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authorsanine <sanine.not@pm.me>2022-10-12 13:26:36 -0500
committersanine <sanine.not@pm.me>2022-10-12 13:26:36 -0500
commitf567ea1e2798fd3156a416e61f083ea3e6b95719 (patch)
tree53b51bda93aadf9dd13fcd77635b8c4b5c813768 /libs/pixman-0.40.0/pixman/pixman-mmx.c
parent530ffd0b7d3c39757b20f00716e486b5caf89aff (diff)
add pixman and libpngraylib
Diffstat (limited to 'libs/pixman-0.40.0/pixman/pixman-mmx.c')
-rw-r--r--libs/pixman-0.40.0/pixman/pixman-mmx.c4153
1 files changed, 4153 insertions, 0 deletions
diff --git a/libs/pixman-0.40.0/pixman/pixman-mmx.c b/libs/pixman-0.40.0/pixman/pixman-mmx.c
new file mode 100644
index 0000000..d7cf265
--- /dev/null
+++ b/libs/pixman-0.40.0/pixman/pixman-mmx.c
@@ -0,0 +1,4153 @@
+/*
+ * Copyright © 2004, 2005 Red Hat, Inc.
+ * Copyright © 2004 Nicholas Miell
+ * Copyright © 2005 Trolltech AS
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Red Hat not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. Red Hat makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ *
+ * Author: Søren Sandmann (sandmann@redhat.com)
+ * Minor Improvements: Nicholas Miell (nmiell@gmail.com)
+ * MMX code paths for fbcompose.c by Lars Knoll (lars@trolltech.com)
+ *
+ * Based on work by Owen Taylor
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#if defined USE_X86_MMX || defined USE_ARM_IWMMXT || defined USE_LOONGSON_MMI
+
+#ifdef USE_LOONGSON_MMI
+#include <loongson-mmintrin.h>
+#else
+#include <mmintrin.h>
+#endif
+#include "pixman-private.h"
+#include "pixman-combine32.h"
+#include "pixman-inlines.h"
+
+#ifdef VERBOSE
+#define CHECKPOINT() error_f ("at %s %d\n", __FUNCTION__, __LINE__)
+#else
+#define CHECKPOINT()
+#endif
+
+#if defined USE_ARM_IWMMXT && __GNUC__ == 4 && __GNUC_MINOR__ < 8
+/* Empty the multimedia state. For some reason, ARM's mmintrin.h doesn't provide this. */
+extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_empty (void)
+{
+
+}
+#endif
+
+#ifdef USE_X86_MMX
+# if (defined(__SUNPRO_C) || defined(_MSC_VER) || defined(_WIN64))
+# include <xmmintrin.h>
+# else
+/* We have to compile with -msse to use xmmintrin.h, but that causes SSE
+ * instructions to be generated that we don't want. Just duplicate the
+ * functions we want to use. */
+extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_movemask_pi8 (__m64 __A)
+{
+ int ret;
+
+ asm ("pmovmskb %1, %0\n\t"
+ : "=r" (ret)
+ : "y" (__A)
+ );
+
+ return ret;
+}
+
+extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_mulhi_pu16 (__m64 __A, __m64 __B)
+{
+ asm ("pmulhuw %1, %0\n\t"
+ : "+y" (__A)
+ : "y" (__B)
+ );
+ return __A;
+}
+
+# define _mm_shuffle_pi16(A, N) \
+ ({ \
+ __m64 ret; \
+ \
+ asm ("pshufw %2, %1, %0\n\t" \
+ : "=y" (ret) \
+ : "y" (A), "K" ((const int8_t)N) \
+ ); \
+ \
+ ret; \
+ })
+# endif
+#endif
+
+#ifndef _MSC_VER
+#define _MM_SHUFFLE(fp3,fp2,fp1,fp0) \
+ (((fp3) << 6) | ((fp2) << 4) | ((fp1) << 2) | (fp0))
+#endif
+
+/* Notes about writing mmx code
+ *
+ * give memory operands as the second operand. If you give it as the
+ * first, gcc will first load it into a register, then use that
+ * register
+ *
+ * ie. use
+ *
+ * _mm_mullo_pi16 (x, mmx_constant);
+ *
+ * not
+ *
+ * _mm_mullo_pi16 (mmx_constant, x);
+ *
+ * Also try to minimize dependencies. i.e. when you need a value, try
+ * to calculate it from a value that was calculated as early as
+ * possible.
+ */
+
+/* --------------- MMX primitives ------------------------------------- */
+
+/* If __m64 is defined as a struct or union, then define M64_MEMBER to be
+ * the name of the member used to access the data.
+ * If __m64 requires using mm_cvt* intrinsics functions to convert between
+ * uint64_t and __m64 values, then define USE_CVT_INTRINSICS.
+ * If __m64 and uint64_t values can just be cast to each other directly,
+ * then define USE_M64_CASTS.
+ * If __m64 is a double datatype, then define USE_M64_DOUBLE.
+ */
+#ifdef _MSC_VER
+# define M64_MEMBER m64_u64
+#elif defined(__ICC)
+# define USE_CVT_INTRINSICS
+#elif defined(USE_LOONGSON_MMI)
+# define USE_M64_DOUBLE
+#elif defined(__GNUC__)
+# define USE_M64_CASTS
+#elif defined(__SUNPRO_C)
+# if (__SUNPRO_C >= 0x5120) && !defined(__NOVECTORSIZE__)
+/* Solaris Studio 12.3 (Sun C 5.12) introduces __attribute__(__vector_size__)
+ * support, and defaults to using it to define __m64, unless __NOVECTORSIZE__
+ * is defined. If it is used, then the mm_cvt* intrinsics must be used.
+ */
+# define USE_CVT_INTRINSICS
+# else
+/* For Studio 12.2 or older, or when __attribute__(__vector_size__) is
+ * disabled, __m64 is defined as a struct containing "unsigned long long l_".
+ */
+# define M64_MEMBER l_
+# endif
+#endif
+
+#if defined(USE_M64_CASTS) || defined(USE_CVT_INTRINSICS) || defined(USE_M64_DOUBLE)
+typedef uint64_t mmxdatafield;
+#else
+typedef __m64 mmxdatafield;
+#endif
+
+typedef struct
+{
+ mmxdatafield mmx_4x00ff;
+ mmxdatafield mmx_4x0080;
+ mmxdatafield mmx_565_rgb;
+ mmxdatafield mmx_565_unpack_multiplier;
+ mmxdatafield mmx_565_pack_multiplier;
+ mmxdatafield mmx_565_r;
+ mmxdatafield mmx_565_g;
+ mmxdatafield mmx_565_b;
+ mmxdatafield mmx_packed_565_rb;
+ mmxdatafield mmx_packed_565_g;
+ mmxdatafield mmx_expand_565_g;
+ mmxdatafield mmx_expand_565_b;
+ mmxdatafield mmx_expand_565_r;
+#ifndef USE_LOONGSON_MMI
+ mmxdatafield mmx_mask_0;
+ mmxdatafield mmx_mask_1;
+ mmxdatafield mmx_mask_2;
+ mmxdatafield mmx_mask_3;
+#endif
+ mmxdatafield mmx_full_alpha;
+ mmxdatafield mmx_4x0101;
+ mmxdatafield mmx_ff000000;
+} mmx_data_t;
+
+#if defined(_MSC_VER)
+# define MMXDATA_INIT(field, val) { val ## UI64 }
+#elif defined(M64_MEMBER) /* __m64 is a struct, not an integral type */
+# define MMXDATA_INIT(field, val) field = { val ## ULL }
+#else /* mmxdatafield is an integral type */
+# define MMXDATA_INIT(field, val) field = val ## ULL
+#endif
+
+static const mmx_data_t c =
+{
+ MMXDATA_INIT (.mmx_4x00ff, 0x00ff00ff00ff00ff),
+ MMXDATA_INIT (.mmx_4x0080, 0x0080008000800080),
+ MMXDATA_INIT (.mmx_565_rgb, 0x000001f0003f001f),
+ MMXDATA_INIT (.mmx_565_unpack_multiplier, 0x0000008404100840),
+ MMXDATA_INIT (.mmx_565_pack_multiplier, 0x2000000420000004),
+ MMXDATA_INIT (.mmx_565_r, 0x000000f800000000),
+ MMXDATA_INIT (.mmx_565_g, 0x0000000000fc0000),
+ MMXDATA_INIT (.mmx_565_b, 0x00000000000000f8),
+ MMXDATA_INIT (.mmx_packed_565_rb, 0x00f800f800f800f8),
+ MMXDATA_INIT (.mmx_packed_565_g, 0x0000fc000000fc00),
+ MMXDATA_INIT (.mmx_expand_565_g, 0x07e007e007e007e0),
+ MMXDATA_INIT (.mmx_expand_565_b, 0x001f001f001f001f),
+ MMXDATA_INIT (.mmx_expand_565_r, 0xf800f800f800f800),
+#ifndef USE_LOONGSON_MMI
+ MMXDATA_INIT (.mmx_mask_0, 0xffffffffffff0000),
+ MMXDATA_INIT (.mmx_mask_1, 0xffffffff0000ffff),
+ MMXDATA_INIT (.mmx_mask_2, 0xffff0000ffffffff),
+ MMXDATA_INIT (.mmx_mask_3, 0x0000ffffffffffff),
+#endif
+ MMXDATA_INIT (.mmx_full_alpha, 0x00ff000000000000),
+ MMXDATA_INIT (.mmx_4x0101, 0x0101010101010101),
+ MMXDATA_INIT (.mmx_ff000000, 0xff000000ff000000),
+};
+
+#ifdef USE_CVT_INTRINSICS
+# define MC(x) to_m64 (c.mmx_ ## x)
+#elif defined(USE_M64_CASTS)
+# define MC(x) ((__m64)c.mmx_ ## x)
+#elif defined(USE_M64_DOUBLE)
+# define MC(x) (*(__m64 *)&c.mmx_ ## x)
+#else
+# define MC(x) c.mmx_ ## x
+#endif
+
+static force_inline __m64
+to_m64 (uint64_t x)
+{
+#ifdef USE_CVT_INTRINSICS
+ return _mm_cvtsi64_m64 (x);
+#elif defined M64_MEMBER /* __m64 is a struct, not an integral type */
+ __m64 res;
+
+ res.M64_MEMBER = x;
+ return res;
+#elif defined USE_M64_DOUBLE
+ return *(__m64 *)&x;
+#else /* USE_M64_CASTS */
+ return (__m64)x;
+#endif
+}
+
+static force_inline uint64_t
+to_uint64 (__m64 x)
+{
+#ifdef USE_CVT_INTRINSICS
+ return _mm_cvtm64_si64 (x);
+#elif defined M64_MEMBER /* __m64 is a struct, not an integral type */
+ uint64_t res = x.M64_MEMBER;
+ return res;
+#elif defined USE_M64_DOUBLE
+ return *(uint64_t *)&x;
+#else /* USE_M64_CASTS */
+ return (uint64_t)x;
+#endif
+}
+
+static force_inline __m64
+shift (__m64 v,
+ int s)
+{
+ if (s > 0)
+ return _mm_slli_si64 (v, s);
+ else if (s < 0)
+ return _mm_srli_si64 (v, -s);
+ else
+ return v;
+}
+
+static force_inline __m64
+negate (__m64 mask)
+{
+ return _mm_xor_si64 (mask, MC (4x00ff));
+}
+
+/* Computes the product of two unsigned fixed-point 8-bit values from 0 to 1
+ * and maps its result to the same range.
+ *
+ * Jim Blinn gives multiple ways to compute this in "Jim Blinn's Corner:
+ * Notation, Notation, Notation", the first of which is
+ *
+ * prod(a, b) = (a * b + 128) / 255.
+ *
+ * By approximating the division by 255 as 257/65536 it can be replaced by a
+ * multiply and a right shift. This is the implementation that we use in
+ * pix_multiply(), but we _mm_mulhi_pu16() by 257 (part of SSE1 or Extended
+ * 3DNow!, and unavailable at the time of the book's publication) to perform
+ * the multiplication and right shift in a single operation.
+ *
+ * prod(a, b) = ((a * b + 128) * 257) >> 16.
+ *
+ * A third way (how pix_multiply() was implemented prior to 14208344) exists
+ * also that performs the multiplication by 257 with adds and shifts.
+ *
+ * Where temp = a * b + 128
+ *
+ * prod(a, b) = (temp + (temp >> 8)) >> 8.
+ */
+static force_inline __m64
+pix_multiply (__m64 a, __m64 b)
+{
+ __m64 res;
+
+ res = _mm_mullo_pi16 (a, b);
+ res = _mm_adds_pu16 (res, MC (4x0080));
+ res = _mm_mulhi_pu16 (res, MC (4x0101));
+
+ return res;
+}
+
+static force_inline __m64
+pix_add (__m64 a, __m64 b)
+{
+ return _mm_adds_pu8 (a, b);
+}
+
+static force_inline __m64
+expand_alpha (__m64 pixel)
+{
+ return _mm_shuffle_pi16 (pixel, _MM_SHUFFLE (3, 3, 3, 3));
+}
+
+static force_inline __m64
+expand_alpha_rev (__m64 pixel)
+{
+ return _mm_shuffle_pi16 (pixel, _MM_SHUFFLE (0, 0, 0, 0));
+}
+
+static force_inline __m64
+invert_colors (__m64 pixel)
+{
+ return _mm_shuffle_pi16 (pixel, _MM_SHUFFLE (3, 0, 1, 2));
+}
+
+static force_inline __m64
+over (__m64 src,
+ __m64 srca,
+ __m64 dest)
+{
+ return _mm_adds_pu8 (src, pix_multiply (dest, negate (srca)));
+}
+
+static force_inline __m64
+over_rev_non_pre (__m64 src, __m64 dest)
+{
+ __m64 srca = expand_alpha (src);
+ __m64 srcfaaa = _mm_or_si64 (srca, MC (full_alpha));
+
+ return over (pix_multiply (invert_colors (src), srcfaaa), srca, dest);
+}
+
+static force_inline __m64
+in (__m64 src, __m64 mask)
+{
+ return pix_multiply (src, mask);
+}
+
+#ifndef _MSC_VER
+static force_inline __m64
+in_over (__m64 src, __m64 srca, __m64 mask, __m64 dest)
+{
+ return over (in (src, mask), pix_multiply (srca, mask), dest);
+}
+
+#else
+
+#define in_over(src, srca, mask, dest) \
+ over (in (src, mask), pix_multiply (srca, mask), dest)
+
+#endif
+
+/* Elemental unaligned loads */
+
+static force_inline __m64 ldq_u(__m64 *p)
+{
+#ifdef USE_X86_MMX
+ /* x86's alignment restrictions are very relaxed, but that's no excuse */
+ __m64 r;
+ memcpy(&r, p, sizeof(__m64));
+ return r;
+#elif defined USE_ARM_IWMMXT
+ int align = (uintptr_t)p & 7;
+ __m64 *aligned_p;
+ if (align == 0)
+ return *p;
+ aligned_p = (__m64 *)((uintptr_t)p & ~7);
+ return (__m64) _mm_align_si64 (aligned_p[0], aligned_p[1], align);
+#else
+ struct __una_u64 { __m64 x __attribute__((packed)); };
+ const struct __una_u64 *ptr = (const struct __una_u64 *) p;
+ return (__m64) ptr->x;
+#endif
+}
+
+static force_inline uint32_t ldl_u(const uint32_t *p)
+{
+#ifdef USE_X86_MMX
+ /* x86's alignment restrictions are very relaxed. */
+ uint32_t r;
+ memcpy(&r, p, sizeof(uint32_t));
+ return r;
+#else
+ struct __una_u32 { uint32_t x __attribute__((packed)); };
+ const struct __una_u32 *ptr = (const struct __una_u32 *) p;
+ return ptr->x;
+#endif
+}
+
+static force_inline __m64
+load (const uint32_t *v)
+{
+#ifdef USE_LOONGSON_MMI
+ __m64 ret;
+ asm ("lwc1 %0, %1\n\t"
+ : "=f" (ret)
+ : "m" (*v)
+ );
+ return ret;
+#else
+ return _mm_cvtsi32_si64 (*v);
+#endif
+}
+
+static force_inline __m64
+load8888 (const uint32_t *v)
+{
+#ifdef USE_LOONGSON_MMI
+ return _mm_unpacklo_pi8_f (*(__m32 *)v, _mm_setzero_si64 ());
+#else
+ return _mm_unpacklo_pi8 (load (v), _mm_setzero_si64 ());
+#endif
+}
+
+static force_inline __m64
+load8888u (const uint32_t *v)
+{
+ uint32_t l = ldl_u (v);
+ return load8888 (&l);
+}
+
+static force_inline __m64
+pack8888 (__m64 lo, __m64 hi)
+{
+ return _mm_packs_pu16 (lo, hi);
+}
+
+static force_inline void
+store (uint32_t *dest, __m64 v)
+{
+#ifdef USE_LOONGSON_MMI
+ asm ("swc1 %1, %0\n\t"
+ : "=m" (*dest)
+ : "f" (v)
+ : "memory"
+ );
+#else
+ *dest = _mm_cvtsi64_si32 (v);
+#endif
+}
+
+static force_inline void
+store8888 (uint32_t *dest, __m64 v)
+{
+ v = pack8888 (v, _mm_setzero_si64 ());
+ store (dest, v);
+}
+
+static force_inline pixman_bool_t
+is_equal (__m64 a, __m64 b)
+{
+#ifdef USE_LOONGSON_MMI
+ /* __m64 is double, we can compare directly. */
+ return a == b;
+#else
+ return _mm_movemask_pi8 (_mm_cmpeq_pi8 (a, b)) == 0xff;
+#endif
+}
+
+static force_inline pixman_bool_t
+is_opaque (__m64 v)
+{
+#ifdef USE_LOONGSON_MMI
+ return is_equal (_mm_and_si64 (v, MC (full_alpha)), MC (full_alpha));
+#else
+ __m64 ffs = _mm_cmpeq_pi8 (v, v);
+ return (_mm_movemask_pi8 (_mm_cmpeq_pi8 (v, ffs)) & 0x40);
+#endif
+}
+
+static force_inline pixman_bool_t
+is_zero (__m64 v)
+{
+ return is_equal (v, _mm_setzero_si64 ());
+}
+
+/* Expand 16 bits positioned at @pos (0-3) of a mmx register into
+ *
+ * 00RR00GG00BB
+ *
+ * --- Expanding 565 in the low word ---
+ *
+ * m = (m << (32 - 3)) | (m << (16 - 5)) | m;
+ * m = m & (01f0003f001f);
+ * m = m * (008404100840);
+ * m = m >> 8;
+ *
+ * Note the trick here - the top word is shifted by another nibble to
+ * avoid it bumping into the middle word
+ */
+static force_inline __m64
+expand565 (__m64 pixel, int pos)
+{
+ __m64 p = pixel;
+ __m64 t1, t2;
+
+ /* move pixel to low 16 bit and zero the rest */
+#ifdef USE_LOONGSON_MMI
+ p = loongson_extract_pi16 (p, pos);
+#else
+ p = shift (shift (p, (3 - pos) * 16), -48);
+#endif
+
+ t1 = shift (p, 36 - 11);
+ t2 = shift (p, 16 - 5);
+
+ p = _mm_or_si64 (t1, p);
+ p = _mm_or_si64 (t2, p);
+ p = _mm_and_si64 (p, MC (565_rgb));
+
+ pixel = _mm_mullo_pi16 (p, MC (565_unpack_multiplier));
+ return _mm_srli_pi16 (pixel, 8);
+}
+
+/* Expand 4 16 bit pixels in an mmx register into two mmx registers of
+ *
+ * AARRGGBBRRGGBB
+ */
+static force_inline void
+expand_4xpacked565 (__m64 vin, __m64 *vout0, __m64 *vout1, int full_alpha)
+{
+ __m64 t0, t1, alpha = _mm_setzero_si64 ();
+ __m64 r = _mm_and_si64 (vin, MC (expand_565_r));
+ __m64 g = _mm_and_si64 (vin, MC (expand_565_g));
+ __m64 b = _mm_and_si64 (vin, MC (expand_565_b));
+ if (full_alpha)
+ alpha = _mm_cmpeq_pi32 (alpha, alpha);
+
+ /* Replicate high bits into empty low bits. */
+ r = _mm_or_si64 (_mm_srli_pi16 (r, 8), _mm_srli_pi16 (r, 13));
+ g = _mm_or_si64 (_mm_srli_pi16 (g, 3), _mm_srli_pi16 (g, 9));
+ b = _mm_or_si64 (_mm_slli_pi16 (b, 3), _mm_srli_pi16 (b, 2));
+
+ r = _mm_packs_pu16 (r, _mm_setzero_si64 ()); /* 00 00 00 00 R3 R2 R1 R0 */
+ g = _mm_packs_pu16 (g, _mm_setzero_si64 ()); /* 00 00 00 00 G3 G2 G1 G0 */
+ b = _mm_packs_pu16 (b, _mm_setzero_si64 ()); /* 00 00 00 00 B3 B2 B1 B0 */
+
+ t1 = _mm_unpacklo_pi8 (r, alpha); /* A3 R3 A2 R2 A1 R1 A0 R0 */
+ t0 = _mm_unpacklo_pi8 (b, g); /* G3 B3 G2 B2 G1 B1 G0 B0 */
+
+ *vout0 = _mm_unpacklo_pi16 (t0, t1); /* A1 R1 G1 B1 A0 R0 G0 B0 */
+ *vout1 = _mm_unpackhi_pi16 (t0, t1); /* A3 R3 G3 B3 A2 R2 G2 B2 */
+}
+
+static force_inline __m64
+expand8888 (__m64 in, int pos)
+{
+ if (pos == 0)
+ return _mm_unpacklo_pi8 (in, _mm_setzero_si64 ());
+ else
+ return _mm_unpackhi_pi8 (in, _mm_setzero_si64 ());
+}
+
+static force_inline __m64
+expandx888 (__m64 in, int pos)
+{
+ return _mm_or_si64 (expand8888 (in, pos), MC (full_alpha));
+}
+
+static force_inline void
+expand_4x565 (__m64 vin, __m64 *vout0, __m64 *vout1, __m64 *vout2, __m64 *vout3, int full_alpha)
+{
+ __m64 v0, v1;
+ expand_4xpacked565 (vin, &v0, &v1, full_alpha);
+ *vout0 = expand8888 (v0, 0);
+ *vout1 = expand8888 (v0, 1);
+ *vout2 = expand8888 (v1, 0);
+ *vout3 = expand8888 (v1, 1);
+}
+
+static force_inline __m64
+pack_565 (__m64 pixel, __m64 target, int pos)
+{
+ __m64 p = pixel;
+ __m64 t = target;
+ __m64 r, g, b;
+
+ r = _mm_and_si64 (p, MC (565_r));
+ g = _mm_and_si64 (p, MC (565_g));
+ b = _mm_and_si64 (p, MC (565_b));
+
+#ifdef USE_LOONGSON_MMI
+ r = shift (r, -(32 - 8));
+ g = shift (g, -(16 - 3));
+ b = shift (b, -(0 + 3));
+
+ p = _mm_or_si64 (r, g);
+ p = _mm_or_si64 (p, b);
+ return loongson_insert_pi16 (t, p, pos);
+#else
+ r = shift (r, -(32 - 8) + pos * 16);
+ g = shift (g, -(16 - 3) + pos * 16);
+ b = shift (b, -(0 + 3) + pos * 16);
+
+ if (pos == 0)
+ t = _mm_and_si64 (t, MC (mask_0));
+ else if (pos == 1)
+ t = _mm_and_si64 (t, MC (mask_1));
+ else if (pos == 2)
+ t = _mm_and_si64 (t, MC (mask_2));
+ else if (pos == 3)
+ t = _mm_and_si64 (t, MC (mask_3));
+
+ p = _mm_or_si64 (r, t);
+ p = _mm_or_si64 (g, p);
+
+ return _mm_or_si64 (b, p);
+#endif
+}
+
+static force_inline __m64
+pack_4xpacked565 (__m64 a, __m64 b)
+{
+ __m64 rb0 = _mm_and_si64 (a, MC (packed_565_rb));
+ __m64 rb1 = _mm_and_si64 (b, MC (packed_565_rb));
+
+ __m64 t0 = _mm_madd_pi16 (rb0, MC (565_pack_multiplier));
+ __m64 t1 = _mm_madd_pi16 (rb1, MC (565_pack_multiplier));
+
+ __m64 g0 = _mm_and_si64 (a, MC (packed_565_g));
+ __m64 g1 = _mm_and_si64 (b, MC (packed_565_g));
+
+ t0 = _mm_or_si64 (t0, g0);
+ t1 = _mm_or_si64 (t1, g1);
+
+ t0 = shift(t0, -5);
+#ifdef USE_ARM_IWMMXT
+ t1 = shift(t1, -5);
+ return _mm_packs_pu32 (t0, t1);
+#else
+ t1 = shift(t1, -5 + 16);
+ return _mm_shuffle_pi16 (_mm_or_si64 (t0, t1), _MM_SHUFFLE (3, 1, 2, 0));
+#endif
+}
+
+#ifndef _MSC_VER
+
+static force_inline __m64
+pack_4x565 (__m64 v0, __m64 v1, __m64 v2, __m64 v3)
+{
+ return pack_4xpacked565 (pack8888 (v0, v1), pack8888 (v2, v3));
+}
+
+static force_inline __m64
+pix_add_mul (__m64 x, __m64 a, __m64 y, __m64 b)
+{
+ x = pix_multiply (x, a);
+ y = pix_multiply (y, b);
+
+ return pix_add (x, y);
+}
+
+#else
+
+/* MSVC only handles a "pass by register" of up to three SSE intrinsics */
+
+#define pack_4x565(v0, v1, v2, v3) \
+ pack_4xpacked565 (pack8888 (v0, v1), pack8888 (v2, v3))
+
+#define pix_add_mul(x, a, y, b) \
+ ( x = pix_multiply (x, a), \
+ y = pix_multiply (y, b), \
+ pix_add (x, y) )
+
+#endif
+
+/* --------------- MMX code patch for fbcompose.c --------------------- */
+
+static force_inline __m64
+combine (const uint32_t *src, const uint32_t *mask)
+{
+ __m64 vsrc = load8888 (src);
+
+ if (mask)
+ {
+ __m64 m = load8888 (mask);
+
+ m = expand_alpha (m);
+ vsrc = pix_multiply (vsrc, m);
+ }
+
+ return vsrc;
+}
+
+static force_inline __m64
+core_combine_over_u_pixel_mmx (__m64 vsrc, __m64 vdst)
+{
+ vsrc = _mm_unpacklo_pi8 (vsrc, _mm_setzero_si64 ());
+
+ if (is_opaque (vsrc))
+ {
+ return vsrc;
+ }
+ else if (!is_zero (vsrc))
+ {
+ return over (vsrc, expand_alpha (vsrc),
+ _mm_unpacklo_pi8 (vdst, _mm_setzero_si64 ()));
+ }
+
+ return _mm_unpacklo_pi8 (vdst, _mm_setzero_si64 ());
+}
+
+static void
+mmx_combine_over_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 vsrc = combine (src, mask);
+
+ if (is_opaque (vsrc))
+ {
+ store8888 (dest, vsrc);
+ }
+ else if (!is_zero (vsrc))
+ {
+ __m64 sa = expand_alpha (vsrc);
+ store8888 (dest, over (vsrc, sa, load8888 (dest)));
+ }
+
+ ++dest;
+ ++src;
+ if (mask)
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_over_reverse_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 d, da;
+ __m64 s = combine (src, mask);
+
+ d = load8888 (dest);
+ da = expand_alpha (d);
+ store8888 (dest, over (d, da, s));
+
+ ++dest;
+ ++src;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_in_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 a;
+ __m64 x = combine (src, mask);
+
+ a = load8888 (dest);
+ a = expand_alpha (a);
+ x = pix_multiply (x, a);
+
+ store8888 (dest, x);
+
+ ++dest;
+ ++src;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_in_reverse_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 a = combine (src, mask);
+ __m64 x;
+
+ x = load8888 (dest);
+ a = expand_alpha (a);
+ x = pix_multiply (x, a);
+ store8888 (dest, x);
+
+ ++dest;
+ ++src;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_out_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 a;
+ __m64 x = combine (src, mask);
+
+ a = load8888 (dest);
+ a = expand_alpha (a);
+ a = negate (a);
+ x = pix_multiply (x, a);
+ store8888 (dest, x);
+
+ ++dest;
+ ++src;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_out_reverse_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 a = combine (src, mask);
+ __m64 x;
+
+ x = load8888 (dest);
+ a = expand_alpha (a);
+ a = negate (a);
+ x = pix_multiply (x, a);
+
+ store8888 (dest, x);
+
+ ++dest;
+ ++src;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_atop_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 da, d, sia;
+ __m64 s = combine (src, mask);
+
+ d = load8888 (dest);
+ sia = expand_alpha (s);
+ sia = negate (sia);
+ da = expand_alpha (d);
+ s = pix_add_mul (s, da, d, sia);
+ store8888 (dest, s);
+
+ ++dest;
+ ++src;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_atop_reverse_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end;
+
+ end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 dia, d, sa;
+ __m64 s = combine (src, mask);
+
+ d = load8888 (dest);
+ sa = expand_alpha (s);
+ dia = expand_alpha (d);
+ dia = negate (dia);
+ s = pix_add_mul (s, dia, d, sa);
+ store8888 (dest, s);
+
+ ++dest;
+ ++src;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_xor_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 dia, d, sia;
+ __m64 s = combine (src, mask);
+
+ d = load8888 (dest);
+ sia = expand_alpha (s);
+ dia = expand_alpha (d);
+ sia = negate (sia);
+ dia = negate (dia);
+ s = pix_add_mul (s, dia, d, sia);
+ store8888 (dest, s);
+
+ ++dest;
+ ++src;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_add_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ __m64 d;
+ __m64 s = combine (src, mask);
+
+ d = load8888 (dest);
+ s = pix_add (s, d);
+ store8888 (dest, s);
+
+ ++dest;
+ ++src;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_saturate_u (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = dest + width;
+
+ while (dest < end)
+ {
+ uint32_t s, sa, da;
+ uint32_t d = *dest;
+ __m64 ms = combine (src, mask);
+ __m64 md = load8888 (dest);
+
+ store8888(&s, ms);
+ da = ~d >> 24;
+ sa = s >> 24;
+
+ if (sa > da)
+ {
+ uint32_t quot = DIV_UN8 (da, sa) << 24;
+ __m64 msa = load8888 (&quot);
+ msa = expand_alpha (msa);
+ ms = pix_multiply (ms, msa);
+ }
+
+ md = pix_add (md, ms);
+ store8888 (dest, md);
+
+ ++src;
+ ++dest;
+ if (mask)
+ mask++;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_src_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+
+ s = pix_multiply (s, a);
+ store8888 (dest, s);
+
+ ++src;
+ ++mask;
+ ++dest;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_over_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+ __m64 sa = expand_alpha (s);
+
+ store8888 (dest, in_over (s, sa, a, d));
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_over_reverse_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+ __m64 da = expand_alpha (d);
+
+ store8888 (dest, over (d, da, in (s, a)));
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_in_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+ __m64 da = expand_alpha (d);
+
+ s = pix_multiply (s, a);
+ s = pix_multiply (s, da);
+ store8888 (dest, s);
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_in_reverse_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+ __m64 sa = expand_alpha (s);
+
+ a = pix_multiply (a, sa);
+ d = pix_multiply (d, a);
+ store8888 (dest, d);
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_out_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+ __m64 da = expand_alpha (d);
+
+ da = negate (da);
+ s = pix_multiply (s, a);
+ s = pix_multiply (s, da);
+ store8888 (dest, s);
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_out_reverse_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+ __m64 sa = expand_alpha (s);
+
+ a = pix_multiply (a, sa);
+ a = negate (a);
+ d = pix_multiply (d, a);
+ store8888 (dest, d);
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_atop_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+ __m64 da = expand_alpha (d);
+ __m64 sa = expand_alpha (s);
+
+ s = pix_multiply (s, a);
+ a = pix_multiply (a, sa);
+ a = negate (a);
+ d = pix_add_mul (d, a, s, da);
+ store8888 (dest, d);
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_atop_reverse_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+ __m64 da = expand_alpha (d);
+ __m64 sa = expand_alpha (s);
+
+ s = pix_multiply (s, a);
+ a = pix_multiply (a, sa);
+ da = negate (da);
+ d = pix_add_mul (d, a, s, da);
+ store8888 (dest, d);
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_xor_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+ __m64 da = expand_alpha (d);
+ __m64 sa = expand_alpha (s);
+
+ s = pix_multiply (s, a);
+ a = pix_multiply (a, sa);
+ da = negate (da);
+ a = negate (a);
+ d = pix_add_mul (d, a, s, da);
+ store8888 (dest, d);
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_combine_add_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width)
+{
+ const uint32_t *end = src + width;
+
+ while (src < end)
+ {
+ __m64 a = load8888 (mask);
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dest);
+
+ s = pix_multiply (s, a);
+ d = pix_add (s, d);
+ store8888 (dest, d);
+
+ ++src;
+ ++dest;
+ ++mask;
+ }
+ _mm_empty ();
+}
+
+/* ------------- MMX code paths called from fbpict.c -------------------- */
+
+static void
+mmx_composite_over_n_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t src;
+ uint32_t *dst_line, *dst;
+ int32_t w;
+ int dst_stride;
+ __m64 vsrc, vsrca;
+
+ CHECKPOINT ();
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+
+ vsrc = load8888 (&src);
+ vsrca = expand_alpha (vsrc);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ w = width;
+
+ CHECKPOINT ();
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ store8888 (dst, over (vsrc, vsrca, load8888 (dst)));
+
+ w--;
+ dst++;
+ }
+
+ while (w >= 2)
+ {
+ __m64 vdest;
+ __m64 dest0, dest1;
+
+ vdest = *(__m64 *)dst;
+
+ dest0 = over (vsrc, vsrca, expand8888 (vdest, 0));
+ dest1 = over (vsrc, vsrca, expand8888 (vdest, 1));
+
+ *(__m64 *)dst = pack8888 (dest0, dest1);
+
+ dst += 2;
+ w -= 2;
+ }
+
+ CHECKPOINT ();
+
+ if (w)
+ {
+ store8888 (dst, over (vsrc, vsrca, load8888 (dst)));
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_n_0565 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t src;
+ uint16_t *dst_line, *dst;
+ int32_t w;
+ int dst_stride;
+ __m64 vsrc, vsrca;
+
+ CHECKPOINT ();
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+
+ vsrc = load8888 (&src);
+ vsrca = expand_alpha (vsrc);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ w = width;
+
+ CHECKPOINT ();
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ uint64_t d = *dst;
+ __m64 vdest = expand565 (to_m64 (d), 0);
+
+ vdest = pack_565 (over (vsrc, vsrca, vdest), vdest, 0);
+ *dst = to_uint64 (vdest);
+
+ w--;
+ dst++;
+ }
+
+ while (w >= 4)
+ {
+ __m64 vdest = *(__m64 *)dst;
+ __m64 v0, v1, v2, v3;
+
+ expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
+
+ v0 = over (vsrc, vsrca, v0);
+ v1 = over (vsrc, vsrca, v1);
+ v2 = over (vsrc, vsrca, v2);
+ v3 = over (vsrc, vsrca, v3);
+
+ *(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);
+
+ dst += 4;
+ w -= 4;
+ }
+
+ CHECKPOINT ();
+
+ while (w)
+ {
+ uint64_t d = *dst;
+ __m64 vdest = expand565 (to_m64 (d), 0);
+
+ vdest = pack_565 (over (vsrc, vsrca, vdest), vdest, 0);
+ *dst = to_uint64 (vdest);
+
+ w--;
+ dst++;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_n_8888_8888_ca (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t src;
+ uint32_t *dst_line;
+ uint32_t *mask_line;
+ int dst_stride, mask_stride;
+ __m64 vsrc, vsrca;
+
+ CHECKPOINT ();
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1);
+
+ vsrc = load8888 (&src);
+ vsrca = expand_alpha (vsrc);
+
+ while (height--)
+ {
+ int twidth = width;
+ uint32_t *p = (uint32_t *)mask_line;
+ uint32_t *q = (uint32_t *)dst_line;
+
+ while (twidth && (uintptr_t)q & 7)
+ {
+ uint32_t m = *(uint32_t *)p;
+
+ if (m)
+ {
+ __m64 vdest = load8888 (q);
+ vdest = in_over (vsrc, vsrca, load8888 (&m), vdest);
+ store8888 (q, vdest);
+ }
+
+ twidth--;
+ p++;
+ q++;
+ }
+
+ while (twidth >= 2)
+ {
+ uint32_t m0, m1;
+ m0 = *p;
+ m1 = *(p + 1);
+
+ if (m0 | m1)
+ {
+ __m64 dest0, dest1;
+ __m64 vdest = *(__m64 *)q;
+
+ dest0 = in_over (vsrc, vsrca, load8888 (&m0),
+ expand8888 (vdest, 0));
+ dest1 = in_over (vsrc, vsrca, load8888 (&m1),
+ expand8888 (vdest, 1));
+
+ *(__m64 *)q = pack8888 (dest0, dest1);
+ }
+
+ p += 2;
+ q += 2;
+ twidth -= 2;
+ }
+
+ if (twidth)
+ {
+ uint32_t m = *(uint32_t *)p;
+
+ if (m)
+ {
+ __m64 vdest = load8888 (q);
+ vdest = in_over (vsrc, vsrca, load8888 (&m), vdest);
+ store8888 (q, vdest);
+ }
+
+ twidth--;
+ p++;
+ q++;
+ }
+
+ dst_line += dst_stride;
+ mask_line += mask_stride;
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_8888_n_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ uint32_t mask;
+ __m64 vmask;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ CHECKPOINT ();
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+ mask = _pixman_image_get_solid (imp, mask_image, dest_image->bits.format);
+ vmask = expand_alpha (load8888 (&mask));
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dst);
+
+ store8888 (dst, in_over (s, expand_alpha (s), vmask, d));
+
+ w--;
+ dst++;
+ src++;
+ }
+
+ while (w >= 2)
+ {
+ __m64 vs = ldq_u ((__m64 *)src);
+ __m64 vd = *(__m64 *)dst;
+ __m64 vsrc0 = expand8888 (vs, 0);
+ __m64 vsrc1 = expand8888 (vs, 1);
+
+ *(__m64 *)dst = pack8888 (
+ in_over (vsrc0, expand_alpha (vsrc0), vmask, expand8888 (vd, 0)),
+ in_over (vsrc1, expand_alpha (vsrc1), vmask, expand8888 (vd, 1)));
+
+ w -= 2;
+ dst += 2;
+ src += 2;
+ }
+
+ if (w)
+ {
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dst);
+
+ store8888 (dst, in_over (s, expand_alpha (s), vmask, d));
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_x888_n_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ uint32_t mask;
+ __m64 vmask;
+ int dst_stride, src_stride;
+ int32_t w;
+ __m64 srca;
+
+ CHECKPOINT ();
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+ mask = _pixman_image_get_solid (imp, mask_image, dest_image->bits.format);
+
+ vmask = expand_alpha (load8888 (&mask));
+ srca = MC (4x00ff);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ uint32_t ssrc = *src | 0xff000000;
+ __m64 s = load8888 (&ssrc);
+ __m64 d = load8888 (dst);
+
+ store8888 (dst, in_over (s, srca, vmask, d));
+
+ w--;
+ dst++;
+ src++;
+ }
+
+ while (w >= 16)
+ {
+ __m64 vd0 = *(__m64 *)(dst + 0);
+ __m64 vd1 = *(__m64 *)(dst + 2);
+ __m64 vd2 = *(__m64 *)(dst + 4);
+ __m64 vd3 = *(__m64 *)(dst + 6);
+ __m64 vd4 = *(__m64 *)(dst + 8);
+ __m64 vd5 = *(__m64 *)(dst + 10);
+ __m64 vd6 = *(__m64 *)(dst + 12);
+ __m64 vd7 = *(__m64 *)(dst + 14);
+
+ __m64 vs0 = ldq_u ((__m64 *)(src + 0));
+ __m64 vs1 = ldq_u ((__m64 *)(src + 2));
+ __m64 vs2 = ldq_u ((__m64 *)(src + 4));
+ __m64 vs3 = ldq_u ((__m64 *)(src + 6));
+ __m64 vs4 = ldq_u ((__m64 *)(src + 8));
+ __m64 vs5 = ldq_u ((__m64 *)(src + 10));
+ __m64 vs6 = ldq_u ((__m64 *)(src + 12));
+ __m64 vs7 = ldq_u ((__m64 *)(src + 14));
+
+ vd0 = pack8888 (
+ in_over (expandx888 (vs0, 0), srca, vmask, expand8888 (vd0, 0)),
+ in_over (expandx888 (vs0, 1), srca, vmask, expand8888 (vd0, 1)));
+
+ vd1 = pack8888 (
+ in_over (expandx888 (vs1, 0), srca, vmask, expand8888 (vd1, 0)),
+ in_over (expandx888 (vs1, 1), srca, vmask, expand8888 (vd1, 1)));
+
+ vd2 = pack8888 (
+ in_over (expandx888 (vs2, 0), srca, vmask, expand8888 (vd2, 0)),
+ in_over (expandx888 (vs2, 1), srca, vmask, expand8888 (vd2, 1)));
+
+ vd3 = pack8888 (
+ in_over (expandx888 (vs3, 0), srca, vmask, expand8888 (vd3, 0)),
+ in_over (expandx888 (vs3, 1), srca, vmask, expand8888 (vd3, 1)));
+
+ vd4 = pack8888 (
+ in_over (expandx888 (vs4, 0), srca, vmask, expand8888 (vd4, 0)),
+ in_over (expandx888 (vs4, 1), srca, vmask, expand8888 (vd4, 1)));
+
+ vd5 = pack8888 (
+ in_over (expandx888 (vs5, 0), srca, vmask, expand8888 (vd5, 0)),
+ in_over (expandx888 (vs5, 1), srca, vmask, expand8888 (vd5, 1)));
+
+ vd6 = pack8888 (
+ in_over (expandx888 (vs6, 0), srca, vmask, expand8888 (vd6, 0)),
+ in_over (expandx888 (vs6, 1), srca, vmask, expand8888 (vd6, 1)));
+
+ vd7 = pack8888 (
+ in_over (expandx888 (vs7, 0), srca, vmask, expand8888 (vd7, 0)),
+ in_over (expandx888 (vs7, 1), srca, vmask, expand8888 (vd7, 1)));
+
+ *(__m64 *)(dst + 0) = vd0;
+ *(__m64 *)(dst + 2) = vd1;
+ *(__m64 *)(dst + 4) = vd2;
+ *(__m64 *)(dst + 6) = vd3;
+ *(__m64 *)(dst + 8) = vd4;
+ *(__m64 *)(dst + 10) = vd5;
+ *(__m64 *)(dst + 12) = vd6;
+ *(__m64 *)(dst + 14) = vd7;
+
+ w -= 16;
+ dst += 16;
+ src += 16;
+ }
+
+ while (w)
+ {
+ uint32_t ssrc = *src | 0xff000000;
+ __m64 s = load8888 (&ssrc);
+ __m64 d = load8888 (dst);
+
+ store8888 (dst, in_over (s, srca, vmask, d));
+
+ w--;
+ dst++;
+ src++;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_8888_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ uint32_t s;
+ int dst_stride, src_stride;
+ uint8_t a;
+ int32_t w;
+
+ CHECKPOINT ();
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ {
+ s = *src++;
+ a = s >> 24;
+
+ if (a == 0xff)
+ {
+ *dst = s;
+ }
+ else if (s)
+ {
+ __m64 ms, sa;
+ ms = load8888 (&s);
+ sa = expand_alpha (ms);
+ store8888 (dst, over (ms, sa, load8888 (dst)));
+ }
+
+ dst++;
+ }
+ }
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_8888_0565 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint16_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ CHECKPOINT ();
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+#if 0
+ /* FIXME */
+ assert (src_image->drawable == mask_image->drawable);
+#endif
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ CHECKPOINT ();
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ __m64 vsrc = load8888 (src);
+ uint64_t d = *dst;
+ __m64 vdest = expand565 (to_m64 (d), 0);
+
+ vdest = pack_565 (
+ over (vsrc, expand_alpha (vsrc), vdest), vdest, 0);
+
+ *dst = to_uint64 (vdest);
+
+ w--;
+ dst++;
+ src++;
+ }
+
+ CHECKPOINT ();
+
+ while (w >= 4)
+ {
+ __m64 vdest = *(__m64 *)dst;
+ __m64 v0, v1, v2, v3;
+ __m64 vsrc0, vsrc1, vsrc2, vsrc3;
+
+ expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
+
+ vsrc0 = load8888 ((src + 0));
+ vsrc1 = load8888 ((src + 1));
+ vsrc2 = load8888 ((src + 2));
+ vsrc3 = load8888 ((src + 3));
+
+ v0 = over (vsrc0, expand_alpha (vsrc0), v0);
+ v1 = over (vsrc1, expand_alpha (vsrc1), v1);
+ v2 = over (vsrc2, expand_alpha (vsrc2), v2);
+ v3 = over (vsrc3, expand_alpha (vsrc3), v3);
+
+ *(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);
+
+ w -= 4;
+ dst += 4;
+ src += 4;
+ }
+
+ CHECKPOINT ();
+
+ while (w)
+ {
+ __m64 vsrc = load8888 (src);
+ uint64_t d = *dst;
+ __m64 vdest = expand565 (to_m64 (d), 0);
+
+ vdest = pack_565 (over (vsrc, expand_alpha (vsrc), vdest), vdest, 0);
+
+ *dst = to_uint64 (vdest);
+
+ w--;
+ dst++;
+ src++;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_n_8_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t src, srca;
+ uint32_t *dst_line, *dst;
+ uint8_t *mask_line, *mask;
+ int dst_stride, mask_stride;
+ int32_t w;
+ __m64 vsrc, vsrca;
+ uint64_t srcsrc;
+
+ CHECKPOINT ();
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ srca = src >> 24;
+ if (src == 0)
+ return;
+
+ srcsrc = (uint64_t)src << 32 | src;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+
+ vsrc = load8888 (&src);
+ vsrca = expand_alpha (vsrc);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ CHECKPOINT ();
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ uint64_t m = *mask;
+
+ if (m)
+ {
+ __m64 vdest = in_over (vsrc, vsrca,
+ expand_alpha_rev (to_m64 (m)),
+ load8888 (dst));
+
+ store8888 (dst, vdest);
+ }
+
+ w--;
+ mask++;
+ dst++;
+ }
+
+ CHECKPOINT ();
+
+ while (w >= 2)
+ {
+ uint64_t m0, m1;
+
+ m0 = *mask;
+ m1 = *(mask + 1);
+
+ if (srca == 0xff && (m0 & m1) == 0xff)
+ {
+ *(uint64_t *)dst = srcsrc;
+ }
+ else if (m0 | m1)
+ {
+ __m64 vdest;
+ __m64 dest0, dest1;
+
+ vdest = *(__m64 *)dst;
+
+ dest0 = in_over (vsrc, vsrca, expand_alpha_rev (to_m64 (m0)),
+ expand8888 (vdest, 0));
+ dest1 = in_over (vsrc, vsrca, expand_alpha_rev (to_m64 (m1)),
+ expand8888 (vdest, 1));
+
+ *(__m64 *)dst = pack8888 (dest0, dest1);
+ }
+
+ mask += 2;
+ dst += 2;
+ w -= 2;
+ }
+
+ CHECKPOINT ();
+
+ if (w)
+ {
+ uint64_t m = *mask;
+
+ if (m)
+ {
+ __m64 vdest = load8888 (dst);
+
+ vdest = in_over (
+ vsrc, vsrca, expand_alpha_rev (to_m64 (m)), vdest);
+ store8888 (dst, vdest);
+ }
+ }
+ }
+
+ _mm_empty ();
+}
+
+static pixman_bool_t
+mmx_fill (pixman_implementation_t *imp,
+ uint32_t * bits,
+ int stride,
+ int bpp,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint32_t filler)
+{
+ uint64_t fill;
+ __m64 vfill;
+ uint32_t byte_width;
+ uint8_t *byte_line;
+
+#if defined __GNUC__ && defined USE_X86_MMX
+ __m64 v1, v2, v3, v4, v5, v6, v7;
+#endif
+
+ if (bpp != 16 && bpp != 32 && bpp != 8)
+ return FALSE;
+
+ if (bpp == 8)
+ {
+ stride = stride * (int) sizeof (uint32_t) / 1;
+ byte_line = (uint8_t *)(((uint8_t *)bits) + stride * y + x);
+ byte_width = width;
+ stride *= 1;
+ filler = (filler & 0xff) * 0x01010101;
+ }
+ else if (bpp == 16)
+ {
+ stride = stride * (int) sizeof (uint32_t) / 2;
+ byte_line = (uint8_t *)(((uint16_t *)bits) + stride * y + x);
+ byte_width = 2 * width;
+ stride *= 2;
+ filler = (filler & 0xffff) * 0x00010001;
+ }
+ else
+ {
+ stride = stride * (int) sizeof (uint32_t) / 4;
+ byte_line = (uint8_t *)(((uint32_t *)bits) + stride * y + x);
+ byte_width = 4 * width;
+ stride *= 4;
+ }
+
+ fill = ((uint64_t)filler << 32) | filler;
+ vfill = to_m64 (fill);
+
+#if defined __GNUC__ && defined USE_X86_MMX
+ __asm__ (
+ "movq %7, %0\n"
+ "movq %7, %1\n"
+ "movq %7, %2\n"
+ "movq %7, %3\n"
+ "movq %7, %4\n"
+ "movq %7, %5\n"
+ "movq %7, %6\n"
+ : "=&y" (v1), "=&y" (v2), "=&y" (v3),
+ "=&y" (v4), "=&y" (v5), "=&y" (v6), "=y" (v7)
+ : "y" (vfill));
+#endif
+
+ while (height--)
+ {
+ int w;
+ uint8_t *d = byte_line;
+
+ byte_line += stride;
+ w = byte_width;
+
+ if (w >= 1 && ((uintptr_t)d & 1))
+ {
+ *(uint8_t *)d = (filler & 0xff);
+ w--;
+ d++;
+ }
+
+ if (w >= 2 && ((uintptr_t)d & 3))
+ {
+ *(uint16_t *)d = filler;
+ w -= 2;
+ d += 2;
+ }
+
+ while (w >= 4 && ((uintptr_t)d & 7))
+ {
+ *(uint32_t *)d = filler;
+
+ w -= 4;
+ d += 4;
+ }
+
+ while (w >= 64)
+ {
+#if defined __GNUC__ && defined USE_X86_MMX
+ __asm__ (
+ "movq %1, (%0)\n"
+ "movq %2, 8(%0)\n"
+ "movq %3, 16(%0)\n"
+ "movq %4, 24(%0)\n"
+ "movq %5, 32(%0)\n"
+ "movq %6, 40(%0)\n"
+ "movq %7, 48(%0)\n"
+ "movq %8, 56(%0)\n"
+ :
+ : "r" (d),
+ "y" (vfill), "y" (v1), "y" (v2), "y" (v3),
+ "y" (v4), "y" (v5), "y" (v6), "y" (v7)
+ : "memory");
+#else
+ *(__m64*) (d + 0) = vfill;
+ *(__m64*) (d + 8) = vfill;
+ *(__m64*) (d + 16) = vfill;
+ *(__m64*) (d + 24) = vfill;
+ *(__m64*) (d + 32) = vfill;
+ *(__m64*) (d + 40) = vfill;
+ *(__m64*) (d + 48) = vfill;
+ *(__m64*) (d + 56) = vfill;
+#endif
+ w -= 64;
+ d += 64;
+ }
+
+ while (w >= 4)
+ {
+ *(uint32_t *)d = filler;
+
+ w -= 4;
+ d += 4;
+ }
+ if (w >= 2)
+ {
+ *(uint16_t *)d = filler;
+ w -= 2;
+ d += 2;
+ }
+ if (w >= 1)
+ {
+ *(uint8_t *)d = (filler & 0xff);
+ w--;
+ d++;
+ }
+
+ }
+
+ _mm_empty ();
+ return TRUE;
+}
+
+static void
+mmx_composite_src_x888_0565 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint16_t *dst_line, *dst;
+ uint32_t *src_line, *src, s;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ s = *src++;
+ *dst = convert_8888_to_0565 (s);
+ dst++;
+ w--;
+ }
+
+ while (w >= 4)
+ {
+ __m64 vdest;
+ __m64 vsrc0 = ldq_u ((__m64 *)(src + 0));
+ __m64 vsrc1 = ldq_u ((__m64 *)(src + 2));
+
+ vdest = pack_4xpacked565 (vsrc0, vsrc1);
+
+ *(__m64 *)dst = vdest;
+
+ w -= 4;
+ src += 4;
+ dst += 4;
+ }
+
+ while (w)
+ {
+ s = *src++;
+ *dst = convert_8888_to_0565 (s);
+ dst++;
+ w--;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_src_n_8_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t src, srca;
+ uint32_t *dst_line, *dst;
+ uint8_t *mask_line, *mask;
+ int dst_stride, mask_stride;
+ int32_t w;
+ __m64 vsrc;
+ uint64_t srcsrc;
+
+ CHECKPOINT ();
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ srca = src >> 24;
+ if (src == 0)
+ {
+ mmx_fill (imp, dest_image->bits.bits, dest_image->bits.rowstride,
+ PIXMAN_FORMAT_BPP (dest_image->bits.format),
+ dest_x, dest_y, width, height, 0);
+ return;
+ }
+
+ srcsrc = (uint64_t)src << 32 | src;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+
+ vsrc = load8888 (&src);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ CHECKPOINT ();
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ uint64_t m = *mask;
+
+ if (m)
+ {
+ __m64 vdest = in (vsrc, expand_alpha_rev (to_m64 (m)));
+
+ store8888 (dst, vdest);
+ }
+ else
+ {
+ *dst = 0;
+ }
+
+ w--;
+ mask++;
+ dst++;
+ }
+
+ CHECKPOINT ();
+
+ while (w >= 2)
+ {
+ uint64_t m0, m1;
+ m0 = *mask;
+ m1 = *(mask + 1);
+
+ if (srca == 0xff && (m0 & m1) == 0xff)
+ {
+ *(uint64_t *)dst = srcsrc;
+ }
+ else if (m0 | m1)
+ {
+ __m64 dest0, dest1;
+
+ dest0 = in (vsrc, expand_alpha_rev (to_m64 (m0)));
+ dest1 = in (vsrc, expand_alpha_rev (to_m64 (m1)));
+
+ *(__m64 *)dst = pack8888 (dest0, dest1);
+ }
+ else
+ {
+ *(uint64_t *)dst = 0;
+ }
+
+ mask += 2;
+ dst += 2;
+ w -= 2;
+ }
+
+ CHECKPOINT ();
+
+ if (w)
+ {
+ uint64_t m = *mask;
+
+ if (m)
+ {
+ __m64 vdest = load8888 (dst);
+
+ vdest = in (vsrc, expand_alpha_rev (to_m64 (m)));
+ store8888 (dst, vdest);
+ }
+ else
+ {
+ *dst = 0;
+ }
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_n_8_0565 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t src, srca;
+ uint16_t *dst_line, *dst;
+ uint8_t *mask_line, *mask;
+ int dst_stride, mask_stride;
+ int32_t w;
+ __m64 vsrc, vsrca, tmp;
+ __m64 srcsrcsrcsrc;
+
+ CHECKPOINT ();
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ srca = src >> 24;
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+
+ vsrc = load8888 (&src);
+ vsrca = expand_alpha (vsrc);
+
+ tmp = pack_565 (vsrc, _mm_setzero_si64 (), 0);
+ srcsrcsrcsrc = expand_alpha_rev (tmp);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ CHECKPOINT ();
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ uint64_t m = *mask;
+
+ if (m)
+ {
+ uint64_t d = *dst;
+ __m64 vd = to_m64 (d);
+ __m64 vdest = in_over (
+ vsrc, vsrca, expand_alpha_rev (to_m64 (m)), expand565 (vd, 0));
+
+ vd = pack_565 (vdest, _mm_setzero_si64 (), 0);
+ *dst = to_uint64 (vd);
+ }
+
+ w--;
+ mask++;
+ dst++;
+ }
+
+ CHECKPOINT ();
+
+ while (w >= 4)
+ {
+ uint64_t m0, m1, m2, m3;
+ m0 = *mask;
+ m1 = *(mask + 1);
+ m2 = *(mask + 2);
+ m3 = *(mask + 3);
+
+ if (srca == 0xff && (m0 & m1 & m2 & m3) == 0xff)
+ {
+ *(__m64 *)dst = srcsrcsrcsrc;
+ }
+ else if (m0 | m1 | m2 | m3)
+ {
+ __m64 vdest = *(__m64 *)dst;
+ __m64 v0, v1, v2, v3;
+ __m64 vm0, vm1, vm2, vm3;
+
+ expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
+
+ vm0 = to_m64 (m0);
+ v0 = in_over (vsrc, vsrca, expand_alpha_rev (vm0), v0);
+
+ vm1 = to_m64 (m1);
+ v1 = in_over (vsrc, vsrca, expand_alpha_rev (vm1), v1);
+
+ vm2 = to_m64 (m2);
+ v2 = in_over (vsrc, vsrca, expand_alpha_rev (vm2), v2);
+
+ vm3 = to_m64 (m3);
+ v3 = in_over (vsrc, vsrca, expand_alpha_rev (vm3), v3);
+
+ *(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);;
+ }
+
+ w -= 4;
+ mask += 4;
+ dst += 4;
+ }
+
+ CHECKPOINT ();
+
+ while (w)
+ {
+ uint64_t m = *mask;
+
+ if (m)
+ {
+ uint64_t d = *dst;
+ __m64 vd = to_m64 (d);
+ __m64 vdest = in_over (vsrc, vsrca, expand_alpha_rev (to_m64 (m)),
+ expand565 (vd, 0));
+ vd = pack_565 (vdest, _mm_setzero_si64 (), 0);
+ *dst = to_uint64 (vd);
+ }
+
+ w--;
+ mask++;
+ dst++;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_pixbuf_0565 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint16_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ CHECKPOINT ();
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+#if 0
+ /* FIXME */
+ assert (src_image->drawable == mask_image->drawable);
+#endif
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ CHECKPOINT ();
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ __m64 vsrc = load8888 (src);
+ uint64_t d = *dst;
+ __m64 vdest = expand565 (to_m64 (d), 0);
+
+ vdest = pack_565 (over_rev_non_pre (vsrc, vdest), vdest, 0);
+
+ *dst = to_uint64 (vdest);
+
+ w--;
+ dst++;
+ src++;
+ }
+
+ CHECKPOINT ();
+
+ while (w >= 4)
+ {
+ uint32_t s0, s1, s2, s3;
+ unsigned char a0, a1, a2, a3;
+
+ s0 = *src;
+ s1 = *(src + 1);
+ s2 = *(src + 2);
+ s3 = *(src + 3);
+
+ a0 = (s0 >> 24);
+ a1 = (s1 >> 24);
+ a2 = (s2 >> 24);
+ a3 = (s3 >> 24);
+
+ if ((a0 & a1 & a2 & a3) == 0xFF)
+ {
+ __m64 v0 = invert_colors (load8888 (&s0));
+ __m64 v1 = invert_colors (load8888 (&s1));
+ __m64 v2 = invert_colors (load8888 (&s2));
+ __m64 v3 = invert_colors (load8888 (&s3));
+
+ *(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);
+ }
+ else if (s0 | s1 | s2 | s3)
+ {
+ __m64 vdest = *(__m64 *)dst;
+ __m64 v0, v1, v2, v3;
+
+ __m64 vsrc0 = load8888 (&s0);
+ __m64 vsrc1 = load8888 (&s1);
+ __m64 vsrc2 = load8888 (&s2);
+ __m64 vsrc3 = load8888 (&s3);
+
+ expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
+
+ v0 = over_rev_non_pre (vsrc0, v0);
+ v1 = over_rev_non_pre (vsrc1, v1);
+ v2 = over_rev_non_pre (vsrc2, v2);
+ v3 = over_rev_non_pre (vsrc3, v3);
+
+ *(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);
+ }
+
+ w -= 4;
+ dst += 4;
+ src += 4;
+ }
+
+ CHECKPOINT ();
+
+ while (w)
+ {
+ __m64 vsrc = load8888 (src);
+ uint64_t d = *dst;
+ __m64 vdest = expand565 (to_m64 (d), 0);
+
+ vdest = pack_565 (over_rev_non_pre (vsrc, vdest), vdest, 0);
+
+ *dst = to_uint64 (vdest);
+
+ w--;
+ dst++;
+ src++;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_pixbuf_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ CHECKPOINT ();
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+#if 0
+ /* FIXME */
+ assert (src_image->drawable == mask_image->drawable);
+#endif
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dst);
+
+ store8888 (dst, over_rev_non_pre (s, d));
+
+ w--;
+ dst++;
+ src++;
+ }
+
+ while (w >= 2)
+ {
+ uint32_t s0, s1;
+ unsigned char a0, a1;
+ __m64 d0, d1;
+
+ s0 = *src;
+ s1 = *(src + 1);
+
+ a0 = (s0 >> 24);
+ a1 = (s1 >> 24);
+
+ if ((a0 & a1) == 0xFF)
+ {
+ d0 = invert_colors (load8888 (&s0));
+ d1 = invert_colors (load8888 (&s1));
+
+ *(__m64 *)dst = pack8888 (d0, d1);
+ }
+ else if (s0 | s1)
+ {
+ __m64 vdest = *(__m64 *)dst;
+
+ d0 = over_rev_non_pre (load8888 (&s0), expand8888 (vdest, 0));
+ d1 = over_rev_non_pre (load8888 (&s1), expand8888 (vdest, 1));
+
+ *(__m64 *)dst = pack8888 (d0, d1);
+ }
+
+ w -= 2;
+ dst += 2;
+ src += 2;
+ }
+
+ if (w)
+ {
+ __m64 s = load8888 (src);
+ __m64 d = load8888 (dst);
+
+ store8888 (dst, over_rev_non_pre (s, d));
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_n_8888_0565_ca (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t src;
+ uint16_t *dst_line;
+ uint32_t *mask_line;
+ int dst_stride, mask_stride;
+ __m64 vsrc, vsrca;
+
+ CHECKPOINT ();
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1);
+
+ vsrc = load8888 (&src);
+ vsrca = expand_alpha (vsrc);
+
+ while (height--)
+ {
+ int twidth = width;
+ uint32_t *p = (uint32_t *)mask_line;
+ uint16_t *q = (uint16_t *)dst_line;
+
+ while (twidth && ((uintptr_t)q & 7))
+ {
+ uint32_t m = *(uint32_t *)p;
+
+ if (m)
+ {
+ uint64_t d = *q;
+ __m64 vdest = expand565 (to_m64 (d), 0);
+ vdest = pack_565 (in_over (vsrc, vsrca, load8888 (&m), vdest), vdest, 0);
+ *q = to_uint64 (vdest);
+ }
+
+ twidth--;
+ p++;
+ q++;
+ }
+
+ while (twidth >= 4)
+ {
+ uint32_t m0, m1, m2, m3;
+
+ m0 = *p;
+ m1 = *(p + 1);
+ m2 = *(p + 2);
+ m3 = *(p + 3);
+
+ if ((m0 | m1 | m2 | m3))
+ {
+ __m64 vdest = *(__m64 *)q;
+ __m64 v0, v1, v2, v3;
+
+ expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
+
+ v0 = in_over (vsrc, vsrca, load8888 (&m0), v0);
+ v1 = in_over (vsrc, vsrca, load8888 (&m1), v1);
+ v2 = in_over (vsrc, vsrca, load8888 (&m2), v2);
+ v3 = in_over (vsrc, vsrca, load8888 (&m3), v3);
+
+ *(__m64 *)q = pack_4x565 (v0, v1, v2, v3);
+ }
+ twidth -= 4;
+ p += 4;
+ q += 4;
+ }
+
+ while (twidth)
+ {
+ uint32_t m;
+
+ m = *(uint32_t *)p;
+ if (m)
+ {
+ uint64_t d = *q;
+ __m64 vdest = expand565 (to_m64 (d), 0);
+ vdest = pack_565 (in_over (vsrc, vsrca, load8888 (&m), vdest), vdest, 0);
+ *q = to_uint64 (vdest);
+ }
+
+ twidth--;
+ p++;
+ q++;
+ }
+
+ mask_line += mask_stride;
+ dst_line += dst_stride;
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_in_n_8_8 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint8_t *dst_line, *dst;
+ uint8_t *mask_line, *mask;
+ int dst_stride, mask_stride;
+ int32_t w;
+ uint32_t src;
+ uint8_t sa;
+ __m64 vsrc, vsrca;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ sa = src >> 24;
+
+ vsrc = load8888 (&src);
+ vsrca = expand_alpha (vsrc);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ uint16_t tmp;
+ uint8_t a;
+ uint32_t m, d;
+
+ a = *mask++;
+ d = *dst;
+
+ m = MUL_UN8 (sa, a, tmp);
+ d = MUL_UN8 (m, d, tmp);
+
+ *dst++ = d;
+ w--;
+ }
+
+ while (w >= 4)
+ {
+ __m64 vmask;
+ __m64 vdest;
+
+ vmask = load8888u ((uint32_t *)mask);
+ vdest = load8888 ((uint32_t *)dst);
+
+ store8888 ((uint32_t *)dst, in (in (vsrca, vmask), vdest));
+
+ dst += 4;
+ mask += 4;
+ w -= 4;
+ }
+
+ while (w--)
+ {
+ uint16_t tmp;
+ uint8_t a;
+ uint32_t m, d;
+
+ a = *mask++;
+ d = *dst;
+
+ m = MUL_UN8 (sa, a, tmp);
+ d = MUL_UN8 (m, d, tmp);
+
+ *dst++ = d;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_in_8_8 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint8_t *dst_line, *dst;
+ uint8_t *src_line, *src;
+ int src_stride, dst_stride;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 3)
+ {
+ uint8_t s, d;
+ uint16_t tmp;
+
+ s = *src;
+ d = *dst;
+
+ *dst = MUL_UN8 (s, d, tmp);
+
+ src++;
+ dst++;
+ w--;
+ }
+
+ while (w >= 4)
+ {
+ uint32_t *s = (uint32_t *)src;
+ uint32_t *d = (uint32_t *)dst;
+
+ store8888 (d, in (load8888u (s), load8888 (d)));
+
+ w -= 4;
+ dst += 4;
+ src += 4;
+ }
+
+ while (w--)
+ {
+ uint8_t s, d;
+ uint16_t tmp;
+
+ s = *src;
+ d = *dst;
+
+ *dst = MUL_UN8 (s, d, tmp);
+
+ src++;
+ dst++;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_add_n_8_8 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint8_t *dst_line, *dst;
+ uint8_t *mask_line, *mask;
+ int dst_stride, mask_stride;
+ int32_t w;
+ uint32_t src;
+ uint8_t sa;
+ __m64 vsrc, vsrca;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ sa = src >> 24;
+
+ if (src == 0)
+ return;
+
+ vsrc = load8888 (&src);
+ vsrca = expand_alpha (vsrc);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 3)
+ {
+ uint16_t tmp;
+ uint16_t a;
+ uint32_t m, d;
+ uint32_t r;
+
+ a = *mask++;
+ d = *dst;
+
+ m = MUL_UN8 (sa, a, tmp);
+ r = ADD_UN8 (m, d, tmp);
+
+ *dst++ = r;
+ w--;
+ }
+
+ while (w >= 4)
+ {
+ __m64 vmask;
+ __m64 vdest;
+
+ vmask = load8888u ((uint32_t *)mask);
+ vdest = load8888 ((uint32_t *)dst);
+
+ store8888 ((uint32_t *)dst, _mm_adds_pu8 (in (vsrca, vmask), vdest));
+
+ dst += 4;
+ mask += 4;
+ w -= 4;
+ }
+
+ while (w--)
+ {
+ uint16_t tmp;
+ uint16_t a;
+ uint32_t m, d;
+ uint32_t r;
+
+ a = *mask++;
+ d = *dst;
+
+ m = MUL_UN8 (sa, a, tmp);
+ r = ADD_UN8 (m, d, tmp);
+
+ *dst++ = r;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_add_8_8 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint8_t *dst_line, *dst;
+ uint8_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+ uint8_t s, d;
+ uint16_t t;
+
+ CHECKPOINT ();
+
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ s = *src;
+ d = *dst;
+ t = d + s;
+ s = t | (0 - (t >> 8));
+ *dst = s;
+
+ dst++;
+ src++;
+ w--;
+ }
+
+ while (w >= 8)
+ {
+ *(__m64*)dst = _mm_adds_pu8 (ldq_u ((__m64 *)src), *(__m64*)dst);
+ dst += 8;
+ src += 8;
+ w -= 8;
+ }
+
+ while (w)
+ {
+ s = *src;
+ d = *dst;
+ t = d + s;
+ s = t | (0 - (t >> 8));
+ *dst = s;
+
+ dst++;
+ src++;
+ w--;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_add_0565_0565 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint16_t *dst_line, *dst;
+ uint32_t d;
+ uint16_t *src_line, *src;
+ uint32_t s;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ CHECKPOINT ();
+
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint16_t, src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ s = *src++;
+ if (s)
+ {
+ d = *dst;
+ s = convert_0565_to_8888 (s);
+ if (d)
+ {
+ d = convert_0565_to_8888 (d);
+ UN8x4_ADD_UN8x4 (s, d);
+ }
+ *dst = convert_8888_to_0565 (s);
+ }
+ dst++;
+ w--;
+ }
+
+ while (w >= 4)
+ {
+ __m64 vdest = *(__m64 *)dst;
+ __m64 vsrc = ldq_u ((__m64 *)src);
+ __m64 vd0, vd1;
+ __m64 vs0, vs1;
+
+ expand_4xpacked565 (vdest, &vd0, &vd1, 0);
+ expand_4xpacked565 (vsrc, &vs0, &vs1, 0);
+
+ vd0 = _mm_adds_pu8 (vd0, vs0);
+ vd1 = _mm_adds_pu8 (vd1, vs1);
+
+ *(__m64 *)dst = pack_4xpacked565 (vd0, vd1);
+
+ dst += 4;
+ src += 4;
+ w -= 4;
+ }
+
+ while (w--)
+ {
+ s = *src++;
+ if (s)
+ {
+ d = *dst;
+ s = convert_0565_to_8888 (s);
+ if (d)
+ {
+ d = convert_0565_to_8888 (d);
+ UN8x4_ADD_UN8x4 (s, d);
+ }
+ *dst = convert_8888_to_0565 (s);
+ }
+ dst++;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_add_8888_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ CHECKPOINT ();
+
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ store (dst, _mm_adds_pu8 (load ((const uint32_t *)src),
+ load ((const uint32_t *)dst)));
+ dst++;
+ src++;
+ w--;
+ }
+
+ while (w >= 2)
+ {
+ *(__m64 *)dst = _mm_adds_pu8 (ldq_u ((__m64 *)src), *(__m64*)dst);
+ dst += 2;
+ src += 2;
+ w -= 2;
+ }
+
+ if (w)
+ {
+ store (dst, _mm_adds_pu8 (load ((const uint32_t *)src),
+ load ((const uint32_t *)dst)));
+
+ }
+ }
+
+ _mm_empty ();
+}
+
+static pixman_bool_t
+mmx_blt (pixman_implementation_t *imp,
+ uint32_t * src_bits,
+ uint32_t * dst_bits,
+ int src_stride,
+ int dst_stride,
+ int src_bpp,
+ int dst_bpp,
+ int src_x,
+ int src_y,
+ int dest_x,
+ int dest_y,
+ int width,
+ int height)
+{
+ uint8_t * src_bytes;
+ uint8_t * dst_bytes;
+ int byte_width;
+
+ if (src_bpp != dst_bpp)
+ return FALSE;
+
+ if (src_bpp == 16)
+ {
+ src_stride = src_stride * (int) sizeof (uint32_t) / 2;
+ dst_stride = dst_stride * (int) sizeof (uint32_t) / 2;
+ src_bytes = (uint8_t *)(((uint16_t *)src_bits) + src_stride * (src_y) + (src_x));
+ dst_bytes = (uint8_t *)(((uint16_t *)dst_bits) + dst_stride * (dest_y) + (dest_x));
+ byte_width = 2 * width;
+ src_stride *= 2;
+ dst_stride *= 2;
+ }
+ else if (src_bpp == 32)
+ {
+ src_stride = src_stride * (int) sizeof (uint32_t) / 4;
+ dst_stride = dst_stride * (int) sizeof (uint32_t) / 4;
+ src_bytes = (uint8_t *)(((uint32_t *)src_bits) + src_stride * (src_y) + (src_x));
+ dst_bytes = (uint8_t *)(((uint32_t *)dst_bits) + dst_stride * (dest_y) + (dest_x));
+ byte_width = 4 * width;
+ src_stride *= 4;
+ dst_stride *= 4;
+ }
+ else
+ {
+ return FALSE;
+ }
+
+ while (height--)
+ {
+ int w;
+ uint8_t *s = src_bytes;
+ uint8_t *d = dst_bytes;
+ src_bytes += src_stride;
+ dst_bytes += dst_stride;
+ w = byte_width;
+
+ if (w >= 1 && ((uintptr_t)d & 1))
+ {
+ *(uint8_t *)d = *(uint8_t *)s;
+ w -= 1;
+ s += 1;
+ d += 1;
+ }
+
+ if (w >= 2 && ((uintptr_t)d & 3))
+ {
+ *(uint16_t *)d = *(uint16_t *)s;
+ w -= 2;
+ s += 2;
+ d += 2;
+ }
+
+ while (w >= 4 && ((uintptr_t)d & 7))
+ {
+ *(uint32_t *)d = ldl_u ((uint32_t *)s);
+
+ w -= 4;
+ s += 4;
+ d += 4;
+ }
+
+ while (w >= 64)
+ {
+#if (defined (__GNUC__) || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590))) && defined USE_X86_MMX
+ __asm__ (
+ "movq (%1), %%mm0\n"
+ "movq 8(%1), %%mm1\n"
+ "movq 16(%1), %%mm2\n"
+ "movq 24(%1), %%mm3\n"
+ "movq 32(%1), %%mm4\n"
+ "movq 40(%1), %%mm5\n"
+ "movq 48(%1), %%mm6\n"
+ "movq 56(%1), %%mm7\n"
+
+ "movq %%mm0, (%0)\n"
+ "movq %%mm1, 8(%0)\n"
+ "movq %%mm2, 16(%0)\n"
+ "movq %%mm3, 24(%0)\n"
+ "movq %%mm4, 32(%0)\n"
+ "movq %%mm5, 40(%0)\n"
+ "movq %%mm6, 48(%0)\n"
+ "movq %%mm7, 56(%0)\n"
+ :
+ : "r" (d), "r" (s)
+ : "memory",
+ "%mm0", "%mm1", "%mm2", "%mm3",
+ "%mm4", "%mm5", "%mm6", "%mm7");
+#else
+ __m64 v0 = ldq_u ((__m64 *)(s + 0));
+ __m64 v1 = ldq_u ((__m64 *)(s + 8));
+ __m64 v2 = ldq_u ((__m64 *)(s + 16));
+ __m64 v3 = ldq_u ((__m64 *)(s + 24));
+ __m64 v4 = ldq_u ((__m64 *)(s + 32));
+ __m64 v5 = ldq_u ((__m64 *)(s + 40));
+ __m64 v6 = ldq_u ((__m64 *)(s + 48));
+ __m64 v7 = ldq_u ((__m64 *)(s + 56));
+ *(__m64 *)(d + 0) = v0;
+ *(__m64 *)(d + 8) = v1;
+ *(__m64 *)(d + 16) = v2;
+ *(__m64 *)(d + 24) = v3;
+ *(__m64 *)(d + 32) = v4;
+ *(__m64 *)(d + 40) = v5;
+ *(__m64 *)(d + 48) = v6;
+ *(__m64 *)(d + 56) = v7;
+#endif
+
+ w -= 64;
+ s += 64;
+ d += 64;
+ }
+ while (w >= 4)
+ {
+ *(uint32_t *)d = ldl_u ((uint32_t *)s);
+
+ w -= 4;
+ s += 4;
+ d += 4;
+ }
+ if (w >= 2)
+ {
+ *(uint16_t *)d = *(uint16_t *)s;
+ w -= 2;
+ s += 2;
+ d += 2;
+ }
+ }
+
+ _mm_empty ();
+
+ return TRUE;
+}
+
+static void
+mmx_composite_copy_area (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+
+ mmx_blt (imp, src_image->bits.bits,
+ dest_image->bits.bits,
+ src_image->bits.rowstride,
+ dest_image->bits.rowstride,
+ PIXMAN_FORMAT_BPP (src_image->bits.format),
+ PIXMAN_FORMAT_BPP (dest_image->bits.format),
+ src_x, src_y, dest_x, dest_y, width, height);
+}
+
+static void
+mmx_composite_over_x888_8_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t *src, *src_line;
+ uint32_t *dst, *dst_line;
+ uint8_t *mask, *mask_line;
+ int src_stride, mask_stride, dst_stride;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+ while (height--)
+ {
+ src = src_line;
+ src_line += src_stride;
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+
+ w = width;
+
+ while (w--)
+ {
+ uint64_t m = *mask;
+
+ if (m)
+ {
+ uint32_t ssrc = *src | 0xff000000;
+ __m64 s = load8888 (&ssrc);
+
+ if (m == 0xff)
+ {
+ store8888 (dst, s);
+ }
+ else
+ {
+ __m64 sa = expand_alpha (s);
+ __m64 vm = expand_alpha_rev (to_m64 (m));
+ __m64 vdest = in_over (s, sa, vm, load8888 (dst));
+
+ store8888 (dst, vdest);
+ }
+ }
+
+ mask++;
+ dst++;
+ src++;
+ }
+ }
+
+ _mm_empty ();
+}
+
+static void
+mmx_composite_over_reverse_n_8888 (pixman_implementation_t *imp,
+ pixman_composite_info_t *info)
+{
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint32_t src;
+ uint32_t *dst_line, *dst;
+ int32_t w;
+ int dst_stride;
+ __m64 vsrc;
+
+ CHECKPOINT ();
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+
+ vsrc = load8888 (&src);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ w = width;
+
+ CHECKPOINT ();
+
+ while (w && (uintptr_t)dst & 7)
+ {
+ __m64 vdest = load8888 (dst);
+
+ store8888 (dst, over (vdest, expand_alpha (vdest), vsrc));
+
+ w--;
+ dst++;
+ }
+
+ while (w >= 2)
+ {
+ __m64 vdest = *(__m64 *)dst;
+ __m64 dest0 = expand8888 (vdest, 0);
+ __m64 dest1 = expand8888 (vdest, 1);
+
+
+ dest0 = over (dest0, expand_alpha (dest0), vsrc);
+ dest1 = over (dest1, expand_alpha (dest1), vsrc);
+
+ *(__m64 *)dst = pack8888 (dest0, dest1);
+
+ dst += 2;
+ w -= 2;
+ }
+
+ CHECKPOINT ();
+
+ if (w)
+ {
+ __m64 vdest = load8888 (dst);
+
+ store8888 (dst, over (vdest, expand_alpha (vdest), vsrc));
+ }
+ }
+
+ _mm_empty ();
+}
+
+static force_inline void
+scaled_nearest_scanline_mmx_8888_8888_OVER (uint32_t* pd,
+ const uint32_t* ps,
+ int32_t w,
+ pixman_fixed_t vx,
+ pixman_fixed_t unit_x,
+ pixman_fixed_t src_width_fixed,
+ pixman_bool_t fully_transparent_src)
+{
+ if (fully_transparent_src)
+ return;
+
+ while (w)
+ {
+ __m64 d = load (pd);
+ __m64 s = load (ps + pixman_fixed_to_int (vx));
+ vx += unit_x;
+ while (vx >= 0)
+ vx -= src_width_fixed;
+
+ store8888 (pd, core_combine_over_u_pixel_mmx (s, d));
+ pd++;
+
+ w--;
+ }
+
+ _mm_empty ();
+}
+
+FAST_NEAREST_MAINLOOP (mmx_8888_8888_cover_OVER,
+ scaled_nearest_scanline_mmx_8888_8888_OVER,
+ uint32_t, uint32_t, COVER)
+FAST_NEAREST_MAINLOOP (mmx_8888_8888_none_OVER,
+ scaled_nearest_scanline_mmx_8888_8888_OVER,
+ uint32_t, uint32_t, NONE)
+FAST_NEAREST_MAINLOOP (mmx_8888_8888_pad_OVER,
+ scaled_nearest_scanline_mmx_8888_8888_OVER,
+ uint32_t, uint32_t, PAD)
+FAST_NEAREST_MAINLOOP (mmx_8888_8888_normal_OVER,
+ scaled_nearest_scanline_mmx_8888_8888_OVER,
+ uint32_t, uint32_t, NORMAL)
+
+static force_inline void
+scaled_nearest_scanline_mmx_8888_n_8888_OVER (const uint32_t * mask,
+ uint32_t * dst,
+ const uint32_t * src,
+ int32_t w,
+ pixman_fixed_t vx,
+ pixman_fixed_t unit_x,
+ pixman_fixed_t src_width_fixed,
+ pixman_bool_t zero_src)
+{
+ __m64 mm_mask;
+
+ if (zero_src || (*mask >> 24) == 0)
+ {
+ /* A workaround for https://gcc.gnu.org/PR47759 */
+ _mm_empty ();
+ return;
+ }
+
+ mm_mask = expand_alpha (load8888 (mask));
+
+ while (w)
+ {
+ uint32_t s = *(src + pixman_fixed_to_int (vx));
+ vx += unit_x;
+ while (vx >= 0)
+ vx -= src_width_fixed;
+
+ if (s)
+ {
+ __m64 ms = load8888 (&s);
+ __m64 alpha = expand_alpha (ms);
+ __m64 dest = load8888 (dst);
+
+ store8888 (dst, (in_over (ms, alpha, mm_mask, dest)));
+ }
+
+ dst++;
+ w--;
+ }
+
+ _mm_empty ();
+}
+
+FAST_NEAREST_MAINLOOP_COMMON (mmx_8888_n_8888_cover_OVER,
+ scaled_nearest_scanline_mmx_8888_n_8888_OVER,
+ uint32_t, uint32_t, uint32_t, COVER, TRUE, TRUE)
+FAST_NEAREST_MAINLOOP_COMMON (mmx_8888_n_8888_pad_OVER,
+ scaled_nearest_scanline_mmx_8888_n_8888_OVER,
+ uint32_t, uint32_t, uint32_t, PAD, TRUE, TRUE)
+FAST_NEAREST_MAINLOOP_COMMON (mmx_8888_n_8888_none_OVER,
+ scaled_nearest_scanline_mmx_8888_n_8888_OVER,
+ uint32_t, uint32_t, uint32_t, NONE, TRUE, TRUE)
+FAST_NEAREST_MAINLOOP_COMMON (mmx_8888_n_8888_normal_OVER,
+ scaled_nearest_scanline_mmx_8888_n_8888_OVER,
+ uint32_t, uint32_t, uint32_t, NORMAL, TRUE, TRUE)
+
+#define BSHIFT ((1 << BILINEAR_INTERPOLATION_BITS))
+#define BMSK (BSHIFT - 1)
+
+#define BILINEAR_DECLARE_VARIABLES \
+ const __m64 mm_wt = _mm_set_pi16 (wt, wt, wt, wt); \
+ const __m64 mm_wb = _mm_set_pi16 (wb, wb, wb, wb); \
+ const __m64 mm_addc7 = _mm_set_pi16 (0, 1, 0, 1); \
+ const __m64 mm_xorc7 = _mm_set_pi16 (0, BMSK, 0, BMSK); \
+ const __m64 mm_ux = _mm_set_pi16 (unit_x, unit_x, unit_x, unit_x); \
+ const __m64 mm_zero = _mm_setzero_si64 (); \
+ __m64 mm_x = _mm_set_pi16 (vx, vx, vx, vx)
+
+#define BILINEAR_INTERPOLATE_ONE_PIXEL(pix) \
+do { \
+ /* fetch 2x2 pixel block into 2 mmx registers */ \
+ __m64 t = ldq_u ((__m64 *)&src_top [pixman_fixed_to_int (vx)]); \
+ __m64 b = ldq_u ((__m64 *)&src_bottom [pixman_fixed_to_int (vx)]); \
+ /* vertical interpolation */ \
+ __m64 t_hi = _mm_mullo_pi16 (_mm_unpackhi_pi8 (t, mm_zero), mm_wt); \
+ __m64 t_lo = _mm_mullo_pi16 (_mm_unpacklo_pi8 (t, mm_zero), mm_wt); \
+ __m64 b_hi = _mm_mullo_pi16 (_mm_unpackhi_pi8 (b, mm_zero), mm_wb); \
+ __m64 b_lo = _mm_mullo_pi16 (_mm_unpacklo_pi8 (b, mm_zero), mm_wb); \
+ __m64 hi = _mm_add_pi16 (t_hi, b_hi); \
+ __m64 lo = _mm_add_pi16 (t_lo, b_lo); \
+ /* calculate horizontal weights */ \
+ __m64 mm_wh = _mm_add_pi16 (mm_addc7, _mm_xor_si64 (mm_xorc7, \
+ _mm_srli_pi16 (mm_x, \
+ 16 - BILINEAR_INTERPOLATION_BITS))); \
+ /* horizontal interpolation */ \
+ __m64 p = _mm_unpacklo_pi16 (lo, hi); \
+ __m64 q = _mm_unpackhi_pi16 (lo, hi); \
+ vx += unit_x; \
+ lo = _mm_madd_pi16 (p, mm_wh); \
+ hi = _mm_madd_pi16 (q, mm_wh); \
+ mm_x = _mm_add_pi16 (mm_x, mm_ux); \
+ /* shift and pack the result */ \
+ hi = _mm_srli_pi32 (hi, BILINEAR_INTERPOLATION_BITS * 2); \
+ lo = _mm_srli_pi32 (lo, BILINEAR_INTERPOLATION_BITS * 2); \
+ lo = _mm_packs_pi32 (lo, hi); \
+ lo = _mm_packs_pu16 (lo, lo); \
+ pix = lo; \
+} while (0)
+
+#define BILINEAR_SKIP_ONE_PIXEL() \
+do { \
+ vx += unit_x; \
+ mm_x = _mm_add_pi16 (mm_x, mm_ux); \
+} while(0)
+
+static force_inline void
+scaled_bilinear_scanline_mmx_8888_8888_SRC (uint32_t * dst,
+ const uint32_t * mask,
+ const uint32_t * src_top,
+ const uint32_t * src_bottom,
+ int32_t w,
+ int wt,
+ int wb,
+ pixman_fixed_t vx,
+ pixman_fixed_t unit_x,
+ pixman_fixed_t max_vx,
+ pixman_bool_t zero_src)
+{
+ BILINEAR_DECLARE_VARIABLES;
+ __m64 pix;
+
+ while (w--)
+ {
+ BILINEAR_INTERPOLATE_ONE_PIXEL (pix);
+ store (dst, pix);
+ dst++;
+ }
+
+ _mm_empty ();
+}
+
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_cover_SRC,
+ scaled_bilinear_scanline_mmx_8888_8888_SRC,
+ uint32_t, uint32_t, uint32_t,
+ COVER, FLAG_NONE)
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_pad_SRC,
+ scaled_bilinear_scanline_mmx_8888_8888_SRC,
+ uint32_t, uint32_t, uint32_t,
+ PAD, FLAG_NONE)
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_none_SRC,
+ scaled_bilinear_scanline_mmx_8888_8888_SRC,
+ uint32_t, uint32_t, uint32_t,
+ NONE, FLAG_NONE)
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_normal_SRC,
+ scaled_bilinear_scanline_mmx_8888_8888_SRC,
+ uint32_t, uint32_t, uint32_t,
+ NORMAL, FLAG_NONE)
+
+static force_inline void
+scaled_bilinear_scanline_mmx_8888_8888_OVER (uint32_t * dst,
+ const uint32_t * mask,
+ const uint32_t * src_top,
+ const uint32_t * src_bottom,
+ int32_t w,
+ int wt,
+ int wb,
+ pixman_fixed_t vx,
+ pixman_fixed_t unit_x,
+ pixman_fixed_t max_vx,
+ pixman_bool_t zero_src)
+{
+ BILINEAR_DECLARE_VARIABLES;
+ __m64 pix1, pix2;
+
+ while (w)
+ {
+ BILINEAR_INTERPOLATE_ONE_PIXEL (pix1);
+
+ if (!is_zero (pix1))
+ {
+ pix2 = load (dst);
+ store8888 (dst, core_combine_over_u_pixel_mmx (pix1, pix2));
+ }
+
+ w--;
+ dst++;
+ }
+
+ _mm_empty ();
+}
+
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_cover_OVER,
+ scaled_bilinear_scanline_mmx_8888_8888_OVER,
+ uint32_t, uint32_t, uint32_t,
+ COVER, FLAG_NONE)
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_pad_OVER,
+ scaled_bilinear_scanline_mmx_8888_8888_OVER,
+ uint32_t, uint32_t, uint32_t,
+ PAD, FLAG_NONE)
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_none_OVER,
+ scaled_bilinear_scanline_mmx_8888_8888_OVER,
+ uint32_t, uint32_t, uint32_t,
+ NONE, FLAG_NONE)
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_normal_OVER,
+ scaled_bilinear_scanline_mmx_8888_8888_OVER,
+ uint32_t, uint32_t, uint32_t,
+ NORMAL, FLAG_NONE)
+
+static force_inline void
+scaled_bilinear_scanline_mmx_8888_8_8888_OVER (uint32_t * dst,
+ const uint8_t * mask,
+ const uint32_t * src_top,
+ const uint32_t * src_bottom,
+ int32_t w,
+ int wt,
+ int wb,
+ pixman_fixed_t vx,
+ pixman_fixed_t unit_x,
+ pixman_fixed_t max_vx,
+ pixman_bool_t zero_src)
+{
+ BILINEAR_DECLARE_VARIABLES;
+ __m64 pix1, pix2;
+ uint32_t m;
+
+ while (w)
+ {
+ m = (uint32_t) *mask++;
+
+ if (m)
+ {
+ BILINEAR_INTERPOLATE_ONE_PIXEL (pix1);
+
+ if (m == 0xff && is_opaque (pix1))
+ {
+ store (dst, pix1);
+ }
+ else
+ {
+ __m64 ms, md, ma, msa;
+
+ pix2 = load (dst);
+ ma = expand_alpha_rev (to_m64 (m));
+ ms = _mm_unpacklo_pi8 (pix1, _mm_setzero_si64 ());
+ md = _mm_unpacklo_pi8 (pix2, _mm_setzero_si64 ());
+
+ msa = expand_alpha (ms);
+
+ store8888 (dst, (in_over (ms, msa, ma, md)));
+ }
+ }
+ else
+ {
+ BILINEAR_SKIP_ONE_PIXEL ();
+ }
+
+ w--;
+ dst++;
+ }
+
+ _mm_empty ();
+}
+
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8_8888_cover_OVER,
+ scaled_bilinear_scanline_mmx_8888_8_8888_OVER,
+ uint32_t, uint8_t, uint32_t,
+ COVER, FLAG_HAVE_NON_SOLID_MASK)
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8_8888_pad_OVER,
+ scaled_bilinear_scanline_mmx_8888_8_8888_OVER,
+ uint32_t, uint8_t, uint32_t,
+ PAD, FLAG_HAVE_NON_SOLID_MASK)
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8_8888_none_OVER,
+ scaled_bilinear_scanline_mmx_8888_8_8888_OVER,
+ uint32_t, uint8_t, uint32_t,
+ NONE, FLAG_HAVE_NON_SOLID_MASK)
+FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8_8888_normal_OVER,
+ scaled_bilinear_scanline_mmx_8888_8_8888_OVER,
+ uint32_t, uint8_t, uint32_t,
+ NORMAL, FLAG_HAVE_NON_SOLID_MASK)
+
+static uint32_t *
+mmx_fetch_x8r8g8b8 (pixman_iter_t *iter, const uint32_t *mask)
+{
+ int w = iter->width;
+ uint32_t *dst = iter->buffer;
+ uint32_t *src = (uint32_t *)iter->bits;
+
+ iter->bits += iter->stride;
+
+ while (w && ((uintptr_t)dst) & 7)
+ {
+ *dst++ = (*src++) | 0xff000000;
+ w--;
+ }
+
+ while (w >= 8)
+ {
+ __m64 vsrc1 = ldq_u ((__m64 *)(src + 0));
+ __m64 vsrc2 = ldq_u ((__m64 *)(src + 2));
+ __m64 vsrc3 = ldq_u ((__m64 *)(src + 4));
+ __m64 vsrc4 = ldq_u ((__m64 *)(src + 6));
+
+ *(__m64 *)(dst + 0) = _mm_or_si64 (vsrc1, MC (ff000000));
+ *(__m64 *)(dst + 2) = _mm_or_si64 (vsrc2, MC (ff000000));
+ *(__m64 *)(dst + 4) = _mm_or_si64 (vsrc3, MC (ff000000));
+ *(__m64 *)(dst + 6) = _mm_or_si64 (vsrc4, MC (ff000000));
+
+ dst += 8;
+ src += 8;
+ w -= 8;
+ }
+
+ while (w)
+ {
+ *dst++ = (*src++) | 0xff000000;
+ w--;
+ }
+
+ _mm_empty ();
+ return iter->buffer;
+}
+
+static uint32_t *
+mmx_fetch_r5g6b5 (pixman_iter_t *iter, const uint32_t *mask)
+{
+ int w = iter->width;
+ uint32_t *dst = iter->buffer;
+ uint16_t *src = (uint16_t *)iter->bits;
+
+ iter->bits += iter->stride;
+
+ while (w && ((uintptr_t)dst) & 0x0f)
+ {
+ uint16_t s = *src++;
+
+ *dst++ = convert_0565_to_8888 (s);
+ w--;
+ }
+
+ while (w >= 4)
+ {
+ __m64 vsrc = ldq_u ((__m64 *)src);
+ __m64 mm0, mm1;
+
+ expand_4xpacked565 (vsrc, &mm0, &mm1, 1);
+
+ *(__m64 *)(dst + 0) = mm0;
+ *(__m64 *)(dst + 2) = mm1;
+
+ dst += 4;
+ src += 4;
+ w -= 4;
+ }
+
+ while (w)
+ {
+ uint16_t s = *src++;
+
+ *dst++ = convert_0565_to_8888 (s);
+ w--;
+ }
+
+ _mm_empty ();
+ return iter->buffer;
+}
+
+static uint32_t *
+mmx_fetch_a8 (pixman_iter_t *iter, const uint32_t *mask)
+{
+ int w = iter->width;
+ uint32_t *dst = iter->buffer;
+ uint8_t *src = iter->bits;
+
+ iter->bits += iter->stride;
+
+ while (w && (((uintptr_t)dst) & 15))
+ {
+ *dst++ = (uint32_t)*(src++) << 24;
+ w--;
+ }
+
+ while (w >= 8)
+ {
+ __m64 mm0 = ldq_u ((__m64 *)src);
+
+ __m64 mm1 = _mm_unpacklo_pi8 (_mm_setzero_si64(), mm0);
+ __m64 mm2 = _mm_unpackhi_pi8 (_mm_setzero_si64(), mm0);
+ __m64 mm3 = _mm_unpacklo_pi16 (_mm_setzero_si64(), mm1);
+ __m64 mm4 = _mm_unpackhi_pi16 (_mm_setzero_si64(), mm1);
+ __m64 mm5 = _mm_unpacklo_pi16 (_mm_setzero_si64(), mm2);
+ __m64 mm6 = _mm_unpackhi_pi16 (_mm_setzero_si64(), mm2);
+
+ *(__m64 *)(dst + 0) = mm3;
+ *(__m64 *)(dst + 2) = mm4;
+ *(__m64 *)(dst + 4) = mm5;
+ *(__m64 *)(dst + 6) = mm6;
+
+ dst += 8;
+ src += 8;
+ w -= 8;
+ }
+
+ while (w)
+ {
+ *dst++ = (uint32_t)*(src++) << 24;
+ w--;
+ }
+
+ _mm_empty ();
+ return iter->buffer;
+}
+
+#define IMAGE_FLAGS \
+ (FAST_PATH_STANDARD_FLAGS | FAST_PATH_ID_TRANSFORM | \
+ FAST_PATH_BITS_IMAGE | FAST_PATH_SAMPLES_COVER_CLIP_NEAREST)
+
+static const pixman_iter_info_t mmx_iters[] =
+{
+ { PIXMAN_x8r8g8b8, IMAGE_FLAGS, ITER_NARROW,
+ _pixman_iter_init_bits_stride, mmx_fetch_x8r8g8b8, NULL
+ },
+ { PIXMAN_r5g6b5, IMAGE_FLAGS, ITER_NARROW,
+ _pixman_iter_init_bits_stride, mmx_fetch_r5g6b5, NULL
+ },
+ { PIXMAN_a8, IMAGE_FLAGS, ITER_NARROW,
+ _pixman_iter_init_bits_stride, mmx_fetch_a8, NULL
+ },
+ { PIXMAN_null },
+};
+
+static const pixman_fast_path_t mmx_fast_paths[] =
+{
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, r5g6b5, mmx_composite_over_n_8_0565 ),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, b5g6r5, mmx_composite_over_n_8_0565 ),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8r8g8b8, mmx_composite_over_n_8_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8r8g8b8, mmx_composite_over_n_8_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8b8g8r8, mmx_composite_over_n_8_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8b8g8r8, mmx_composite_over_n_8_8888 ),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, a8r8g8b8, mmx_composite_over_n_8888_8888_ca ),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, x8r8g8b8, mmx_composite_over_n_8888_8888_ca ),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, r5g6b5, mmx_composite_over_n_8888_0565_ca ),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, a8b8g8r8, mmx_composite_over_n_8888_8888_ca ),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, x8b8g8r8, mmx_composite_over_n_8888_8888_ca ),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, b5g6r5, mmx_composite_over_n_8888_0565_ca ),
+ PIXMAN_STD_FAST_PATH (OVER, pixbuf, pixbuf, a8r8g8b8, mmx_composite_over_pixbuf_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, pixbuf, pixbuf, x8r8g8b8, mmx_composite_over_pixbuf_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, pixbuf, pixbuf, r5g6b5, mmx_composite_over_pixbuf_0565 ),
+ PIXMAN_STD_FAST_PATH (OVER, rpixbuf, rpixbuf, a8b8g8r8, mmx_composite_over_pixbuf_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, rpixbuf, rpixbuf, x8b8g8r8, mmx_composite_over_pixbuf_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, rpixbuf, rpixbuf, b5g6r5, mmx_composite_over_pixbuf_0565 ),
+ PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, solid, a8r8g8b8, mmx_composite_over_x888_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, solid, x8r8g8b8, mmx_composite_over_x888_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, solid, a8b8g8r8, mmx_composite_over_x888_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, solid, x8b8g8r8, mmx_composite_over_x888_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid, a8r8g8b8, mmx_composite_over_8888_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid, x8r8g8b8, mmx_composite_over_8888_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, solid, a8b8g8r8, mmx_composite_over_8888_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, solid, x8b8g8r8, mmx_composite_over_8888_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, x8r8g8b8, mmx_composite_over_x888_8_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, a8r8g8b8, mmx_composite_over_x888_8_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, x8b8g8r8, mmx_composite_over_x888_8_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, a8b8g8r8, mmx_composite_over_x888_8_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, solid, null, a8r8g8b8, mmx_composite_over_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, solid, null, x8r8g8b8, mmx_composite_over_n_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, solid, null, r5g6b5, mmx_composite_over_n_0565 ),
+ PIXMAN_STD_FAST_PATH (OVER, solid, null, b5g6r5, mmx_composite_over_n_0565 ),
+ PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, null, x8r8g8b8, mmx_composite_copy_area ),
+ PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, null, x8b8g8r8, mmx_composite_copy_area ),
+
+ PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, a8r8g8b8, mmx_composite_over_8888_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, x8r8g8b8, mmx_composite_over_8888_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, r5g6b5, mmx_composite_over_8888_0565 ),
+ PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, a8b8g8r8, mmx_composite_over_8888_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, x8b8g8r8, mmx_composite_over_8888_8888 ),
+ PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, b5g6r5, mmx_composite_over_8888_0565 ),
+
+ PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8r8g8b8, mmx_composite_over_reverse_n_8888),
+ PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8b8g8r8, mmx_composite_over_reverse_n_8888),
+
+ PIXMAN_STD_FAST_PATH (ADD, r5g6b5, null, r5g6b5, mmx_composite_add_0565_0565 ),
+ PIXMAN_STD_FAST_PATH (ADD, b5g6r5, null, b5g6r5, mmx_composite_add_0565_0565 ),
+ PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, null, a8r8g8b8, mmx_composite_add_8888_8888 ),
+ PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, null, a8b8g8r8, mmx_composite_add_8888_8888 ),
+ PIXMAN_STD_FAST_PATH (ADD, a8, null, a8, mmx_composite_add_8_8 ),
+ PIXMAN_STD_FAST_PATH (ADD, solid, a8, a8, mmx_composite_add_n_8_8 ),
+
+ PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, r5g6b5, mmx_composite_src_x888_0565 ),
+ PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, b5g6r5, mmx_composite_src_x888_0565 ),
+ PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, r5g6b5, mmx_composite_src_x888_0565 ),
+ PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, b5g6r5, mmx_composite_src_x888_0565 ),
+ PIXMAN_STD_FAST_PATH (SRC, solid, a8, a8r8g8b8, mmx_composite_src_n_8_8888 ),
+ PIXMAN_STD_FAST_PATH (SRC, solid, a8, x8r8g8b8, mmx_composite_src_n_8_8888 ),
+ PIXMAN_STD_FAST_PATH (SRC, solid, a8, a8b8g8r8, mmx_composite_src_n_8_8888 ),
+ PIXMAN_STD_FAST_PATH (SRC, solid, a8, x8b8g8r8, mmx_composite_src_n_8_8888 ),
+ PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, a8r8g8b8, mmx_composite_copy_area ),
+ PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, a8b8g8r8, mmx_composite_copy_area ),
+ PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, x8r8g8b8, mmx_composite_copy_area ),
+ PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, x8b8g8r8, mmx_composite_copy_area ),
+ PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, x8r8g8b8, mmx_composite_copy_area ),
+ PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, x8b8g8r8, mmx_composite_copy_area ),
+ PIXMAN_STD_FAST_PATH (SRC, r5g6b5, null, r5g6b5, mmx_composite_copy_area ),
+ PIXMAN_STD_FAST_PATH (SRC, b5g6r5, null, b5g6r5, mmx_composite_copy_area ),
+
+ PIXMAN_STD_FAST_PATH (IN, a8, null, a8, mmx_composite_in_8_8 ),
+ PIXMAN_STD_FAST_PATH (IN, solid, a8, a8, mmx_composite_in_n_8_8 ),
+
+ SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, mmx_8888_8888 ),
+ SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, mmx_8888_8888 ),
+ SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, mmx_8888_8888 ),
+ SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, mmx_8888_8888 ),
+
+ SIMPLE_NEAREST_SOLID_MASK_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, mmx_8888_n_8888 ),
+ SIMPLE_NEAREST_SOLID_MASK_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, mmx_8888_n_8888 ),
+ SIMPLE_NEAREST_SOLID_MASK_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, mmx_8888_n_8888 ),
+ SIMPLE_NEAREST_SOLID_MASK_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, mmx_8888_n_8888 ),
+
+ SIMPLE_BILINEAR_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8, mmx_8888_8888 ),
+ SIMPLE_BILINEAR_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8, mmx_8888_8888 ),
+ SIMPLE_BILINEAR_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8, mmx_8888_8888 ),
+ SIMPLE_BILINEAR_FAST_PATH (SRC, a8b8g8r8, a8b8g8r8, mmx_8888_8888 ),
+ SIMPLE_BILINEAR_FAST_PATH (SRC, a8b8g8r8, x8b8g8r8, mmx_8888_8888 ),
+ SIMPLE_BILINEAR_FAST_PATH (SRC, x8b8g8r8, x8b8g8r8, mmx_8888_8888 ),
+
+ SIMPLE_BILINEAR_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, mmx_8888_8888 ),
+ SIMPLE_BILINEAR_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, mmx_8888_8888 ),
+ SIMPLE_BILINEAR_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, mmx_8888_8888 ),
+ SIMPLE_BILINEAR_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, mmx_8888_8888 ),
+
+ SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, mmx_8888_8_8888 ),
+ SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, mmx_8888_8_8888 ),
+ SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, mmx_8888_8_8888 ),
+ SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, mmx_8888_8_8888 ),
+
+ { PIXMAN_OP_NONE },
+};
+
+pixman_implementation_t *
+_pixman_implementation_create_mmx (pixman_implementation_t *fallback)
+{
+ pixman_implementation_t *imp = _pixman_implementation_create (fallback, mmx_fast_paths);
+
+ imp->combine_32[PIXMAN_OP_OVER] = mmx_combine_over_u;
+ imp->combine_32[PIXMAN_OP_OVER_REVERSE] = mmx_combine_over_reverse_u;
+ imp->combine_32[PIXMAN_OP_IN] = mmx_combine_in_u;
+ imp->combine_32[PIXMAN_OP_IN_REVERSE] = mmx_combine_in_reverse_u;
+ imp->combine_32[PIXMAN_OP_OUT] = mmx_combine_out_u;
+ imp->combine_32[PIXMAN_OP_OUT_REVERSE] = mmx_combine_out_reverse_u;
+ imp->combine_32[PIXMAN_OP_ATOP] = mmx_combine_atop_u;
+ imp->combine_32[PIXMAN_OP_ATOP_REVERSE] = mmx_combine_atop_reverse_u;
+ imp->combine_32[PIXMAN_OP_XOR] = mmx_combine_xor_u;
+ imp->combine_32[PIXMAN_OP_ADD] = mmx_combine_add_u;
+ imp->combine_32[PIXMAN_OP_SATURATE] = mmx_combine_saturate_u;
+
+ imp->combine_32_ca[PIXMAN_OP_SRC] = mmx_combine_src_ca;
+ imp->combine_32_ca[PIXMAN_OP_OVER] = mmx_combine_over_ca;
+ imp->combine_32_ca[PIXMAN_OP_OVER_REVERSE] = mmx_combine_over_reverse_ca;
+ imp->combine_32_ca[PIXMAN_OP_IN] = mmx_combine_in_ca;
+ imp->combine_32_ca[PIXMAN_OP_IN_REVERSE] = mmx_combine_in_reverse_ca;
+ imp->combine_32_ca[PIXMAN_OP_OUT] = mmx_combine_out_ca;
+ imp->combine_32_ca[PIXMAN_OP_OUT_REVERSE] = mmx_combine_out_reverse_ca;
+ imp->combine_32_ca[PIXMAN_OP_ATOP] = mmx_combine_atop_ca;
+ imp->combine_32_ca[PIXMAN_OP_ATOP_REVERSE] = mmx_combine_atop_reverse_ca;
+ imp->combine_32_ca[PIXMAN_OP_XOR] = mmx_combine_xor_ca;
+ imp->combine_32_ca[PIXMAN_OP_ADD] = mmx_combine_add_ca;
+
+ imp->blt = mmx_blt;
+ imp->fill = mmx_fill;
+
+ imp->iter_info = mmx_iters;
+
+ return imp;
+}
+
+#endif /* USE_X86_MMX || USE_ARM_IWMMXT || USE_LOONGSON_MMI */