aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--arch/arm/kernel/fiq.c4
-rw-r--r--arch/arm/lib/csumpartialcopy.S6
-rw-r--r--arch/arm/lib/csumpartialcopygeneric.S6
-rw-r--r--arch/arm/lib/csumpartialcopyuser.S8
4 files changed, 13 insertions, 11 deletions
diff --git a/arch/arm/kernel/fiq.c b/arch/arm/kernel/fiq.c
index 9299dfc25698..1ec3f7faa259 100644
--- a/arch/arm/kernel/fiq.c
+++ b/arch/arm/kernel/fiq.c
@@ -101,7 +101,7 @@ void __attribute__((naked)) set_fiq_regs(struct pt_regs *regs)
101 ldmia %1, {r8 - r14}\n\ 101 ldmia %1, {r8 - r14}\n\
102 msr cpsr_c, %0 @ return to SVC mode\n\ 102 msr cpsr_c, %0 @ return to SVC mode\n\
103 mov r0, r0\n\ 103 mov r0, r0\n\
104 ldmea fp, {fp, sp, pc}" 104 ldmfd sp, {fp, sp, pc}"
105 : "=&r" (tmp) 105 : "=&r" (tmp)
106 : "r" (&regs->ARM_r8), "I" (PSR_I_BIT | PSR_F_BIT | FIQ_MODE)); 106 : "r" (&regs->ARM_r8), "I" (PSR_I_BIT | PSR_F_BIT | FIQ_MODE));
107} 107}
@@ -119,7 +119,7 @@ void __attribute__((naked)) get_fiq_regs(struct pt_regs *regs)
119 stmia %1, {r8 - r14}\n\ 119 stmia %1, {r8 - r14}\n\
120 msr cpsr_c, %0 @ return to SVC mode\n\ 120 msr cpsr_c, %0 @ return to SVC mode\n\
121 mov r0, r0\n\ 121 mov r0, r0\n\
122 ldmea fp, {fp, sp, pc}" 122 ldmfd sp, {fp, sp, pc}"
123 : "=&r" (tmp) 123 : "=&r" (tmp)
124 : "r" (&regs->ARM_r8), "I" (PSR_I_BIT | PSR_F_BIT | FIQ_MODE)); 124 : "r" (&regs->ARM_r8), "I" (PSR_I_BIT | PSR_F_BIT | FIQ_MODE));
125} 125}
diff --git a/arch/arm/lib/csumpartialcopy.S b/arch/arm/lib/csumpartialcopy.S
index 990ee63b2465..21effe0dbf97 100644
--- a/arch/arm/lib/csumpartialcopy.S
+++ b/arch/arm/lib/csumpartialcopy.S
@@ -18,11 +18,13 @@
18 */ 18 */
19 19
20 .macro save_regs 20 .macro save_regs
21 mov ip, sp
21 stmfd sp!, {r1, r4 - r8, fp, ip, lr, pc} 22 stmfd sp!, {r1, r4 - r8, fp, ip, lr, pc}
23 sub fp, ip, #4
22 .endm 24 .endm
23 25
24 .macro load_regs,flags 26 .macro load_regs
25 LOADREGS(\flags,fp,{r1, r4 - r8, fp, sp, pc}) 27 ldmfd sp, {r1, r4 - r8, fp, sp, pc}
26 .endm 28 .endm
27 29
28 .macro load1b, reg1 30 .macro load1b, reg1
diff --git a/arch/arm/lib/csumpartialcopygeneric.S b/arch/arm/lib/csumpartialcopygeneric.S
index 4a4609c19095..c50e8f5285d1 100644
--- a/arch/arm/lib/csumpartialcopygeneric.S
+++ b/arch/arm/lib/csumpartialcopygeneric.S
@@ -23,7 +23,7 @@ len .req r2
23sum .req r3 23sum .req r3
24 24
25.Lzero: mov r0, sum 25.Lzero: mov r0, sum
26 load_regs ea 26 load_regs
27 27
28 /* 28 /*
29 * Align an unaligned destination pointer. We know that 29 * Align an unaligned destination pointer. We know that
@@ -87,9 +87,7 @@ sum .req r3
87 b .Ldone 87 b .Ldone
88 88
89FN_ENTRY 89FN_ENTRY
90 mov ip, sp
91 save_regs 90 save_regs
92 sub fp, ip, #4
93 91
94 cmp len, #8 @ Ensure that we have at least 92 cmp len, #8 @ Ensure that we have at least
95 blo .Lless8 @ 8 bytes to copy. 93 blo .Lless8 @ 8 bytes to copy.
@@ -163,7 +161,7 @@ FN_ENTRY
163 ldr sum, [sp, #0] @ dst 161 ldr sum, [sp, #0] @ dst
164 tst sum, #1 162 tst sum, #1
165 movne r0, r0, ror #8 163 movne r0, r0, ror #8
166 load_regs ea 164 load_regs
167 165
168.Lsrc_not_aligned: 166.Lsrc_not_aligned:
169 adc sum, sum, #0 @ include C from dst alignment 167 adc sum, sum, #0 @ include C from dst alignment
diff --git a/arch/arm/lib/csumpartialcopyuser.S b/arch/arm/lib/csumpartialcopyuser.S
index 333bca292de9..c3b93e22ea25 100644
--- a/arch/arm/lib/csumpartialcopyuser.S
+++ b/arch/arm/lib/csumpartialcopyuser.S
@@ -18,11 +18,13 @@
18 .text 18 .text
19 19
20 .macro save_regs 20 .macro save_regs
21 mov ip, sp
21 stmfd sp!, {r1 - r2, r4 - r8, fp, ip, lr, pc} 22 stmfd sp!, {r1 - r2, r4 - r8, fp, ip, lr, pc}
23 sub fp, ip, #4
22 .endm 24 .endm
23 25
24 .macro load_regs,flags 26 .macro load_regs
25 ldm\flags fp, {r1, r2, r4-r8, fp, sp, pc} 27 ldmfd sp, {r1, r2, r4-r8, fp, sp, pc}
26 .endm 28 .endm
27 29
28 .macro load1b, reg1 30 .macro load1b, reg1
@@ -100,5 +102,5 @@
1006002: teq r2, r1 1026002: teq r2, r1
101 strneb r0, [r1], #1 103 strneb r0, [r1], #1
102 bne 6002b 104 bne 6002b
103 load_regs ea 105 load_regs
104 .previous 106 .previous