RepoMirrors
/
ffmpeg
mirror of https://git.ffmpeg.org/ffmpeg.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

dsputil_mmx: K&R formatting cosmetics

This commit is contained in:
Diego Biurrun 2013-12-25 15:49:31 +01:00
parent 6a8b35dc88
commit 38675229a8
1 changed files with 49 additions and 55 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

104
libavcodec/x86/dsputil_mmx.c
View File

@ -57,8 +57,8 @@ void ff_put_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels,
"movq %%mm2, (%0, %1) \n\t"
"movq %%mm4, (%0, %1, 2) \n\t"
"movq %%mm6, (%0, %2) \n\t"
:: "r"(pix), "r"((x86_reg)line_size), "r"((x86_reg)line_size * 3),
"r"(p)
:: "r" (pix), "r" ((x86_reg) line_size), "r" ((x86_reg) line_size * 3),
"r" (p)
: "memory");
pix += line_size * 4;
p += 32;
@ -83,7 +83,8 @@ void ff_put_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels,
"movq %%mm2, (%0, %1) \n\t"
"movq %%mm4, (%0, %1, 2) \n\t"
"movq %%mm6, (%0, %2) \n\t"
:: "r"(pix), "r"((x86_reg)line_size), "r"((x86_reg)line_size * 3), "r"(p)
:: "r" (pix), "r" ((x86_reg) line_size), "r" ((x86_reg) line_size * 3),
"r" (p)
: "memory");
}
@ -117,8 +118,8 @@ void ff_put_signed_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels,
put_signed_pixels_clamped_mmx_half(0)
"lea (%0, %3, 4), %0 \n\t"
put_signed_pixels_clamped_mmx_half(64)
: "+&r"(pixels), "=&r"(line_skip3)
: "r"(block), "r"(line_skip)
: "+&r" (pixels), "=&r" (line_skip3)
: "r" (block), "r" (line_skip)
: "memory");
}
@ -156,8 +157,8 @@ void ff_add_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels,
"packuswb %%mm3, %%mm2 \n\t"
"movq %%mm0, %0 \n\t"
"movq %%mm2, %1 \n\t"
: "+m"(*pix), "+m"(*(pix + line_size))
: "r"(p)
: "+m" (*pix), "+m" (*(pix + line_size))
: "r" (p)
: "memory");
pix += line_size * 2;
p += 16;
@ -177,10 +178,9 @@ void name(int16_t *blocks) \
"movq %%mm7, 24(%0, %%"REG_a") \n\t" \
"add $32, %%"REG_a" \n\t" \
"js 1b \n\t" \
:: "r"(((uint8_t *)blocks) + 128 * n), \
:: "r"(((uint8_t *) blocks) + 128 * n), \
"i"(-128 * n) \
: "%"REG_a \
); \
: "%"REG_a); \
}
CLEAR_BLOCKS(ff_clear_blocks_mmx, 6)
CLEAR_BLOCKS(ff_clear_block_mmx, 1)
@ -197,9 +197,8 @@ void ff_clear_block_sse(int16_t *block)
"movaps %%xmm0, 80(%0) \n"
"movaps %%xmm0, 96(%0) \n"
"movaps %%xmm0, 112(%0) \n"
:: "r"(block)
: "memory"
);
:: "r" (block)
: "memory");
}
void ff_clear_blocks_sse(int16_t *blocks)
@ -218,15 +217,14 @@ void ff_clear_blocks_sse(int16_t *blocks)
"movaps %%xmm0, 112(%0, %%"REG_a") \n"
"add $128, %%"REG_a" \n"
"js 1b \n"
:: "r"(((uint8_t *)blocks) + 128 * 6),
"i"(-128 * 6)
: "%"REG_a
);
:: "r"(((uint8_t *) blocks) + 128 * 6), "i"(-128 * 6)
: "%"REG_a);
}
void ff_add_bytes_mmx(uint8_t *dst, uint8_t *src, int w)
{
x86_reg i = 0;
__asm__ volatile (
"jmp 2f \n\t"
"1: \n\t"
@ -242,10 +240,10 @@ void ff_add_bytes_mmx(uint8_t *dst, uint8_t *src, int w)
"2: \n\t"
"cmp %3, %0 \n\t"
"js 1b \n\t"
: "+r"(i)
: "r"(src), "r"(dst), "r"((x86_reg)w - 15)
);
for ( ; i < w; i++)
: "+r" (i)
: "r" (src), "r" (dst), "r" ((x86_reg) w - 15));
for (; i < w; i++)
dst[i + 0] += src[i + 0];
}
@ -276,9 +274,9 @@ void ff_draw_edges_mmx(uint8_t *buf, int wrap, int width, int height,
"add %1, %0 \n\t"
"cmp %3, %0 \n\t"
"jb 1b \n\t"
: "+r"(ptr)
: "r"((x86_reg)wrap), "r"((x86_reg)width), "r"(ptr + wrap * height)
);
: "+r" (ptr)
: "r" ((x86_reg) wrap), "r" ((x86_reg) width),
"r" (ptr + wrap * height));
} else {
__asm__ volatile (
"1: \n\t"
@ -297,9 +295,9 @@ void ff_draw_edges_mmx(uint8_t *buf, int wrap, int width, int height,
"add %1, %0 \n\t"
"cmp %3, %0 \n\t"
"jb 1b \n\t"
: "+r"(ptr)
: "r"((x86_reg)wrap), "r"((x86_reg)width), "r"(ptr + wrap * height)
);
: "+r" (ptr)
: "r" ((x86_reg) wrap), "r" ((x86_reg) width),
"r" (ptr + wrap * height));
}
/* top and bottom (and hopefully also the corners) */
@ -316,10 +314,10 @@ void ff_draw_edges_mmx(uint8_t *buf, int wrap, int width, int height,
"add $8, %0 \n\t"
"cmp %4, %0 \n\t"
"jb 1b \n\t"
: "+r"(ptr)
: "r"((x86_reg)buf - (x86_reg)ptr - w), "r"((x86_reg) -wrap),
"r"((x86_reg) -wrap * 3), "r"(ptr + width + 2 * w)
);
: "+r" (ptr)
: "r" ((x86_reg) buf - (x86_reg) ptr - w),
"r" ((x86_reg) - wrap), "r" ((x86_reg) - wrap * 3),
"r" (ptr + width + 2 * w));
}
}
@ -336,11 +334,10 @@ void ff_draw_edges_mmx(uint8_t *buf, int wrap, int width, int height,
"add $8, %0 \n\t"
"cmp %4, %0 \n\t"
"jb 1b \n\t"
: "+r"(ptr)
: "r"((x86_reg)last_line - (x86_reg)ptr - w),
"r"((x86_reg)wrap), "r"((x86_reg)wrap * 3),
"r"(ptr + width + 2 * w)
);
: "+r" (ptr)
: "r" ((x86_reg) last_line - (x86_reg) ptr - w),
"r" ((x86_reg) wrap), "r" ((x86_reg) wrap * 3),
"r" (ptr + width + 2 * w));
}
}
}
@ -362,20 +359,21 @@ void ff_gmc_mmx(uint8_t *dst, uint8_t *src,
const uint16_t r4[4] = { r, r, r, r };
const uint16_t dxy4[4] = { dxys, dxys, dxys, dxys };
const uint16_t dyy4[4] = { dyys, dyys, dyys, dyys };
const uint64_t shift2 = 2 * shift;
const uint64_t shift2 = 2 * shift;
int x, y;
const int dxw = (dxx - (1 << (16 + shift))) * (w - 1);
const int dyh = (dyy - (1 << (16 + shift))) * (h - 1);
const int dxh = dxy * (h - 1);
const int dyw = dyx * (w - 1);
if ( // non-constant fullpel offset (3% of blocks)
((ox ^ (ox + dxw)) | (ox ^ (ox + dxh)) | (ox ^ (ox + dxw + dxh)) |
(oy ^ (oy + dyw)) | (oy ^ (oy + dyh)) | (oy ^ (oy + dyw + dyh))) >> (16 + shift)
(oy ^ (oy + dyw)) | (oy ^ (oy + dyh)) | (oy ^ (oy + dyw + dyh))) >> (16 + shift) ||
// uses more than 16 bits of subpel mv (only at huge resolution)
|| (dxx | dxy | dyx | dyy) & 15 ||
(unsigned)ix >= width - w ||
(unsigned)iy >= height - h) {
(dxx | dxy | dyx | dyy) & 15 ||
(unsigned) ix >= width - w ||
(unsigned) iy >= height - h) {
// FIXME could still use mmx for some of the rows
ff_gmc_c(dst, src, stride, h, ox, oy, dxx, dxy, dyx, dyy,
shift, r, width, height);
@ -389,8 +387,7 @@ void ff_gmc_mmx(uint8_t *dst, uint8_t *src,
"pxor %%mm7, %%mm7 \n\t"
"punpcklwd %%mm6, %%mm6 \n\t"
"punpcklwd %%mm6, %%mm6 \n\t"
:: "r"(1<<shift)
);
:: "r" (1 << shift));
for (x = 0; x < w; x += 4) {
uint16_t dx4[4] = { oxs - dxys + dxxs * (x + 0),
@ -412,9 +409,8 @@ void ff_gmc_mmx(uint8_t *dst, uint8_t *src,
"movq %%mm5, %1 \n\t"
"psrlw $12, %%mm4 \n\t"
"psrlw $12, %%mm5 \n\t"
: "+m"(*dx4), "+m"(*dy4)
: "m"(*dxy4), "m"(*dyy4)
);
: "+m" (*dx4), "+m" (*dy4)
: "m" (*dxy4), "m" (*dyy4));
__asm__ volatile (
"movq %%mm6, %%mm2 \n\t"
@ -450,11 +446,10 @@ void ff_gmc_mmx(uint8_t *dst, uint8_t *src,
"packuswb %%mm0, %%mm0 \n\t"
"movd %%mm0, %0 \n\t"
: "=m"(dst[x + y * stride])
: "m"(src[0]), "m"(src[1]),
"m"(src[stride]), "m"(src[stride + 1]),
"m"(*r4), "m"(shift2)
);
: "=m" (dst[x + y * stride])
: "m" (src[0]), "m" (src[1]),
"m" (src[stride]), "m" (src[stride + 1]),
"m" (*r4), "m" (shift2));
src += stride;
}
src += 4 - h * stride;
@ -489,10 +484,9 @@ void ff_vector_clipf_sse(float *dst, const float *src,
"movaps %%xmm3, 48(%1, %0) \n\t"
"sub $64, %0 \n\t"
"jge 1b \n\t"
: "+&r"(i)
: "r"(dst), "r"(src), "m"(min), "m"(max)
: "memory"
);
: "+&r" (i)
: "r" (dst), "r" (src), "m" (min), "m" (max)
: "memory");
}
#endif /* HAVE_INLINE_ASM */