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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
* 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>
*
* 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
#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)
{
asm (" \n"
" li %r9, 16 \n"
" stvx %v20, 0, %r3 \n"
" li %r11, 32 \n"
" stvx %v21, %r9, %r3 \n"
" li %r9, 48 \n"
" stvx %v22, %r11, %r3 \n"
" li %r11, 64 \n"
" stvx %v23, %r9, %r3 \n"
" li %r9, 80 \n"
" stvx %v24, %r11, %r3 \n"
" li %r11, 96 \n"
" stvx %v25, %r9, %r3 \n"
" li %r9, 112 \n"
" stvx %v26, %r11, %r3 \n"
" li %r11, 128 \n"
" stvx %v27, %r9, %r3 \n"
" li %r9, 144 \n"
" stvx %v28, %r11, %r3 \n"
" li %r11, 160 \n"
" stvx %v29, %r9, %r3 \n"
" li %r9, 176 \n"
" stvx %v30, %r11, %r3 \n"
" stvx %v31, %r9, %r3 \n"
);
asm (LI (9, 16)
STVX0 (20, 0, 3)
LI (11, 32)
STVX (21, 9, 3)
LI (9, 48)
STVX (22, 11, 3)
LI (11, 64)
STVX (23, 9, 3)
LI (9, 80)
STVX (24, 11, 3)
LI (11, 96)
STVX (25, 9, 3)
LI (9, 112)
STVX (26, 11, 3)
LI (11, 128)
STVX (27, 9, 3)
LI (9, 144)
STVX (28, 11, 3)
LI (11, 160)
STVX (29, 9, 3)
LI (9, 176)
STVX (30, 11, 3)
STVX (31, 9, 3));
}
static void state_restore_altivec (cpu_state_t * state)
{
asm (" \n"
" li %r9, 16 \n"
" lvx %v20, 0, %r3 \n"
" li %r11, 32 \n"
" lvx %v21, %r9, %r3 \n"
" li %r9, 48 \n"
" lvx %v22, %r11, %r3 \n"
" li %r11, 64 \n"
" lvx %v23, %r9, %r3 \n"
" li %r9, 80 \n"
" lvx %v24, %r11, %r3 \n"
" li %r11, 96 \n"
" lvx %v25, %r9, %r3 \n"
" li %r9, 112 \n"
" lvx %v26, %r11, %r3 \n"
" li %r11, 128 \n"
" lvx %v27, %r9, %r3 \n"
" li %r9, 144 \n"
" lvx %v28, %r11, %r3 \n"
" li %r11, 160 \n"
" lvx %v29, %r9, %r3 \n"
" li %r9, 176 \n"
" lvx %v30, %r11, %r3 \n"
" lvx %v31, %r9, %r3 \n"
);
asm (LI (9, 16)
LVX0 (20, 0, 3)
LI (11, 32)
LVX (21, 9, 3)
LI (9, 48)
LVX (22, 11, 3)
LI (11, 64)
LVX (23, 9, 3)
LI (9, 80)
LVX (24, 11, 3)
LI (11, 96)
LVX (25, 9, 3)
LI (9, 112)
LVX (26, 11, 3)
LI (11, 128)
LVX (27, 9, 3)
LI (9, 144)
LVX (28, 11, 3)
LI (11, 160)
LVX (29, 9, 3)
LI (9, 176)
LVX (30, 11, 3)
LVX (31, 9, 3));
}
#endif