diff options
Diffstat (limited to 'arch/sparc64/lib/VISbzero.S')
| -rw-r--r-- | arch/sparc64/lib/VISbzero.S | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/arch/sparc64/lib/VISbzero.S b/arch/sparc64/lib/VISbzero.S index 3c86861fd..ede87843b 100644 --- a/arch/sparc64/lib/VISbzero.S +++ b/arch/sparc64/lib/VISbzero.S @@ -1,4 +1,4 @@ -/* $Id: VISbzero.S,v 1.1 1997/07/18 06:26:48 ralf Exp $ +/* $Id: VISbzero.S,v 1.8 1997/08/22 15:54:50 jj Exp $ * VISbzero.S: High speed clear operations utilizing the UltraSparc * Visual Instruction Set. * @@ -16,8 +16,8 @@ 99: ba VISbzerofixup_ret##z; \ a, b, %o0; \ .section __ex_table; \ - .align 8; \ - .xword 98b, 99b; \ + .align 4; \ + .word 98b, 99b; \ .text; \ .align 4; #define EXC(x,y,a,b,c...) \ @@ -28,15 +28,15 @@ ba VISbzerofixup_ret0; \ a, b, %o0; \ .section __ex_table; \ - .align 8; \ - .xword 98b, 99b; \ + .align 4; \ + .word 98b, 99b; \ .text; \ .align 4; #define EXO1(x,y) \ 98: x,y; \ .section __ex_table; \ - .align 8; \ - .xword 98b, VISbzerofixup_reto1; \ + .align 4; \ + .word 98b, VISbzerofixup_reto1; \ .text; \ .align 4; #define EX(x,y,a,b) EXN(x,y,a,b,0) @@ -44,8 +44,8 @@ #define EX2(x,y,a,b) EXN(x,y,a,b,2) #define EXT(start,end,handler) \ .section __ex_table; \ - .align 8; \ - .xword start, 0, end, handler; \ + .align 4; \ + .word start, 0, end, handler; \ .text; \ .align 4 #else @@ -147,7 +147,7 @@ bzero: #else wr %g0, ASI_BLK_P, %asi #endif - membar #StoreStore | #LoadStore + membar #StoreLoad | #StoreStore | #LoadStore fzero %f0 andcc %o3, 0xc0, %o2 and %o1, 0x3f, %o1 @@ -180,16 +180,28 @@ bzero: #ifdef __KERNEL__ wr %g0, 0, %fprs wr %g7, 0x0, %asi +#else +#ifndef REGS_64BIT + wr %g0, FPRS_FEF, %fprs #endif - membar #Sync +#endif + membar #StoreLoad | #StoreStore 9: andcc %o1, 0xf8, %o2 be,pn %xcc, 13f andcc %o1, 7, %o1 +#ifdef __KERNEL__ +14: sethi %hi(13f), %o4 + srl %o2, 1, %o3 + sub %o4, %o3, %o4 + jmpl %o4 + %lo(13f), %g0 + add %o0, %o2, %o0 +#else 14: rd %pc, %o4 srl %o2, 1, %o3 sub %o4, %o3, %o4 jmpl %o4 + (13f - 14b), %g0 add %o0, %o2, %o0 +#endif 12: ZERO_BLOCKS(%o0, 0xc8, %g0) ZERO_BLOCKS(%o0, 0x88, %g0) ZERO_BLOCKS(%o0, 0x48, %g0) |