[PATCH 21/23] ARM: entry: data abort: always use r6 for offset

Russell King - ARM Linux linux at arm.linux.org.uk
Wed Jun 29 05:25:56 EDT 2011


Signed-off-by: Russell King <rmk+kernel at arm.linux.org.uk>
---
 arch/arm/mm/abort-lv4t.S  |    6 +++---
 arch/arm/mm/proc-arm6_7.S |    6 +++---
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/arm/mm/abort-lv4t.S b/arch/arm/mm/abort-lv4t.S
index 921aaab..54b6d27 100644
--- a/arch/arm/mm/abort-lv4t.S
+++ b/arch/arm/mm/abort-lv4t.S
@@ -102,13 +102,13 @@ ENTRY(v4t_late_abort)
 	tst	r8, #1 << 21			@ check writeback bit
 	beq	do_DataAbort			@ no writeback -> no fixup
 .data_arm_lateldrpostconst:
-	movs	r9, r8, lsl #20			@ Get offset
+	movs	r6, r8, lsl #20			@ Get offset
 	beq	do_DataAbort			@ zero -> no fixup
 	and	r5, r8, #15 << 16		@ Extract 'n' from instruction
 	ldr	r7, [r2, r5, lsr #14]		@ Get register 'Rn'
 	tst	r8, #1 << 23			@ Check U bit
-	subne	r7, r7, r9, lsr #20		@ Undo increment
-	addeq	r7, r7, r9, lsr #20		@ Undo decrement
+	subne	r7, r7, r6, lsr #20		@ Undo increment
+	addeq	r7, r7, r6, lsr #20		@ Undo decrement
 	str	r7, [r2, r5, lsr #14]		@ Put register 'Rn'
 	b	do_DataAbort
 
diff --git a/arch/arm/mm/proc-arm6_7.S b/arch/arm/mm/proc-arm6_7.S
index 141906e..4d96311 100644
--- a/arch/arm/mm/proc-arm6_7.S
+++ b/arch/arm/mm/proc-arm6_7.S
@@ -116,13 +116,13 @@ ENTRY(cpu_arm6_data_abort)
 	tst	r8, #1 << 21			@ check writeback bit
 	beq	do_DataAbort			@ no writeback -> no fixup
 .data_arm_lateldrpostconst:
-	movs	r9, r8, lsl #20			@ Get offset
+	movs	r6, r8, lsl #20			@ Get offset
 	beq	do_DataAbort			@ zero -> no fixup
 	and	r5, r8, #15 << 16		@ Extract 'n' from instruction
 	ldr	r7, [r2, r5, lsr #14]		@ Get register 'Rn'
 	tst	r8, #1 << 23			@ Check U bit
-	subne	r7, r7, r9, lsr #20		@ Undo increment
-	addeq	r7, r7, r9, lsr #20		@ Undo decrement
+	subne	r7, r7, r6, lsr #20		@ Undo increment
+	addeq	r7, r7, r6, lsr #20		@ Undo decrement
 	str	r7, [r2, r5, lsr #14]		@ Put register 'Rn'
 	b	do_DataAbort
 
-- 
1.7.4.4




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