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[PARISC] add ASM_EXCEPTIONTABLE_ENTRY() macro

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- this macro unifies the code to add exception table entries
- additionally use ENTRY()/ENDPROC() at more places

Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
This commit is contained in:
Helge Deller
2007-01-28 14:52:57 +01:00
committed by Kyle McMartin
parent 8e9e9844b4
commit 0b3d643f9e
9 changed files with 97 additions and 218 deletions
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20
arch/parisc/lib/fixup.S
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@ -22,6 +22,7 @@
#include <asm/asm-offsets.h>
#include <asm/assembly.h>
#include <asm/errno.h>
#include <linux/linkage.h>
#ifdef CONFIG_SMP
.macro get_fault_ip t1 t2
@ -30,7 +31,7 @@
/* t2 = smp_processor_id() */
mfctl 30,\t2
ldw TI_CPU(\t2),\t2
#ifdef __LP64__
#ifdef CONFIG_64BIT
extrd,u \t2,63,32,\t2
#endif
/* t2 = &__per_cpu_offset[smp_processor_id()]; */
@ -58,33 +59,34 @@
.section .fixup, "ax"
/* get_user() fixups, store -EFAULT in r8, and 0 in r9 */
.export fixup_get_user_skip_1
fixup_get_user_skip_1:
ENTRY(fixup_get_user_skip_1)
get_fault_ip %r1,%r8
ldo 4(%r1), %r1
ldi -EFAULT, %r8
bv %r0(%r1)
copy %r0, %r9
ENDPROC(fixup_get_user_skip_1)
.export fixup_get_user_skip_2
fixup_get_user_skip_2:
ENTRY(fixup_get_user_skip_2)
get_fault_ip %r1,%r8
ldo 8(%r1), %r1
ldi -EFAULT, %r8
bv %r0(%r1)
copy %r0, %r9
ENDPROC(fixup_get_user_skip_2)
/* put_user() fixups, store -EFAULT in r8 */
.export fixup_put_user_skip_1
fixup_put_user_skip_1:
ENTRY(fixup_put_user_skip_1)
get_fault_ip %r1,%r8
ldo 4(%r1), %r1
bv %r0(%r1)
ldi -EFAULT, %r8
ENDPROC(fixup_put_user_skip_1)
.export fixup_put_user_skip_2
fixup_put_user_skip_2:
ENTRY(fixup_put_user_skip_2)
get_fault_ip %r1,%r8
ldo 8(%r1), %r1
bv %r0(%r1)
ldi -EFAULT, %r8
ENDPROC(fixup_put_user_skip_2)