use macro Use DECLARE_ALIGNED_16 to align stack-allocated variables

instead of compiler-dependent  __attribute__((aligned(16)))
Origiginal thread:
Date: May 17, 2007 12:30 AM
Subject: [PATCH] Use DECLARE_ALIGNED_16 in libavcodec/ppc/

Originally committed as revision 9047 to svn://svn.ffmpeg.org/ffmpeg/trunk
pull/126/head
Guillaume Poirier 18 years ago
parent 78a010fb00
commit 88bcb6c23f
  1. 18
      libavcodec/ppc/dsputil_altivec.c
  2. 4
      libavcodec/ppc/gmc_altivec.c
  3. 2
      libavcodec/ppc/h264_altivec.c
  4. 2
      libavcodec/ppc/h264_template_altivec.c
  5. 6
      libavcodec/ppc/mpegvideo_altivec.c

@ -56,7 +56,7 @@ static void sigill_handler (int sig)
int sad16_x2_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int i;
int s __attribute__((aligned(16)));
DECLARE_ALIGNED_16(int, s);
const_vector unsigned char zero = (const_vector unsigned char)vec_splat_u8(0);
vector unsigned char *tv;
vector unsigned char pix1v, pix2v, pix2iv, avgv, t5;
@ -103,7 +103,7 @@ int sad16_x2_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h
int sad16_y2_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int i;
int s __attribute__((aligned(16)));
DECLARE_ALIGNED_16(int, s);
const_vector unsigned char zero = (const_vector unsigned char)vec_splat_u8(0);
vector unsigned char *tv;
vector unsigned char pix1v, pix2v, pix3v, avgv, t5;
@ -163,7 +163,7 @@ int sad16_y2_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h
int sad16_xy2_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int i;
int s __attribute__((aligned(16)));
DECLARE_ALIGNED_16(int, s);
uint8_t *pix3 = pix2 + line_size;
const_vector unsigned char zero = (const_vector unsigned char)vec_splat_u8(0);
const_vector unsigned short two = (const_vector unsigned short)vec_splat_u16(2);
@ -264,7 +264,7 @@ int sad16_xy2_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int
int sad16_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int i;
int s __attribute__((aligned(16)));
DECLARE_ALIGNED_16(int, s);
const_vector unsigned int zero = (const_vector unsigned int)vec_splat_u32(0);
vector unsigned char perm1, perm2, *pix1v, *pix2v;
vector unsigned char t1, t2, t3,t4, t5;
@ -306,7 +306,7 @@ int sad16_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
int sad8_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int i;
int s __attribute__((aligned(16)));
DECLARE_ALIGNED_16(int, s);;
const_vector unsigned int zero = (const_vector unsigned int)vec_splat_u32(0);
vector unsigned char perm1, perm2, permclear, *pix1v, *pix2v;
vector unsigned char t1, t2, t3,t4, t5;
@ -351,7 +351,7 @@ int sad8_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
int pix_norm1_altivec(uint8_t *pix, int line_size)
{
int i;
int s __attribute__((aligned(16)));
DECLARE_ALIGNED_16(int, s);
const_vector unsigned int zero = (const_vector unsigned int)vec_splat_u32(0);
vector unsigned char *tv;
vector unsigned char pixv;
@ -387,7 +387,7 @@ int pix_norm1_altivec(uint8_t *pix, int line_size)
int sse8_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int i;
int s __attribute__((aligned(16)));
DECLARE_ALIGNED_16(int, s);
const_vector unsigned int zero = (const_vector unsigned int)vec_splat_u32(0);
vector unsigned char perm1, perm2, permclear, *pix1v, *pix2v;
vector unsigned char t1, t2, t3,t4, t5;
@ -443,7 +443,7 @@ int sse8_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
int sse16_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int i;
int s __attribute__((aligned(16)));
DECLARE_ALIGNED_16(int, s);
const_vector unsigned int zero = (const_vector unsigned int)vec_splat_u32(0);
vector unsigned char perm1, perm2, *pix1v, *pix2v;
vector unsigned char t1, t2, t3,t4, t5;
@ -495,7 +495,7 @@ int pix_sum_altivec(uint8_t * pix, int line_size)
vector signed int sumdiffs;
int i;
int s __attribute__((aligned(16)));
DECLARE_ALIGNED_16(int, s);
sad = (vector unsigned int)vec_splat_u32(0);

@ -34,10 +34,10 @@
void gmc1_altivec(uint8_t *dst /* align 8 */, uint8_t *src /* align1 */, int stride, int h, int x16, int y16, int rounder)
{
POWERPC_PERF_DECLARE(altivec_gmc1_num, GMC1_PERF_COND);
const unsigned short __attribute__ ((aligned(16))) rounder_a[8] =
const DECLARE_ALIGNED_16(unsigned short, rounder_a[8]) =
{rounder, rounder, rounder, rounder,
rounder, rounder, rounder, rounder};
const unsigned short __attribute__ ((aligned(16))) ABCD[8] =
const DECLARE_ALIGNED_16(unsigned short, ABCD[8]) =
{
(16-x16)*(16-y16), /* A */
( x16)*(16-y16), /* B */

@ -180,7 +180,7 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc32_ ## CODETYPE(uint8_t *dst, uint
/* this code assume that stride % 16 == 0 */
void put_no_rnd_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, int stride, int h, int x, int y) {
signed int ABCD[4] __attribute__((aligned(16))) =
DECLARE_ALIGNED_16(signed int, ABCD[4]) =
{((8 - x) * (8 - y)),
((x) * (8 - y)),
((8 - x) * (y)),

@ -21,7 +21,7 @@
/* this code assume that stride % 16 == 0 */
void PREFIX_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, int stride, int h, int x, int y) {
POWERPC_PERF_DECLARE(PREFIX_h264_chroma_mc8_num, 1);
signed int ABCD[4] __attribute__((aligned(16))) =
DECLARE_ALIGNED_16(signed int, ABCD[4]) =
{((8 - x) * (8 - y)),
((x) * (8 - y)),
((8 - x) * (y)),

@ -523,17 +523,17 @@ POWERPC_PERF_START_COUNT(altivec_dct_unquantize_h263_num, 1);
{
register const_vector signed short vczero = (const_vector signed short)vec_splat_s16(0);
short __attribute__ ((aligned(16))) qmul8[] =
DECLARE_ALIGNED_16(short, qmul8[]) =
{
qmul, qmul, qmul, qmul,
qmul, qmul, qmul, qmul
};
short __attribute__ ((aligned(16))) qadd8[] =
DECLARE_ALIGNED_16(short, qadd8[]) =
{
qadd, qadd, qadd, qadd,
qadd, qadd, qadd, qadd
};
short __attribute__ ((aligned(16))) nqadd8[] =
DECLARE_ALIGNED_16(short, nqadd8[]) =
{
-qadd, -qadd, -qadd, -qadd,
-qadd, -qadd, -qadd, -qadd

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