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-rw-r--r--arch/parisc/kernel/pacache.S9
-rw-r--r--arch/parisc/kernel/syscall.S26
-rw-r--r--arch/parisc/kernel/unaligned.c112
-rw-r--r--arch/parisc/lib/fixup.S20
-rw-r--r--arch/parisc/lib/lusercopy.S37
-rw-r--r--arch/parisc/lib/memcpy.c38
6 files changed, 62 insertions, 180 deletions
diff --git a/arch/parisc/kernel/pacache.S b/arch/parisc/kernel/pacache.S
index 75d522e2d05..90b24087852 100644
--- a/arch/parisc/kernel/pacache.S
+++ b/arch/parisc/kernel/pacache.S
@@ -27,20 +27,11 @@
*/
#ifdef CONFIG_64BIT
-#define ADDIB addib,*
-#define CMPB cmpb,*
-#define ANDCM andcm,*
-
.level 2.0w
#else
-#define ADDIB addib,
-#define CMPB cmpb,
-#define ANDCM andcm
-
.level 2.0
#endif
-
#include <asm/psw.h>
#include <asm/assembly.h>
#include <asm/pgtable.h>
diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S
index de1812de518..10859f53e94 100644
--- a/arch/parisc/kernel/syscall.S
+++ b/arch/parisc/kernel/syscall.S
@@ -23,19 +23,7 @@
*/
#define KILL_INSN break 0,0
-#ifdef CONFIG_64BIT
- .level 2.0w
-#else
- .level 1.1
-#endif
-
-/* on 64bit pad to 64bit values */
-#ifdef CONFIG_64BIT
-#define ULONG_WORD(x) .word 0, x
-#else
-#define ULONG_WORD(x) .word x
-#endif
-
+ .level LEVEL
.text
@@ -603,16 +591,10 @@ cas_action:
the other for the store. Either return -EFAULT.
Each of the entries must be relocated. */
.section __ex_table,"aw"
- ULONG_WORD(2b - linux_gateway_page)
- ULONG_WORD(3b - linux_gateway_page)
- .previous
-
- .section __ex_table,"aw"
- ULONG_WORD(1b - linux_gateway_page)
- ULONG_WORD(3b - linux_gateway_page)
+ ASM_ULONG_INSN (1b - linux_gateway_page), (3b - linux_gateway_page)
+ ASM_ULONG_INSN (2b - linux_gateway_page), (3b - linux_gateway_page)
.previous
-end_compare_and_swap:
/* Make sure nothing else is placed on this page */
.align ASM_PAGE_SIZE
@@ -622,7 +604,7 @@ ENTRY(end_linux_gateway_page)
/* Relocate symbols assuming linux_gateway_page is mapped
to virtual address 0x0 */
-#define LWS_ENTRY(_name_) ULONG_WORD(lws_##_name_ - linux_gateway_page)
+#define LWS_ENTRY(_name_) ASM_ULONG_INSN (lws_##_name_ - linux_gateway_page)
.section .rodata,"a"
diff --git a/arch/parisc/kernel/unaligned.c b/arch/parisc/kernel/unaligned.c
index 58ca443100a..347bb922e6d 100644
--- a/arch/parisc/kernel/unaligned.c
+++ b/arch/parisc/kernel/unaligned.c
@@ -35,7 +35,7 @@
#define DPRINTF(fmt, args...)
#endif
-#ifdef __LP64__
+#ifdef CONFIG_64BIT
#define RFMT "%016lx"
#else
#define RFMT "%08lx"
@@ -150,15 +150,8 @@ static int emulate_ldh(struct pt_regs *regs, int toreg)
"4: ldi -2, %1\n"
FIXUP_BRANCH(3b)
" .previous\n"
-" .section __ex_table,\"aw\"\n"
-#ifdef __LP64__
-" .dword 1b,4b\n"
-" .dword 2b,4b\n"
-#else
-" .word 1b,4b\n"
-" .word 2b,4b\n"
-#endif
-" .previous\n"
+ ASM_EXCEPTIONTABLE_ENTRY(1b, 4b)
+ ASM_EXCEPTIONTABLE_ENTRY(2b, 4b)
: "=r" (val), "=r" (ret)
: "0" (val), "r" (saddr), "r" (regs->isr)
: "r20", FIXUP_BRANCH_CLOBBER );
@@ -195,15 +188,8 @@ static int emulate_ldw(struct pt_regs *regs, int toreg, int flop)
"4: ldi -2, %1\n"
FIXUP_BRANCH(3b)
" .previous\n"
-" .section __ex_table,\"aw\"\n"
-#ifdef __LP64__
-" .dword 1b,4b\n"
-" .dword 2b,4b\n"
-#else
-" .word 1b,4b\n"
-" .word 2b,4b\n"
-#endif
-" .previous\n"
+ ASM_EXCEPTIONTABLE_ENTRY(1b, 4b)
+ ASM_EXCEPTIONTABLE_ENTRY(2b, 4b)
: "=r" (val), "=r" (ret)
: "0" (val), "r" (saddr), "r" (regs->isr)
: "r19", "r20", FIXUP_BRANCH_CLOBBER );
@@ -227,7 +213,7 @@ static int emulate_ldd(struct pt_regs *regs, int toreg, int flop)
regs->isr, regs->ior, toreg);
#ifdef CONFIG_PA20
-#ifndef __LP64__
+#ifndef CONFIG_64BIT
if (!flop)
return -1;
#endif
@@ -246,15 +232,8 @@ static int emulate_ldd(struct pt_regs *regs, int toreg, int flop)
"4: ldi -2, %1\n"
FIXUP_BRANCH(3b)
" .previous\n"
-" .section __ex_table,\"aw\"\n"
-#ifdef __LP64__
-" .dword 1b,4b\n"
-" .dword 2b,4b\n"
-#else
-" .word 1b,4b\n"
-" .word 2b,4b\n"
-#endif
-" .previous\n"
+ ASM_EXCEPTIONTABLE_ENTRY(1b,4b)
+ ASM_EXCEPTIONTABLE_ENTRY(2b,4b)
: "=r" (val), "=r" (ret)
: "0" (val), "r" (saddr), "r" (regs->isr)
: "r19", "r20", FIXUP_BRANCH_CLOBBER );
@@ -278,17 +257,9 @@ static int emulate_ldd(struct pt_regs *regs, int toreg, int flop)
"5: ldi -2, %2\n"
FIXUP_BRANCH(4b)
" .previous\n"
-" .section __ex_table,\"aw\"\n"
-#ifdef __LP64__
-" .dword 1b,5b\n"
-" .dword 2b,5b\n"
-" .dword 3b,5b\n"
-#else
-" .word 1b,5b\n"
-" .word 2b,5b\n"
-" .word 3b,5b\n"
-#endif
-" .previous\n"
+ ASM_EXCEPTIONTABLE_ENTRY(1b,5b)
+ ASM_EXCEPTIONTABLE_ENTRY(2b,5b)
+ ASM_EXCEPTIONTABLE_ENTRY(3b,5b)
: "=r" (valh), "=r" (vall), "=r" (ret)
: "0" (valh), "1" (vall), "r" (saddr), "r" (regs->isr)
: "r19", "r20", FIXUP_BRANCH_CLOBBER );
@@ -328,15 +299,8 @@ static int emulate_sth(struct pt_regs *regs, int frreg)
"4: ldi -2, %0\n"
FIXUP_BRANCH(3b)
" .previous\n"
-" .section __ex_table,\"aw\"\n"
-#ifdef __LP64__
-" .dword 1b,4b\n"
-" .dword 2b,4b\n"
-#else
-" .word 1b,4b\n"
-" .word 2b,4b\n"
-#endif
-" .previous\n"
+ ASM_EXCEPTIONTABLE_ENTRY(1b,4b)
+ ASM_EXCEPTIONTABLE_ENTRY(2b,4b)
: "=r" (ret)
: "r" (val), "r" (regs->ior), "r" (regs->isr)
: "r19", FIXUP_BRANCH_CLOBBER );
@@ -382,15 +346,8 @@ static int emulate_stw(struct pt_regs *regs, int frreg, int flop)
"4: ldi -2, %0\n"
FIXUP_BRANCH(3b)
" .previous\n"
-" .section __ex_table,\"aw\"\n"
-#ifdef __LP64__
-" .dword 1b,4b\n"
-" .dword 2b,4b\n"
-#else
-" .word 1b,4b\n"
-" .word 2b,4b\n"
-#endif
-" .previous\n"
+ ASM_EXCEPTIONTABLE_ENTRY(1b,4b)
+ ASM_EXCEPTIONTABLE_ENTRY(2b,4b)
: "=r" (ret)
: "r" (val), "r" (regs->ior), "r" (regs->isr)
: "r19", "r20", "r21", "r22", "r1", FIXUP_BRANCH_CLOBBER );
@@ -413,7 +370,7 @@ static int emulate_std(struct pt_regs *regs, int frreg, int flop)
val, regs->isr, regs->ior);
#ifdef CONFIG_PA20
-#ifndef __LP64__
+#ifndef CONFIG_64BIT
if (!flop)
return -1;
#endif
@@ -439,19 +396,10 @@ static int emulate_std(struct pt_regs *regs, int frreg, int flop)
"6: ldi -2, %0\n"
FIXUP_BRANCH(5b)
" .previous\n"
-" .section __ex_table,\"aw\"\n"
-#ifdef __LP64__
-" .dword 1b,6b\n"
-" .dword 2b,6b\n"
-" .dword 3b,6b\n"
-" .dword 4b,6b\n"
-#else
-" .word 1b,6b\n"
-" .word 2b,6b\n"
-" .word 3b,6b\n"
-" .word 4b,6b\n"
-#endif
-" .previous\n"
+ ASM_EXCEPTIONTABLE_ENTRY(1b,6b)
+ ASM_EXCEPTIONTABLE_ENTRY(2b,6b)
+ ASM_EXCEPTIONTABLE_ENTRY(3b,6b)
+ ASM_EXCEPTIONTABLE_ENTRY(4b,6b)
: "=r" (ret)
: "r" (val), "r" (regs->ior), "r" (regs->isr)
: "r19", "r20", "r21", "r22", "r1", FIXUP_BRANCH_CLOBBER );
@@ -482,21 +430,11 @@ static int emulate_std(struct pt_regs *regs, int frreg, int flop)
"7: ldi -2, %0\n"
FIXUP_BRANCH(6b)
" .previous\n"
-" .section __ex_table,\"aw\"\n"
-#ifdef __LP64__
-" .dword 1b,7b\n"
-" .dword 2b,7b\n"
-" .dword 3b,7b\n"
-" .dword 4b,7b\n"
-" .dword 5b,7b\n"
-#else
-" .word 1b,7b\n"
-" .word 2b,7b\n"
-" .word 3b,7b\n"
-" .word 4b,7b\n"
-" .word 5b,7b\n"
-#endif
-" .previous\n"
+ ASM_EXCEPTIONTABLE_ENTRY(1b,7b)
+ ASM_EXCEPTIONTABLE_ENTRY(2b,7b)
+ ASM_EXCEPTIONTABLE_ENTRY(3b,7b)
+ ASM_EXCEPTIONTABLE_ENTRY(4b,7b)
+ ASM_EXCEPTIONTABLE_ENTRY(5b,7b)
: "=r" (ret)
: "r" (valh), "r" (vall), "r" (regs->ior), "r" (regs->isr)
: "r19", "r20", "r21", "r1", FIXUP_BRANCH_CLOBBER );
diff --git a/arch/parisc/lib/fixup.S b/arch/parisc/lib/fixup.S
index ecce3d35401..d172d4245cd 100644
--- a/arch/parisc/lib/fixup.S
+++ b/arch/parisc/lib/fixup.S
@@ -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)
+
diff --git a/arch/parisc/lib/lusercopy.S b/arch/parisc/lib/lusercopy.S
index a0509855c9a..1bd23ccec17 100644
--- a/arch/parisc/lib/lusercopy.S
+++ b/arch/parisc/lib/lusercopy.S
@@ -37,6 +37,7 @@
#include <asm/assembly.h>
#include <asm/errno.h>
+#include <linux/linkage.h>
/*
* get_sr gets the appropriate space value into
@@ -67,8 +68,7 @@
* otherwise strlen (i.e. excludes zero byte)
*/
- .export lstrncpy_from_user,code
-lstrncpy_from_user:
+ENTRY(lstrncpy_from_user)
.proc
.callinfo NO_CALLS
.entry
@@ -87,6 +87,7 @@ $lsfu_exit:
bv %r0(%r2)
nop
.exit
+ENDPROC(lstrncpy_from_user)
.section .fixup,"ax"
3: fixup_branch $lsfu_exit
@@ -94,13 +95,8 @@ $lsfu_exit:
.previous
.section __ex_table,"aw"
-#ifdef __LP64__
- .dword 1b,3b
- .dword 2b,3b
-#else
- .word 1b,3b
- .word 2b,3b
-#endif
+ ASM_ULONG_INSN 1b,3b
+ ASM_ULONG_INSN 2b,3b
.previous
.procend
@@ -112,8 +108,7 @@ $lsfu_exit:
* otherwise, returns number of bytes not transferred.
*/
- .export lclear_user,code
-lclear_user:
+ENTRY(lclear_user)
.proc
.callinfo NO_CALLS
.entry
@@ -127,6 +122,7 @@ $lclu_done:
bv %r0(%r2)
copy %r25,%r28
.exit
+ENDPROC(lclear_user)
.section .fixup,"ax"
2: fixup_branch $lclu_done
@@ -134,11 +130,7 @@ $lclu_done:
.previous
.section __ex_table,"aw"
-#ifdef __LP64__
- .dword 1b,2b
-#else
- .word 1b,2b
-#endif
+ ASM_ULONG_INSN 1b,2b
.previous
.procend
@@ -151,8 +143,7 @@ $lclu_done:
* else strlen + 1 (i.e. includes zero byte).
*/
- .export lstrnlen_user,code
-lstrnlen_user:
+ENTRY(lstrnlen_user)
.proc
.callinfo NO_CALLS
.entry
@@ -172,6 +163,7 @@ $lslen_done:
$lslen_nzero:
b $lslen_done
ldo 1(%r26),%r26 /* special case for N == 0 */
+ENDPROC(lstrnlen_user)
.section .fixup,"ax"
3: fixup_branch $lslen_done
@@ -179,13 +171,8 @@ $lslen_nzero:
.previous
.section __ex_table,"aw"
-#ifdef __LP64__
- .dword 1b,3b
- .dword 2b,3b
-#else
- .word 1b,3b
- .word 2b,3b
-#endif
+ ASM_ULONG_INSN 1b,3b
+ ASM_ULONG_INSN 2b,3b
.previous
.procend
diff --git a/arch/parisc/lib/memcpy.c b/arch/parisc/lib/memcpy.c
index 5575e41f9d6..2c43ebe99a9 100644
--- a/arch/parisc/lib/memcpy.c
+++ b/arch/parisc/lib/memcpy.c
@@ -96,30 +96,18 @@ DECLARE_PER_CPU(struct exception_data, exception_data);
#define DPRINTF(fmt, args...)
#endif
-#ifndef __LP64__
-#define EXC_WORD ".word"
-#else
-#define EXC_WORD ".dword"
-#endif
-
#define def_load_ai_insn(_insn,_sz,_tt,_s,_a,_t,_e) \
__asm__ __volatile__ ( \
- "1:\t" #_insn ",ma " #_sz "(" _s ",%1), %0\n" \
- "\t.section __ex_table,\"aw\"\n" \
- "\t" EXC_WORD "\t1b\n" \
- "\t" EXC_WORD "\t" #_e "\n" \
- "\t.previous\n" \
+ "1:\t" #_insn ",ma " #_sz "(" _s ",%1), %0\n\t" \
+ ASM_EXCEPTIONTABLE_ENTRY(1b,_e) \
: _tt(_t), "+r"(_a) \
: \
: "r8")
#define def_store_ai_insn(_insn,_sz,_tt,_s,_a,_t,_e) \
__asm__ __volatile__ ( \
- "1:\t" #_insn ",ma %1, " #_sz "(" _s ",%0)\n" \
- "\t.section __ex_table,\"aw\"\n" \
- "\t" EXC_WORD "\t1b\n" \
- "\t" EXC_WORD "\t" #_e "\n" \
- "\t.previous\n" \
+ "1:\t" #_insn ",ma %1, " #_sz "(" _s ",%0)\n\t" \
+ ASM_EXCEPTIONTABLE_ENTRY(1b,_e) \
: "+r"(_a) \
: _tt(_t) \
: "r8")
@@ -133,22 +121,16 @@ DECLARE_PER_CPU(struct exception_data, exception_data);
#define def_load_insn(_insn,_tt,_s,_o,_a,_t,_e) \
__asm__ __volatile__ ( \
- "1:\t" #_insn " " #_o "(" _s ",%1), %0\n" \
- "\t.section __ex_table,\"aw\"\n" \
- "\t" EXC_WORD "\t1b\n" \
- "\t" EXC_WORD "\t" #_e "\n" \
- "\t.previous\n" \
+ "1:\t" #_insn " " #_o "(" _s ",%1), %0\n\t" \
+ ASM_EXCEPTIONTABLE_ENTRY(1b,_e) \
: _tt(_t) \
: "r"(_a) \
: "r8")
#define def_store_insn(_insn,_tt,_s,_t,_o,_a,_e) \
__asm__ __volatile__ ( \
- "1:\t" #_insn " %0, " #_o "(" _s ",%1)\n" \
- "\t.section __ex_table,\"aw\"\n" \
- "\t" EXC_WORD "\t1b\n" \
- "\t" EXC_WORD "\t" #_e "\n" \
- "\t.previous\n" \
+ "1:\t" #_insn " %0, " #_o "(" _s ",%1)\n\t" \
+ ASM_EXCEPTIONTABLE_ENTRY(1b,_e) \
: \
: _tt(_t), "r"(_a) \
: "r8")
@@ -167,8 +149,8 @@ extern inline void prefetch_dst(const void *addr)
__asm__("ldd 0(" d_space ",%0), %%r0" : : "r" (addr));
}
#else
-#define prefetch_src(addr)
-#define prefetch_dst(addr)
+#define prefetch_src(addr) do { } while(0)
+#define prefetch_dst(addr) do { } while(0)
#endif
/* Copy from a not-aligned src to an aligned dst, using shifts. Handles 4 words
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-05 02:21:38 +0000