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-rw-r--r--arch/arm/mm/abort-ev4t.S2
-rw-r--r--arch/arm/mm/abort-ev5t.S4
-rw-r--r--arch/arm/mm/abort-ev5tj.S4
-rw-r--r--arch/arm/mm/abort-ev6.S4
-rw-r--r--arch/arm/mm/abort-macro.S30
5 files changed, 22 insertions, 22 deletions
diff --git a/arch/arm/mm/abort-ev4t.S b/arch/arm/mm/abort-ev4t.S
index b6282548f922..9910123079ce 100644
--- a/arch/arm/mm/abort-ev4t.S
+++ b/arch/arm/mm/abort-ev4t.S
@@ -22,7 +22,7 @@
ENTRY(v4t_early_abort)
mrc p15, 0, r1, c5, c0, 0 @ get FSR
mrc p15, 0, r0, c6, c0, 0 @ get FAR
- do_thumb_abort
+ do_thumb_abort fsr=r1, pc=r2, psr=r3, tmp=r3
ldreq r3, [r2] @ read aborted ARM instruction
bic r1, r1, #1 << 11 | 1 << 10 @ clear bits 11 and 10 of FSR
tst r3, #1 << 20 @ check write
diff --git a/arch/arm/mm/abort-ev5t.S b/arch/arm/mm/abort-ev5t.S
index 02251b526c0d..800e8d42d39e 100644
--- a/arch/arm/mm/abort-ev5t.S
+++ b/arch/arm/mm/abort-ev5t.S
@@ -22,10 +22,10 @@
ENTRY(v5t_early_abort)
mrc p15, 0, r1, c5, c0, 0 @ get FSR
mrc p15, 0, r0, c6, c0, 0 @ get FAR
- do_thumb_abort
+ do_thumb_abort fsr=r1, pc=r2, psr=r3, tmp=r3
ldreq r3, [r2] @ read aborted ARM instruction
bic r1, r1, #1 << 11 @ clear bits 11 of FSR
- do_ldrd_abort
+ do_ldrd_abort tmp=r2, insn=r3
tst r3, #1 << 20 @ check write
orreq r1, r1, #1 << 11
mov pc, lr
diff --git a/arch/arm/mm/abort-ev5tj.S b/arch/arm/mm/abort-ev5tj.S
index bce68d601c8b..bcb58d2fc11a 100644
--- a/arch/arm/mm/abort-ev5tj.S
+++ b/arch/arm/mm/abort-ev5tj.S
@@ -25,9 +25,9 @@ ENTRY(v5tj_early_abort)
bic r1, r1, #1 << 11 | 1 << 10 @ clear bits 11 and 10 of FSR
tst r3, #PSR_J_BIT @ Java?
movne pc, lr
- do_thumb_abort
+ do_thumb_abort fsr=r1, pc=r2, psr=r3, tmp=r3
ldreq r3, [r2] @ read aborted ARM instruction
- do_ldrd_abort
+ do_ldrd_abort tmp=r2, insn=r3
tst r3, #1 << 20 @ L = 0 -> write
orreq r1, r1, #1 << 11 @ yes.
mov pc, lr
diff --git a/arch/arm/mm/abort-ev6.S b/arch/arm/mm/abort-ev6.S
index 1478aa522144..ef526e702a5c 100644
--- a/arch/arm/mm/abort-ev6.S
+++ b/arch/arm/mm/abort-ev6.S
@@ -35,12 +35,12 @@ ENTRY(v6_early_abort)
bic r1, r1, #1 << 11 @ clear bit 11 of FSR
tst r3, #PSR_J_BIT @ Java?
movne pc, lr
- do_thumb_abort
+ do_thumb_abort fsr=r1, pc=r2, psr=r3, tmp=r3
ldreq r3, [r2] @ read aborted ARM instruction
#ifdef CONFIG_CPU_ENDIAN_BE8
reveq r3, r3
#endif
- do_ldrd_abort
+ do_ldrd_abort tmp=r2, insn=r3
tst r3, #1 << 20 @ L = 0 -> write
orreq r1, r1, #1 << 11 @ yes.
mov pc, lr
diff --git a/arch/arm/mm/abort-macro.S b/arch/arm/mm/abort-macro.S
index d7cb1bfa51a4..8d3b9f999d1e 100644
--- a/arch/arm/mm/abort-macro.S
+++ b/arch/arm/mm/abort-macro.S
@@ -9,33 +9,33 @@
*
*/
- .macro do_thumb_abort
- tst r3, #PSR_T_BIT
+ .macro do_thumb_abort, fsr, pc, psr, tmp
+ tst \psr, #PSR_T_BIT
beq not_thumb
- ldrh r3, [r2] @ Read aborted Thumb instruction
- and r3, r3, # 0xfe00 @ Mask opcode field
- cmp r3, # 0x5600 @ Is it ldrsb?
- orreq r3, r3, #1 << 11 @ Set L-bit if yes
- tst r3, #1 << 11 @ L = 0 -> write
- orreq r1, r1, #1 << 11 @ yes.
+ ldrh \tmp, [\pc] @ Read aborted Thumb instruction
+ and \tmp, \tmp, # 0xfe00 @ Mask opcode field
+ cmp \tmp, # 0x5600 @ Is it ldrsb?
+ orreq \tmp, \tmp, #1 << 11 @ Set L-bit if yes
+ tst \tmp, #1 << 11 @ L = 0 -> write
+ orreq \psr, \psr, #1 << 11 @ yes.
mov pc, lr
not_thumb:
.endm
/*
- * We check for the following insturction encoding for LDRD.
+ * We check for the following instruction encoding for LDRD.
*
- * [27:25] == 0
+ * [27:25] == 000
* [7:4] == 1101
* [20] == 0
*/
- .macro do_ldrd_abort
- tst r3, #0x0e000000 @ [27:25] == 0
+ .macro do_ldrd_abort, tmp, insn
+ tst \insn, #0x0e000000 @ [27:25] == 0
bne not_ldrd
- and r2, r3, #0x000000f0 @ [7:4] == 1101
- cmp r2, #0x000000d0
+ and \tmp, \insn, #0x000000f0 @ [7:4] == 1101
+ cmp \tmp, #0x000000d0
bne not_ldrd
- tst r3, #1 << 20 @ [20] == 0
+ tst \insn, #1 << 20 @ [20] == 0
moveq pc, lr
not_ldrd:
.endm
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