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[PARISC] add ASM_EXCEPTIONTABLE_ENTRY() macro

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- 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>
This commit is contained in:
Helge Deller
2007-01-28 14:52:57 +01:00
committed by Kyle McMartin
parent 8e9e9844b4
commit 0b3d643f9e
9 changed files with 97 additions and 218 deletions
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38
arch/parisc/lib/memcpy.c
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@@ -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