/*
* Copyright (c) 2002 Brian Foley
* Copyright (c) 2002 Dieter Shirley
+ * Copyright (c) 2003 Romain Dolbeau <romain@dolbeau.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
*/
#include "../dsputil.h"
+
+#include "gcc_fixes.h"
+
#include "dsputil_altivec.h"
-#if CONFIG_DARWIN
+#ifdef CONFIG_DARWIN
#include <sys/sysctl.h>
-#endif
-
-#ifdef ALTIVEC_TBL_PERFORMANCE_REPORT
-unsigned long long perfdata[altivec_perf_total][altivec_data_total];
-/* list below must match enum in dsputil_altivec.h */
-static unsigned char* perfname[] = {
- "fft_calc",
- "gmc1",
- "dct_unquantize_h263",
- "idct_add",
- "idct_put",
- "put_pixels_clamped",
- "put_pixels16",
- "avg_pixels16"
-};
-#include <stdio.h>
-#endif
+#else /* CONFIG_DARWIN */
+#include <signal.h>
+#include <setjmp.h>
+
+static sigjmp_buf jmpbuf;
+static volatile sig_atomic_t canjump = 0;
+
+static void sigill_handler (int sig)
+{
+ if (!canjump) {
+ signal (sig, SIG_DFL);
+ raise (sig);
+ }
+
+ canjump = 0;
+ siglongjmp (jmpbuf, 1);
+}
+#endif /* CONFIG_DARWIN */
int pix_abs16x16_x2_altivec(uint8_t *pix1, uint8_t *pix2, int line_size)
{
int i;
int s __attribute__((aligned(16)));
- const vector unsigned char zero = (const vector unsigned char)(0);
+ 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;
vector unsigned int sad;
vector signed int sumdiffs;
s = 0;
- sad = (vector unsigned int)(0);
+ sad = (vector unsigned int)vec_splat_u32(0);
for(i=0;i<16;i++) {
/*
Read unaligned pixels into our vectors. The vectors are as follows:
{
int i;
int s __attribute__((aligned(16)));
- const vector unsigned char zero = (const vector unsigned char)(0);
+ 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;
vector unsigned int sad;
uint8_t *pix3 = pix2 + line_size;
s = 0;
- sad = (vector unsigned int)(0);
+ sad = (vector unsigned int)vec_splat_u32(0);
/*
Due to the fact that pix3 = pix2 + line_size, the pix3 of one
int i;
int s __attribute__((aligned(16)));
uint8_t *pix3 = pix2 + line_size;
- const vector unsigned char zero = (const vector unsigned char)(0);
- const vector unsigned short two = (const vector unsigned short)(2);
+ 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);
vector unsigned char *tv, avgv, t5;
vector unsigned char pix1v, pix2v, pix3v, pix2iv, pix3iv;
vector unsigned short pix2lv, pix2hv, pix2ilv, pix2ihv;
vector unsigned int sad;
vector signed int sumdiffs;
- sad = (vector unsigned int)(0);
+ sad = (vector unsigned int)vec_splat_u32(0);
s = 0;
{
int i;
int s __attribute__((aligned(16)));
- const vector unsigned int zero = (const vector unsigned int)(0);
+ 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;
vector unsigned int sad;
vector signed int sumdiffs;
- sad = (vector unsigned int) (0);
+ sad = (vector unsigned int)vec_splat_u32(0);
for(i=0;i<16;i++) {
{
int i;
int s __attribute__((aligned(16)));
- const vector unsigned int zero = (const vector unsigned int)(0);
+ 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;
vector unsigned int sad;
vector signed int sumdiffs;
- sad = (vector unsigned int)(0);
- permclear = (vector unsigned char) (255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0);
+ sad = (vector unsigned int)vec_splat_u32(0);
+
+ permclear = (vector unsigned char)AVV(255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0);
for(i=0;i<8;i++) {
/* Read potentially unaligned pixels into t1 and t2
{
int i;
int s __attribute__((aligned(16)));
- const vector unsigned int zero = (const vector unsigned int)(0);
+ const vector unsigned int zero = (const vector unsigned int)vec_splat_u32(0);
vector unsigned char *tv;
vector unsigned char pixv;
vector unsigned int sv;
vector signed int sum;
- sv = (vector unsigned int)(0);
+ sv = (vector unsigned int)vec_splat_u32(0);
s = 0;
for (i = 0; i < 16; i++) {
{
int i;
int s __attribute__((aligned(16)));
- const vector unsigned int zero = (const vector unsigned int)(0);
+ 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;
vector unsigned int sum;
vector signed int sumsqr;
- sum = (vector unsigned int)(0);
- permclear = (vector unsigned char)(0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00);
+ sum = (vector unsigned int)vec_splat_u32(0);
+
+ permclear = (vector unsigned char)AVV(255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0);
+
for(i=0;i<8;i++) {
/* Read potentially unaligned pixels into t1 and t2
{
int i;
int s __attribute__((aligned(16)));
- const vector unsigned int zero = (const vector unsigned int)(0);
+ 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;
vector unsigned int sum;
vector signed int sumsqr;
- sum = (vector unsigned int)(0);
+ sum = (vector unsigned int)vec_splat_u32(0);
for(i=0;i<16;i++) {
/* Read potentially unaligned pixels into t1 and t2 */
return s;
}
-int pix_sum_altivec(UINT8 * pix, int line_size)
+int pix_sum_altivec(uint8_t * pix, int line_size)
{
- const vector unsigned int zero = (const vector unsigned int)(0);
+ const vector unsigned int zero = (const vector unsigned int)vec_splat_u32(0);
vector unsigned char perm, *pixv;
vector unsigned char t1;
vector unsigned int sad;
int i;
int s __attribute__((aligned(16)));
- sad = (vector unsigned int) (0);
+ sad = (vector unsigned int)vec_splat_u32(0);
for (i = 0; i < 16; i++) {
/* Read the potentially unaligned 16 pixels into t1 */
return s;
}
-void get_pixels_altivec(DCTELEM *restrict block, const UINT8 *pixels, int line_size)
+void get_pixels_altivec(DCTELEM *restrict block, const uint8_t *pixels, int line_size)
{
int i;
vector unsigned char perm, bytes, *pixv;
- const vector unsigned char zero = (const vector unsigned char) (0);
+ const vector unsigned char zero = (const vector unsigned char)vec_splat_u8(0);
vector signed short shorts;
for(i=0;i<8;i++)
}
}
-void diff_pixels_altivec(DCTELEM *restrict block, const UINT8 *s1,
- const UINT8 *s2, int stride)
+void diff_pixels_altivec(DCTELEM *restrict block, const uint8_t *s1,
+ const uint8_t *s2, int stride)
{
int i;
vector unsigned char perm, bytes, *pixv;
- const vector unsigned char zero = (const vector unsigned char) (0);
+ const vector unsigned char zero = (const vector unsigned char)vec_splat_u8(0);
vector signed short shorts1, shorts2;
for(i=0;i<4;i++)
#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
}
-extern UINT8 cropTbl[];
-void put_pixels_clamped_altivec(const DCTELEM *block, UINT8 *restrict pixels,
- int line_size)
-{
-ALTIVEC_TBL_DECLARE(altivec_put_pixels_clamped_num, 1);
-#ifdef ALTIVEC_USE_REFERENCE_C_CODE
- int i;
- UINT8 *cm = cropTbl + MAX_NEG_CROP;
-
-ALTIVEC_TBL_START_COUNT(altivec_put_pixels_clamped_num, 1);
-
- /* read the pixels */
- for(i=0;i<8;i++) {
- pixels[0] = cm[block[0]];
- pixels[1] = cm[block[1]];
- pixels[2] = cm[block[2]];
- pixels[3] = cm[block[3]];
- pixels[4] = cm[block[4]];
- pixels[5] = cm[block[5]];
- pixels[6] = cm[block[6]];
- pixels[7] = cm[block[7]];
-
- pixels += line_size;
- block += 8;
- }
-
-ALTIVEC_TBL_STOP_COUNT(altivec_put_pixels_clamped_num, 1);
-
-#else /* ALTIVEC_USE_REFERENCE_C_CODE */
- register const vector short vczero = (const vector short)(0);
- register vector short
- blockv0, blockv1, blockv2, blockv3,
- blockv4, blockv5, blockv6, blockv7;
- register vector unsigned char
- pixelsv0, pixelsv1, pixelsv2, pixelsv3, pixelsv4,
- pixelsv0old, pixelsv4old;
-
-ALTIVEC_TBL_START_COUNT(altivec_put_pixels_clamped_num, 1);
-
- blockv0 = vec_ld(0, block);
- blockv1 = vec_ld(16, block);
- blockv2 = vec_ld(32, block);
- blockv3 = vec_ld(48, block);
- blockv4 = vec_ld(64, block);
- blockv5 = vec_ld(80, block);
- blockv6 = vec_ld(96, block);
- blockv7 = vec_ld(112, block);
- if (((unsigned long)pixels) & 0x0000000F)
- {
- pixelsv0old = vec_ld(-8, pixels);
- pixelsv4old = vec_ld(56, pixels);
- pixelsv0 = vec_packsu(vczero, blockv0);
- pixelsv1 = vec_packsu(blockv1, blockv2);
- pixelsv2 = vec_packsu(blockv3, blockv4);
- pixelsv3 = vec_packsu(blockv5, blockv6);
- pixelsv4 = vec_packsu(blockv5, vczero);
- pixelsv0 = vec_perm(pixelsv0old, pixelsv0, vcprm(0, 1, s2, s3));
- pixelsv4 = vec_perm(pixelsv4, pixelsv4old, vcprm(0, 1, s2, s3));
- vec_st(pixelsv0, -8, pixels);
- vec_st(pixelsv1, 8, pixels);
- vec_st(pixelsv2, 24, pixels);
- vec_st(pixelsv3, 40, pixels);
- vec_st(pixelsv4, 56, pixels);
- }
- else
- {
- pixelsv0 = vec_packsu(blockv0, blockv1);
- pixelsv1 = vec_packsu(blockv2, blockv3);
- pixelsv2 = vec_packsu(blockv4, blockv5);
- pixelsv3 = vec_packsu(blockv6, blockv7);
- vec_st(pixelsv0, 0, pixels);
- vec_st(pixelsv1, 16, pixels);
- vec_st(pixelsv2, 32, pixels);
- vec_st(pixelsv3, 48, pixels);
- }
-
-ALTIVEC_TBL_STOP_COUNT(altivec_put_pixels_clamped_num, 1);
-#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
-}
-
+/* next one assumes that ((line_size % 16) == 0) */
void put_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h)
{
-ALTIVEC_TBL_DECLARE(altivec_put_pixels16_num, 1);
+POWERPC_TBL_DECLARE(altivec_put_pixels16_num, 1);
#ifdef ALTIVEC_USE_REFERENCE_C_CODE
int i;
-ALTIVEC_TBL_START_COUNT(altivec_put_pixels16_num, 1);
+POWERPC_TBL_START_COUNT(altivec_put_pixels16_num, 1);
for(i=0; i<h; i++) {
*((uint32_t*)(block )) = (((const struct unaligned_32 *) (pixels))->l);
block +=line_size;
}
-ALTIVEC_TBL_STOP_COUNT(altivec_put_pixels16_num, 1);
+POWERPC_TBL_STOP_COUNT(altivec_put_pixels16_num, 1);
#else /* ALTIVEC_USE_REFERENCE_C_CODE */
-
- register vector unsigned char perm = vec_lvsl(0, pixels);
register vector unsigned char pixelsv1, pixelsv2;
+ register vector unsigned char perm = vec_lvsl(0, pixels);
int i;
-ALTIVEC_TBL_START_COUNT(altivec_put_pixels16_num, 1);
+POWERPC_TBL_START_COUNT(altivec_put_pixels16_num, 1);
for(i=0; i<h; i++) {
pixelsv1 = vec_ld(0, (unsigned char*)pixels);
pixelsv2 = vec_ld(16, (unsigned char*)pixels);
- vec_st(vec_perm(pixelsv1, pixelsv2, perm), 0, (unsigned char*)block);
+ vec_st(vec_perm(pixelsv1, pixelsv2, perm),
+ 0, (unsigned char*)block);
pixels+=line_size;
block +=line_size;
}
-ALTIVEC_TBL_STOP_COUNT(altivec_put_pixels16_num, 1);
+POWERPC_TBL_STOP_COUNT(altivec_put_pixels16_num, 1);
#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
}
+/* next one assumes that ((line_size % 16) == 0) */
#define op_avg(a,b) a = ( ((a)|(b)) - ((((a)^(b))&0xFEFEFEFEUL)>>1) )
void avg_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h)
{
-ALTIVEC_TBL_DECLARE(altivec_avg_pixels16_num, 1);
+POWERPC_TBL_DECLARE(altivec_avg_pixels16_num, 1);
#ifdef ALTIVEC_USE_REFERENCE_C_CODE
int i;
-ALTIVEC_TBL_START_COUNT(altivec_avg_pixels16_num, 1);
+POWERPC_TBL_START_COUNT(altivec_avg_pixels16_num, 1);
for(i=0; i<h; i++) {
op_avg(*((uint32_t*)(block)),(((const struct unaligned_32 *)(pixels))->l));
block +=line_size;
}
-ALTIVEC_TBL_STOP_COUNT(altivec_avg_pixels16_num, 1);
+POWERPC_TBL_STOP_COUNT(altivec_avg_pixels16_num, 1);
#else /* ALTIVEC_USE_REFERENCE_C_CODE */
-
- register vector unsigned char perm = vec_lvsl(0, pixels);
register vector unsigned char pixelsv1, pixelsv2, pixelsv, blockv;
+ register vector unsigned char perm = vec_lvsl(0, pixels);
int i;
-ALTIVEC_TBL_START_COUNT(altivec_avg_pixels16_num, 1);
+POWERPC_TBL_START_COUNT(altivec_avg_pixels16_num, 1);
for(i=0; i<h; i++) {
pixelsv1 = vec_ld(0, (unsigned char*)pixels);
block +=line_size;
}
-ALTIVEC_TBL_STOP_COUNT(altivec_avg_pixels16_num, 1);
+POWERPC_TBL_STOP_COUNT(altivec_avg_pixels16_num, 1);
+
+#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
+}
+
+/* next one assumes that ((line_size % 8) == 0) */
+void avg_pixels8_altivec(uint8_t * block, const uint8_t * pixels, int line_size, int h)
+{
+POWERPC_TBL_DECLARE(altivec_avg_pixels8_num, 1);
+#ifdef ALTIVEC_USE_REFERENCE_C_CODE
+ int i;
+POWERPC_TBL_START_COUNT(altivec_avg_pixels8_num, 1);
+ for (i = 0; i < h; i++) {
+ *((uint32_t *) (block)) =
+ (((*((uint32_t *) (block))) |
+ ((((const struct unaligned_32 *) (pixels))->l))) -
+ ((((*((uint32_t *) (block))) ^
+ ((((const struct unaligned_32 *) (pixels))->
+ l))) & 0xFEFEFEFEUL) >> 1));
+ *((uint32_t *) (block + 4)) =
+ (((*((uint32_t *) (block + 4))) |
+ ((((const struct unaligned_32 *) (pixels + 4))->l))) -
+ ((((*((uint32_t *) (block + 4))) ^
+ ((((const struct unaligned_32 *) (pixels +
+ 4))->
+ l))) & 0xFEFEFEFEUL) >> 1));
+ pixels += line_size;
+ block += line_size;
+ }
+POWERPC_TBL_STOP_COUNT(altivec_avg_pixels8_num, 1);
+
+#else /* ALTIVEC_USE_REFERENCE_C_CODE */
+ register vector unsigned char pixelsv1, pixelsv2, pixelsv, blockv;
+ int i;
+
+POWERPC_TBL_START_COUNT(altivec_avg_pixels8_num, 1);
+
+ for (i = 0; i < h; i++) {
+ /*
+ block is 8 bytes-aligned, so we're either in the
+ left block (16 bytes-aligned) or in the right block (not)
+ */
+ int rightside = ((unsigned long)block & 0x0000000F);
+
+ blockv = vec_ld(0, block);
+ pixelsv1 = vec_ld(0, (unsigned char*)pixels);
+ pixelsv2 = vec_ld(16, (unsigned char*)pixels);
+ pixelsv = vec_perm(pixelsv1, pixelsv2, vec_lvsl(0, pixels));
+
+ if (rightside)
+ {
+ pixelsv = vec_perm(blockv, pixelsv, vcprm(0,1,s0,s1));
+ }
+ else
+ {
+ pixelsv = vec_perm(blockv, pixelsv, vcprm(s0,s1,2,3));
+ }
+
+ blockv = vec_avg(blockv, pixelsv);
+
+ vec_st(blockv, 0, block);
+
+ pixels += line_size;
+ block += line_size;
+ }
+
+POWERPC_TBL_STOP_COUNT(altivec_avg_pixels8_num, 1);
+
+#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
+}
+
+/* next one assumes that ((line_size % 8) == 0) */
+void put_pixels8_xy2_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h)
+{
+POWERPC_TBL_DECLARE(altivec_put_pixels8_xy2_num, 1);
+#ifdef ALTIVEC_USE_REFERENCE_C_CODE
+ int j;
+POWERPC_TBL_START_COUNT(altivec_put_pixels8_xy2_num, 1);
+ for (j = 0; j < 2; j++) {
+ int i;
+ const uint32_t a = (((const struct unaligned_32 *) (pixels))->l);
+ const uint32_t b =
+ (((const struct unaligned_32 *) (pixels + 1))->l);
+ uint32_t l0 =
+ (a & 0x03030303UL) + (b & 0x03030303UL) + 0x02020202UL;
+ uint32_t h0 =
+ ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ uint32_t l1, h1;
+ pixels += line_size;
+ for (i = 0; i < h; i += 2) {
+ uint32_t a = (((const struct unaligned_32 *) (pixels))->l);
+ uint32_t b = (((const struct unaligned_32 *) (pixels + 1))->l);
+ l1 = (a & 0x03030303UL) + (b & 0x03030303UL);
+ h1 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ *((uint32_t *) block) =
+ h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);
+ pixels += line_size;
+ block += line_size;
+ a = (((const struct unaligned_32 *) (pixels))->l);
+ b = (((const struct unaligned_32 *) (pixels + 1))->l);
+ l0 = (a & 0x03030303UL) + (b & 0x03030303UL) + 0x02020202UL;
+ h0 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ *((uint32_t *) block) =
+ h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);
+ pixels += line_size;
+ block += line_size;
+ } pixels += 4 - line_size * (h + 1);
+ block += 4 - line_size * h;
+ }
+
+POWERPC_TBL_STOP_COUNT(altivec_put_pixels8_xy2_num, 1);
+
+#else /* ALTIVEC_USE_REFERENCE_C_CODE */
+ register int i;
+ register vector unsigned char
+ pixelsv1, pixelsv2,
+ pixelsavg;
+ register vector unsigned char
+ blockv, temp1, temp2;
+ register vector unsigned short
+ pixelssum1, pixelssum2, temp3;
+ register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0);
+ register const vector unsigned short vctwo = (const vector unsigned short)vec_splat_u16(2);
+
+ temp1 = vec_ld(0, pixels);
+ temp2 = vec_ld(16, pixels);
+ pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels));
+ if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F)
+ {
+ pixelsv2 = temp2;
+ }
+ else
+ {
+ pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels));
+ }
+ pixelsv1 = vec_mergeh(vczero, pixelsv1);
+ pixelsv2 = vec_mergeh(vczero, pixelsv2);
+ pixelssum1 = vec_add((vector unsigned short)pixelsv1,
+ (vector unsigned short)pixelsv2);
+ pixelssum1 = vec_add(pixelssum1, vctwo);
+
+POWERPC_TBL_START_COUNT(altivec_put_pixels8_xy2_num, 1);
+ for (i = 0; i < h ; i++) {
+ int rightside = ((unsigned long)block & 0x0000000F);
+ blockv = vec_ld(0, block);
+
+ temp1 = vec_ld(line_size, pixels);
+ temp2 = vec_ld(line_size + 16, pixels);
+ pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels));
+ if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F)
+ {
+ pixelsv2 = temp2;
+ }
+ else
+ {
+ pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels));
+ }
+
+ pixelsv1 = vec_mergeh(vczero, pixelsv1);
+ pixelsv2 = vec_mergeh(vczero, pixelsv2);
+ pixelssum2 = vec_add((vector unsigned short)pixelsv1,
+ (vector unsigned short)pixelsv2);
+ temp3 = vec_add(pixelssum1, pixelssum2);
+ temp3 = vec_sra(temp3, vctwo);
+ pixelssum1 = vec_add(pixelssum2, vctwo);
+ pixelsavg = vec_packsu(temp3, (vector unsigned short) vczero);
+
+ if (rightside)
+ {
+ blockv = vec_perm(blockv, pixelsavg, vcprm(0, 1, s0, s1));
+ }
+ else
+ {
+ blockv = vec_perm(blockv, pixelsavg, vcprm(s0, s1, 2, 3));
+ }
+
+ vec_st(blockv, 0, block);
+
+ block += line_size;
+ pixels += line_size;
+ }
+
+POWERPC_TBL_STOP_COUNT(altivec_put_pixels8_xy2_num, 1);
+#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
+}
+
+/* next one assumes that ((line_size % 8) == 0) */
+void put_no_rnd_pixels8_xy2_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h)
+{
+POWERPC_TBL_DECLARE(altivec_put_no_rnd_pixels8_xy2_num, 1);
+#ifdef ALTIVEC_USE_REFERENCE_C_CODE
+ int j;
+POWERPC_TBL_START_COUNT(altivec_put_no_rnd_pixels8_xy2_num, 1);
+ for (j = 0; j < 2; j++) {
+ int i;
+ const uint32_t a = (((const struct unaligned_32 *) (pixels))->l);
+ const uint32_t b =
+ (((const struct unaligned_32 *) (pixels + 1))->l);
+ uint32_t l0 =
+ (a & 0x03030303UL) + (b & 0x03030303UL) + 0x01010101UL;
+ uint32_t h0 =
+ ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ uint32_t l1, h1;
+ pixels += line_size;
+ for (i = 0; i < h; i += 2) {
+ uint32_t a = (((const struct unaligned_32 *) (pixels))->l);
+ uint32_t b = (((const struct unaligned_32 *) (pixels + 1))->l);
+ l1 = (a & 0x03030303UL) + (b & 0x03030303UL);
+ h1 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ *((uint32_t *) block) =
+ h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);
+ pixels += line_size;
+ block += line_size;
+ a = (((const struct unaligned_32 *) (pixels))->l);
+ b = (((const struct unaligned_32 *) (pixels + 1))->l);
+ l0 = (a & 0x03030303UL) + (b & 0x03030303UL) + 0x01010101UL;
+ h0 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ *((uint32_t *) block) =
+ h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);
+ pixels += line_size;
+ block += line_size;
+ } pixels += 4 - line_size * (h + 1);
+ block += 4 - line_size * h;
+ }
+
+POWERPC_TBL_STOP_COUNT(altivec_put_no_rnd_pixels8_xy2_num, 1);
+#else /* ALTIVEC_USE_REFERENCE_C_CODE */
+ register int i;
+ register vector unsigned char
+ pixelsv1, pixelsv2,
+ pixelsavg;
+ register vector unsigned char
+ blockv, temp1, temp2;
+ register vector unsigned short
+ pixelssum1, pixelssum2, temp3;
+ register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0);
+ register const vector unsigned short vcone = (const vector unsigned short)vec_splat_u16(1);
+ register const vector unsigned short vctwo = (const vector unsigned short)vec_splat_u16(2);
+
+ temp1 = vec_ld(0, pixels);
+ temp2 = vec_ld(16, pixels);
+ pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels));
+ if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F)
+ {
+ pixelsv2 = temp2;
+ }
+ else
+ {
+ pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels));
+ }
+ pixelsv1 = vec_mergeh(vczero, pixelsv1);
+ pixelsv2 = vec_mergeh(vczero, pixelsv2);
+ pixelssum1 = vec_add((vector unsigned short)pixelsv1,
+ (vector unsigned short)pixelsv2);
+ pixelssum1 = vec_add(pixelssum1, vcone);
+
+POWERPC_TBL_START_COUNT(altivec_put_no_rnd_pixels8_xy2_num, 1);
+ for (i = 0; i < h ; i++) {
+ int rightside = ((unsigned long)block & 0x0000000F);
+ blockv = vec_ld(0, block);
+
+ temp1 = vec_ld(line_size, pixels);
+ temp2 = vec_ld(line_size + 16, pixels);
+ pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels));
+ if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F)
+ {
+ pixelsv2 = temp2;
+ }
+ else
+ {
+ pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels));
+ }
+
+ pixelsv1 = vec_mergeh(vczero, pixelsv1);
+ pixelsv2 = vec_mergeh(vczero, pixelsv2);
+ pixelssum2 = vec_add((vector unsigned short)pixelsv1,
+ (vector unsigned short)pixelsv2);
+ temp3 = vec_add(pixelssum1, pixelssum2);
+ temp3 = vec_sra(temp3, vctwo);
+ pixelssum1 = vec_add(pixelssum2, vcone);
+ pixelsavg = vec_packsu(temp3, (vector unsigned short) vczero);
+
+ if (rightside)
+ {
+ blockv = vec_perm(blockv, pixelsavg, vcprm(0, 1, s0, s1));
+ }
+ else
+ {
+ blockv = vec_perm(blockv, pixelsavg, vcprm(s0, s1, 2, 3));
+ }
+
+ vec_st(blockv, 0, block);
+
+ block += line_size;
+ pixels += line_size;
+ }
+
+POWERPC_TBL_STOP_COUNT(altivec_put_no_rnd_pixels8_xy2_num, 1);
+#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
+}
+
+/* next one assumes that ((line_size % 16) == 0) */
+void put_pixels16_xy2_altivec(uint8_t * block, const uint8_t * pixels, int line_size, int h)
+{
+POWERPC_TBL_DECLARE(altivec_put_pixels16_xy2_num, 1);
+#ifdef ALTIVEC_USE_REFERENCE_C_CODE
+ int j;
+POWERPC_TBL_START_COUNT(altivec_put_pixels16_xy2_num, 1);
+ for (j = 0; j < 4; j++) {
+ int i;
+ const uint32_t a = (((const struct unaligned_32 *) (pixels))->l);
+ const uint32_t b =
+ (((const struct unaligned_32 *) (pixels + 1))->l);
+ uint32_t l0 =
+ (a & 0x03030303UL) + (b & 0x03030303UL) + 0x02020202UL;
+ uint32_t h0 =
+ ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ uint32_t l1, h1;
+ pixels += line_size;
+ for (i = 0; i < h; i += 2) {
+ uint32_t a = (((const struct unaligned_32 *) (pixels))->l);
+ uint32_t b = (((const struct unaligned_32 *) (pixels + 1))->l);
+ l1 = (a & 0x03030303UL) + (b & 0x03030303UL);
+ h1 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ *((uint32_t *) block) =
+ h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);
+ pixels += line_size;
+ block += line_size;
+ a = (((const struct unaligned_32 *) (pixels))->l);
+ b = (((const struct unaligned_32 *) (pixels + 1))->l);
+ l0 = (a & 0x03030303UL) + (b & 0x03030303UL) + 0x02020202UL;
+ h0 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ *((uint32_t *) block) =
+ h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);
+ pixels += line_size;
+ block += line_size;
+ } pixels += 4 - line_size * (h + 1);
+ block += 4 - line_size * h;
+ }
+
+POWERPC_TBL_STOP_COUNT(altivec_put_pixels16_xy2_num, 1);
+
+#else /* ALTIVEC_USE_REFERENCE_C_CODE */
+ register int i;
+ register vector unsigned char
+ pixelsv1, pixelsv2, pixelsv3, pixelsv4;
+ register vector unsigned char
+ blockv, temp1, temp2;
+ register vector unsigned short
+ pixelssum1, pixelssum2, temp3,
+ pixelssum3, pixelssum4, temp4;
+ register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0);
+ register const vector unsigned short vctwo = (const vector unsigned short)vec_splat_u16(2);
+
+POWERPC_TBL_START_COUNT(altivec_put_pixels16_xy2_num, 1);
+
+ temp1 = vec_ld(0, pixels);
+ temp2 = vec_ld(16, pixels);
+ pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels));
+ if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F)
+ {
+ pixelsv2 = temp2;
+ }
+ else
+ {
+ pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels));
+ }
+ pixelsv3 = vec_mergel(vczero, pixelsv1);
+ pixelsv4 = vec_mergel(vczero, pixelsv2);
+ pixelsv1 = vec_mergeh(vczero, pixelsv1);
+ pixelsv2 = vec_mergeh(vczero, pixelsv2);
+ pixelssum3 = vec_add((vector unsigned short)pixelsv3,
+ (vector unsigned short)pixelsv4);
+ pixelssum3 = vec_add(pixelssum3, vctwo);
+ pixelssum1 = vec_add((vector unsigned short)pixelsv1,
+ (vector unsigned short)pixelsv2);
+ pixelssum1 = vec_add(pixelssum1, vctwo);
+
+ for (i = 0; i < h ; i++) {
+ blockv = vec_ld(0, block);
+
+ temp1 = vec_ld(line_size, pixels);
+ temp2 = vec_ld(line_size + 16, pixels);
+ pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels));
+ if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F)
+ {
+ pixelsv2 = temp2;
+ }
+ else
+ {
+ pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels));
+ }
+
+ pixelsv3 = vec_mergel(vczero, pixelsv1);
+ pixelsv4 = vec_mergel(vczero, pixelsv2);
+ pixelsv1 = vec_mergeh(vczero, pixelsv1);
+ pixelsv2 = vec_mergeh(vczero, pixelsv2);
+
+ pixelssum4 = vec_add((vector unsigned short)pixelsv3,
+ (vector unsigned short)pixelsv4);
+ pixelssum2 = vec_add((vector unsigned short)pixelsv1,
+ (vector unsigned short)pixelsv2);
+ temp4 = vec_add(pixelssum3, pixelssum4);
+ temp4 = vec_sra(temp4, vctwo);
+ temp3 = vec_add(pixelssum1, pixelssum2);
+ temp3 = vec_sra(temp3, vctwo);
+
+ pixelssum3 = vec_add(pixelssum4, vctwo);
+ pixelssum1 = vec_add(pixelssum2, vctwo);
+
+ blockv = vec_packsu(temp3, temp4);
+
+ vec_st(blockv, 0, block);
+
+ block += line_size;
+ pixels += line_size;
+ }
+
+POWERPC_TBL_STOP_COUNT(altivec_put_pixels16_xy2_num, 1);
+#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
+}
+
+/* next one assumes that ((line_size % 16) == 0) */
+void put_no_rnd_pixels16_xy2_altivec(uint8_t * block, const uint8_t * pixels, int line_size, int h)
+{
+POWERPC_TBL_DECLARE(altivec_put_no_rnd_pixels16_xy2_num, 1);
+#ifdef ALTIVEC_USE_REFERENCE_C_CODE
+ int j;
+POWERPC_TBL_START_COUNT(altivec_put_no_rnd_pixels16_xy2_num, 1);
+ for (j = 0; j < 4; j++) {
+ int i;
+ const uint32_t a = (((const struct unaligned_32 *) (pixels))->l);
+ const uint32_t b =
+ (((const struct unaligned_32 *) (pixels + 1))->l);
+ uint32_t l0 =
+ (a & 0x03030303UL) + (b & 0x03030303UL) + 0x01010101UL;
+ uint32_t h0 =
+ ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ uint32_t l1, h1;
+ pixels += line_size;
+ for (i = 0; i < h; i += 2) {
+ uint32_t a = (((const struct unaligned_32 *) (pixels))->l);
+ uint32_t b = (((const struct unaligned_32 *) (pixels + 1))->l);
+ l1 = (a & 0x03030303UL) + (b & 0x03030303UL);
+ h1 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ *((uint32_t *) block) =
+ h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);
+ pixels += line_size;
+ block += line_size;
+ a = (((const struct unaligned_32 *) (pixels))->l);
+ b = (((const struct unaligned_32 *) (pixels + 1))->l);
+ l0 = (a & 0x03030303UL) + (b & 0x03030303UL) + 0x01010101UL;
+ h0 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);
+ *((uint32_t *) block) =
+ h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);
+ pixels += line_size;
+ block += line_size;
+ } pixels += 4 - line_size * (h + 1);
+ block += 4 - line_size * h;
+ }
+
+POWERPC_TBL_STOP_COUNT(altivec_put_no_rnd_pixels16_xy2_num, 1);
+
+#else /* ALTIVEC_USE_REFERENCE_C_CODE */
+ register int i;
+ register vector unsigned char
+ pixelsv1, pixelsv2, pixelsv3, pixelsv4;
+ register vector unsigned char
+ blockv, temp1, temp2;
+ register vector unsigned short
+ pixelssum1, pixelssum2, temp3,
+ pixelssum3, pixelssum4, temp4;
+ register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0);
+ register const vector unsigned short vcone = (const vector unsigned short)vec_splat_u16(1);
+ register const vector unsigned short vctwo = (const vector unsigned short)vec_splat_u16(2);
+
+POWERPC_TBL_START_COUNT(altivec_put_no_rnd_pixels16_xy2_num, 1);
+
+ temp1 = vec_ld(0, pixels);
+ temp2 = vec_ld(16, pixels);
+ pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels));
+ if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F)
+ {
+ pixelsv2 = temp2;
+ }
+ else
+ {
+ pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels));
+ }
+ pixelsv3 = vec_mergel(vczero, pixelsv1);
+ pixelsv4 = vec_mergel(vczero, pixelsv2);
+ pixelsv1 = vec_mergeh(vczero, pixelsv1);
+ pixelsv2 = vec_mergeh(vczero, pixelsv2);
+ pixelssum3 = vec_add((vector unsigned short)pixelsv3,
+ (vector unsigned short)pixelsv4);
+ pixelssum3 = vec_add(pixelssum3, vcone);
+ pixelssum1 = vec_add((vector unsigned short)pixelsv1,
+ (vector unsigned short)pixelsv2);
+ pixelssum1 = vec_add(pixelssum1, vcone);
+
+ for (i = 0; i < h ; i++) {
+ blockv = vec_ld(0, block);
+
+ temp1 = vec_ld(line_size, pixels);
+ temp2 = vec_ld(line_size + 16, pixels);
+ pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels));
+ if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F)
+ {
+ pixelsv2 = temp2;
+ }
+ else
+ {
+ pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels));
+ }
+
+ pixelsv3 = vec_mergel(vczero, pixelsv1);
+ pixelsv4 = vec_mergel(vczero, pixelsv2);
+ pixelsv1 = vec_mergeh(vczero, pixelsv1);
+ pixelsv2 = vec_mergeh(vczero, pixelsv2);
+
+ pixelssum4 = vec_add((vector unsigned short)pixelsv3,
+ (vector unsigned short)pixelsv4);
+ pixelssum2 = vec_add((vector unsigned short)pixelsv1,
+ (vector unsigned short)pixelsv2);
+ temp4 = vec_add(pixelssum3, pixelssum4);
+ temp4 = vec_sra(temp4, vctwo);
+ temp3 = vec_add(pixelssum1, pixelssum2);
+ temp3 = vec_sra(temp3, vctwo);
+
+ pixelssum3 = vec_add(pixelssum4, vcone);
+ pixelssum1 = vec_add(pixelssum2, vcone);
+
+ blockv = vec_packsu(temp3, temp4);
+
+ vec_st(blockv, 0, block);
+
+ block += line_size;
+ pixels += line_size;
+ }
+
+POWERPC_TBL_STOP_COUNT(altivec_put_no_rnd_pixels16_xy2_num, 1);
#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
}
int has_altivec(void)
{
-#if CONFIG_DARWIN
+#ifdef CONFIG_DARWIN
int sels[2] = {CTL_HW, HW_VECTORUNIT};
int has_vu = 0;
size_t len = sizeof(has_vu);
err = sysctl(sels, 2, &has_vu, &len, NULL, 0);
if (err == 0) return (has_vu != 0);
-#endif
+#else /* CONFIG_DARWIN */
+/* no Darwin, do it the brute-force way */
+/* this is borrowed from the libmpeg2 library */
+ {
+ signal (SIGILL, sigill_handler);
+ if (sigsetjmp (jmpbuf, 1)) {
+ signal (SIGILL, SIG_DFL);
+ } else {
+ canjump = 1;
+
+ asm volatile ("mtspr 256, %0\n\t"
+ "vand %%v0, %%v0, %%v0"
+ :
+ : "r" (-1));
+
+ signal (SIGILL, SIG_DFL);
+ return 1;
+ }
+ }
+#endif /* CONFIG_DARWIN */
return 0;
}
-
-#ifdef ALTIVEC_TBL_PERFORMANCE_REPORT
-void altivec_display_perf_report(void)
-{
- int i;
- fprintf(stderr, "AltiVec performance report\n Values are from the Time Base register, and represent 4 bus cycles.\n");
- for(i = 0 ; i < altivec_perf_total ; i++)
- {
- if (perfdata[i][altivec_data_num] != (unsigned long long)0)
- fprintf(stderr, " Function \"%s\":\n\tmin: %llu\n\tmax: %llu\n\tavg: %1.2lf (%llu)\n",
- perfname[i],
- perfdata[i][altivec_data_min],
- perfdata[i][altivec_data_max],
- (double)perfdata[i][altivec_data_sum] /
- (double)perfdata[i][altivec_data_num],
- perfdata[i][altivec_data_num]);
- }
-}
-#endif /* ALTIVEC_TBL_PERFORMANCE_REPORT */
projects / ffmpeg / blobdiff