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x86: clean up include/asm-x86/calling.h

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clean up include/asm-x86/calling.h.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Ingo Molnar 2008-01-30 13:32:49 +01:00
parent e3cfac84cf
commit 0c2bd5a5e3
1 changed files with 101 additions and 95 deletions
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10
include/asm-x86/calling.h
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@ -2,13 +2,13 @@
* Some macros to handle stack frames in assembly. * Some macros to handle stack frames in assembly.
*/ */
#define R15 0 #define R15 0
#define R14 8 #define R14 8
#define R13 16 #define R13 16
#define R12 24 #define R12 24
#define RBP 32 #define RBP 32
#define RBX 40 #define RBX 40
/* arguments: interrupts/non tracing syscalls only save upto here*/ /* arguments: interrupts/non tracing syscalls only save upto here*/
#define R11 48 #define R11 48
#define R10 56 #define R10 56
@ -21,12 +21,14 @@
#define RDI 112 #define RDI 112
#define ORIG_RAX 120 /* + error_code */ #define ORIG_RAX 120 /* + error_code */
/* end of arguments */ /* end of arguments */
/* cpu exception frame or undefined in case of fast syscall. */ /* cpu exception frame or undefined in case of fast syscall. */
#define RIP 128 #define RIP 128
#define CS 136 #define CS 136
#define EFLAGS 144 #define EFLAGS 144
#define RSP 152 #define RSP 152
#define SS 160 #define SS 160
#define ARGOFFSET R11 #define ARGOFFSET R11
#define SWFRAME ORIG_RAX #define SWFRAME ORIG_RAX
@ -60,7 +62,9 @@
.endm .endm
#define ARG_SKIP 9*8 #define ARG_SKIP 9*8
.macro RESTORE_ARGS skiprax=0,addskip=0,skiprcx=0,skipr11=0,skipr8910=0,skiprdx=0
.macro RESTORE_ARGS skiprax=0, addskip=0, skiprcx=0, skipr11=0, \
skipr8910=0, skiprdx=0
.if \skipr11 .if \skipr11
.else .else
movq (%rsp), %r11 movq (%rsp), %r11
@ -113,6 +117,7 @@
.endm .endm
#define REST_SKIP 6*8 #define REST_SKIP 6*8
.macro SAVE_REST .macro SAVE_REST
subq $REST_SKIP, %rsp subq $REST_SKIP, %rsp
CFI_ADJUST_CFA_OFFSET REST_SKIP CFI_ADJUST_CFA_OFFSET REST_SKIP
@ -160,3 +165,4 @@
.macro icebp .macro icebp
.byte 0xf1 .byte 0xf1
.endm .endm