diff options
| author | Allan Sandfeld Jensen <allan.jensen@theqtcompany.com> | 2016-10-07 17:03:48 +0200 |
|---|---|---|
| committer | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2016-10-11 07:38:29 +0000 |
| commit | a6dc28486910bde21d6854c1a64caadb0f663e1c (patch) | |
| tree | df4e2b450a9280842c8c39103cef62d5d76b54f1 /src/gui/painting/qdrawhelper_ssse3.cpp | |
| parent | 17ac3b2c146d1f48b88dbdc09927ddc3dd3aef81 (diff) | |
Avoid auto-vectorization of epilogues of manual vectorization
Defines a structure that tells the compiler in no uncertain terms the
maximum number of times a loop can be run.
The reduces the size of qdrawhelper_avx2.o from 22kbytes to 11kbytes.
Change-Id: Ie3d6281b04b4be3332497c15f3dfe9f185e20507
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Diffstat (limited to 'src/gui/painting/qdrawhelper_ssse3.cpp')
| -rw-r--r-- | src/gui/painting/qdrawhelper_ssse3.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/painting/qdrawhelper_ssse3.cpp b/src/gui/painting/qdrawhelper_ssse3.cpp index 2026a4e656..45ecc8b422 100644 --- a/src/gui/painting/qdrawhelper_ssse3.cpp +++ b/src/gui/painting/qdrawhelper_ssse3.cpp @@ -215,7 +215,7 @@ static inline void store_uint24_ssse3(uchar *dst, const uint *src, int len) dst24 = reinterpret_cast<quint24*>(dstVectorPtr); src = reinterpret_cast<const uint*>(inVectorPtr); - for (; i < len; ++i) + SIMD_EPILOGUE(i, len, 15) *dst24++ = quint24(*src++); } |