From 482368b1a8e45430672c58c9a42e7d2004367126 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Thu, 24 Feb 2000 00:12:35 +0000 Subject: Merge with 2.3.47. Guys, this is buggy as shit. You've been warned. --- arch/ppc/kernel/ppc_asm.h | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'arch/ppc/kernel/ppc_asm.h') diff --git a/arch/ppc/kernel/ppc_asm.h b/arch/ppc/kernel/ppc_asm.h index 2b999ab36..d9093c9e1 100644 --- a/arch/ppc/kernel/ppc_asm.h +++ b/arch/ppc/kernel/ppc_asm.h @@ -44,6 +44,28 @@ #define REST_16FPRS(n, base) REST_8FPRS(n, base); REST_8FPRS(n+8, base) #define REST_32FPRS(n, base) REST_16FPRS(n, base); REST_16FPRS(n+16, base) +/* + * Once a version of gas that understands the AltiVec instructions + * is freely available, we can do this the normal way... - paulus + */ +#define LVX(r,a,b) .long (31<<26)+((r)<<21)+((a)<<16)+((b)<<11)+(103<<1) +#define STVX(r,a,b) .long (31<<26)+((r)<<21)+((a)<<16)+((b)<<11)+(231<<1) +#define MFVSCR(r) .long (4<<26)+((r)<<21)+(1540<<1) +#define MTVSCR(r) .long (4<<26)+((r)<<11)+(802<<1) + +#define SAVE_VR(n,b,base) li b,THREAD_VR0+(16*(n)); STVX(n,b,base) +#define SAVE_2VR(n,b,base) SAVE_VR(n,b,base); SAVE_VR(n+1,b,base) +#define SAVE_4VR(n,b,base) SAVE_2VR(n,b,base); SAVE_2VR(n+2,b,base) +#define SAVE_8VR(n,b,base) SAVE_4VR(n,b,base); SAVE_4VR(n+4,b,base) +#define SAVE_16VR(n,b,base) SAVE_8VR(n,b,base); SAVE_8VR(n+8,b,base) +#define SAVE_32VR(n,b,base) SAVE_16VR(n,b,base); SAVE_16VR(n+16,b,base) +#define REST_VR(n,b,base) li b,THREAD_VR0+(16*(n)); LVX(n,b,base) +#define REST_2VR(n,b,base) REST_VR(n,b,base); REST_VR(n+1,b,base) +#define REST_4VR(n,b,base) REST_2VR(n,b,base); REST_2VR(n+2,b,base) +#define REST_8VR(n,b,base) REST_4VR(n,b,base); REST_4VR(n+4,b,base) +#define REST_16VR(n,b,base) REST_8VR(n,b,base); REST_8VR(n+8,b,base) +#define REST_32VR(n,b,base) REST_16VR(n,b,base); REST_16VR(n+16,b,base) + #define SYNC \ sync; \ isync -- cgit v1.2.3