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apple and gnu style support at the same time (ok, choosen at compile time) -- now altivec works under osx too -- bug noted by Steven Schultz

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10299 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
alex 2003-06-17 22:16:00 +00:00
parent a79e76be8c
commit cd091b8ffd
1 changed files with 61 additions and 51 deletions
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112
libmpeg2/cpu_state.c
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@ -1,6 +1,6 @@
/* /*
* cpu_state.c * cpu_state.c
* Copyright (C) 2000-2002 Michel Lespinasse <walken@zoy.org> * Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org>
* Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca> * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
* *
* This file is part of mpeg2dec, a free MPEG-2 video stream decoder. * This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
@ -44,62 +44,72 @@ static void state_restore_mmx (cpu_state_t * state)
#endif #endif
#ifdef ARCH_PPC #ifdef ARCH_PPC
#ifdef HAVE_ALTIVEC_H /* gnu */
#define LI(a,b) "li " #a "," #b "\n\t"
#define STVX0(a,b,c) "stvx " #a ",0," #c "\n\t"
#define STVX(a,b,c) "stvx " #a "," #b "," #c "\n\t"
#define LVX0(a,b,c) "lvx " #a ",0," #c "\n\t"
#define LVX(a,b,c) "lvx " #a "," #b "," #c "\n\t"
#else /* apple */
#define LI(a,b) "li r" #a "," #b "\n\t"
#define STVX0(a,b,c) "stvx v" #a ",0,r" #c "\n\t"
#define STVX(a,b,c) "stvx v" #a ",r" #b ",r" #c "\n\t"
#define LVX0(a,b,c) "lvx v" #a ",0,r" #c "\n\t"
#define LVX(a,b,c) "lvx v" #a ",r" #b ",r" #c "\n\t"
#endif
static void state_save_altivec (cpu_state_t * state) static void state_save_altivec (cpu_state_t * state)
{ {
asm (" \n" asm (LI (9, 16)
" li %r9, 16 \n" STVX0 (20, 0, 3)
" stvx %v20, 0, %r3 \n" LI (11, 32)
" li %r11, 32 \n" STVX (21, 9, 3)
" stvx %v21, %r9, %r3 \n" LI (9, 48)
" li %r9, 48 \n" STVX (22, 11, 3)
" stvx %v22, %r11, %r3 \n" LI (11, 64)
" li %r11, 64 \n" STVX (23, 9, 3)
" stvx %v23, %r9, %r3 \n" LI (9, 80)
" li %r9, 80 \n" STVX (24, 11, 3)
" stvx %v24, %r11, %r3 \n" LI (11, 96)
" li %r11, 96 \n" STVX (25, 9, 3)
" stvx %v25, %r9, %r3 \n" LI (9, 112)
" li %r9, 112 \n" STVX (26, 11, 3)
" stvx %v26, %r11, %r3 \n" LI (11, 128)
" li %r11, 128 \n" STVX (27, 9, 3)
" stvx %v27, %r9, %r3 \n" LI (9, 144)
" li %r9, 144 \n" STVX (28, 11, 3)
" stvx %v28, %r11, %r3 \n" LI (11, 160)
" li %r11, 160 \n" STVX (29, 9, 3)
" stvx %v29, %r9, %r3 \n" LI (9, 176)
" li %r9, 176 \n" STVX (30, 11, 3)
" stvx %v30, %r11, %r3 \n" STVX (31, 9, 3));
" stvx %v31, %r9, %r3 \n"
);
} }
static void state_restore_altivec (cpu_state_t * state) static void state_restore_altivec (cpu_state_t * state)
{ {
asm (" \n" asm (LI (9, 16)
" li %r9, 16 \n" LVX0 (20, 0, 3)
" lvx %v20, 0, %r3 \n" LI (11, 32)
" li %r11, 32 \n" LVX (21, 9, 3)
" lvx %v21, %r9, %r3 \n" LI (9, 48)
" li %r9, 48 \n" LVX (22, 11, 3)
" lvx %v22, %r11, %r3 \n" LI (11, 64)
" li %r11, 64 \n" LVX (23, 9, 3)
" lvx %v23, %r9, %r3 \n" LI (9, 80)
" li %r9, 80 \n" LVX (24, 11, 3)
" lvx %v24, %r11, %r3 \n" LI (11, 96)
" li %r11, 96 \n" LVX (25, 9, 3)
" lvx %v25, %r9, %r3 \n" LI (9, 112)
" li %r9, 112 \n" LVX (26, 11, 3)
" lvx %v26, %r11, %r3 \n" LI (11, 128)
" li %r11, 128 \n" LVX (27, 9, 3)
" lvx %v27, %r9, %r3 \n" LI (9, 144)
" li %r9, 144 \n" LVX (28, 11, 3)
" lvx %v28, %r11, %r3 \n" LI (11, 160)
" li %r11, 160 \n" LVX (29, 9, 3)
" lvx %v29, %r9, %r3 \n" LI (9, 176)
" li %r9, 176 \n" LVX (30, 11, 3)
" lvx %v30, %r11, %r3 \n" LVX (31, 9, 3));
" lvx %v31, %r9, %r3 \n"
);
} }
#endif #endif