diff options
Diffstat (limited to 'src/gui/painting/qdrawhelper_sse2.cpp')
| -rw-r--r-- | src/gui/painting/qdrawhelper_sse2.cpp | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/src/gui/painting/qdrawhelper_sse2.cpp b/src/gui/painting/qdrawhelper_sse2.cpp index 7ab9eda..22c0384 100644 --- a/src/gui/painting/qdrawhelper_sse2.cpp +++ b/src/gui/painting/qdrawhelper_sse2.cpp @@ -112,9 +112,7 @@ void qt_blend_rgb32_on_rgb32_sse2(uchar *destPixels, int dbpl, int x = 0; // First, align dest to 16 bytes: - const int offsetToAlignOn16Bytes = (4 - ((reinterpret_cast<quintptr>(dst) >> 2) & 0x3)) & 0x3; - const int prologLength = qMin(w, offsetToAlignOn16Bytes); - for (; x < prologLength; ++x) { + ALIGNMENT_PROLOGUE_16BYTES(dst, x, w) { quint32 s = src[x]; s = BYTE_MUL(s, const_alpha); dst[x] = INTERPOLATE_PIXEL_255(src[x], const_alpha, dst[x], one_minus_const_alpha); @@ -182,12 +180,10 @@ inline int comp_func_Plus_one_pixel(uint d, const uint s) void QT_FASTCALL comp_func_Plus_sse2(uint *dst, const uint *src, int length, uint const_alpha) { int x = 0; - const int offsetToAlignOn16Bytes = (4 - ((reinterpret_cast<quintptr>(dst) >> 2) & 0x3)) & 0x3; - const int prologLength = qMin(length, offsetToAlignOn16Bytes); if (const_alpha == 255) { // 1) Prologue: align destination on 16 bytes - for (; x < prologLength; ++x) + ALIGNMENT_PROLOGUE_16BYTES(dst, x, length) dst[x] = comp_func_Plus_one_pixel(dst[x], src[x]); // 2) composition with SSE2 @@ -208,7 +204,7 @@ void QT_FASTCALL comp_func_Plus_sse2(uint *dst, const uint *src, int length, uin const __m128i oneMinusConstAlpha = _mm_set1_epi16(one_minus_const_alpha); // 1) Prologue: align destination on 16 bytes - for (; x < prologLength; ++x) + ALIGNMENT_PROLOGUE_16BYTES(dst, x, length) dst[x] = comp_func_Plus_one_pixel_const_alpha(dst[x], src[x], const_alpha, one_minus_const_alpha); const __m128i half = _mm_set1_epi16(0x80); @@ -239,9 +235,7 @@ void QT_FASTCALL comp_func_Source_sse2(uint *dst, const uint *src, int length, u int x = 0; // 1) prologue, align on 16 bytes - const int offsetToAlignOn16Bytes = (4 - ((reinterpret_cast<quintptr>(dst) >> 2) & 0x3)) & 0x3; - const int prologLength = qMin(length, offsetToAlignOn16Bytes); - for (; x < prologLength; ++x) + ALIGNMENT_PROLOGUE_16BYTES(dst, x, length) dst[x] = INTERPOLATE_PIXEL_255(src[x], const_alpha, dst[x], ialpha); // 2) interpolate pixels with SSE2 |