From 0b3d643f9ead9b5141dedbb2d1b06ce15469fc4a Mon Sep 17 00:00:00 2001 From: Helge Deller Date: Sun, 28 Jan 2007 14:52:57 +0100 Subject: [PARISC] add ASM_EXCEPTIONTABLE_ENTRY() macro - this macro unifies the code to add exception table entries - additionally use ENTRY()/ENDPROC() at more places Signed-off-by: Helge Deller Signed-off-by: Kyle McMartin --- include/asm-parisc/assembly.h | 8 +++++++ include/asm-parisc/bug.h | 12 +++++----- include/asm-parisc/uaccess.h | 53 +++++++++++++++++-------------------------- 3 files changed, 35 insertions(+), 38 deletions(-) (limited to 'include') diff --git a/include/asm-parisc/assembly.h b/include/asm-parisc/assembly.h index 5a1e0e8b1c3..7e26fcbe56d 100644 --- a/include/asm-parisc/assembly.h +++ b/include/asm-parisc/assembly.h @@ -31,9 +31,13 @@ #define STREGM std,ma #define SHRREG shrd #define SHLREG shld +#define ADDIB addib,* +#define CMPB cmpb,* +#define ANDCM andcm,* #define RP_OFFSET 16 #define FRAME_SIZE 128 #define CALLEE_REG_FRAME_SIZE 144 +#define ASM_ULONG_INSN .dword #else /* CONFIG_64BIT */ #define LDREG ldw #define STREG stw @@ -42,9 +46,13 @@ #define STREGM stwm #define SHRREG shr #define SHLREG shlw +#define ADDIB addib, +#define CMPB cmpb, +#define ANDCM andcm #define RP_OFFSET 20 #define FRAME_SIZE 64 #define CALLEE_REG_FRAME_SIZE 128 +#define ASM_ULONG_INSN .word #endif #define CALLEE_SAVE_FRAME_SIZE (CALLEE_REG_FRAME_SIZE + CALLEE_FLOAT_FRAME_SIZE) diff --git a/include/asm-parisc/bug.h b/include/asm-parisc/bug.h index cfe39a2547a..83ba510ed5d 100644 --- a/include/asm-parisc/bug.h +++ b/include/asm-parisc/bug.h @@ -14,10 +14,10 @@ #define PARISC_BUG_BREAK_ASM "break 0x1f, 0x1fff" #define PARISC_BUG_BREAK_INSN 0x03ffe01f /* PARISC_BUG_BREAK_ASM */ -#ifdef CONFIG_64BIT -#define ASM_ULONG_INSN ".dword" +#if defined(CONFIG_64BIT) +#define ASM_WORD_INSN ".dword\t" #else -#define ASM_ULONG_INSN ".word" +#define ASM_WORD_INSN ".word\t" #endif #ifdef CONFIG_DEBUG_BUGVERBOSE @@ -26,7 +26,7 @@ asm volatile("\n" \ "1:\t" PARISC_BUG_BREAK_ASM "\n" \ "\t.pushsection __bug_table,\"a\"\n" \ - "2:\t" ASM_ULONG_INSN " 1b, %c0\n" \ + "2:\t" ASM_WORD_INSN "1b, %c0\n" \ "\t.short %c1, %c2\n" \ "\t.org 2b+%c3\n" \ "\t.popsection" \ @@ -49,7 +49,7 @@ asm volatile("\n" \ "1:\t" PARISC_BUG_BREAK_ASM "\n" \ "\t.pushsection __bug_table,\"a\"\n" \ - "2:\t" ASM_ULONG_INSN " 1b, %c0\n" \ + "2:\t" ASM_WORD_INSN "1b, %c0\n" \ "\t.short %c1, %c2\n" \ "\t.org 2b+%c3\n" \ "\t.popsection" \ @@ -63,7 +63,7 @@ asm volatile("\n" \ "1:\t" PARISC_BUG_BREAK_ASM "\n" \ "\t.pushsection __bug_table,\"a\"\n" \ - "2:\t" ASM_ULONG_INSN " 1b\n" \ + "2:\t" ASM_WORD_INSN "1b\n" \ "\t.short %c0\n" \ "\t.org 2b+%c1\n" \ "\t.popsection" \ diff --git a/include/asm-parisc/uaccess.h b/include/asm-parisc/uaccess.h index d5d831ea7bc..4878b9501f2 100644 --- a/include/asm-parisc/uaccess.h +++ b/include/asm-parisc/uaccess.h @@ -67,6 +67,11 @@ struct exception_table_entry { long fixup; /* fixup routine */ }; +#define ASM_EXCEPTIONTABLE_ENTRY( fault_addr, except_addr )\ + ".section __ex_table,\"aw\"\n" \ + ASM_WORD_INSN #fault_addr ", " #except_addr "\n\t" \ + ".previous\n" + /* * The page fault handler stores, in a per-cpu area, the following information * if a fixup routine is available. @@ -106,21 +111,15 @@ struct exception_data { }) #define __get_kernel_asm(ldx,ptr) \ - __asm__("\n1:\t" ldx "\t0(%2),%0\n" \ - "\t.section __ex_table,\"aw\"\n" \ - "\t" ASM_WORD_INSN \ - "1b,fixup_get_user_skip_1\n" \ - "\t.previous" \ + __asm__("\n1:\t" ldx "\t0(%2),%0\n\t" \ + ASM_EXCEPTIONTABLE_ENTRY(1b, fixup_get_user_skip_1)\ : "=r"(__gu_val), "=r"(__gu_err) \ : "r"(ptr), "1"(__gu_err) \ : "r1"); #define __get_user_asm(ldx,ptr) \ - __asm__("\n1:\t" ldx "\t0(%%sr3,%2),%0\n" \ - "\t.section __ex_table,\"aw\"\n" \ - "\t" ASM_WORD_INSN \ - "1b,fixup_get_user_skip_1\n" \ - "\t.previous" \ + __asm__("\n1:\t" ldx "\t0(%%sr3,%2),%0\n\t" \ + ASM_EXCEPTIONTABLE_ENTRY(1b,fixup_get_user_skip_1)\ : "=r"(__gu_val), "=r"(__gu_err) \ : "r"(ptr), "1"(__gu_err) \ : "r1"); @@ -164,22 +163,16 @@ struct exception_data { #define __put_kernel_asm(stx,x,ptr) \ __asm__ __volatile__ ( \ - "\n1:\t" stx "\t%2,0(%1)\n" \ - "\t.section __ex_table,\"aw\"\n" \ - "\t" ASM_WORD_INSN \ - "1b,fixup_put_user_skip_1\n" \ - "\t.previous" \ + "\n1:\t" stx "\t%2,0(%1)\n\t" \ + ASM_EXCEPTIONTABLE_ENTRY(1b,fixup_put_user_skip_1)\ : "=r"(__pu_err) \ : "r"(ptr), "r"(x), "0"(__pu_err) \ : "r1") #define __put_user_asm(stx,x,ptr) \ __asm__ __volatile__ ( \ - "\n1:\t" stx "\t%2,0(%%sr3,%1)\n" \ - "\t.section __ex_table,\"aw\"\n" \ - "\t" ASM_WORD_INSN \ - "1b,fixup_put_user_skip_1\n" \ - "\t.previous" \ + "\n1:\t" stx "\t%2,0(%%sr3,%1)\n\t" \ + ASM_EXCEPTIONTABLE_ENTRY(1b,fixup_put_user_skip_1)\ : "=r"(__pu_err) \ : "r"(ptr), "r"(x), "0"(__pu_err) \ : "r1") @@ -192,12 +185,10 @@ struct exception_data { u32 hi = (__val64) >> 32; \ u32 lo = (__val64) & 0xffffffff; \ __asm__ __volatile__ ( \ - "\n1:\tstw %2,0(%1)\n" \ - "\n2:\tstw %3,4(%1)\n" \ - "\t.section __ex_table,\"aw\"\n" \ - "\t.word\t1b,fixup_put_user_skip_2\n" \ - "\t.word\t2b,fixup_put_user_skip_1\n" \ - "\t.previous" \ + "\n1:\tstw %2,0(%1)" \ + "\n2:\tstw %3,4(%1)\n\t" \ + ASM_EXCEPTIONTABLE_ENTRY(1b,fixup_put_user_skip_2)\ + ASM_EXCEPTIONTABLE_ENTRY(2b,fixup_put_user_skip_1)\ : "=r"(__pu_err) \ : "r"(ptr), "r"(hi), "r"(lo), "0"(__pu_err) \ : "r1"); \ @@ -208,12 +199,10 @@ struct exception_data { u32 hi = (__val64) >> 32; \ u32 lo = (__val64) & 0xffffffff; \ __asm__ __volatile__ ( \ - "\n1:\tstw %2,0(%%sr3,%1)\n" \ - "\n2:\tstw %3,4(%%sr3,%1)\n" \ - "\t.section __ex_table,\"aw\"\n" \ - "\t.word\t1b,fixup_put_user_skip_2\n" \ - "\t.word\t2b,fixup_put_user_skip_1\n" \ - "\t.previous" \ + "\n1:\tstw %2,0(%%sr3,%1)" \ + "\n2:\tstw %3,4(%%sr3,%1)\n\t" \ + ASM_EXCEPTIONTABLE_ENTRY(1b,fixup_put_user_skip_2)\ + ASM_EXCEPTIONTABLE_ENTRY(2b,fixup_put_user_skip_1)\ : "=r"(__pu_err) \ : "r"(ptr), "r"(hi), "r"(lo), "0"(__pu_err) \ : "r1"); \ -- cgit v1.2.3