This macro is taken from s390, and allows more flexibility in changing exception table format.
Signed-off-by: Nicholas Piggin <npig...@gmail.com> --- arch/powerpc/include/asm/futex.h | 14 +- arch/powerpc/include/asm/io.h | 18 +- arch/powerpc/include/asm/linkage.h | 22 +++ arch/powerpc/include/asm/uaccess.h | 24 +-- arch/powerpc/include/asm/word-at-a-time.h | 5 +- arch/powerpc/lib/checksum_32.S | 47 +++--- arch/powerpc/lib/checksum_64.S | 20 +-- arch/powerpc/lib/copy_32.S | 56 +++--- arch/powerpc/lib/copyuser_64.S | 271 +++++++++++++++--------------- arch/powerpc/lib/copyuser_power7.S | 21 +-- arch/powerpc/lib/ldstfp.S | 25 ++- arch/powerpc/lib/sstep.c | 15 +- arch/powerpc/lib/string.S | 11 +- arch/powerpc/lib/string_64.S | 16 +- arch/powerpc/sysdev/fsl_rio.c | 5 +- arch/powerpc/sysdev/tsi108_pci.c | 5 +- 16 files changed, 248 insertions(+), 327 deletions(-) diff --git a/arch/powerpc/include/asm/futex.h b/arch/powerpc/include/asm/futex.h index 2a9cf84..eaada6c 100644 --- a/arch/powerpc/include/asm/futex.h +++ b/arch/powerpc/include/asm/futex.h @@ -23,10 +23,8 @@ "4: li %1,%3\n" \ "b 3b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - ".align 3\n" \ - PPC_LONG "1b,4b,2b,4b\n" \ - ".previous" \ + EX_TABLE(1b, 4b) \ + EX_TABLE(2b, 4b) \ : "=&r" (oldval), "=&r" (ret) \ : "b" (uaddr), "i" (-EFAULT), "r" (oparg) \ : "cr0", "memory") @@ -104,11 +102,9 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, "3: .section .fixup,\"ax\"\n\ 4: li %0,%6\n\ b 3b\n\ - .previous\n\ - .section __ex_table,\"a\"\n\ - .align 3\n\ - " PPC_LONG "1b,4b,2b,4b\n\ - .previous" \ + .previous\n" + EX_TABLE(1b, 4b) + EX_TABLE(2b, 4b) : "+r" (ret), "=&r" (prev), "+m" (*uaddr) : "r" (uaddr), "r" (oldval), "r" (newval), "i" (-EFAULT) : "cc", "memory"); diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h index f6fda84..5219a19 100644 --- a/arch/powerpc/include/asm/io.h +++ b/arch/powerpc/include/asm/io.h @@ -458,13 +458,10 @@ static inline unsigned int name(unsigned int port) \ "5: li %0,-1\n" \ " b 4b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - " .align 2\n" \ - " .long 0b,5b\n" \ - " .long 1b,5b\n" \ - " .long 2b,5b\n" \ - " .long 3b,5b\n" \ - ".previous" \ + EX_TABLE(0b, 5b) \ + EX_TABLE(1b, 5b) \ + EX_TABLE(2b, 5b) \ + EX_TABLE(3b, 5b) \ : "=&r" (x) \ : "r" (port + _IO_BASE) \ : "memory"); \ @@ -479,11 +476,8 @@ static inline void name(unsigned int val, unsigned int port) \ "0:" op " %0,0,%1\n" \ "1: sync\n" \ "2:\n" \ - ".section __ex_table,\"a\"\n" \ - " .align 2\n" \ - " .long 0b,2b\n" \ - " .long 1b,2b\n" \ - ".previous" \ + EX_TABLE(0b, 2b) \ + EX_TABLE(1b, 2b) \ : : "r" (val), "r" (port + _IO_BASE) \ : "memory"); \ } diff --git a/arch/powerpc/include/asm/linkage.h b/arch/powerpc/include/asm/linkage.h index 0cf5e21..fcb9e0d 100644 --- a/arch/powerpc/include/asm/linkage.h +++ b/arch/powerpc/include/asm/linkage.h @@ -12,4 +12,26 @@ "\t.globl ." #alias "\n\t.set ." #alias ", ." #name) #endif +#ifndef __ASSEMBLY__ +/* + * Helper macro for exception table entries + */ +#define EX_TABLE(_fault, _target) \ + ".section __ex_table,\"a\"\n" \ + PPC_LONG_ALIGN "\n" \ + PPC_LONG #_fault "\n" \ + PPC_LONG #_target "\n" \ + ".previous\n" + +#else /* __ASSEMBLY__ */ + +#define EX_TABLE(_fault, _target) \ + .section __ex_table,"a" ; \ + PPC_LONG_ALIGN ; \ + PPC_LONG _fault ; \ + PPC_LONG _target ; \ + .previous + +#endif /* __ASSEMBLY__ */ + #endif /* _ASM_POWERPC_LINKAGE_H */ diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h index c266227..caff75e 100644 --- a/arch/powerpc/include/asm/uaccess.h +++ b/arch/powerpc/include/asm/uaccess.h @@ -132,10 +132,7 @@ extern long __put_user_bad(void); "3: li %0,%3\n" \ " b 2b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - PPC_LONG_ALIGN "\n" \ - PPC_LONG "1b,3b\n" \ - ".previous" \ + EX_TABLE(1b, 3b) \ : "=r" (err) \ : "r" (x), "b" (addr), "i" (-EFAULT), "0" (err)) @@ -152,11 +149,8 @@ extern long __put_user_bad(void); "4: li %0,%3\n" \ " b 3b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - PPC_LONG_ALIGN "\n" \ - PPC_LONG "1b,4b\n" \ - PPC_LONG "2b,4b\n" \ - ".previous" \ + EX_TABLE(1b, 4b) \ + EX_TABLE(2b, 4b) \ : "=r" (err) \ : "r" (x), "b" (addr), "i" (-EFAULT), "0" (err)) #endif /* __powerpc64__ */ @@ -215,10 +209,7 @@ extern long __get_user_bad(void); " li %1,0\n" \ " b 2b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - PPC_LONG_ALIGN "\n" \ - PPC_LONG "1b,3b\n" \ - ".previous" \ + EX_TABLE(1b, 3b) \ : "=r" (err), "=r" (x) \ : "b" (addr), "i" (-EFAULT), "0" (err)) @@ -237,11 +228,8 @@ extern long __get_user_bad(void); " li %1+1,0\n" \ " b 3b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - PPC_LONG_ALIGN "\n" \ - PPC_LONG "1b,4b\n" \ - PPC_LONG "2b,4b\n" \ - ".previous" \ + EX_TABLE(1b, 4b) \ + EX_TABLE(2b, 4b) \ : "=r" (err), "=&r" (x) \ : "b" (addr), "i" (-EFAULT), "0" (err)) #endif /* __powerpc64__ */ diff --git a/arch/powerpc/include/asm/word-at-a-time.h b/arch/powerpc/include/asm/word-at-a-time.h index 4afe66a..2629755 100644 --- a/arch/powerpc/include/asm/word-at-a-time.h +++ b/arch/powerpc/include/asm/word-at-a-time.h @@ -193,10 +193,7 @@ static inline unsigned long load_unaligned_zeropad(const void *addr) #endif "b 2b\n" ".previous\n" - ".section __ex_table,\"a\"\n\t" - PPC_LONG_ALIGN "\n\t" - PPC_LONG "1b,3b\n" - ".previous" + EX_TABLE(1b, 3b) : [tmp] "=&b" (tmp), [offset] "=&r" (offset), [ret] "=&r" (ret) : [addr] "b" (addr), "m" (*(unsigned long *)addr)); diff --git a/arch/powerpc/lib/checksum_32.S b/arch/powerpc/lib/checksum_32.S index aa8214f..2fe3f2d 100644 --- a/arch/powerpc/lib/checksum_32.S +++ b/arch/powerpc/lib/checksum_32.S @@ -14,6 +14,7 @@ #include <linux/sys.h> #include <asm/processor.h> +#include <asm/linkage.h> #include <asm/cache.h> #include <asm/errno.h> #include <asm/ppc_asm.h> @@ -101,17 +102,14 @@ _GLOBAL(__csum_partial) adde r12,r12,r10 #define CSUM_COPY_16_BYTES_EXCODE(n) \ -.section __ex_table,"a"; \ - .align 2; \ - .long 8 ## n ## 0b,src_error; \ - .long 8 ## n ## 1b,src_error; \ - .long 8 ## n ## 2b,src_error; \ - .long 8 ## n ## 3b,src_error; \ - .long 8 ## n ## 4b,dst_error; \ - .long 8 ## n ## 5b,dst_error; \ - .long 8 ## n ## 6b,dst_error; \ - .long 8 ## n ## 7b,dst_error; \ - .text + EX_TABLE(8 ## n ## 0b, src_error); \ + EX_TABLE(8 ## n ## 1b, src_error); \ + EX_TABLE(8 ## n ## 2b, src_error); \ + EX_TABLE(8 ## n ## 3b, src_error); \ + EX_TABLE(8 ## n ## 4b, dst_error); \ + EX_TABLE(8 ## n ## 5b, dst_error); \ + EX_TABLE(8 ## n ## 6b, dst_error); \ + EX_TABLE(8 ## n ## 7b, dst_error); .text .stabs "arch/powerpc/lib/",N_SO,0,0,0f @@ -261,14 +259,11 @@ dst_error: stw r0,0(r8) blr - .section __ex_table,"a" - .align 2 - .long 70b,src_error - .long 71b,dst_error - .long 72b,src_error - .long 73b,dst_error - .long 54b,dst_error - .text + EX_TABLE(70b, src_error); + EX_TABLE(71b, dst_error); + EX_TABLE(72b, src_error); + EX_TABLE(73b, dst_error); + EX_TABLE(54b, dst_error); /* * this stuff handles faults in the cacheline loop and branches to either @@ -289,11 +284,9 @@ dst_error: #endif #endif - .section __ex_table,"a" - .align 2 - .long 30b,src_error - .long 31b,dst_error - .long 40b,src_error - .long 41b,dst_error - .long 50b,src_error - .long 51b,dst_error + EX_TABLE(30b, src_error); + EX_TABLE(31b, dst_error); + EX_TABLE(40b, src_error); + EX_TABLE(41b, dst_error); + EX_TABLE(50b, src_error); + EX_TABLE(51b, dst_error); diff --git a/arch/powerpc/lib/checksum_64.S b/arch/powerpc/lib/checksum_64.S index fdec6e6..bc6573a 100644 --- a/arch/powerpc/lib/checksum_64.S +++ b/arch/powerpc/lib/checksum_64.S @@ -180,34 +180,22 @@ _GLOBAL(__csum_partial) .macro srcnr 100: - .section __ex_table,"a" - .align 3 - .llong 100b,.Lsrc_error_nr - .previous + EX_TABLE(100b,.Lsrc_error_nr) .endm .macro source 150: - .section __ex_table,"a" - .align 3 - .llong 150b,.Lsrc_error - .previous + EX_TABLE(150b,.Lsrc_error) .endm .macro dstnr 200: - .section __ex_table,"a" - .align 3 - .llong 200b,.Ldest_error_nr - .previous + EX_TABLE(200b,.Ldest_error_nr) .endm .macro dest 250: - .section __ex_table,"a" - .align 3 - .llong 250b,.Ldest_error - .previous + EX_TABLE(250b,.Ldest_error) .endm /* diff --git a/arch/powerpc/lib/copy_32.S b/arch/powerpc/lib/copy_32.S index 99f37f2..866fed5 100644 --- a/arch/powerpc/lib/copy_32.S +++ b/arch/powerpc/lib/copy_32.S @@ -9,6 +9,7 @@ * 2 of the License, or (at your option) any later version. */ #include <asm/processor.h> +#include <asm/linkage.h> #include <asm/cache.h> #include <asm/errno.h> #include <asm/ppc_asm.h> @@ -48,17 +49,14 @@ 9 ## n ## 1: \ addi r5,r5,-(16 * n); \ b 105f; \ -.section __ex_table,"a"; \ - .align 2; \ - .long 8 ## n ## 0b,9 ## n ## 0b; \ - .long 8 ## n ## 1b,9 ## n ## 0b; \ - .long 8 ## n ## 2b,9 ## n ## 0b; \ - .long 8 ## n ## 3b,9 ## n ## 0b; \ - .long 8 ## n ## 4b,9 ## n ## 1b; \ - .long 8 ## n ## 5b,9 ## n ## 1b; \ - .long 8 ## n ## 6b,9 ## n ## 1b; \ - .long 8 ## n ## 7b,9 ## n ## 1b; \ - .text + EX_TABLE(8 ## n ## 0b,9 ## n ## 0b); \ + EX_TABLE(8 ## n ## 1b,9 ## n ## 0b); \ + EX_TABLE(8 ## n ## 2b,9 ## n ## 0b); \ + EX_TABLE(8 ## n ## 3b,9 ## n ## 0b); \ + EX_TABLE(8 ## n ## 4b,9 ## n ## 1b); \ + EX_TABLE(8 ## n ## 5b,9 ## n ## 1b); \ + EX_TABLE(8 ## n ## 6b,9 ## n ## 1b); \ + EX_TABLE(8 ## n ## 7b,9 ## n ## 1b) .text .stabs "arch/powerpc/lib/",N_SO,0,0,0f @@ -319,13 +317,10 @@ _GLOBAL(__copy_tofrom_user) 73: stwu r9,4(r6) bdnz 72b - .section __ex_table,"a" - .align 2 - .long 70b,100f - .long 71b,101f - .long 72b,102f - .long 73b,103f - .text + EX_TABLE(70b,100f) + EX_TABLE(71b,101f) + EX_TABLE(72b,102f) + EX_TABLE(73b,103f) 58: srwi. r0,r5,LG_CACHELINE_BYTES /* # complete cachelines */ clrlwi r5,r5,32-LG_CACHELINE_BYTES @@ -360,10 +355,7 @@ _GLOBAL(__copy_tofrom_user) 53: dcbt r3,r4 54: dcbz r11,r6 - .section __ex_table,"a" - .align 2 - .long 54b,105f - .text + EX_TABLE(54b,105f) /* the main body of the cacheline loop */ COPY_16_BYTES_WITHEX(0) #if L1_CACHE_BYTES >= 32 @@ -496,14 +488,12 @@ _GLOBAL(__copy_tofrom_user) bdnz 114b 120: blr - .section __ex_table,"a" - .align 2 - .long 30b,108b - .long 31b,109b - .long 40b,110b - .long 41b,111b - .long 130b,132b - .long 131b,120b - .long 112b,120b - .long 114b,120b - .text + EX_TABLE(30b,108b) + EX_TABLE(31b,109b) + EX_TABLE(40b,110b) + EX_TABLE(41b,111b) + EX_TABLE(130b,132b) + EX_TABLE(131b,120b) + EX_TABLE(112b,120b) + EX_TABLE(114b,120b) + diff --git a/arch/powerpc/lib/copyuser_64.S b/arch/powerpc/lib/copyuser_64.S index f09899e..397418a 100644 --- a/arch/powerpc/lib/copyuser_64.S +++ b/arch/powerpc/lib/copyuser_64.S @@ -7,6 +7,7 @@ * 2 of the License, or (at your option) any later version. */ #include <asm/processor.h> +#include <asm/linkage.h> #include <asm/ppc_asm.h> #ifdef __BIG_ENDIAN__ @@ -393,70 +394,66 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD) 192: blr /* #bytes not copied in r3 */ - .section __ex_table,"a" - .align 3 - .llong 20b,120b - .llong 220b,320b - .llong 21b,121b - .llong 221b,321b - .llong 70b,170b - .llong 270b,370b - .llong 22b,122b - .llong 222b,322b - .llong 71b,171b - .llong 271b,371b - .llong 72b,172b - .llong 272b,372b - .llong 244b,344b - .llong 245b,345b - .llong 23b,123b - .llong 73b,173b - .llong 44b,144b - .llong 74b,174b - .llong 45b,145b - .llong 75b,175b - .llong 24b,124b - .llong 25b,125b - .llong 26b,126b - .llong 27b,127b - .llong 28b,128b - .llong 29b,129b - .llong 30b,130b - .llong 31b,131b - .llong 32b,132b - .llong 76b,176b - .llong 33b,133b - .llong 77b,177b - .llong 78b,178b - .llong 79b,179b - .llong 80b,180b - .llong 34b,134b - .llong 94b,194b - .llong 95b,195b - .llong 96b,196b - .llong 35b,135b - .llong 81b,181b - .llong 36b,136b - .llong 82b,182b - .llong 37b,137b - .llong 83b,183b - .llong 38b,138b - .llong 39b,139b - .llong 84b,184b - .llong 85b,185b - .llong 40b,140b - .llong 86b,186b - .llong 41b,141b - .llong 87b,187b - .llong 42b,142b - .llong 88b,188b - .llong 43b,143b - .llong 89b,189b - .llong 90b,190b - .llong 91b,191b - .llong 92b,192b - - .text + EX_TABLE(20b,120b) + EX_TABLE(220b,320b) + EX_TABLE(21b,121b) + EX_TABLE(221b,321b) + EX_TABLE(70b,170b) + EX_TABLE(270b,370b) + EX_TABLE(22b,122b) + EX_TABLE(222b,322b) + EX_TABLE(71b,171b) + EX_TABLE(271b,371b) + EX_TABLE(72b,172b) + EX_TABLE(272b,372b) + EX_TABLE(244b,344b) + EX_TABLE(245b,345b) + EX_TABLE(23b,123b) + EX_TABLE(73b,173b) + EX_TABLE(44b,144b) + EX_TABLE(74b,174b) + EX_TABLE(45b,145b) + EX_TABLE(75b,175b) + EX_TABLE(24b,124b) + EX_TABLE(25b,125b) + EX_TABLE(26b,126b) + EX_TABLE(27b,127b) + EX_TABLE(28b,128b) + EX_TABLE(29b,129b) + EX_TABLE(30b,130b) + EX_TABLE(31b,131b) + EX_TABLE(32b,132b) + EX_TABLE(76b,176b) + EX_TABLE(33b,133b) + EX_TABLE(77b,177b) + EX_TABLE(78b,178b) + EX_TABLE(79b,179b) + EX_TABLE(80b,180b) + EX_TABLE(34b,134b) + EX_TABLE(94b,194b) + EX_TABLE(95b,195b) + EX_TABLE(96b,196b) + EX_TABLE(35b,135b) + EX_TABLE(81b,181b) + EX_TABLE(36b,136b) + EX_TABLE(82b,182b) + EX_TABLE(37b,137b) + EX_TABLE(83b,183b) + EX_TABLE(38b,138b) + EX_TABLE(39b,139b) + EX_TABLE(84b,184b) + EX_TABLE(85b,185b) + EX_TABLE(40b,140b) + EX_TABLE(86b,186b) + EX_TABLE(41b,141b) + EX_TABLE(87b,187b) + EX_TABLE(42b,142b) + EX_TABLE(88b,188b) + EX_TABLE(43b,143b) + EX_TABLE(89b,189b) + EX_TABLE(90b,190b) + EX_TABLE(91b,191b) + EX_TABLE(92b,192b) /* * Routine to copy a whole page of data, optimized for POWER4. @@ -597,77 +594,75 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD) li r5,4096 b .Ldst_aligned - .section __ex_table,"a" - .align 3 - .llong 20b,100b - .llong 21b,100b - .llong 22b,100b - .llong 23b,100b - .llong 24b,100b - .llong 25b,100b - .llong 26b,100b - .llong 27b,100b - .llong 28b,100b - .llong 29b,100b - .llong 30b,100b - .llong 31b,100b - .llong 32b,100b - .llong 33b,100b - .llong 34b,100b - .llong 35b,100b - .llong 36b,100b - .llong 37b,100b - .llong 38b,100b - .llong 39b,100b - .llong 40b,100b - .llong 41b,100b - .llong 42b,100b - .llong 43b,100b - .llong 44b,100b - .llong 45b,100b - .llong 46b,100b - .llong 47b,100b - .llong 48b,100b - .llong 49b,100b - .llong 50b,100b - .llong 51b,100b - .llong 52b,100b - .llong 53b,100b - .llong 54b,100b - .llong 55b,100b - .llong 56b,100b - .llong 57b,100b - .llong 58b,100b - .llong 59b,100b - .llong 60b,100b - .llong 61b,100b - .llong 62b,100b - .llong 63b,100b - .llong 64b,100b - .llong 65b,100b - .llong 66b,100b - .llong 67b,100b - .llong 68b,100b - .llong 69b,100b - .llong 70b,100b - .llong 71b,100b - .llong 72b,100b - .llong 73b,100b - .llong 74b,100b - .llong 75b,100b - .llong 76b,100b - .llong 77b,100b - .llong 78b,100b - .llong 79b,100b - .llong 80b,100b - .llong 81b,100b - .llong 82b,100b - .llong 83b,100b - .llong 84b,100b - .llong 85b,100b - .llong 86b,100b - .llong 87b,100b - .llong 88b,100b - .llong 89b,100b - .llong 90b,100b - .llong 91b,100b + EX_TABLE(20b,100b) + EX_TABLE(21b,100b) + EX_TABLE(22b,100b) + EX_TABLE(23b,100b) + EX_TABLE(24b,100b) + EX_TABLE(25b,100b) + EX_TABLE(26b,100b) + EX_TABLE(27b,100b) + EX_TABLE(28b,100b) + EX_TABLE(29b,100b) + EX_TABLE(30b,100b) + EX_TABLE(31b,100b) + EX_TABLE(32b,100b) + EX_TABLE(33b,100b) + EX_TABLE(34b,100b) + EX_TABLE(35b,100b) + EX_TABLE(36b,100b) + EX_TABLE(37b,100b) + EX_TABLE(38b,100b) + EX_TABLE(39b,100b) + EX_TABLE(40b,100b) + EX_TABLE(41b,100b) + EX_TABLE(42b,100b) + EX_TABLE(43b,100b) + EX_TABLE(44b,100b) + EX_TABLE(45b,100b) + EX_TABLE(46b,100b) + EX_TABLE(47b,100b) + EX_TABLE(48b,100b) + EX_TABLE(49b,100b) + EX_TABLE(50b,100b) + EX_TABLE(51b,100b) + EX_TABLE(52b,100b) + EX_TABLE(53b,100b) + EX_TABLE(54b,100b) + EX_TABLE(55b,100b) + EX_TABLE(56b,100b) + EX_TABLE(57b,100b) + EX_TABLE(58b,100b) + EX_TABLE(59b,100b) + EX_TABLE(60b,100b) + EX_TABLE(61b,100b) + EX_TABLE(62b,100b) + EX_TABLE(63b,100b) + EX_TABLE(64b,100b) + EX_TABLE(65b,100b) + EX_TABLE(66b,100b) + EX_TABLE(67b,100b) + EX_TABLE(68b,100b) + EX_TABLE(69b,100b) + EX_TABLE(70b,100b) + EX_TABLE(71b,100b) + EX_TABLE(72b,100b) + EX_TABLE(73b,100b) + EX_TABLE(74b,100b) + EX_TABLE(75b,100b) + EX_TABLE(76b,100b) + EX_TABLE(77b,100b) + EX_TABLE(78b,100b) + EX_TABLE(79b,100b) + EX_TABLE(80b,100b) + EX_TABLE(81b,100b) + EX_TABLE(82b,100b) + EX_TABLE(83b,100b) + EX_TABLE(84b,100b) + EX_TABLE(85b,100b) + EX_TABLE(86b,100b) + EX_TABLE(87b,100b) + EX_TABLE(88b,100b) + EX_TABLE(89b,100b) + EX_TABLE(90b,100b) + EX_TABLE(91b,100b) diff --git a/arch/powerpc/lib/copyuser_power7.S b/arch/powerpc/lib/copyuser_power7.S index da0c568..4133b0f6 100644 --- a/arch/powerpc/lib/copyuser_power7.S +++ b/arch/powerpc/lib/copyuser_power7.S @@ -18,6 +18,7 @@ * Author: Anton Blanchard <an...@au.ibm.com> */ #include <asm/ppc_asm.h> +#include <asm/linkage.h> #ifdef __BIG_ENDIAN__ #define LVS(VRT,RA,RB) lvsl VRT,RA,RB @@ -29,35 +30,23 @@ .macro err1 100: - .section __ex_table,"a" - .align 3 - .llong 100b,.Ldo_err1 - .previous + EX_TABLE(100b,.Ldo_err1) .endm .macro err2 200: - .section __ex_table,"a" - .align 3 - .llong 200b,.Ldo_err2 - .previous + EX_TABLE(200b,.Ldo_err2) .endm #ifdef CONFIG_ALTIVEC .macro err3 300: - .section __ex_table,"a" - .align 3 - .llong 300b,.Ldo_err3 - .previous + EX_TABLE(300b,.Ldo_err3) .endm .macro err4 400: - .section __ex_table,"a" - .align 3 - .llong 400b,.Ldo_err4 - .previous + EX_TABLE(400b,.Ldo_err4) .endm diff --git a/arch/powerpc/lib/ldstfp.S b/arch/powerpc/lib/ldstfp.S index 5d0cdbf..0d0a622 100644 --- a/arch/powerpc/lib/ldstfp.S +++ b/arch/powerpc/lib/ldstfp.S @@ -15,24 +15,19 @@ #include <asm/ppc-opcode.h> #include <asm/reg.h> #include <asm/asm-offsets.h> +#include <asm/linkage.h> #include <linux/errno.h> #ifdef CONFIG_PPC_FPU #define STKFRM (PPC_MIN_STKFRM + 16) - .macro extab instr,handler - .section __ex_table,"a" - PPC_LONG \instr,\handler - .previous - .endm - .macro inst32 op reg = 0 .rept 32 20: \op reg,0,r4 b 3f - extab 20b,99f + EX_TABLE(20b,99f) reg = reg + 1 .endr .endm @@ -100,7 +95,7 @@ _GLOBAL(do_lfs) mr r3,r9 addi r1,r1,STKFRM blr - extab 2b,3b + EX_TABLE(2b,3b) /* Load FP reg N from double at *p. N is in r3, p in r4. */ _GLOBAL(do_lfd) @@ -127,7 +122,7 @@ _GLOBAL(do_lfd) mr r3,r9 addi r1,r1,STKFRM blr - extab 2b,3b + EX_TABLE(2b,3b) /* Store FP reg N to float at *p. N is in r3, p in r4. */ _GLOBAL(do_stfs) @@ -154,7 +149,7 @@ _GLOBAL(do_stfs) mr r3,r9 addi r1,r1,STKFRM blr - extab 2b,3b + EX_TABLE(2b,3b) /* Store FP reg N to double at *p. N is in r3, p in r4. */ _GLOBAL(do_stfd) @@ -181,7 +176,7 @@ _GLOBAL(do_stfd) mr r3,r9 addi r1,r1,STKFRM blr - extab 2b,3b + EX_TABLE(2b,3b) #ifdef CONFIG_ALTIVEC /* Get the contents of vrN into v0; N is in r3. */ @@ -248,7 +243,7 @@ _GLOBAL(do_lvx) mr r3,r9 addi r1,r1,STKFRM blr - extab 2b,3b + EX_TABLE(2b,3b) /* Store vector reg N to *p. N is in r3, p in r4. */ _GLOBAL(do_stvx) @@ -276,7 +271,7 @@ _GLOBAL(do_stvx) mr r3,r9 addi r1,r1,STKFRM blr - extab 2b,3b + EX_TABLE(2b,3b) #endif /* CONFIG_ALTIVEC */ #ifdef CONFIG_VSX @@ -344,7 +339,7 @@ _GLOBAL(do_lxvd2x) mr r3,r9 addi r1,r1,STKFRM blr - extab 2b,3b + EX_TABLE(2b,3b) /* Store VSX reg N to vector doubleword *p. N is in r3, p in r4. */ _GLOBAL(do_stxvd2x) @@ -372,7 +367,7 @@ _GLOBAL(do_stxvd2x) mr r3,r9 addi r1,r1,STKFRM blr - extab 2b,3b + EX_TABLE(2b,3b) #endif /* CONFIG_VSX */ diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c index 3362299..b64287c 100644 --- a/arch/powerpc/lib/sstep.c +++ b/arch/powerpc/lib/sstep.c @@ -493,10 +493,7 @@ static int __kprobes do_vsx_store(int rn, int (*func)(int, unsigned long), "3: li %0,%4\n" \ " b 2b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - PPC_LONG_ALIGN "\n" \ - PPC_LONG "1b,3b\n" \ - ".previous" \ + EX_TABLE(1b, 3b) \ : "=r" (err), "=r" (cr) \ : "r" (x), "r" (addr), "i" (-EFAULT), "0" (err)) @@ -508,10 +505,7 @@ static int __kprobes do_vsx_store(int rn, int (*func)(int, unsigned long), "3: li %0,%3\n" \ " b 2b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - PPC_LONG_ALIGN "\n" \ - PPC_LONG "1b,3b\n" \ - ".previous" \ + EX_TABLE(1b, 3b) \ : "=r" (err), "=r" (x) \ : "r" (addr), "i" (-EFAULT), "0" (err)) @@ -523,10 +517,7 @@ static int __kprobes do_vsx_store(int rn, int (*func)(int, unsigned long), "3: li %0,%3\n" \ " b 2b\n" \ ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - PPC_LONG_ALIGN "\n" \ - PPC_LONG "1b,3b\n" \ - ".previous" \ + EX_TABLE(1b, 3b) \ : "=r" (err) \ : "r" (addr), "i" (-EFAULT), "0" (err)) diff --git a/arch/powerpc/lib/string.S b/arch/powerpc/lib/string.S index beabc68..9d5c9a5 100644 --- a/arch/powerpc/lib/string.S +++ b/arch/powerpc/lib/string.S @@ -9,11 +9,10 @@ * 2 of the License, or (at your option) any later version. */ #include <asm/processor.h> +#include <asm/linkage.h> #include <asm/errno.h> #include <asm/ppc_asm.h> - .section __ex_table,"a" - PPC_LONG_ALIGN .text /* This clears out any unused part of the destination buffer, @@ -120,9 +119,7 @@ _GLOBAL(__clear_user) 92: mfctr r3 blr - .section __ex_table,"a" - PPC_LONG 11b,90b - PPC_LONG 1b,91b - PPC_LONG 8b,92b - .text + EX_TABLE(11b, 90b) + EX_TABLE(1b, 91b) + EX_TABLE(8b, 92b) #endif diff --git a/arch/powerpc/lib/string_64.S b/arch/powerpc/lib/string_64.S index 7bd9549..8c62804 100644 --- a/arch/powerpc/lib/string_64.S +++ b/arch/powerpc/lib/string_64.S @@ -19,6 +19,7 @@ */ #include <asm/ppc_asm.h> +#include <asm/linkage.h> #include <asm/asm-offsets.h> .section ".toc","aw" @@ -40,26 +41,17 @@ PPC64_CACHES: .macro err1 100: - .section __ex_table,"a" - .align 3 - .llong 100b,.Ldo_err1 - .previous + EX_TABLE(100b,.Ldo_err1) .endm .macro err2 200: - .section __ex_table,"a" - .align 3 - .llong 200b,.Ldo_err2 - .previous + EX_TABLE(200b,.Ldo_err2) .endm .macro err3 300: - .section __ex_table,"a" - .align 3 - .llong 300b,.Ldo_err3 - .previous + EX_TABLE(300b,.Ldo_err3) .endm .Ldo_err1: diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c index 3cc7cac..8ca4057 100644 --- a/arch/powerpc/sysdev/fsl_rio.c +++ b/arch/powerpc/sysdev/fsl_rio.c @@ -80,10 +80,7 @@ "3: li %1,-1\n" \ " li %0,%3\n" \ " b 2b\n" \ - ".section __ex_table,\"a\"\n" \ - PPC_LONG_ALIGN "\n" \ - PPC_LONG "1b,3b\n" \ - ".text" \ + EX_TABLE(1b, 3b) \ : "=r" (err), "=r" (x) \ : "b" (addr), "i" (-EFAULT), "0" (err)) diff --git a/arch/powerpc/sysdev/tsi108_pci.c b/arch/powerpc/sysdev/tsi108_pci.c index 57c971b..d64e741 100644 --- a/arch/powerpc/sysdev/tsi108_pci.c +++ b/arch/powerpc/sysdev/tsi108_pci.c @@ -137,10 +137,7 @@ void tsi108_clear_pci_error(u32 pci_cfg_base) ".section .fixup,\"ax\"\n" \ "3: li %0,-1\n" \ " b 2b\n" \ - ".section __ex_table,\"a\"\n" \ - " .align 2\n" \ - " .long 1b,3b\n" \ - ".text" \ + EX_TABLE(1b, 3b) \ : "=r"(x) : "r"(addr)) int -- 2.9.3