BX __ASM_REG(bx) |
| 33 | #define _ASM_CX __ASM_REG(cx) |
| Glauber Costa | 40faf46 | 2008-06-24 11:37:57 -0300 | [diff] [blame] | 34 | #define _ASM_DX __ASM_REG(dx) |
| H. Peter Anvin | 8df9676 | 2008-08-18 18:13:33 -0700 | [diff] [blame] | 35 | #define _ASM_SP __ASM_REG(sp) |
| 36 | #define _ASM_BP __ASM_REG(bp) |
| 37 | #define _ASM_SI __ASM_REG(si) |
| 38 | #define _ASM_DI __ASM_REG(di) |
| H. Peter Anvin | e845c06 | 2008-01-30 13:30:06 +0100 | [diff] [blame] | 39 | |
| H. Peter Anvin | a34746b | 2008-02-04 16:47:56 +0100 | [diff] [blame] | 40 | /* Exception table entry */ |
| 41 | # define _ASM_EXTABLE(from,to) \ |
| Glauber Costa | 6c2d458 | 2008-06-24 12:05:11 -0300 | [diff] [blame] | 42 | __ASM_EX_SEC \ |
| H. Peter Anvin | a34746b | 2008-02-04 16:47:56 +0100 | [diff] [blame] | 43 | _ASM_ALIGN "\n" \ |
| 44 | _ASM_PTR #from "," #to "\n" \ |
| 45 | " .previous\n" |
| 46 | |
| H. Peter Anvin | 1965aae | 2008-10-22 22:26:29 -0700 | [diff] [blame] | 47 | #endif /* _ASM_X86_ASM_H */ |