[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 <deller@gmx.de>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
diff --git a/include/asm-parisc/assembly.h b/include/asm-parisc/assembly.h
index 5a1e0e8..7e26fcb 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 cfe39a2..83ba510 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 d5d831e..4878b95 100644
--- a/include/asm-parisc/uaccess.h
+++ b/include/asm-parisc/uaccess.h
@@ -67,6 +67,11 @@
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 @@
})
#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 @@
#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 @@
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 @@
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"); \