diff options
author | V3n3RiX <venerix@redcorelinux.org> | 2018-04-17 05:00:21 +0100 |
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committer | V3n3RiX <venerix@redcorelinux.org> | 2018-04-17 05:00:21 +0100 |
commit | 7eb78dbf89fda9dbc16848be08c9743bba5cf318 (patch) | |
tree | 65fcee0c54ea1966df0813594477d23f042f06cd /dev-qt/qtcore/files | |
parent | e98e69391231e8eb88b05a316e8181f2b8cc9a9b (diff) |
"dev-qt : bump to 5.9.5"
Diffstat (limited to 'dev-qt/qtcore/files')
-rw-r--r-- | dev-qt/qtcore/files/qtcore-5.9.3-avx.patch | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/dev-qt/qtcore/files/qtcore-5.9.3-avx.patch b/dev-qt/qtcore/files/qtcore-5.9.3-avx.patch deleted file mode 100644 index be18433b..00000000 --- a/dev-qt/qtcore/files/qtcore-5.9.3-avx.patch +++ /dev/null @@ -1,69 +0,0 @@ -From d813c66bfcfac1837814ec4d174d0389172f0d4c Mon Sep 17 00:00:00 2001 -From: Thiago Macieira <thiago.macieira@intel.com> -Date: Tue, 25 Apr 2017 12:02:09 -0300 -Subject: Fix the build when AVX2 is enabled but __F16C__ isn't defined - -If -mavx2 is used, __AVX2__ is defined, which enables the F16C code -after commit 280e321e52fd4e86545f3f0d4bd4e047786a897e, but that was -wrong since we aren't allowed to use the F16C intrinsics with either -Clang or GCC (we can only do that with GCC 4.9 and Clang 4.8, and only -with an __attribute__ decoration). - -With ICC and MSVC, we are allowed to use the intrinsics, but the -#include was missing. - -[ChangeLog][QtCore] Fixed a compilation issue with qfloat16 if AVX2 -support is enabled in the compiler. Since all processors that support -AVX2 also support F16C, for GCC and Clang it is recommended to either -add -mf16c to your build or to use the corresponding -march= switch. - -Task-number: QTBUG-64529 -Change-Id: I84e363d735b443cb9beefffd14b8ac1fd4baa978 -Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io> ---- - src/corelib/global/qfloat16.h | 15 ++++++++++++--- - 1 file changed, 12 insertions(+), 3 deletions(-) - -diff --git a/src/corelib/global/qfloat16.h b/src/corelib/global/qfloat16.h -index 89a62a93db..a0aa9496b4 100644 ---- a/src/corelib/global/qfloat16.h -+++ b/src/corelib/global/qfloat16.h -@@ -44,7 +44,16 @@ - #include <QtCore/qmetatype.h> - #include <string.h> - --#if defined __F16C__ -+#if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__AVX2__) && !defined(__F16C__) -+// All processors that support AVX2 do support F16C too. That doesn't mean -+// we're allowed to use the intrinsics directly, so we'll do it only for -+// the Intel and Microsoft's compilers. -+# if defined(Q_CC_INTEL) || defined(Q_CC_MSVC) -+# define __F16C__ 1 -+# endif -+#endif -+ -+#if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__F16C__) - #include <immintrin.h> - #endif - -@@ -116,7 +125,7 @@ QT_WARNING_DISABLE_CLANG("-Wc99-extensions") - QT_WARNING_DISABLE_GCC("-Wold-style-cast") - inline qfloat16::qfloat16(float f) Q_DECL_NOTHROW - { --#if defined(QT_COMPILER_SUPPORTS_F16C) && (defined(__F16C__) || defined(__AVX2__)) -+#if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__F16C__) - __m128 packsingle = _mm_set_ss(f); - __m128i packhalf = _mm_cvtps_ph(packsingle, 0); - b16 = _mm_extract_epi16(packhalf, 0); -@@ -134,7 +143,7 @@ QT_WARNING_POP - - inline qfloat16::operator float() const Q_DECL_NOTHROW - { --#if defined(QT_COMPILER_SUPPORTS_F16C) && (defined(__F16C__) || defined(__AVX2__)) -+#if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__F16C__) - __m128i packhalf = _mm_cvtsi32_si128(b16); - __m128 packsingle = _mm_cvtph_ps(packhalf); - return _mm_cvtss_f32(packsingle); --- -cgit v1.1-6-g87c4 - |