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Commit 0c2bd5a5 authored by Ingo Molnar's avatar Ingo Molnar
Browse files

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



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

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent e3cfac84

include/asm-x86/calling.h

+100 −94
Original line number Diff line number Diff line
@@ -2,13 +2,13 @@ 
 * Some macros to handle stack frames in assembly.

 */





#define R15		  0

#define R14		  8

#define R13		 16

#define R12		 24

#define RBP		 32

#define RBX		 40



/* arguments: interrupts/non tracing syscalls only save upto here*/

#define R11		 48

#define R10		 56
@@ -21,12 +21,14 @@ 
#define RDI		112

#define ORIG_RAX	120       /* + error_code */

/* end of arguments */



/* cpu exception frame or undefined in case of fast syscall. */

#define RIP		128

#define CS		136

#define EFLAGS		144

#define RSP		152

#define SS		160



#define ARGOFFSET	R11

#define SWFRAME		ORIG_RAX
@@ -60,7 +62,9 @@ 
	.endm



#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

	.else

	movq (%rsp), %r11
@@ -113,6 +117,7 @@ 
	.endm



#define REST_SKIP	6*8



	.macro SAVE_REST

	subq $REST_SKIP, %rsp

	CFI_ADJUST_CFA_OFFSET	REST_SKIP
@@ -160,3 +165,4 @@ 
	.macro icebp

	.byte 0xf1

	.endm