mirror of https://github.com/mpv-player/mpv
2512 lines
74 KiB
Diff
2512 lines
74 KiB
Diff
--- include/a52.h 2006-06-12 15:04:57.000000000 +0200
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+++ liba52/a52.h 2006-06-05 02:23:02.000000000 +0200
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@@ -59,4 +63,9 @@
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int a52_block (a52_state_t * state);
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void a52_free (a52_state_t * state);
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+void* a52_resample_init(uint32_t mm_accel,int flags,int chans);
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+extern int (* a52_resample) (float * _f, int16_t * s16);
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+
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+uint16_t crc16_block(uint8_t *data,uint32_t num_bytes);
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+
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#endif /* A52_H */
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--- liba52/a52_internal.h 2006-06-12 15:05:07.000000000 +0200
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+++ liba52/a52_internal.h 2006-06-05 02:23:02.000000000 +0200
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@@ -103,18 +107,34 @@
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#define DELTA_BIT_NONE (2)
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#define DELTA_BIT_RESERVED (3)
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+#ifdef ARCH_X86_64
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+# define REG_a "rax"
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+# define REG_d "rdx"
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+# define REG_S "rsi"
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+# define REG_D "rdi"
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+# define REG_BP "rbp"
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+#else
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+# define REG_a "eax"
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+# define REG_d "edx"
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+# define REG_S "esi"
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+# define REG_D "edi"
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+# define REG_BP "ebp"
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+#endif
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+
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void a52_bit_allocate (a52_state_t * state, ba_t * ba, int bndstart,
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int start, int end, int fastleak, int slowleak,
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expbap_t * expbap);
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int a52_downmix_init (int input, int flags, sample_t * level,
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sample_t clev, sample_t slev);
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+void downmix_accel_init(uint32_t mm_accel);
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int a52_downmix_coeff (sample_t * coeff, int acmod, int output, sample_t level,
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sample_t clev, sample_t slev);
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-void a52_downmix (sample_t * samples, int acmod, int output, sample_t bias,
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+extern void (*a52_downmix) (sample_t * samples, int acmod, int output, sample_t bias,
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sample_t clev, sample_t slev);
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-void a52_upmix (sample_t * samples, int acmod, int output);
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+extern void (*a52_upmix) (sample_t * samples, int acmod, int output);
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void a52_imdct_init (uint32_t mm_accel);
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void a52_imdct_256 (sample_t * data, sample_t * delay, sample_t bias);
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-void a52_imdct_512 (sample_t * data, sample_t * delay, sample_t bias);
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+extern void (*a52_imdct_512) (sample_t * data, sample_t * delay, sample_t bias);
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+void imdct_do_512 (sample_t * data, sample_t * delay, sample_t bias);
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--- liba52/bitstream.c 2006-06-12 15:05:07.000000000 +0200
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+++ liba52/bitstream.c 2006-06-05 02:23:02.000000000 +0200
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@@ -31,6 +35,10 @@
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#define BUFFER_SIZE 4096
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+#ifdef ALT_BITSTREAM_READER
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+int indx=0;
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+#endif
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+
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void a52_bitstream_set_ptr (a52_state_t * state, uint8_t * buf)
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{
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int align;
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@@ -38,6 +46,9 @@
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align = (long)buf & 3;
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state->buffer_start = (uint32_t *) (buf - align);
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state->bits_left = 0;
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+#ifdef ALT_BITSTREAM_READER
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+ indx=0;
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+#endif
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bitstream_get (state, align * 8);
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}
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--- liba52/bitstream.h 2006-06-12 15:05:07.000000000 +0200
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+++ liba52/bitstream.h 2006-06-05 02:23:02.000000000 +0200
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@@ -21,6 +25,48 @@
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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+/* code from ffmpeg/libavcodec */
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+#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC_ == 3 && __GNUC_MINOR__ > 0)
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+# define always_inline __attribute__((always_inline)) inline
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+#else
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+# define always_inline inline
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+#endif
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+
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+#if defined(__sparc__) || defined(hpux)
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+/*
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+ * the alt bitstream reader performs unaligned memory accesses; that doesn't work
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+ * on sparc/hpux. For now, disable ALT_BITSTREAM_READER.
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+ */
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+#undef ALT_BITSTREAM_READER
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+#else
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+// alternative (faster) bitstram reader (reades upto 3 bytes over the end of the input)
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+#define ALT_BITSTREAM_READER
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+
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+/* used to avoid misaligned exceptions on some archs (alpha, ...) */
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+#if defined (ARCH_X86) || defined(ARCH_ARMV4L)
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+# define unaligned32(a) (*(uint32_t*)(a))
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+#else
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+# ifdef __GNUC__
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+static always_inline uint32_t unaligned32(const void *v) {
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+ struct Unaligned {
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+ uint32_t i;
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+ } __attribute__((packed));
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+
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+ return ((const struct Unaligned *) v)->i;
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+}
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+# elif defined(__DECC)
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+static inline uint32_t unaligned32(const void *v) {
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+ return *(const __unaligned uint32_t *) v;
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+}
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+# else
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+static inline uint32_t unaligned32(const void *v) {
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+ return *(const uint32_t *) v;
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+}
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+# endif
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+#endif //!ARCH_X86
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+
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+#endif
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+
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/* (stolen from the kernel) */
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#ifdef WORDS_BIGENDIAN
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@@ -28,7 +74,7 @@
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#else
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-# if 0 && defined (__i386__)
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+# if defined (__i386__)
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# define swab32(x) __i386_swab32(x)
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static inline const uint32_t __i386_swab32(uint32_t x)
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@@ -39,19 +85,34 @@
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# else
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-# define swab32(x)\
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-((((uint8_t*)&x)[0] << 24) | (((uint8_t*)&x)[1] << 16) | \
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- (((uint8_t*)&x)[2] << 8) | (((uint8_t*)&x)[3]))
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-
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+# define swab32(x) __generic_swab32(x)
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+ static always_inline const uint32_t __generic_swab32(uint32_t x)
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+ {
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+ return ((((uint8_t*)&x)[0] << 24) | (((uint8_t*)&x)[1] << 16) |
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+ (((uint8_t*)&x)[2] << 8) | (((uint8_t*)&x)[3]));
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+ }
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# endif
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#endif
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+#ifdef ALT_BITSTREAM_READER
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+extern int indx;
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+#endif
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+
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void a52_bitstream_set_ptr (a52_state_t * state, uint8_t * buf);
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uint32_t a52_bitstream_get_bh (a52_state_t * state, uint32_t num_bits);
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int32_t a52_bitstream_get_bh_2 (a52_state_t * state, uint32_t num_bits);
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static inline uint32_t bitstream_get (a52_state_t * state, uint32_t num_bits)
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{
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+#ifdef ALT_BITSTREAM_READER
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+ uint32_t result= swab32( unaligned32(((uint8_t *)state->buffer_start)+(indx>>3)) );
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+
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+ result<<= (indx&0x07);
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+ result>>= 32 - num_bits;
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+ indx+= num_bits;
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+
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+ return result;
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+#else
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uint32_t result;
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if (num_bits < state->bits_left) {
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@@ -61,10 +122,29 @@
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}
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return a52_bitstream_get_bh (state, num_bits);
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+#endif
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+}
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+
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+static inline void bitstream_skip(a52_state_t * state, int num_bits)
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+{
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+#ifdef ALT_BITSTREAM_READER
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+ indx+= num_bits;
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+#else
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+ bitstream_get(state, num_bits);
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+#endif
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}
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static inline int32_t bitstream_get_2 (a52_state_t * state, uint32_t num_bits)
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{
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+#ifdef ALT_BITSTREAM_READER
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+ int32_t result= swab32( unaligned32(((uint8_t *)state->buffer_start)+(indx>>3)) );
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+
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+ result<<= (indx&0x07);
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+ result>>= 32 - num_bits;
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+ indx+= num_bits;
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+
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+ return result;
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+#else
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int32_t result;
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if (num_bits < state->bits_left) {
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@@ -74,4 +154,5 @@
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}
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return a52_bitstream_get_bh_2 (state, num_bits);
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+#endif
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}
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--- liba52/downmix.c 2006-06-12 15:17:53.000000000 +0200
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+++ liba52/downmix.c 2006-06-05 02:23:02.000000000 +0200
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@@ -19,18 +23,46 @@
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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+ *
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+ * SSE optimizations from Michael Niedermayer (michaelni@gmx.at)
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*/
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#include "config.h"
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#include <string.h>
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#include <inttypes.h>
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#include "a52.h"
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#include "a52_internal.h"
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+#include "mm_accel.h"
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#define CONVERT(acmod,output) (((output) << 3) + (acmod))
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+
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+void (*a52_downmix)(sample_t * samples, int acmod, int output, sample_t bias,
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+ sample_t clev, sample_t slev)= NULL;
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+void (*a52_upmix)(sample_t * samples, int acmod, int output)= NULL;
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+
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+static void downmix_SSE (sample_t * samples, int acmod, int output, sample_t bias,
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+ sample_t clev, sample_t slev);
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+static void downmix_3dnow (sample_t * samples, int acmod, int output, sample_t bias,
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+ sample_t clev, sample_t slev);
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+static void downmix_C (sample_t * samples, int acmod, int output, sample_t bias,
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+ sample_t clev, sample_t slev);
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+static void upmix_MMX (sample_t * samples, int acmod, int output);
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+static void upmix_C (sample_t * samples, int acmod, int output);
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+
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+void downmix_accel_init(uint32_t mm_accel)
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+{
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+ a52_upmix= upmix_C;
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+ a52_downmix= downmix_C;
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+#if defined(ARCH_X86) || defined(ARCH_X86_64)
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+ if(mm_accel & MM_ACCEL_X86_MMX) a52_upmix= upmix_MMX;
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+ if(mm_accel & MM_ACCEL_X86_SSE) a52_downmix= downmix_SSE;
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+ if(mm_accel & MM_ACCEL_X86_3DNOW) a52_downmix= downmix_3dnow;
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+#endif
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+}
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+
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int a52_downmix_init (int input, int flags, sample_t * level,
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sample_t clev, sample_t slev)
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{
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@@ -447,7 +479,7 @@
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samples[i] = 0;
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}
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-void a52_downmix (sample_t * samples, int acmod, int output, sample_t bias,
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+void downmix_C (sample_t * samples, int acmod, int output, sample_t bias,
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sample_t clev, sample_t slev)
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{
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switch (CONVERT (acmod, output & A52_CHANNEL_MASK)) {
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@@ -559,7 +591,7 @@
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break;
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case CONVERT (A52_3F2R, A52_2F1R):
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- mix3to2 (samples, bias);
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+ mix3to2 (samples, bias); //FIXME possible bug? (output doesnt seem to be used)
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move2to1 (samples + 768, samples + 512, bias);
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break;
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@@ -583,12 +615,12 @@
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break;
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case CONVERT (A52_3F1R, A52_3F2R):
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- memcpy (samples + 1027, samples + 768, 256 * sizeof (sample_t));
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+ memcpy (samples + 1024, samples + 768, 256 * sizeof (sample_t));
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break;
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}
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}
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-void a52_upmix (sample_t * samples, int acmod, int output)
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+void upmix_C (sample_t * samples, int acmod, int output)
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{
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switch (CONVERT (acmod, output & A52_CHANNEL_MASK)) {
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@@ -653,3 +685,1137 @@
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goto mix_31to21;
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}
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}
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+
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+#if defined(ARCH_X86) || defined(ARCH_X86_64)
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+static void mix2to1_SSE (sample_t * dest, sample_t * src, sample_t bias)
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+{
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+ asm volatile(
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+ "movlps %2, %%xmm7 \n\t"
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+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
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+ "mov $-1024, %%"REG_S" \n\t"
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+ ASMALIGN(4)
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+ "1: \n\t"
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+ "movaps (%0, %%"REG_S"), %%xmm0 \n\t"
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+ "movaps 16(%0, %%"REG_S"), %%xmm1\n\t"
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+ "addps (%1, %%"REG_S"), %%xmm0 \n\t"
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+ "addps 16(%1, %%"REG_S"), %%xmm1\n\t"
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+ "addps %%xmm7, %%xmm0 \n\t"
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+ "addps %%xmm7, %%xmm1 \n\t"
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+ "movaps %%xmm0, (%1, %%"REG_S") \n\t"
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+ "movaps %%xmm1, 16(%1, %%"REG_S")\n\t"
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+ "add $32, %%"REG_S" \n\t"
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+ " jnz 1b \n\t"
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+ :: "r" (src+256), "r" (dest+256), "m" (bias)
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+ : "%"REG_S
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+ );
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+}
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+
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+static void mix3to1_SSE (sample_t * samples, sample_t bias)
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+{
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+ asm volatile(
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+ "movlps %1, %%xmm7 \n\t"
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+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
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+ "mov $-1024, %%"REG_S" \n\t"
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+ ASMALIGN(4)
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+ "1: \n\t"
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+ "movaps (%0, %%"REG_S"), %%xmm0 \n\t"
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+ "movaps 1024(%0, %%"REG_S"), %%xmm1\n\t"
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+ "addps 2048(%0, %%"REG_S"), %%xmm0\n\t"
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+ "addps %%xmm7, %%xmm1 \n\t"
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+ "addps %%xmm1, %%xmm0 \n\t"
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+ "movaps %%xmm0, (%0, %%"REG_S") \n\t"
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+ "add $16, %%"REG_S" \n\t"
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+ " jnz 1b \n\t"
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+ :: "r" (samples+256), "m" (bias)
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+ : "%"REG_S
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+ );
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+}
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+
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+static void mix4to1_SSE (sample_t * samples, sample_t bias)
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+{
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+ asm volatile(
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+ "movlps %1, %%xmm7 \n\t"
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+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
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+ "mov $-1024, %%"REG_S" \n\t"
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+ ASMALIGN(4)
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+ "1: \n\t"
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+ "movaps (%0, %%"REG_S"), %%xmm0 \n\t"
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+ "movaps 1024(%0, %%"REG_S"), %%xmm1\n\t"
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+ "addps 2048(%0, %%"REG_S"), %%xmm0\n\t"
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+ "addps 3072(%0, %%"REG_S"), %%xmm1\n\t"
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+ "addps %%xmm7, %%xmm0 \n\t"
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+ "addps %%xmm1, %%xmm0 \n\t"
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+ "movaps %%xmm0, (%0, %%"REG_S") \n\t"
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+ "add $16, %%"REG_S" \n\t"
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+ " jnz 1b \n\t"
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+ :: "r" (samples+256), "m" (bias)
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+ : "%"REG_S
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+ );
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+}
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+
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+static void mix5to1_SSE (sample_t * samples, sample_t bias)
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+{
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+ asm volatile(
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+ "movlps %1, %%xmm7 \n\t"
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+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
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+ "mov $-1024, %%"REG_S" \n\t"
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+ ASMALIGN(4)
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+ "1: \n\t"
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+ "movaps (%0, %%"REG_S"), %%xmm0 \n\t"
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+ "movaps 1024(%0, %%"REG_S"), %%xmm1\n\t"
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+ "addps 2048(%0, %%"REG_S"), %%xmm0\n\t"
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+ "addps 3072(%0, %%"REG_S"), %%xmm1\n\t"
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+ "addps %%xmm7, %%xmm0 \n\t"
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+ "addps 4096(%0, %%"REG_S"), %%xmm1\n\t"
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+ "addps %%xmm1, %%xmm0 \n\t"
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+ "movaps %%xmm0, (%0, %%"REG_S") \n\t"
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+ "add $16, %%"REG_S" \n\t"
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+ " jnz 1b \n\t"
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+ :: "r" (samples+256), "m" (bias)
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+ : "%"REG_S
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+ );
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+}
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+
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+static void mix3to2_SSE (sample_t * samples, sample_t bias)
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+{
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+ asm volatile(
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+ "movlps %1, %%xmm7 \n\t"
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+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
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+ "mov $-1024, %%"REG_S" \n\t"
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+ ASMALIGN(4)
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+ "1: \n\t"
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+ "movaps 1024(%0, %%"REG_S"), %%xmm0\n\t"
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+ "addps %%xmm7, %%xmm0 \n\t" //common
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+ "movaps (%0, %%"REG_S"), %%xmm1 \n\t"
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+ "movaps 2048(%0, %%"REG_S"), %%xmm2\n\t"
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+ "addps %%xmm0, %%xmm1 \n\t"
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+ "addps %%xmm0, %%xmm2 \n\t"
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+ "movaps %%xmm1, (%0, %%"REG_S") \n\t"
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+ "movaps %%xmm2, 1024(%0, %%"REG_S")\n\t"
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+ "add $16, %%"REG_S" \n\t"
|
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+ " jnz 1b \n\t"
|
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+ :: "r" (samples+256), "m" (bias)
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+ : "%"REG_S
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+ );
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+}
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+
|
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+static void mix21to2_SSE (sample_t * left, sample_t * right, sample_t bias)
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|
+{
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+ asm volatile(
|
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+ "movlps %2, %%xmm7 \n\t"
|
|
+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
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+ "1: \n\t"
|
|
+ "movaps 1024(%1, %%"REG_S"), %%xmm0\n\t"
|
|
+ "addps %%xmm7, %%xmm0 \n\t" //common
|
|
+ "movaps (%0, %%"REG_S"), %%xmm1 \n\t"
|
|
+ "movaps (%1, %%"REG_S"), %%xmm2 \n\t"
|
|
+ "addps %%xmm0, %%xmm1 \n\t"
|
|
+ "addps %%xmm0, %%xmm2 \n\t"
|
|
+ "movaps %%xmm1, (%0, %%"REG_S") \n\t"
|
|
+ "movaps %%xmm2, (%1, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (left+256), "r" (right+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix21toS_SSE (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movlps %1, %%xmm7 \n\t"
|
|
+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps 2048(%0, %%"REG_S"), %%xmm0\n\t" // surround
|
|
+ "movaps (%0, %%"REG_S"), %%xmm1 \n\t"
|
|
+ "movaps 1024(%0, %%"REG_S"), %%xmm2\n\t"
|
|
+ "addps %%xmm7, %%xmm1 \n\t"
|
|
+ "addps %%xmm7, %%xmm2 \n\t"
|
|
+ "subps %%xmm0, %%xmm1 \n\t"
|
|
+ "addps %%xmm0, %%xmm2 \n\t"
|
|
+ "movaps %%xmm1, (%0, %%"REG_S") \n\t"
|
|
+ "movaps %%xmm2, 1024(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix31to2_SSE (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movlps %1, %%xmm7 \n\t"
|
|
+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps 1024(%0, %%"REG_S"), %%xmm0\n\t"
|
|
+ "addps 3072(%0, %%"REG_S"), %%xmm0\n\t"
|
|
+ "addps %%xmm7, %%xmm0 \n\t" // common
|
|
+ "movaps (%0, %%"REG_S"), %%xmm1 \n\t"
|
|
+ "movaps 2048(%0, %%"REG_S"), %%xmm2\n\t"
|
|
+ "addps %%xmm0, %%xmm1 \n\t"
|
|
+ "addps %%xmm0, %%xmm2 \n\t"
|
|
+ "movaps %%xmm1, (%0, %%"REG_S") \n\t"
|
|
+ "movaps %%xmm2, 1024(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix31toS_SSE (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movlps %1, %%xmm7 \n\t"
|
|
+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps 1024(%0, %%"REG_S"), %%xmm0\n\t"
|
|
+ "movaps 3072(%0, %%"REG_S"), %%xmm3\n\t" // surround
|
|
+ "addps %%xmm7, %%xmm0 \n\t" // common
|
|
+ "movaps (%0, %%"REG_S"), %%xmm1 \n\t"
|
|
+ "movaps 2048(%0, %%"REG_S"), %%xmm2\n\t"
|
|
+ "addps %%xmm0, %%xmm1 \n\t"
|
|
+ "addps %%xmm0, %%xmm2 \n\t"
|
|
+ "subps %%xmm3, %%xmm1 \n\t"
|
|
+ "addps %%xmm3, %%xmm2 \n\t"
|
|
+ "movaps %%xmm1, (%0, %%"REG_S") \n\t"
|
|
+ "movaps %%xmm2, 1024(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix22toS_SSE (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movlps %1, %%xmm7 \n\t"
|
|
+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps 2048(%0, %%"REG_S"), %%xmm0\n\t"
|
|
+ "addps 3072(%0, %%"REG_S"), %%xmm0\n\t" // surround
|
|
+ "movaps (%0, %%"REG_S"), %%xmm1 \n\t"
|
|
+ "movaps 1024(%0, %%"REG_S"), %%xmm2\n\t"
|
|
+ "addps %%xmm7, %%xmm1 \n\t"
|
|
+ "addps %%xmm7, %%xmm2 \n\t"
|
|
+ "subps %%xmm0, %%xmm1 \n\t"
|
|
+ "addps %%xmm0, %%xmm2 \n\t"
|
|
+ "movaps %%xmm1, (%0, %%"REG_S") \n\t"
|
|
+ "movaps %%xmm2, 1024(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix32to2_SSE (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movlps %1, %%xmm7 \n\t"
|
|
+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps 1024(%0, %%"REG_S"), %%xmm0\n\t"
|
|
+ "addps %%xmm7, %%xmm0 \n\t" // common
|
|
+ "movaps %%xmm0, %%xmm1 \n\t" // common
|
|
+ "addps (%0, %%"REG_S"), %%xmm0 \n\t"
|
|
+ "addps 2048(%0, %%"REG_S"), %%xmm1\n\t"
|
|
+ "addps 3072(%0, %%"REG_S"), %%xmm0\n\t"
|
|
+ "addps 4096(%0, %%"REG_S"), %%xmm1\n\t"
|
|
+ "movaps %%xmm0, (%0, %%"REG_S") \n\t"
|
|
+ "movaps %%xmm1, 1024(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix32toS_SSE (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movlps %1, %%xmm7 \n\t"
|
|
+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps 1024(%0, %%"REG_S"), %%xmm0\n\t"
|
|
+ "movaps 3072(%0, %%"REG_S"), %%xmm2\n\t"
|
|
+ "addps %%xmm7, %%xmm0 \n\t" // common
|
|
+ "addps 4096(%0, %%"REG_S"), %%xmm2\n\t" // surround
|
|
+ "movaps (%0, %%"REG_S"), %%xmm1 \n\t"
|
|
+ "movaps 2048(%0, %%"REG_S"), %%xmm3\n\t"
|
|
+ "subps %%xmm2, %%xmm1 \n\t"
|
|
+ "addps %%xmm2, %%xmm3 \n\t"
|
|
+ "addps %%xmm0, %%xmm1 \n\t"
|
|
+ "addps %%xmm0, %%xmm3 \n\t"
|
|
+ "movaps %%xmm1, (%0, %%"REG_S") \n\t"
|
|
+ "movaps %%xmm3, 1024(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void move2to1_SSE (sample_t * src, sample_t * dest, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movlps %2, %%xmm7 \n\t"
|
|
+ "shufps $0x00, %%xmm7, %%xmm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps (%0, %%"REG_S"), %%xmm0 \n\t"
|
|
+ "movaps 16(%0, %%"REG_S"), %%xmm1\n\t"
|
|
+ "addps 1024(%0, %%"REG_S"), %%xmm0\n\t"
|
|
+ "addps 1040(%0, %%"REG_S"), %%xmm1\n\t"
|
|
+ "addps %%xmm7, %%xmm0 \n\t"
|
|
+ "addps %%xmm7, %%xmm1 \n\t"
|
|
+ "movaps %%xmm0, (%1, %%"REG_S") \n\t"
|
|
+ "movaps %%xmm1, 16(%1, %%"REG_S")\n\t"
|
|
+ "add $32, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (src+256), "r" (dest+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void zero_MMX(sample_t * samples)
|
|
+{
|
|
+ asm volatile(
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ "pxor %%mm0, %%mm0 \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq %%mm0, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm0, 8(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm0, 16(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm0, 24(%0, %%"REG_S") \n\t"
|
|
+ "add $32, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ "emms"
|
|
+ :: "r" (samples+256)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+/*
|
|
+ I hope dest and src will be at least 8 byte aligned and size
|
|
+ will devide on 8 without remain
|
|
+ Note: untested and unused.
|
|
+*/
|
|
+static void copy_MMX(void *dest,const void *src,unsigned size)
|
|
+{
|
|
+ unsigned i;
|
|
+ size /= 64;
|
|
+ for(i=0;i<size;i++)
|
|
+ {
|
|
+ __asm __volatile(
|
|
+ "movq %0, %%mm0\n\t"
|
|
+ "movq 8%0, %%mm1\n\t"
|
|
+ "movq 16%0, %%mm2\n\t"
|
|
+ "movq 24%0, %%mm3\n\t"
|
|
+ "movq 32%0, %%mm4\n\t"
|
|
+ "movq 40%0, %%mm5\n\t"
|
|
+ "movq 48%0, %%mm6\n\t"
|
|
+ "movq 56%0, %%mm7\n\t"
|
|
+ "movq %%mm0, %1\n\t"
|
|
+ "movq %%mm1, 8%1\n\t"
|
|
+ "movq %%mm2, 16%1\n\t"
|
|
+ "movq %%mm3, 24%1\n\t"
|
|
+ "movq %%mm4, 32%1\n\t"
|
|
+ "movq %%mm5, 40%1\n\t"
|
|
+ "movq %%mm6, 48%1\n\t"
|
|
+ "movq %%mm7, 56%1\n\t"
|
|
+ :
|
|
+ :"m"(src),"m"(dest));
|
|
+ }
|
|
+}
|
|
+
|
|
+static void downmix_SSE (sample_t * samples, int acmod, int output, sample_t bias,
|
|
+ sample_t clev, sample_t slev)
|
|
+{
|
|
+ switch (CONVERT (acmod, output & A52_CHANNEL_MASK)) {
|
|
+
|
|
+ case CONVERT (A52_CHANNEL, A52_CHANNEL2):
|
|
+ memcpy (samples, samples + 256, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_CHANNEL, A52_MONO):
|
|
+ case CONVERT (A52_STEREO, A52_MONO):
|
|
+ mix_2to1_SSE:
|
|
+ mix2to1_SSE (samples, samples + 256, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F1R, A52_MONO):
|
|
+ if (slev == 0)
|
|
+ goto mix_2to1_SSE;
|
|
+ case CONVERT (A52_3F, A52_MONO):
|
|
+ mix_3to1_SSE:
|
|
+ mix3to1_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_MONO):
|
|
+ if (slev == 0)
|
|
+ goto mix_3to1_SSE;
|
|
+ case CONVERT (A52_2F2R, A52_MONO):
|
|
+ if (slev == 0)
|
|
+ goto mix_2to1_SSE;
|
|
+ mix4to1_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_MONO):
|
|
+ if (slev == 0)
|
|
+ goto mix_3to1_SSE;
|
|
+ mix5to1_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_MONO, A52_DOLBY):
|
|
+ memcpy (samples + 256, samples, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F, A52_STEREO):
|
|
+ case CONVERT (A52_3F, A52_DOLBY):
|
|
+ mix_3to2_SSE:
|
|
+ mix3to2_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F1R, A52_STEREO):
|
|
+ if (slev == 0)
|
|
+ break;
|
|
+ mix21to2_SSE (samples, samples + 256, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F1R, A52_DOLBY):
|
|
+ mix21toS_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_STEREO):
|
|
+ if (slev == 0)
|
|
+ goto mix_3to2_SSE;
|
|
+ mix31to2_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_DOLBY):
|
|
+ mix31toS_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F2R, A52_STEREO):
|
|
+ if (slev == 0)
|
|
+ break;
|
|
+ mix2to1_SSE (samples, samples + 512, bias);
|
|
+ mix2to1_SSE (samples + 256, samples + 768, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F2R, A52_DOLBY):
|
|
+ mix22toS_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_STEREO):
|
|
+ if (slev == 0)
|
|
+ goto mix_3to2_SSE;
|
|
+ mix32to2_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_DOLBY):
|
|
+ mix32toS_SSE (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_3F):
|
|
+ if (slev == 0)
|
|
+ break;
|
|
+ mix21to2_SSE (samples, samples + 512, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_3F):
|
|
+ if (slev == 0)
|
|
+ break;
|
|
+ mix2to1_SSE (samples, samples + 768, bias);
|
|
+ mix2to1_SSE (samples + 512, samples + 1024, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_2F1R):
|
|
+ mix3to2_SSE (samples, bias);
|
|
+ memcpy (samples + 512, samples + 768, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F2R, A52_2F1R):
|
|
+ mix2to1_SSE (samples + 512, samples + 768, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_2F1R):
|
|
+ mix3to2_SSE (samples, bias); //FIXME possible bug? (output doesnt seem to be used)
|
|
+ move2to1_SSE (samples + 768, samples + 512, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_3F1R):
|
|
+ mix2to1_SSE (samples + 768, samples + 1024, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F1R, A52_2F2R):
|
|
+ memcpy (samples + 768, samples + 512, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_2F2R):
|
|
+ mix3to2_SSE (samples, bias);
|
|
+ memcpy (samples + 512, samples + 768, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_2F2R):
|
|
+ mix3to2_SSE (samples, bias);
|
|
+ memcpy (samples + 512, samples + 768, 256 * sizeof (sample_t));
|
|
+ memcpy (samples + 768, samples + 1024, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_3F2R):
|
|
+ memcpy (samples + 1024, samples + 768, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+ }
|
|
+}
|
|
+
|
|
+static void upmix_MMX (sample_t * samples, int acmod, int output)
|
|
+{
|
|
+ switch (CONVERT (acmod, output & A52_CHANNEL_MASK)) {
|
|
+
|
|
+ case CONVERT (A52_CHANNEL, A52_CHANNEL2):
|
|
+ memcpy (samples + 256, samples, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_MONO):
|
|
+ zero_MMX (samples + 1024);
|
|
+ case CONVERT (A52_3F1R, A52_MONO):
|
|
+ case CONVERT (A52_2F2R, A52_MONO):
|
|
+ zero_MMX (samples + 768);
|
|
+ case CONVERT (A52_3F, A52_MONO):
|
|
+ case CONVERT (A52_2F1R, A52_MONO):
|
|
+ zero_MMX (samples + 512);
|
|
+ case CONVERT (A52_CHANNEL, A52_MONO):
|
|
+ case CONVERT (A52_STEREO, A52_MONO):
|
|
+ zero_MMX (samples + 256);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_STEREO):
|
|
+ case CONVERT (A52_3F2R, A52_DOLBY):
|
|
+ zero_MMX (samples + 1024);
|
|
+ case CONVERT (A52_3F1R, A52_STEREO):
|
|
+ case CONVERT (A52_3F1R, A52_DOLBY):
|
|
+ zero_MMX (samples + 768);
|
|
+ case CONVERT (A52_3F, A52_STEREO):
|
|
+ case CONVERT (A52_3F, A52_DOLBY):
|
|
+ mix_3to2_MMX:
|
|
+ memcpy (samples + 512, samples + 256, 256 * sizeof (sample_t));
|
|
+ zero_MMX (samples + 256);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F2R, A52_STEREO):
|
|
+ case CONVERT (A52_2F2R, A52_DOLBY):
|
|
+ zero_MMX (samples + 768);
|
|
+ case CONVERT (A52_2F1R, A52_STEREO):
|
|
+ case CONVERT (A52_2F1R, A52_DOLBY):
|
|
+ zero_MMX (samples + 512);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_3F):
|
|
+ zero_MMX (samples + 1024);
|
|
+ case CONVERT (A52_3F1R, A52_3F):
|
|
+ case CONVERT (A52_2F2R, A52_2F1R):
|
|
+ zero_MMX (samples + 768);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_3F1R):
|
|
+ zero_MMX (samples + 1024);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_2F1R):
|
|
+ zero_MMX (samples + 1024);
|
|
+ case CONVERT (A52_3F1R, A52_2F1R):
|
|
+ mix_31to21_MMX:
|
|
+ memcpy (samples + 768, samples + 512, 256 * sizeof (sample_t));
|
|
+ goto mix_3to2_MMX;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_2F2R):
|
|
+ memcpy (samples + 1024, samples + 768, 256 * sizeof (sample_t));
|
|
+ goto mix_31to21_MMX;
|
|
+ }
|
|
+}
|
|
+
|
|
+static void mix2to1_3dnow (sample_t * dest, sample_t * src, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %2, %%mm7 \n\t"
|
|
+ "punpckldq %2, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq (%0, %%"REG_S"), %%mm0 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm1 \n\t"
|
|
+ "movq 16(%0, %%"REG_S"), %%mm2 \n\t"
|
|
+ "movq 24(%0, %%"REG_S"), %%mm3 \n\t"
|
|
+ "pfadd (%1, %%"REG_S"), %%mm0 \n\t"
|
|
+ "pfadd 8(%1, %%"REG_S"), %%mm1 \n\t"
|
|
+ "pfadd 16(%1, %%"REG_S"), %%mm2 \n\t"
|
|
+ "pfadd 24(%1, %%"REG_S"), %%mm3 \n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t"
|
|
+ "pfadd %%mm7, %%mm1 \n\t"
|
|
+ "pfadd %%mm7, %%mm2 \n\t"
|
|
+ "pfadd %%mm7, %%mm3 \n\t"
|
|
+ "movq %%mm0, (%1, %%"REG_S") \n\t"
|
|
+ "movq %%mm1, 8(%1, %%"REG_S") \n\t"
|
|
+ "movq %%mm2, 16(%1, %%"REG_S") \n\t"
|
|
+ "movq %%mm3, 24(%1, %%"REG_S") \n\t"
|
|
+ "add $32, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (src+256), "r" (dest+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix3to1_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq (%0, %%"REG_S"), %%mm0 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm1 \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm2\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm3\n\t"
|
|
+ "pfadd 2048(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "pfadd 2056(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t"
|
|
+ "pfadd %%mm7, %%mm1 \n\t"
|
|
+ "pfadd %%mm2, %%mm0 \n\t"
|
|
+ "pfadd %%mm3, %%mm1 \n\t"
|
|
+ "movq %%mm0, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm1, 8(%0, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix4to1_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq (%0, %%"REG_S"), %%mm0 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm1 \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm2\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm3\n\t"
|
|
+ "pfadd 2048(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "pfadd 2056(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd 3072(%0, %%"REG_S"), %%mm2\n\t"
|
|
+ "pfadd 3080(%0, %%"REG_S"), %%mm3\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t"
|
|
+ "pfadd %%mm7, %%mm1 \n\t"
|
|
+ "pfadd %%mm2, %%mm0 \n\t"
|
|
+ "pfadd %%mm3, %%mm1 \n\t"
|
|
+ "movq %%mm0, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm1, 8(%0, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix5to1_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq (%0, %%"REG_S"), %%mm0 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm1 \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm2\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm3\n\t"
|
|
+ "pfadd 2048(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "pfadd 2056(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd 3072(%0, %%"REG_S"), %%mm2\n\t"
|
|
+ "pfadd 3080(%0, %%"REG_S"), %%mm3\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t"
|
|
+ "pfadd %%mm7, %%mm1 \n\t"
|
|
+ "pfadd 4096(%0, %%"REG_S"), %%mm2\n\t"
|
|
+ "pfadd 4104(%0, %%"REG_S"), %%mm3\n\t"
|
|
+ "pfadd %%mm2, %%mm0 \n\t"
|
|
+ "pfadd %%mm3, %%mm1 \n\t"
|
|
+ "movq %%mm0, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm1, 8(%0, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix3to2_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t" //common
|
|
+ "pfadd %%mm7, %%mm1 \n\t" //common
|
|
+ "movq (%0, %%"REG_S"), %%mm2 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm3 \n\t"
|
|
+ "movq 2048(%0, %%"REG_S"), %%mm4\n\t"
|
|
+ "movq 2056(%0, %%"REG_S"), %%mm5\n\t"
|
|
+ "pfadd %%mm0, %%mm2 \n\t"
|
|
+ "pfadd %%mm1, %%mm3 \n\t"
|
|
+ "pfadd %%mm0, %%mm4 \n\t"
|
|
+ "pfadd %%mm1, %%mm5 \n\t"
|
|
+ "movq %%mm2, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm3, 8(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm4, 1024(%0, %%"REG_S")\n\t"
|
|
+ "movq %%mm5, 1032(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix21to2_3dnow (sample_t * left, sample_t * right, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %2, %%mm7 \n\t"
|
|
+ "punpckldq %2, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq 1024(%1, %%"REG_S"), %%mm0\n\t"
|
|
+ "movq 1032(%1, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t" //common
|
|
+ "pfadd %%mm7, %%mm1 \n\t" //common
|
|
+ "movq (%0, %%"REG_S"), %%mm2 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm3 \n\t"
|
|
+ "movq (%1, %%"REG_S"), %%mm4 \n\t"
|
|
+ "movq 8(%1, %%"REG_S"), %%mm5 \n\t"
|
|
+ "pfadd %%mm0, %%mm2 \n\t"
|
|
+ "pfadd %%mm1, %%mm3 \n\t"
|
|
+ "pfadd %%mm0, %%mm4 \n\t"
|
|
+ "pfadd %%mm1, %%mm5 \n\t"
|
|
+ "movq %%mm2, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm3, 8(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm4, (%1, %%"REG_S") \n\t"
|
|
+ "movq %%mm5, 8(%1, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (left+256), "r" (right+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix21toS_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq 2048(%0, %%"REG_S"), %%mm0\n\t" // surround
|
|
+ "movq 2056(%0, %%"REG_S"), %%mm1\n\t" // surround
|
|
+ "movq (%0, %%"REG_S"), %%mm2 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm3 \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm4\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm5\n\t"
|
|
+ "pfadd %%mm7, %%mm2 \n\t"
|
|
+ "pfadd %%mm7, %%mm3 \n\t"
|
|
+ "pfadd %%mm7, %%mm4 \n\t"
|
|
+ "pfadd %%mm7, %%mm5 \n\t"
|
|
+ "pfsub %%mm0, %%mm2 \n\t"
|
|
+ "pfsub %%mm1, %%mm3 \n\t"
|
|
+ "pfadd %%mm0, %%mm4 \n\t"
|
|
+ "pfadd %%mm1, %%mm5 \n\t"
|
|
+ "movq %%mm2, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm3, 8(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm4, 1024(%0, %%"REG_S")\n\t"
|
|
+ "movq %%mm5, 1032(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix31to2_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd 3072(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "pfadd 3080(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t" // common
|
|
+ "pfadd %%mm7, %%mm1 \n\t" // common
|
|
+ "movq (%0, %%"REG_S"), %%mm2 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm3 \n\t"
|
|
+ "movq 2048(%0, %%"REG_S"), %%mm4\n\t"
|
|
+ "movq 2056(%0, %%"REG_S"), %%mm5\n\t"
|
|
+ "pfadd %%mm0, %%mm2 \n\t"
|
|
+ "pfadd %%mm1, %%mm3 \n\t"
|
|
+ "pfadd %%mm0, %%mm4 \n\t"
|
|
+ "pfadd %%mm1, %%mm5 \n\t"
|
|
+ "movq %%mm2, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm3, 8(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm4, 1024(%0, %%"REG_S")\n\t"
|
|
+ "movq %%mm5, 1032(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix31toS_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t" // common
|
|
+ "pfadd %%mm7, %%mm1 \n\t" // common
|
|
+ "movq (%0, %%"REG_S"), %%mm2 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm3 \n\t"
|
|
+ "movq 2048(%0, %%"REG_S"), %%mm4\n\t"
|
|
+ "movq 2056(%0, %%"REG_S"), %%mm5\n\t"
|
|
+ "pfadd %%mm0, %%mm2 \n\t"
|
|
+ "pfadd %%mm1, %%mm3 \n\t"
|
|
+ "pfadd %%mm0, %%mm4 \n\t"
|
|
+ "pfadd %%mm1, %%mm5 \n\t"
|
|
+ "movq 3072(%0, %%"REG_S"), %%mm0\n\t" // surround
|
|
+ "movq 3080(%0, %%"REG_S"), %%mm1\n\t" // surround
|
|
+ "pfsub %%mm0, %%mm2 \n\t"
|
|
+ "pfsub %%mm1, %%mm3 \n\t"
|
|
+ "pfadd %%mm0, %%mm4 \n\t"
|
|
+ "pfadd %%mm1, %%mm5 \n\t"
|
|
+ "movq %%mm2, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm3, 8(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm4, 1024(%0, %%"REG_S")\n\t"
|
|
+ "movq %%mm5, 1032(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix22toS_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq 2048(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "movq 2056(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd 3072(%0, %%"REG_S"), %%mm0\n\t" // surround
|
|
+ "pfadd 3080(%0, %%"REG_S"), %%mm1\n\t" // surround
|
|
+ "movq (%0, %%"REG_S"), %%mm2 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm3 \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm4\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm5\n\t"
|
|
+ "pfadd %%mm7, %%mm2 \n\t"
|
|
+ "pfadd %%mm7, %%mm3 \n\t"
|
|
+ "pfadd %%mm7, %%mm4 \n\t"
|
|
+ "pfadd %%mm7, %%mm5 \n\t"
|
|
+ "pfsub %%mm0, %%mm2 \n\t"
|
|
+ "pfsub %%mm1, %%mm3 \n\t"
|
|
+ "pfadd %%mm0, %%mm4 \n\t"
|
|
+ "pfadd %%mm1, %%mm5 \n\t"
|
|
+ "movq %%mm2, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm3, 8(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm4, 1024(%0, %%"REG_S")\n\t"
|
|
+ "movq %%mm5, 1032(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void mix32to2_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t" // common
|
|
+ "pfadd %%mm7, %%mm1 \n\t" // common
|
|
+ "movq %%mm0, %%mm2 \n\t" // common
|
|
+ "movq %%mm1, %%mm3 \n\t" // common
|
|
+ "pfadd (%0, %%"REG_S"), %%mm0 \n\t"
|
|
+ "pfadd 8(%0, %%"REG_S"), %%mm1 \n\t"
|
|
+ "pfadd 2048(%0, %%"REG_S"), %%mm2\n\t"
|
|
+ "pfadd 2056(%0, %%"REG_S"), %%mm3\n\t"
|
|
+ "pfadd 3072(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "pfadd 3080(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd 4096(%0, %%"REG_S"), %%mm2\n\t"
|
|
+ "pfadd 4104(%0, %%"REG_S"), %%mm3\n\t"
|
|
+ "movq %%mm0, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm1, 8(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm2, 1024(%0, %%"REG_S")\n\t"
|
|
+ "movq %%mm3, 1032(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+/* todo: should be optimized better */
|
|
+static void mix32toS_3dnow (sample_t * samples, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movd %1, %%mm7 \n\t"
|
|
+ "punpckldq %1, %%mm7 \n\t"
|
|
+ "movq 1024(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "movq 1032(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "movq 3072(%0, %%"REG_S"), %%mm4\n\t"
|
|
+ "movq 3080(%0, %%"REG_S"), %%mm5\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t" // common
|
|
+ "pfadd %%mm7, %%mm1 \n\t" // common
|
|
+ "pfadd 4096(%0, %%"REG_S"), %%mm4\n\t" // surround
|
|
+ "pfadd 4104(%0, %%"REG_S"), %%mm5\n\t" // surround
|
|
+ "movq (%0, %%"REG_S"), %%mm2 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm3 \n\t"
|
|
+ "movq 2048(%0, %%"REG_S"), %%mm6\n\t"
|
|
+ "movq 2056(%0, %%"REG_S"), %%mm7\n\t"
|
|
+ "pfsub %%mm4, %%mm2 \n\t"
|
|
+ "pfsub %%mm5, %%mm3 \n\t"
|
|
+ "pfadd %%mm4, %%mm6 \n\t"
|
|
+ "pfadd %%mm5, %%mm7 \n\t"
|
|
+ "pfadd %%mm0, %%mm2 \n\t"
|
|
+ "pfadd %%mm1, %%mm3 \n\t"
|
|
+ "pfadd %%mm0, %%mm6 \n\t"
|
|
+ "pfadd %%mm1, %%mm7 \n\t"
|
|
+ "movq %%mm2, (%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm3, 8(%0, %%"REG_S") \n\t"
|
|
+ "movq %%mm6, 1024(%0, %%"REG_S")\n\t"
|
|
+ "movq %%mm7, 1032(%0, %%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (samples+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void move2to1_3dnow (sample_t * src, sample_t * dest, sample_t bias)
|
|
+{
|
|
+ asm volatile(
|
|
+ "movd %2, %%mm7 \n\t"
|
|
+ "punpckldq %2, %%mm7 \n\t"
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movq (%0, %%"REG_S"), %%mm0 \n\t"
|
|
+ "movq 8(%0, %%"REG_S"), %%mm1 \n\t"
|
|
+ "movq 16(%0, %%"REG_S"), %%mm2 \n\t"
|
|
+ "movq 24(%0, %%"REG_S"), %%mm3 \n\t"
|
|
+ "pfadd 1024(%0, %%"REG_S"), %%mm0\n\t"
|
|
+ "pfadd 1032(%0, %%"REG_S"), %%mm1\n\t"
|
|
+ "pfadd 1040(%0, %%"REG_S"), %%mm2\n\t"
|
|
+ "pfadd 1048(%0, %%"REG_S"), %%mm3\n\t"
|
|
+ "pfadd %%mm7, %%mm0 \n\t"
|
|
+ "pfadd %%mm7, %%mm1 \n\t"
|
|
+ "pfadd %%mm7, %%mm2 \n\t"
|
|
+ "pfadd %%mm7, %%mm3 \n\t"
|
|
+ "movq %%mm0, (%1, %%"REG_S") \n\t"
|
|
+ "movq %%mm1, 8(%1, %%"REG_S") \n\t"
|
|
+ "movq %%mm2, 16(%1, %%"REG_S") \n\t"
|
|
+ "movq %%mm3, 24(%1, %%"REG_S") \n\t"
|
|
+ "add $32, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (src+256), "r" (dest+256), "m" (bias)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+}
|
|
+
|
|
+static void downmix_3dnow (sample_t * samples, int acmod, int output, sample_t bias,
|
|
+ sample_t clev, sample_t slev)
|
|
+{
|
|
+ switch (CONVERT (acmod, output & A52_CHANNEL_MASK)) {
|
|
+
|
|
+ case CONVERT (A52_CHANNEL, A52_CHANNEL2):
|
|
+ memcpy (samples, samples + 256, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_CHANNEL, A52_MONO):
|
|
+ case CONVERT (A52_STEREO, A52_MONO):
|
|
+ mix_2to1_3dnow:
|
|
+ mix2to1_3dnow (samples, samples + 256, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F1R, A52_MONO):
|
|
+ if (slev == 0)
|
|
+ goto mix_2to1_3dnow;
|
|
+ case CONVERT (A52_3F, A52_MONO):
|
|
+ mix_3to1_3dnow:
|
|
+ mix3to1_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_MONO):
|
|
+ if (slev == 0)
|
|
+ goto mix_3to1_3dnow;
|
|
+ case CONVERT (A52_2F2R, A52_MONO):
|
|
+ if (slev == 0)
|
|
+ goto mix_2to1_3dnow;
|
|
+ mix4to1_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_MONO):
|
|
+ if (slev == 0)
|
|
+ goto mix_3to1_3dnow;
|
|
+ mix5to1_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_MONO, A52_DOLBY):
|
|
+ memcpy (samples + 256, samples, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F, A52_STEREO):
|
|
+ case CONVERT (A52_3F, A52_DOLBY):
|
|
+ mix_3to2_3dnow:
|
|
+ mix3to2_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F1R, A52_STEREO):
|
|
+ if (slev == 0)
|
|
+ break;
|
|
+ mix21to2_3dnow (samples, samples + 256, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F1R, A52_DOLBY):
|
|
+ mix21toS_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_STEREO):
|
|
+ if (slev == 0)
|
|
+ goto mix_3to2_3dnow;
|
|
+ mix31to2_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_DOLBY):
|
|
+ mix31toS_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F2R, A52_STEREO):
|
|
+ if (slev == 0)
|
|
+ break;
|
|
+ mix2to1_3dnow (samples, samples + 512, bias);
|
|
+ mix2to1_3dnow (samples + 256, samples + 768, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F2R, A52_DOLBY):
|
|
+ mix22toS_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_STEREO):
|
|
+ if (slev == 0)
|
|
+ goto mix_3to2_3dnow;
|
|
+ mix32to2_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_DOLBY):
|
|
+ mix32toS_3dnow (samples, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_3F):
|
|
+ if (slev == 0)
|
|
+ break;
|
|
+ mix21to2_3dnow (samples, samples + 512, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_3F):
|
|
+ if (slev == 0)
|
|
+ break;
|
|
+ mix2to1_3dnow (samples, samples + 768, bias);
|
|
+ mix2to1_3dnow (samples + 512, samples + 1024, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_2F1R):
|
|
+ mix3to2_3dnow (samples, bias);
|
|
+ memcpy (samples + 512, samples + 768, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F2R, A52_2F1R):
|
|
+ mix2to1_3dnow (samples + 512, samples + 768, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_2F1R):
|
|
+ mix3to2_3dnow (samples, bias); //FIXME possible bug? (output doesnt seem to be used)
|
|
+ move2to1_3dnow (samples + 768, samples + 512, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_3F1R):
|
|
+ mix2to1_3dnow (samples + 768, samples + 1024, bias);
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_2F1R, A52_2F2R):
|
|
+ memcpy (samples + 768, samples + 512, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_2F2R):
|
|
+ mix3to2_3dnow (samples, bias);
|
|
+ memcpy (samples + 512, samples + 768, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F2R, A52_2F2R):
|
|
+ mix3to2_3dnow (samples, bias);
|
|
+ memcpy (samples + 512, samples + 768, 256 * sizeof (sample_t));
|
|
+ memcpy (samples + 768, samples + 1024, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+
|
|
+ case CONVERT (A52_3F1R, A52_3F2R):
|
|
+ memcpy (samples + 1024, samples + 768, 256 * sizeof (sample_t));
|
|
+ break;
|
|
+ }
|
|
+ __asm __volatile("femms":::"memory");
|
|
+}
|
|
+
|
|
+#endif // ARCH_X86 || ARCH_X86_64
|
|
--- liba52/imdct.c 2008-02-19 00:18:33.000000000 +0100
|
|
+++ liba52/imdct.c 2008-02-19 00:16:40.000000000 +0100
|
|
@@ -22,6 +26,11 @@
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
+ *
|
|
+ * SSE optimizations from Michael Niedermayer (michaelni@gmx.at)
|
|
+ * 3DNOW optimizations from Nick Kurshev <nickols_k@mail.ru>
|
|
+ * michael did port them from libac3 (untested, perhaps totally broken)
|
|
+ * AltiVec optimizations from Romain Dolbeau (romain@dolbeau.org)
|
|
*/
|
|
|
|
#include "config.h"
|
|
@@ -39,12 +48,49 @@
|
|
#include "a52.h"
|
|
#include "a52_internal.h"
|
|
#include "mm_accel.h"
|
|
+#include "mangle.h"
|
|
+
|
|
+void (*a52_imdct_512) (sample_t * data, sample_t * delay, sample_t bias);
|
|
+
|
|
+#ifdef RUNTIME_CPUDETECT
|
|
+#undef HAVE_3DNOWEX
|
|
+#endif
|
|
|
|
typedef struct complex_s {
|
|
sample_t real;
|
|
sample_t imag;
|
|
} complex_t;
|
|
|
|
+static const int pm128[128] attribute_used __attribute__((aligned(16))) =
|
|
+{
|
|
+ 0, 16, 32, 48, 64, 80, 96, 112, 8, 40, 72, 104, 24, 56, 88, 120,
|
|
+ 4, 20, 36, 52, 68, 84, 100, 116, 12, 28, 44, 60, 76, 92, 108, 124,
|
|
+ 2, 18, 34, 50, 66, 82, 98, 114, 10, 42, 74, 106, 26, 58, 90, 122,
|
|
+ 6, 22, 38, 54, 70, 86, 102, 118, 14, 46, 78, 110, 30, 62, 94, 126,
|
|
+ 1, 17, 33, 49, 65, 81, 97, 113, 9, 41, 73, 105, 25, 57, 89, 121,
|
|
+ 5, 21, 37, 53, 69, 85, 101, 117, 13, 29, 45, 61, 77, 93, 109, 125,
|
|
+ 3, 19, 35, 51, 67, 83, 99, 115, 11, 43, 75, 107, 27, 59, 91, 123,
|
|
+ 7, 23, 39, 55, 71, 87, 103, 119, 15, 31, 47, 63, 79, 95, 111, 127
|
|
+};
|
|
+
|
|
+static uint8_t attribute_used bit_reverse_512[] = {
|
|
+ 0x00, 0x40, 0x20, 0x60, 0x10, 0x50, 0x30, 0x70,
|
|
+ 0x08, 0x48, 0x28, 0x68, 0x18, 0x58, 0x38, 0x78,
|
|
+ 0x04, 0x44, 0x24, 0x64, 0x14, 0x54, 0x34, 0x74,
|
|
+ 0x0c, 0x4c, 0x2c, 0x6c, 0x1c, 0x5c, 0x3c, 0x7c,
|
|
+ 0x02, 0x42, 0x22, 0x62, 0x12, 0x52, 0x32, 0x72,
|
|
+ 0x0a, 0x4a, 0x2a, 0x6a, 0x1a, 0x5a, 0x3a, 0x7a,
|
|
+ 0x06, 0x46, 0x26, 0x66, 0x16, 0x56, 0x36, 0x76,
|
|
+ 0x0e, 0x4e, 0x2e, 0x6e, 0x1e, 0x5e, 0x3e, 0x7e,
|
|
+ 0x01, 0x41, 0x21, 0x61, 0x11, 0x51, 0x31, 0x71,
|
|
+ 0x09, 0x49, 0x29, 0x69, 0x19, 0x59, 0x39, 0x79,
|
|
+ 0x05, 0x45, 0x25, 0x65, 0x15, 0x55, 0x35, 0x75,
|
|
+ 0x0d, 0x4d, 0x2d, 0x6d, 0x1d, 0x5d, 0x3d, 0x7d,
|
|
+ 0x03, 0x43, 0x23, 0x63, 0x13, 0x53, 0x33, 0x73,
|
|
+ 0x0b, 0x4b, 0x2b, 0x6b, 0x1b, 0x5b, 0x3b, 0x7b,
|
|
+ 0x07, 0x47, 0x27, 0x67, 0x17, 0x57, 0x37, 0x77,
|
|
+ 0x0f, 0x4f, 0x2f, 0x6f, 0x1f, 0x5f, 0x3f, 0x7f};
|
|
+
|
|
static uint8_t fftorder[] = {
|
|
0,128, 64,192, 32,160,224, 96, 16,144, 80,208,240,112, 48,176,
|
|
8,136, 72,200, 40,168,232,104,248,120, 56,184, 24,152,216, 88,
|
|
@@ -56,6 +102,40 @@
|
|
6,134, 70,198, 38,166,230,102,246,118, 54,182, 22,150,214, 86
|
|
};
|
|
|
|
+static complex_t __attribute__((aligned(16))) buf[128];
|
|
+
|
|
+/* Twiddle factor LUT */
|
|
+static complex_t __attribute__((aligned(16))) w_1[1];
|
|
+static complex_t __attribute__((aligned(16))) w_2[2];
|
|
+static complex_t __attribute__((aligned(16))) w_4[4];
|
|
+static complex_t __attribute__((aligned(16))) w_8[8];
|
|
+static complex_t __attribute__((aligned(16))) w_16[16];
|
|
+static complex_t __attribute__((aligned(16))) w_32[32];
|
|
+static complex_t __attribute__((aligned(16))) w_64[64];
|
|
+static complex_t __attribute__((aligned(16))) * w[7] = {w_1, w_2, w_4, w_8, w_16, w_32, w_64};
|
|
+
|
|
+/* Twiddle factors for IMDCT */
|
|
+static sample_t __attribute__((aligned(16))) xcos1[128];
|
|
+static sample_t __attribute__((aligned(16))) xsin1[128];
|
|
+
|
|
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
|
|
+// NOTE: SSE needs 16byte alignment or it will segfault
|
|
+//
|
|
+static float __attribute__((aligned(16))) sseSinCos1c[256];
|
|
+static float __attribute__((aligned(16))) sseSinCos1d[256];
|
|
+static float attribute_used __attribute__((aligned(16))) ps111_1[4]={1,1,1,-1};
|
|
+//static float __attribute__((aligned(16))) sseW0[4];
|
|
+static float __attribute__((aligned(16))) sseW1[8];
|
|
+static float __attribute__((aligned(16))) sseW2[16];
|
|
+static float __attribute__((aligned(16))) sseW3[32];
|
|
+static float __attribute__((aligned(16))) sseW4[64];
|
|
+static float __attribute__((aligned(16))) sseW5[128];
|
|
+static float __attribute__((aligned(16))) sseW6[256];
|
|
+static float __attribute__((aligned(16))) *sseW[7]=
|
|
+ {NULL /*sseW0*/,sseW1,sseW2,sseW3,sseW4,sseW5,sseW6};
|
|
+static float __attribute__((aligned(16))) sseWindow[512];
|
|
+#endif
|
|
+
|
|
/* Root values for IFFT */
|
|
static sample_t roots16[3];
|
|
static sample_t roots32[7];
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@@ -241,7 +321,7 @@
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ifft_pass (buf, roots128 - 32, 32);
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}
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-void a52_imdct_512 (sample_t * data, sample_t * delay, sample_t bias)
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+void imdct_do_512 (sample_t * data, sample_t * delay, sample_t bias)
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{
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int i, k;
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sample_t t_r, t_i, a_r, a_i, b_r, b_i, w_1, w_2;
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@@ -285,6 +365,707 @@
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}
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}
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+#ifdef HAVE_ALTIVEC
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+
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+#ifdef HAVE_ALTIVEC_H
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+#include <altivec.h>
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+#endif
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+
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+// used to build registers permutation vectors (vcprm)
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+// the 's' are for words in the _s_econd vector
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+#define WORD_0 0x00,0x01,0x02,0x03
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+#define WORD_1 0x04,0x05,0x06,0x07
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+#define WORD_2 0x08,0x09,0x0a,0x0b
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+#define WORD_3 0x0c,0x0d,0x0e,0x0f
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+#define WORD_s0 0x10,0x11,0x12,0x13
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+#define WORD_s1 0x14,0x15,0x16,0x17
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+#define WORD_s2 0x18,0x19,0x1a,0x1b
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+#define WORD_s3 0x1c,0x1d,0x1e,0x1f
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+
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+#ifdef HAVE_ALTIVEC_VECTOR_BRACES
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+#define AVV(x...) {x}
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+#else
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+#define AVV(x...) (x)
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+#endif
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+
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+#define vcprm(a,b,c,d) (const vector unsigned char)AVV(WORD_ ## a, WORD_ ## b, WORD_ ## c, WORD_ ## d)
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+#define vcii(a,b,c,d) (const vector float)AVV(FLOAT_ ## a, FLOAT_ ## b, FLOAT_ ## c, FLOAT_ ## d)
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+
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+#define FOUROF(a) AVV(a,a,a,a)
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+
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+// vcprmle is used to keep the same index as in the SSE version.
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+// it's the same as vcprm, with the index inversed
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+// ('le' is Little Endian)
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+#define vcprmle(a,b,c,d) vcprm(d,c,b,a)
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+
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+// used to build inverse/identity vectors (vcii)
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+// n is _n_egative, p is _p_ositive
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+#define FLOAT_n -1.
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+#define FLOAT_p 1.
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+
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+
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+void
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+imdct_do_512_altivec(sample_t data[],sample_t delay[], sample_t bias)
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+{
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+ int i;
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+ int k;
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+ int p,q;
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+ int m;
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+ long two_m;
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+ long two_m_plus_one;
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+
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+ sample_t tmp_b_i;
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+ sample_t tmp_b_r;
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+ sample_t tmp_a_i;
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+ sample_t tmp_a_r;
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+
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+ sample_t *data_ptr;
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+ sample_t *delay_ptr;
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+ sample_t *window_ptr;
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+
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+ /* 512 IMDCT with source and dest data in 'data' */
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+
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+ /* Pre IFFT complex multiply plus IFFT cmplx conjugate & reordering*/
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+ for( i=0; i < 128; i++) {
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+ /* z[i] = (X[256-2*i-1] + j * X[2*i]) * (xcos1[i] + j * xsin1[i]) ; */
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+ int j= bit_reverse_512[i];
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+ buf[i].real = (data[256-2*j-1] * xcos1[j]) - (data[2*j] * xsin1[j]);
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+ buf[i].imag = -1.0 * ((data[2*j] * xcos1[j]) + (data[256-2*j-1] * xsin1[j]));
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+ }
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+
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+ /* 1. iteration */
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+ for(i = 0; i < 128; i += 2) {
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+#if 0
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+ tmp_a_r = buf[i].real;
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+ tmp_a_i = buf[i].imag;
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+ tmp_b_r = buf[i+1].real;
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+ tmp_b_i = buf[i+1].imag;
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+ buf[i].real = tmp_a_r + tmp_b_r;
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+ buf[i].imag = tmp_a_i + tmp_b_i;
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+ buf[i+1].real = tmp_a_r - tmp_b_r;
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+ buf[i+1].imag = tmp_a_i - tmp_b_i;
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+#else
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+ vector float temp, bufv;
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+
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+ bufv = vec_ld(i << 3, (float*)buf);
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+ temp = vec_perm(bufv, bufv, vcprm(2,3,0,1));
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+ bufv = vec_madd(bufv, vcii(p,p,n,n), temp);
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+ vec_st(bufv, i << 3, (float*)buf);
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+#endif
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|
+ }
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|
+
|
|
+ /* 2. iteration */
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|
+ // Note w[1]={{1,0}, {0,-1}}
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+ for(i = 0; i < 128; i += 4) {
|
|
+#if 0
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|
+ tmp_a_r = buf[i].real;
|
|
+ tmp_a_i = buf[i].imag;
|
|
+ tmp_b_r = buf[i+2].real;
|
|
+ tmp_b_i = buf[i+2].imag;
|
|
+ buf[i].real = tmp_a_r + tmp_b_r;
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|
+ buf[i].imag = tmp_a_i + tmp_b_i;
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|
+ buf[i+2].real = tmp_a_r - tmp_b_r;
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|
+ buf[i+2].imag = tmp_a_i - tmp_b_i;
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|
+ tmp_a_r = buf[i+1].real;
|
|
+ tmp_a_i = buf[i+1].imag;
|
|
+ /* WARNING: im <-> re here ! */
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|
+ tmp_b_r = buf[i+3].imag;
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|
+ tmp_b_i = buf[i+3].real;
|
|
+ buf[i+1].real = tmp_a_r + tmp_b_r;
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|
+ buf[i+1].imag = tmp_a_i - tmp_b_i;
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|
+ buf[i+3].real = tmp_a_r - tmp_b_r;
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|
+ buf[i+3].imag = tmp_a_i + tmp_b_i;
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|
+#else
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|
+ vector float buf01, buf23, temp1, temp2;
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|
+
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|
+ buf01 = vec_ld((i + 0) << 3, (float*)buf);
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|
+ buf23 = vec_ld((i + 2) << 3, (float*)buf);
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|
+ buf23 = vec_perm(buf23,buf23,vcprm(0,1,3,2));
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+
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+ temp1 = vec_madd(buf23, vcii(p,p,p,n), buf01);
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|
+ temp2 = vec_madd(buf23, vcii(n,n,n,p), buf01);
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+
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+ vec_st(temp1, (i + 0) << 3, (float*)buf);
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+ vec_st(temp2, (i + 2) << 3, (float*)buf);
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|
+#endif
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|
+ }
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|
+
|
|
+ /* 3. iteration */
|
|
+ for(i = 0; i < 128; i += 8) {
|
|
+#if 0
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|
+ tmp_a_r = buf[i].real;
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|
+ tmp_a_i = buf[i].imag;
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|
+ tmp_b_r = buf[i+4].real;
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+ tmp_b_i = buf[i+4].imag;
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+ buf[i].real = tmp_a_r + tmp_b_r;
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+ buf[i].imag = tmp_a_i + tmp_b_i;
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+ buf[i+4].real = tmp_a_r - tmp_b_r;
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+ buf[i+4].imag = tmp_a_i - tmp_b_i;
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+ tmp_a_r = buf[1+i].real;
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|
+ tmp_a_i = buf[1+i].imag;
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|
+ tmp_b_r = (buf[i+5].real + buf[i+5].imag) * w[2][1].real;
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|
+ tmp_b_i = (buf[i+5].imag - buf[i+5].real) * w[2][1].real;
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|
+ buf[1+i].real = tmp_a_r + tmp_b_r;
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|
+ buf[1+i].imag = tmp_a_i + tmp_b_i;
|
|
+ buf[i+5].real = tmp_a_r - tmp_b_r;
|
|
+ buf[i+5].imag = tmp_a_i - tmp_b_i;
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|
+ tmp_a_r = buf[i+2].real;
|
|
+ tmp_a_i = buf[i+2].imag;
|
|
+ /* WARNING re <-> im & sign */
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|
+ tmp_b_r = buf[i+6].imag;
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|
+ tmp_b_i = - buf[i+6].real;
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|
+ buf[i+2].real = tmp_a_r + tmp_b_r;
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|
+ buf[i+2].imag = tmp_a_i + tmp_b_i;
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|
+ buf[i+6].real = tmp_a_r - tmp_b_r;
|
|
+ buf[i+6].imag = tmp_a_i - tmp_b_i;
|
|
+ tmp_a_r = buf[i+3].real;
|
|
+ tmp_a_i = buf[i+3].imag;
|
|
+ tmp_b_r = (buf[i+7].real - buf[i+7].imag) * w[2][3].imag;
|
|
+ tmp_b_i = (buf[i+7].imag + buf[i+7].real) * w[2][3].imag;
|
|
+ buf[i+3].real = tmp_a_r + tmp_b_r;
|
|
+ buf[i+3].imag = tmp_a_i + tmp_b_i;
|
|
+ buf[i+7].real = tmp_a_r - tmp_b_r;
|
|
+ buf[i+7].imag = tmp_a_i - tmp_b_i;
|
|
+#else
|
|
+ vector float buf01, buf23, buf45, buf67;
|
|
+
|
|
+ buf01 = vec_ld((i + 0) << 3, (float*)buf);
|
|
+ buf23 = vec_ld((i + 2) << 3, (float*)buf);
|
|
+
|
|
+ tmp_b_r = (buf[i+5].real + buf[i+5].imag) * w[2][1].real;
|
|
+ tmp_b_i = (buf[i+5].imag - buf[i+5].real) * w[2][1].real;
|
|
+ buf[i+5].real = tmp_b_r;
|
|
+ buf[i+5].imag = tmp_b_i;
|
|
+ tmp_b_r = (buf[i+7].real - buf[i+7].imag) * w[2][3].imag;
|
|
+ tmp_b_i = (buf[i+7].imag + buf[i+7].real) * w[2][3].imag;
|
|
+ buf[i+7].real = tmp_b_r;
|
|
+ buf[i+7].imag = tmp_b_i;
|
|
+
|
|
+ buf23 = vec_ld((i + 2) << 3, (float*)buf);
|
|
+ buf45 = vec_ld((i + 4) << 3, (float*)buf);
|
|
+ buf67 = vec_ld((i + 6) << 3, (float*)buf);
|
|
+ buf67 = vec_perm(buf67, buf67, vcprm(1,0,2,3));
|
|
+
|
|
+ vec_st(vec_add(buf01, buf45), (i + 0) << 3, (float*)buf);
|
|
+ vec_st(vec_madd(buf67, vcii(p,n,p,p), buf23), (i + 2) << 3, (float*)buf);
|
|
+ vec_st(vec_sub(buf01, buf45), (i + 4) << 3, (float*)buf);
|
|
+ vec_st(vec_nmsub(buf67, vcii(p,n,p,p), buf23), (i + 6) << 3, (float*)buf);
|
|
+#endif
|
|
+ }
|
|
+
|
|
+ /* 4-7. iterations */
|
|
+ for (m=3; m < 7; m++) {
|
|
+ two_m = (1 << m);
|
|
+
|
|
+ two_m_plus_one = two_m<<1;
|
|
+
|
|
+ for(i = 0; i < 128; i += two_m_plus_one) {
|
|
+ for(k = 0; k < two_m; k+=2) {
|
|
+#if 0
|
|
+ int p = k + i;
|
|
+ int q = p + two_m;
|
|
+ tmp_a_r = buf[p].real;
|
|
+ tmp_a_i = buf[p].imag;
|
|
+ tmp_b_r =
|
|
+ buf[q].real * w[m][k].real -
|
|
+ buf[q].imag * w[m][k].imag;
|
|
+ tmp_b_i =
|
|
+ buf[q].imag * w[m][k].real +
|
|
+ buf[q].real * w[m][k].imag;
|
|
+ buf[p].real = tmp_a_r + tmp_b_r;
|
|
+ buf[p].imag = tmp_a_i + tmp_b_i;
|
|
+ buf[q].real = tmp_a_r - tmp_b_r;
|
|
+ buf[q].imag = tmp_a_i - tmp_b_i;
|
|
+
|
|
+ tmp_a_r = buf[(p + 1)].real;
|
|
+ tmp_a_i = buf[(p + 1)].imag;
|
|
+ tmp_b_r =
|
|
+ buf[(q + 1)].real * w[m][(k + 1)].real -
|
|
+ buf[(q + 1)].imag * w[m][(k + 1)].imag;
|
|
+ tmp_b_i =
|
|
+ buf[(q + 1)].imag * w[m][(k + 1)].real +
|
|
+ buf[(q + 1)].real * w[m][(k + 1)].imag;
|
|
+ buf[(p + 1)].real = tmp_a_r + tmp_b_r;
|
|
+ buf[(p + 1)].imag = tmp_a_i + tmp_b_i;
|
|
+ buf[(q + 1)].real = tmp_a_r - tmp_b_r;
|
|
+ buf[(q + 1)].imag = tmp_a_i - tmp_b_i;
|
|
+#else
|
|
+ int p = k + i;
|
|
+ int q = p + two_m;
|
|
+ vector float vecp, vecq, vecw, temp1, temp2, temp3, temp4;
|
|
+ const vector float vczero = (const vector float)FOUROF(0.);
|
|
+ // first compute buf[q] and buf[q+1]
|
|
+ vecq = vec_ld(q << 3, (float*)buf);
|
|
+ vecw = vec_ld(0, (float*)&(w[m][k]));
|
|
+ temp1 = vec_madd(vecq, vecw, vczero);
|
|
+ temp2 = vec_perm(vecq, vecq, vcprm(1,0,3,2));
|
|
+ temp2 = vec_madd(temp2, vecw, vczero);
|
|
+ temp3 = vec_perm(temp1, temp2, vcprm(0,s0,2,s2));
|
|
+ temp4 = vec_perm(temp1, temp2, vcprm(1,s1,3,s3));
|
|
+ vecq = vec_madd(temp4, vcii(n,p,n,p), temp3);
|
|
+ // then butterfly with buf[p] and buf[p+1]
|
|
+ vecp = vec_ld(p << 3, (float*)buf);
|
|
+
|
|
+ temp1 = vec_add(vecp, vecq);
|
|
+ temp2 = vec_sub(vecp, vecq);
|
|
+
|
|
+ vec_st(temp1, p << 3, (float*)buf);
|
|
+ vec_st(temp2, q << 3, (float*)buf);
|
|
+#endif
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+
|
|
+ /* Post IFFT complex multiply plus IFFT complex conjugate*/
|
|
+ for( i=0; i < 128; i+=4) {
|
|
+ /* y[n] = z[n] * (xcos1[n] + j * xsin1[n]) ; */
|
|
+#if 0
|
|
+ tmp_a_r = buf[(i + 0)].real;
|
|
+ tmp_a_i = -1.0 * buf[(i + 0)].imag;
|
|
+ buf[(i + 0)].real =
|
|
+ (tmp_a_r * xcos1[(i + 0)]) - (tmp_a_i * xsin1[(i + 0)]);
|
|
+ buf[(i + 0)].imag =
|
|
+ (tmp_a_r * xsin1[(i + 0)]) + (tmp_a_i * xcos1[(i + 0)]);
|
|
+
|
|
+ tmp_a_r = buf[(i + 1)].real;
|
|
+ tmp_a_i = -1.0 * buf[(i + 1)].imag;
|
|
+ buf[(i + 1)].real =
|
|
+ (tmp_a_r * xcos1[(i + 1)]) - (tmp_a_i * xsin1[(i + 1)]);
|
|
+ buf[(i + 1)].imag =
|
|
+ (tmp_a_r * xsin1[(i + 1)]) + (tmp_a_i * xcos1[(i + 1)]);
|
|
+
|
|
+ tmp_a_r = buf[(i + 2)].real;
|
|
+ tmp_a_i = -1.0 * buf[(i + 2)].imag;
|
|
+ buf[(i + 2)].real =
|
|
+ (tmp_a_r * xcos1[(i + 2)]) - (tmp_a_i * xsin1[(i + 2)]);
|
|
+ buf[(i + 2)].imag =
|
|
+ (tmp_a_r * xsin1[(i + 2)]) + (tmp_a_i * xcos1[(i + 2)]);
|
|
+
|
|
+ tmp_a_r = buf[(i + 3)].real;
|
|
+ tmp_a_i = -1.0 * buf[(i + 3)].imag;
|
|
+ buf[(i + 3)].real =
|
|
+ (tmp_a_r * xcos1[(i + 3)]) - (tmp_a_i * xsin1[(i + 3)]);
|
|
+ buf[(i + 3)].imag =
|
|
+ (tmp_a_r * xsin1[(i + 3)]) + (tmp_a_i * xcos1[(i + 3)]);
|
|
+#else
|
|
+ vector float bufv_0, bufv_2, cosv, sinv, temp1, temp2;
|
|
+ vector float temp0022, temp1133, tempCS01;
|
|
+ const vector float vczero = (const vector float)FOUROF(0.);
|
|
+
|
|
+ bufv_0 = vec_ld((i + 0) << 3, (float*)buf);
|
|
+ bufv_2 = vec_ld((i + 2) << 3, (float*)buf);
|
|
+
|
|
+ cosv = vec_ld(i << 2, xcos1);
|
|
+ sinv = vec_ld(i << 2, xsin1);
|
|
+
|
|
+ temp0022 = vec_perm(bufv_0, bufv_0, vcprm(0,0,2,2));
|
|
+ temp1133 = vec_perm(bufv_0, bufv_0, vcprm(1,1,3,3));
|
|
+ tempCS01 = vec_perm(cosv, sinv, vcprm(0,s0,1,s1));
|
|
+ temp1 = vec_madd(temp0022, tempCS01, vczero);
|
|
+ tempCS01 = vec_perm(cosv, sinv, vcprm(s0,0,s1,1));
|
|
+ temp2 = vec_madd(temp1133, tempCS01, vczero);
|
|
+ bufv_0 = vec_madd(temp2, vcii(p,n,p,n), temp1);
|
|
+
|
|
+ vec_st(bufv_0, (i + 0) << 3, (float*)buf);
|
|
+
|
|
+ /* idem with bufv_2 and high-order cosv/sinv */
|
|
+
|
|
+ temp0022 = vec_perm(bufv_2, bufv_2, vcprm(0,0,2,2));
|
|
+ temp1133 = vec_perm(bufv_2, bufv_2, vcprm(1,1,3,3));
|
|
+ tempCS01 = vec_perm(cosv, sinv, vcprm(2,s2,3,s3));
|
|
+ temp1 = vec_madd(temp0022, tempCS01, vczero);
|
|
+ tempCS01 = vec_perm(cosv, sinv, vcprm(s2,2,s3,3));
|
|
+ temp2 = vec_madd(temp1133, tempCS01, vczero);
|
|
+ bufv_2 = vec_madd(temp2, vcii(p,n,p,n), temp1);
|
|
+
|
|
+ vec_st(bufv_2, (i + 2) << 3, (float*)buf);
|
|
+
|
|
+#endif
|
|
+ }
|
|
+
|
|
+ data_ptr = data;
|
|
+ delay_ptr = delay;
|
|
+ window_ptr = a52_imdct_window;
|
|
+
|
|
+ /* Window and convert to real valued signal */
|
|
+ for(i=0; i< 64; i++) {
|
|
+ *data_ptr++ = -buf[64+i].imag * *window_ptr++ + *delay_ptr++ + bias;
|
|
+ *data_ptr++ = buf[64-i-1].real * *window_ptr++ + *delay_ptr++ + bias;
|
|
+ }
|
|
+
|
|
+ for(i=0; i< 64; i++) {
|
|
+ *data_ptr++ = -buf[i].real * *window_ptr++ + *delay_ptr++ + bias;
|
|
+ *data_ptr++ = buf[128-i-1].imag * *window_ptr++ + *delay_ptr++ + bias;
|
|
+ }
|
|
+
|
|
+ /* The trailing edge of the window goes into the delay line */
|
|
+ delay_ptr = delay;
|
|
+
|
|
+ for(i=0; i< 64; i++) {
|
|
+ *delay_ptr++ = -buf[64+i].real * *--window_ptr;
|
|
+ *delay_ptr++ = buf[64-i-1].imag * *--window_ptr;
|
|
+ }
|
|
+
|
|
+ for(i=0; i<64; i++) {
|
|
+ *delay_ptr++ = buf[i].imag * *--window_ptr;
|
|
+ *delay_ptr++ = -buf[128-i-1].real * *--window_ptr;
|
|
+ }
|
|
+}
|
|
+#endif
|
|
+
|
|
+
|
|
+// Stuff below this line is borrowed from libac3
|
|
+#include "srfftp.h"
|
|
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
|
|
+#ifndef HAVE_3DNOW
|
|
+#define HAVE_3DNOW 1
|
|
+#endif
|
|
+#include "srfftp_3dnow.h"
|
|
+
|
|
+const i_cmplx_t x_plus_minus_3dnow __attribute__ ((aligned (8))) = {{ 0x00000000UL, 0x80000000UL }};
|
|
+const i_cmplx_t x_minus_plus_3dnow __attribute__ ((aligned (8))) = {{ 0x80000000UL, 0x00000000UL }};
|
|
+const complex_t HSQRT2_3DNOW __attribute__ ((aligned (8))) = { 0.707106781188, 0.707106781188 };
|
|
+
|
|
+#undef HAVE_3DNOWEX
|
|
+#include "imdct_3dnow.h"
|
|
+#define HAVE_3DNOWEX
|
|
+#include "imdct_3dnow.h"
|
|
+
|
|
+void
|
|
+imdct_do_512_sse(sample_t data[],sample_t delay[], sample_t bias)
|
|
+{
|
|
+/* int i,k;
|
|
+ int p,q;*/
|
|
+ int m;
|
|
+ long two_m;
|
|
+ long two_m_plus_one;
|
|
+ long two_m_plus_one_shl3;
|
|
+ complex_t *buf_offset;
|
|
+
|
|
+/* sample_t tmp_a_i;
|
|
+ sample_t tmp_a_r;
|
|
+ sample_t tmp_b_i;
|
|
+ sample_t tmp_b_r;*/
|
|
+
|
|
+ sample_t *data_ptr;
|
|
+ sample_t *delay_ptr;
|
|
+ sample_t *window_ptr;
|
|
+
|
|
+ /* 512 IMDCT with source and dest data in 'data' */
|
|
+ /* see the c version (dct_do_512()), its allmost identical, just in C */
|
|
+
|
|
+ /* Pre IFFT complex multiply plus IFFT cmplx conjugate */
|
|
+ /* Bit reversed shuffling */
|
|
+ asm volatile(
|
|
+ "xor %%"REG_S", %%"REG_S" \n\t"
|
|
+ "lea "MANGLE(bit_reverse_512)", %%"REG_a"\n\t"
|
|
+ "mov $1008, %%"REG_D" \n\t"
|
|
+ "push %%"REG_BP" \n\t" //use ebp without telling gcc
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movlps (%0, %%"REG_S"), %%xmm0 \n\t" // XXXI
|
|
+ "movhps 8(%0, %%"REG_D"), %%xmm0 \n\t" // RXXI
|
|
+ "movlps 8(%0, %%"REG_S"), %%xmm1 \n\t" // XXXi
|
|
+ "movhps (%0, %%"REG_D"), %%xmm1 \n\t" // rXXi
|
|
+ "shufps $0x33, %%xmm1, %%xmm0 \n\t" // irIR
|
|
+ "movaps "MANGLE(sseSinCos1c)"(%%"REG_S"), %%xmm2\n\t"
|
|
+ "mulps %%xmm0, %%xmm2 \n\t"
|
|
+ "shufps $0xB1, %%xmm0, %%xmm0 \n\t" // riRI
|
|
+ "mulps "MANGLE(sseSinCos1d)"(%%"REG_S"), %%xmm0\n\t"
|
|
+ "subps %%xmm0, %%xmm2 \n\t"
|
|
+ "movzb (%%"REG_a"), %%"REG_d" \n\t"
|
|
+ "movzb 1(%%"REG_a"), %%"REG_BP" \n\t"
|
|
+ "movlps %%xmm2, (%1, %%"REG_d", 8) \n\t"
|
|
+ "movhps %%xmm2, (%1, %%"REG_BP", 8) \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ "add $2, %%"REG_a" \n\t" // avoid complex addressing for P4 crap
|
|
+ "sub $16, %%"REG_D" \n\t"
|
|
+ "jnc 1b \n\t"
|
|
+ "pop %%"REG_BP" \n\t"//no we didnt touch ebp *g*
|
|
+ :: "b" (data), "c" (buf)
|
|
+ : "%"REG_S, "%"REG_D, "%"REG_a, "%"REG_d
|
|
+ );
|
|
+
|
|
+
|
|
+ /* FFT Merge */
|
|
+/* unoptimized variant
|
|
+ for (m=1; m < 7; m++) {
|
|
+ if(m)
|
|
+ two_m = (1 << m);
|
|
+ else
|
|
+ two_m = 1;
|
|
+
|
|
+ two_m_plus_one = (1 << (m+1));
|
|
+
|
|
+ for(i = 0; i < 128; i += two_m_plus_one) {
|
|
+ for(k = 0; k < two_m; k++) {
|
|
+ p = k + i;
|
|
+ q = p + two_m;
|
|
+ tmp_a_r = buf[p].real;
|
|
+ tmp_a_i = buf[p].imag;
|
|
+ tmp_b_r = buf[q].real * w[m][k].real - buf[q].imag * w[m][k].imag;
|
|
+ tmp_b_i = buf[q].imag * w[m][k].real + buf[q].real * w[m][k].imag;
|
|
+ buf[p].real = tmp_a_r + tmp_b_r;
|
|
+ buf[p].imag = tmp_a_i + tmp_b_i;
|
|
+ buf[q].real = tmp_a_r - tmp_b_r;
|
|
+ buf[q].imag = tmp_a_i - tmp_b_i;
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+*/
|
|
+
|
|
+ /* 1. iteration */
|
|
+ // Note w[0][0]={1,0}
|
|
+ asm volatile(
|
|
+ "xorps %%xmm1, %%xmm1 \n\t"
|
|
+ "xorps %%xmm2, %%xmm2 \n\t"
|
|
+ "mov %0, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movlps (%%"REG_S"), %%xmm0\n\t" //buf[p]
|
|
+ "movlps 8(%%"REG_S"), %%xmm1\n\t" //buf[q]
|
|
+ "movhps (%%"REG_S"), %%xmm0\n\t" //buf[p]
|
|
+ "movhps 8(%%"REG_S"), %%xmm2\n\t" //buf[q]
|
|
+ "addps %%xmm1, %%xmm0 \n\t"
|
|
+ "subps %%xmm2, %%xmm0 \n\t"
|
|
+ "movaps %%xmm0, (%%"REG_S")\n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ "cmp %1, %%"REG_S" \n\t"
|
|
+ " jb 1b \n\t"
|
|
+ :: "g" (buf), "r" (buf + 128)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+
|
|
+ /* 2. iteration */
|
|
+ // Note w[1]={{1,0}, {0,-1}}
|
|
+ asm volatile(
|
|
+ "movaps "MANGLE(ps111_1)", %%xmm7\n\t" // 1,1,1,-1
|
|
+ "mov %0, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps 16(%%"REG_S"), %%xmm2 \n\t" //r2,i2,r3,i3
|
|
+ "shufps $0xB4, %%xmm2, %%xmm2 \n\t" //r2,i2,i3,r3
|
|
+ "mulps %%xmm7, %%xmm2 \n\t" //r2,i2,i3,-r3
|
|
+ "movaps (%%"REG_S"), %%xmm0 \n\t" //r0,i0,r1,i1
|
|
+ "movaps (%%"REG_S"), %%xmm1 \n\t" //r0,i0,r1,i1
|
|
+ "addps %%xmm2, %%xmm0 \n\t"
|
|
+ "subps %%xmm2, %%xmm1 \n\t"
|
|
+ "movaps %%xmm0, (%%"REG_S") \n\t"
|
|
+ "movaps %%xmm1, 16(%%"REG_S") \n\t"
|
|
+ "add $32, %%"REG_S" \n\t"
|
|
+ "cmp %1, %%"REG_S" \n\t"
|
|
+ " jb 1b \n\t"
|
|
+ :: "g" (buf), "r" (buf + 128)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+
|
|
+ /* 3. iteration */
|
|
+/*
|
|
+ Note sseW2+0={1,1,sqrt(2),sqrt(2))
|
|
+ Note sseW2+16={0,0,sqrt(2),-sqrt(2))
|
|
+ Note sseW2+32={0,0,-sqrt(2),-sqrt(2))
|
|
+ Note sseW2+48={1,-1,sqrt(2),-sqrt(2))
|
|
+*/
|
|
+ asm volatile(
|
|
+ "movaps 48+"MANGLE(sseW2)", %%xmm6\n\t"
|
|
+ "movaps 16+"MANGLE(sseW2)", %%xmm7\n\t"
|
|
+ "xorps %%xmm5, %%xmm5 \n\t"
|
|
+ "xorps %%xmm2, %%xmm2 \n\t"
|
|
+ "mov %0, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps 32(%%"REG_S"), %%xmm2 \n\t" //r4,i4,r5,i5
|
|
+ "movaps 48(%%"REG_S"), %%xmm3 \n\t" //r6,i6,r7,i7
|
|
+ "movaps "MANGLE(sseW2)", %%xmm4 \n\t" //r4,i4,r5,i5
|
|
+ "movaps 32+"MANGLE(sseW2)", %%xmm5\n\t" //r6,i6,r7,i7
|
|
+ "mulps %%xmm2, %%xmm4 \n\t"
|
|
+ "mulps %%xmm3, %%xmm5 \n\t"
|
|
+ "shufps $0xB1, %%xmm2, %%xmm2 \n\t" //i4,r4,i5,r5
|
|
+ "shufps $0xB1, %%xmm3, %%xmm3 \n\t" //i6,r6,i7,r7
|
|
+ "mulps %%xmm6, %%xmm3 \n\t"
|
|
+ "mulps %%xmm7, %%xmm2 \n\t"
|
|
+ "movaps (%%"REG_S"), %%xmm0 \n\t" //r0,i0,r1,i1
|
|
+ "movaps 16(%%"REG_S"), %%xmm1 \n\t" //r2,i2,r3,i3
|
|
+ "addps %%xmm4, %%xmm2 \n\t"
|
|
+ "addps %%xmm5, %%xmm3 \n\t"
|
|
+ "movaps %%xmm2, %%xmm4 \n\t"
|
|
+ "movaps %%xmm3, %%xmm5 \n\t"
|
|
+ "addps %%xmm0, %%xmm2 \n\t"
|
|
+ "addps %%xmm1, %%xmm3 \n\t"
|
|
+ "subps %%xmm4, %%xmm0 \n\t"
|
|
+ "subps %%xmm5, %%xmm1 \n\t"
|
|
+ "movaps %%xmm2, (%%"REG_S") \n\t"
|
|
+ "movaps %%xmm3, 16(%%"REG_S") \n\t"
|
|
+ "movaps %%xmm0, 32(%%"REG_S") \n\t"
|
|
+ "movaps %%xmm1, 48(%%"REG_S") \n\t"
|
|
+ "add $64, %%"REG_S" \n\t"
|
|
+ "cmp %1, %%"REG_S" \n\t"
|
|
+ " jb 1b \n\t"
|
|
+ :: "g" (buf), "r" (buf + 128)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+
|
|
+ /* 4-7. iterations */
|
|
+ for (m=3; m < 7; m++) {
|
|
+ two_m = (1 << m);
|
|
+ two_m_plus_one = two_m<<1;
|
|
+ two_m_plus_one_shl3 = (two_m_plus_one<<3);
|
|
+ buf_offset = buf+128;
|
|
+ asm volatile(
|
|
+ "mov %0, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "xor %%"REG_D", %%"REG_D" \n\t" // k
|
|
+ "lea (%%"REG_S", %3), %%"REG_d" \n\t"
|
|
+ "2: \n\t"
|
|
+ "movaps (%%"REG_d", %%"REG_D"), %%xmm1 \n\t"
|
|
+ "movaps (%4, %%"REG_D", 2), %%xmm2 \n\t"
|
|
+ "mulps %%xmm1, %%xmm2 \n\t"
|
|
+ "shufps $0xB1, %%xmm1, %%xmm1 \n\t"
|
|
+ "mulps 16(%4, %%"REG_D", 2), %%xmm1 \n\t"
|
|
+ "movaps (%%"REG_S", %%"REG_D"), %%xmm0 \n\t"
|
|
+ "addps %%xmm2, %%xmm1 \n\t"
|
|
+ "movaps %%xmm1, %%xmm2 \n\t"
|
|
+ "addps %%xmm0, %%xmm1 \n\t"
|
|
+ "subps %%xmm2, %%xmm0 \n\t"
|
|
+ "movaps %%xmm1, (%%"REG_S", %%"REG_D") \n\t"
|
|
+ "movaps %%xmm0, (%%"REG_d", %%"REG_D") \n\t"
|
|
+ "add $16, %%"REG_D" \n\t"
|
|
+ "cmp %3, %%"REG_D" \n\t" //FIXME (opt) count against 0
|
|
+ "jb 2b \n\t"
|
|
+ "add %2, %%"REG_S" \n\t"
|
|
+ "cmp %1, %%"REG_S" \n\t"
|
|
+ " jb 1b \n\t"
|
|
+ :: "g" (buf), "m" (buf_offset), "m" (two_m_plus_one_shl3), "r" (two_m<<3),
|
|
+ "r" (sseW[m])
|
|
+ : "%"REG_S, "%"REG_D, "%"REG_d
|
|
+ );
|
|
+ }
|
|
+
|
|
+ /* Post IFFT complex multiply plus IFFT complex conjugate*/
|
|
+ asm volatile(
|
|
+ "mov $-1024, %%"REG_S" \n\t"
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movaps (%0, %%"REG_S"), %%xmm0 \n\t"
|
|
+ "movaps (%0, %%"REG_S"), %%xmm1 \n\t"
|
|
+ "shufps $0xB1, %%xmm0, %%xmm0 \n\t"
|
|
+ "mulps 1024+"MANGLE(sseSinCos1c)"(%%"REG_S"), %%xmm1\n\t"
|
|
+ "mulps 1024+"MANGLE(sseSinCos1d)"(%%"REG_S"), %%xmm0\n\t"
|
|
+ "addps %%xmm1, %%xmm0 \n\t"
|
|
+ "movaps %%xmm0, (%0, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ " jnz 1b \n\t"
|
|
+ :: "r" (buf+128)
|
|
+ : "%"REG_S
|
|
+ );
|
|
+
|
|
+
|
|
+ data_ptr = data;
|
|
+ delay_ptr = delay;
|
|
+ window_ptr = a52_imdct_window;
|
|
+
|
|
+ /* Window and convert to real valued signal */
|
|
+ asm volatile(
|
|
+ "xor %%"REG_D", %%"REG_D" \n\t" // 0
|
|
+ "xor %%"REG_S", %%"REG_S" \n\t" // 0
|
|
+ "movss %3, %%xmm2 \n\t" // bias
|
|
+ "shufps $0x00, %%xmm2, %%xmm2 \n\t" // bias, bias, ...
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movlps (%0, %%"REG_S"), %%xmm0 \n\t" // ? ? A ?
|
|
+ "movlps 8(%0, %%"REG_S"), %%xmm1 \n\t" // ? ? C ?
|
|
+ "movhps -16(%0, %%"REG_D"), %%xmm1 \n\t" // ? D C ?
|
|
+ "movhps -8(%0, %%"REG_D"), %%xmm0 \n\t" // ? B A ?
|
|
+ "shufps $0x99, %%xmm1, %%xmm0 \n\t" // D C B A
|
|
+ "mulps "MANGLE(sseWindow)"(%%"REG_S"), %%xmm0\n\t"
|
|
+ "addps (%2, %%"REG_S"), %%xmm0 \n\t"
|
|
+ "addps %%xmm2, %%xmm0 \n\t"
|
|
+ "movaps %%xmm0, (%1, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ "sub $16, %%"REG_D" \n\t"
|
|
+ "cmp $512, %%"REG_S" \n\t"
|
|
+ " jb 1b \n\t"
|
|
+ :: "r" (buf+64), "r" (data_ptr), "r" (delay_ptr), "m" (bias)
|
|
+ : "%"REG_S, "%"REG_D
|
|
+ );
|
|
+ data_ptr+=128;
|
|
+ delay_ptr+=128;
|
|
+// window_ptr+=128;
|
|
+
|
|
+ asm volatile(
|
|
+ "mov $1024, %%"REG_D" \n\t" // 512
|
|
+ "xor %%"REG_S", %%"REG_S" \n\t" // 0
|
|
+ "movss %3, %%xmm2 \n\t" // bias
|
|
+ "shufps $0x00, %%xmm2, %%xmm2 \n\t" // bias, bias, ...
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movlps (%0, %%"REG_S"), %%xmm0 \n\t" // ? ? ? A
|
|
+ "movlps 8(%0, %%"REG_S"), %%xmm1 \n\t" // ? ? ? C
|
|
+ "movhps -16(%0, %%"REG_D"), %%xmm1 \n\t" // D ? ? C
|
|
+ "movhps -8(%0, %%"REG_D"), %%xmm0 \n\t" // B ? ? A
|
|
+ "shufps $0xCC, %%xmm1, %%xmm0 \n\t" // D C B A
|
|
+ "mulps 512+"MANGLE(sseWindow)"(%%"REG_S"), %%xmm0\n\t"
|
|
+ "addps (%2, %%"REG_S"), %%xmm0 \n\t"
|
|
+ "addps %%xmm2, %%xmm0 \n\t"
|
|
+ "movaps %%xmm0, (%1, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ "sub $16, %%"REG_D" \n\t"
|
|
+ "cmp $512, %%"REG_S" \n\t"
|
|
+ " jb 1b \n\t"
|
|
+ :: "r" (buf), "r" (data_ptr), "r" (delay_ptr), "m" (bias)
|
|
+ : "%"REG_S, "%"REG_D
|
|
+ );
|
|
+ data_ptr+=128;
|
|
+// window_ptr+=128;
|
|
+
|
|
+ /* The trailing edge of the window goes into the delay line */
|
|
+ delay_ptr = delay;
|
|
+
|
|
+ asm volatile(
|
|
+ "xor %%"REG_D", %%"REG_D" \n\t" // 0
|
|
+ "xor %%"REG_S", %%"REG_S" \n\t" // 0
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movlps (%0, %%"REG_S"), %%xmm0 \n\t" // ? ? ? A
|
|
+ "movlps 8(%0, %%"REG_S"), %%xmm1 \n\t" // ? ? ? C
|
|
+ "movhps -16(%0, %%"REG_D"), %%xmm1 \n\t" // D ? ? C
|
|
+ "movhps -8(%0, %%"REG_D"), %%xmm0 \n\t" // B ? ? A
|
|
+ "shufps $0xCC, %%xmm1, %%xmm0 \n\t" // D C B A
|
|
+ "mulps 1024+"MANGLE(sseWindow)"(%%"REG_S"), %%xmm0\n\t"
|
|
+ "movaps %%xmm0, (%1, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ "sub $16, %%"REG_D" \n\t"
|
|
+ "cmp $512, %%"REG_S" \n\t"
|
|
+ " jb 1b \n\t"
|
|
+ :: "r" (buf+64), "r" (delay_ptr)
|
|
+ : "%"REG_S, "%"REG_D
|
|
+ );
|
|
+ delay_ptr+=128;
|
|
+// window_ptr-=128;
|
|
+
|
|
+ asm volatile(
|
|
+ "mov $1024, %%"REG_D" \n\t" // 1024
|
|
+ "xor %%"REG_S", %%"REG_S" \n\t" // 0
|
|
+ ASMALIGN(4)
|
|
+ "1: \n\t"
|
|
+ "movlps (%0, %%"REG_S"), %%xmm0 \n\t" // ? ? A ?
|
|
+ "movlps 8(%0, %%"REG_S"), %%xmm1 \n\t" // ? ? C ?
|
|
+ "movhps -16(%0, %%"REG_D"), %%xmm1 \n\t" // ? D C ?
|
|
+ "movhps -8(%0, %%"REG_D"), %%xmm0 \n\t" // ? B A ?
|
|
+ "shufps $0x99, %%xmm1, %%xmm0 \n\t" // D C B A
|
|
+ "mulps 1536+"MANGLE(sseWindow)"(%%"REG_S"), %%xmm0\n\t"
|
|
+ "movaps %%xmm0, (%1, %%"REG_S") \n\t"
|
|
+ "add $16, %%"REG_S" \n\t"
|
|
+ "sub $16, %%"REG_D" \n\t"
|
|
+ "cmp $512, %%"REG_S" \n\t"
|
|
+ " jb 1b \n\t"
|
|
+ :: "r" (buf), "r" (delay_ptr)
|
|
+ : "%"REG_S, "%"REG_D
|
|
+ );
|
|
+}
|
|
+#endif // ARCH_X86 || ARCH_X86_64
|
|
+
|
|
void a52_imdct_256(sample_t * data, sample_t * delay, sample_t bias)
|
|
{
|
|
int i, k;
|
|
@@ -364,7 +1145,7 @@
|
|
|
|
void a52_imdct_init (uint32_t mm_accel)
|
|
{
|
|
- int i, k;
|
|
+ int i, j, k;
|
|
double sum;
|
|
|
|
/* compute imdct window - kaiser-bessel derived window, alpha = 5.0 */
|
|
@@ -416,6 +1197,99 @@
|
|
post2[i].real = cos ((M_PI / 128) * (i + 0.5));
|
|
post2[i].imag = sin ((M_PI / 128) * (i + 0.5));
|
|
}
|
|
+ for (i = 0; i < 128; i++) {
|
|
+ xcos1[i] = -cos ((M_PI / 2048) * (8 * i + 1));
|
|
+ xsin1[i] = -sin ((M_PI / 2048) * (8 * i + 1));
|
|
+ }
|
|
+ for (i = 0; i < 7; i++) {
|
|
+ j = 1 << i;
|
|
+ for (k = 0; k < j; k++) {
|
|
+ w[i][k].real = cos (-M_PI * k / j);
|
|
+ w[i][k].imag = sin (-M_PI * k / j);
|
|
+ }
|
|
+ }
|
|
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
|
|
+ for (i = 0; i < 128; i++) {
|
|
+ sseSinCos1c[2*i+0]= xcos1[i];
|
|
+ sseSinCos1c[2*i+1]= -xcos1[i];
|
|
+ sseSinCos1d[2*i+0]= xsin1[i];
|
|
+ sseSinCos1d[2*i+1]= xsin1[i];
|
|
+ }
|
|
+ for (i = 1; i < 7; i++) {
|
|
+ j = 1 << i;
|
|
+ for (k = 0; k < j; k+=2) {
|
|
+
|
|
+ sseW[i][4*k + 0] = w[i][k+0].real;
|
|
+ sseW[i][4*k + 1] = w[i][k+0].real;
|
|
+ sseW[i][4*k + 2] = w[i][k+1].real;
|
|
+ sseW[i][4*k + 3] = w[i][k+1].real;
|
|
+
|
|
+ sseW[i][4*k + 4] = -w[i][k+0].imag;
|
|
+ sseW[i][4*k + 5] = w[i][k+0].imag;
|
|
+ sseW[i][4*k + 6] = -w[i][k+1].imag;
|
|
+ sseW[i][4*k + 7] = w[i][k+1].imag;
|
|
+
|
|
+ //we multiply more or less uninitalized numbers so we need to use exactly 0.0
|
|
+ if(k==0)
|
|
+ {
|
|
+// sseW[i][4*k + 0]= sseW[i][4*k + 1]= 1.0;
|
|
+ sseW[i][4*k + 4]= sseW[i][4*k + 5]= 0.0;
|
|
+ }
|
|
+
|
|
+ if(2*k == j)
|
|
+ {
|
|
+ sseW[i][4*k + 0]= sseW[i][4*k + 1]= 0.0;
|
|
+// sseW[i][4*k + 4]= -(sseW[i][4*k + 5]= -1.0);
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+
|
|
+ for(i=0; i<128; i++)
|
|
+ {
|
|
+ sseWindow[2*i+0]= -a52_imdct_window[2*i+0];
|
|
+ sseWindow[2*i+1]= a52_imdct_window[2*i+1];
|
|
+ }
|
|
+
|
|
+ for(i=0; i<64; i++)
|
|
+ {
|
|
+ sseWindow[256 + 2*i+0]= -a52_imdct_window[254 - 2*i+1];
|
|
+ sseWindow[256 + 2*i+1]= a52_imdct_window[254 - 2*i+0];
|
|
+ sseWindow[384 + 2*i+0]= a52_imdct_window[126 - 2*i+1];
|
|
+ sseWindow[384 + 2*i+1]= -a52_imdct_window[126 - 2*i+0];
|
|
+ }
|
|
+#endif
|
|
+ a52_imdct_512 = imdct_do_512;
|
|
+ ifft128 = ifft128_c;
|
|
+ ifft64 = ifft64_c;
|
|
+
|
|
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
|
|
+ if(mm_accel & MM_ACCEL_X86_SSE)
|
|
+ {
|
|
+ fprintf (stderr, "Using SSE optimized IMDCT transform\n");
|
|
+ a52_imdct_512 = imdct_do_512_sse;
|
|
+ }
|
|
+ else
|
|
+ if(mm_accel & MM_ACCEL_X86_3DNOWEXT)
|
|
+ {
|
|
+ fprintf (stderr, "Using 3DNowEx optimized IMDCT transform\n");
|
|
+ a52_imdct_512 = imdct_do_512_3dnowex;
|
|
+ }
|
|
+ else
|
|
+ if(mm_accel & MM_ACCEL_X86_3DNOW)
|
|
+ {
|
|
+ fprintf (stderr, "Using 3DNow optimized IMDCT transform\n");
|
|
+ a52_imdct_512 = imdct_do_512_3dnow;
|
|
+ }
|
|
+ else
|
|
+#endif // ARCH_X86 || ARCH_X86_64
|
|
+#ifdef HAVE_ALTIVEC
|
|
+ if (mm_accel & MM_ACCEL_PPC_ALTIVEC)
|
|
+ {
|
|
+ fprintf(stderr, "Using AltiVec optimized IMDCT transform\n");
|
|
+ a52_imdct_512 = imdct_do_512_altivec;
|
|
+ }
|
|
+ else
|
|
+#endif
|
|
|
|
#ifdef LIBA52_DJBFFT
|
|
if (mm_accel & MM_ACCEL_DJBFFT) {
|
|
@@ -426,7 +1300,5 @@
|
|
#endif
|
|
{
|
|
fprintf (stderr, "No accelerated IMDCT transform found\n");
|
|
- ifft128 = ifft128_c;
|
|
- ifft64 = ifft64_c;
|
|
}
|
|
}
|
|
--- include/mm_accel.h 2006-06-12 15:05:00.000000000 +0200
|
|
+++ liba52/mm_accel.h 2006-06-05 02:23:04.000000000 +0200
|
|
@@ -30,7 +34,12 @@
|
|
/* x86 accelerations */
|
|
#define MM_ACCEL_X86_MMX 0x80000000
|
|
#define MM_ACCEL_X86_3DNOW 0x40000000
|
|
+#define MM_ACCEL_X86_3DNOWEXT 0x08000000
|
|
#define MM_ACCEL_X86_MMXEXT 0x20000000
|
|
+#define MM_ACCEL_X86_SSE 0x10000000
|
|
+
|
|
+/* PPC accelerations */
|
|
+#define MM_ACCEL_PPC_ALTIVEC 0x00010000
|
|
|
|
uint32_t mm_accel (void);
|
|
|
|
--- liba52/parse.c 2006-12-05 08:08:01.000000000 +0100
|
|
+++ liba52/parse.c 2006-12-05 08:08:44.000000000 +0100
|
|
@@ -28,6 +28,7 @@
|
|
#include "config.h"
|
|
|
|
#include <stdlib.h>
|
|
+#include <stdio.h>
|
|
#include <string.h>
|
|
#include <inttypes.h>
|
|
|
|
@@ -35,13 +36,12 @@
|
|
#include "a52_internal.h"
|
|
#include "bitstream.h"
|
|
#include "tables.h"
|
|
+#include "mm_accel.h"
|
|
+#include "libavutil/avutil.h"
|
|
|
|
#ifdef HAVE_MEMALIGN
|
|
/* some systems have memalign() but no declaration for it */
|
|
void * memalign (size_t align, size_t size);
|
|
-#else
|
|
-/* assume malloc alignment is sufficient */
|
|
-#define memalign(align,size) malloc (size)
|
|
#endif
|
|
|
|
typedef struct {
|
|
@@ -64,7 +64,16 @@
|
|
if (state == NULL)
|
|
return NULL;
|
|
|
|
+#if defined(__MINGW32__) && defined(HAVE_SSE)
|
|
+ state->samples = av_malloc(256 * 12 * sizeof (sample_t));
|
|
+#else
|
|
state->samples = memalign (16, 256 * 12 * sizeof (sample_t));
|
|
+#endif
|
|
+ if(((int)state->samples%16) && (mm_accel&MM_ACCEL_X86_SSE)){
|
|
+ mm_accel &=~MM_ACCEL_X86_SSE;
|
|
+ fprintf(stderr, "liba52: unable to get 16 byte aligned memory disabling usage of SSE instructions\n");
|
|
+ }
|
|
+
|
|
if (state->samples == NULL) {
|
|
free (state);
|
|
return NULL;
|
|
@@ -78,6 +87,7 @@
|
|
state->lfsr_state = 1;
|
|
|
|
a52_imdct_init (mm_accel);
|
|
+ downmix_accel_init(mm_accel);
|
|
|
|
return state;
|
|
}
|
|
@@ -145,7 +155,7 @@
|
|
state->acmod = acmod = buf[6] >> 5;
|
|
|
|
a52_bitstream_set_ptr (state, buf + 6);
|
|
- bitstream_get (state, 3); /* skip acmod we already parsed */
|
|
+ bitstream_skip (state, 3); /* skip acmod we already parsed */
|
|
|
|
if ((acmod == 2) && (bitstream_get (state, 2) == 2)) /* dsurmod */
|
|
acmod = A52_DOLBY;
|
|
@@ -176,28 +186,28 @@
|
|
|
|
chaninfo = !acmod;
|
|
do {
|
|
- bitstream_get (state, 5); /* dialnorm */
|
|
+ bitstream_skip (state, 5); /* dialnorm */
|
|
if (bitstream_get (state, 1)) /* compre */
|
|
- bitstream_get (state, 8); /* compr */
|
|
+ bitstream_skip (state, 8); /* compr */
|
|
if (bitstream_get (state, 1)) /* langcode */
|
|
- bitstream_get (state, 8); /* langcod */
|
|
+ bitstream_skip (state, 8); /* langcod */
|
|
if (bitstream_get (state, 1)) /* audprodie */
|
|
- bitstream_get (state, 7); /* mixlevel + roomtyp */
|
|
+ bitstream_skip (state, 7); /* mixlevel + roomtyp */
|
|
} while (chaninfo--);
|
|
|
|
- bitstream_get (state, 2); /* copyrightb + origbs */
|
|
+ bitstream_skip (state, 2); /* copyrightb + origbs */
|
|
|
|
if (bitstream_get (state, 1)) /* timecod1e */
|
|
- bitstream_get (state, 14); /* timecod1 */
|
|
+ bitstream_skip (state, 14); /* timecod1 */
|
|
if (bitstream_get (state, 1)) /* timecod2e */
|
|
- bitstream_get (state, 14); /* timecod2 */
|
|
+ bitstream_skip (state, 14); /* timecod2 */
|
|
|
|
if (bitstream_get (state, 1)) { /* addbsie */
|
|
int addbsil;
|
|
|
|
addbsil = bitstream_get (state, 6);
|
|
do {
|
|
- bitstream_get (state, 8); /* addbsi */
|
|
+ bitstream_skip (state, 8); /* addbsi */
|
|
} while (addbsil--);
|
|
}
|
|
|
|
@@ -684,7 +694,7 @@
|
|
state->fbw_expbap[i].exp[0],
|
|
state->fbw_expbap[i].exp + 1))
|
|
return 1;
|
|
- bitstream_get (state, 2); /* gainrng */
|
|
+ bitstream_skip (state, 2); /* gainrng */
|
|
}
|
|
if (lfeexpstr != EXP_REUSE) {
|
|
do_bit_alloc |= 32;
|
|
@@ -759,7 +769,7 @@
|
|
if (bitstream_get (state, 1)) { /* skiple */
|
|
i = bitstream_get (state, 9); /* skipl */
|
|
while (i--)
|
|
- bitstream_get (state, 8);
|
|
+ bitstream_skip (state, 8);
|
|
}
|
|
|
|
samples = state->samples;
|
|
@@ -900,6 +910,10 @@
|
|
|
|
void a52_free (a52_state_t * state)
|
|
{
|
|
- free (state->samples);
|
|
+#if defined(__MINGW32__) && defined(HAVE_SSE)
|
|
+ av_free (state->samples);
|
|
+#else
|
|
+ free (state->samples);
|
|
+#endif
|
|
free (state);
|
|
}
|